Cadna Intro

2Handbuch

CadnaA Software for Noise AbatementBrief Instruction for the Demo Program

1 CadnaA - Software for Noise Abatement

2

3

4

5

66.16.26.3

7

8

9

1010.110.210.3System Requirements

Document conventions

Installation

Language

The Main Window of CadnaAWorking with CadnaAMouse ButtonsControl Elements

Icon Bar

The Toolbox

Help

Quick start3D-Special-ViewInsert RoadImmission Point Calculation

210.4 Insert Screen10.5 Insert Building10.6 Duplicate Objects10.7 Import Objects10.8 Edit Objects10.9 Grid Calculation10.10 dB-Level and Text Boxes10.11 Generate Floors10.12 Copy to the clipboard

11

12

13

14

15

16Handbuch

Create Groups

Define Variants

Output of Results

Pass-By Level

Scanned Maps - Insert Images

Summary

1Brief Instruction for the Demo ProgramCadnaA - Software for Noise Abatement

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1 CadnaA - Software for Noise Abatement

CadnaA is a genuine Windows program for calculation and evaluation ofnoise immission caused by

road and railbound traffic trade enterprises and industrial plants, sports and leisure facilities air craf or any

Its operatisoftware etions.

This is wthough fearunning be

Handling ease of opup-to-date

CadnaA tawhether roered accorsource. (PlThe Basicings and 1mission ponoise and

Also you ways requgram Version 3.1

tother noisy equipment

on and data exchange are smoothly integrated in the Windowsnvironment like word processing, spreadsheet and other applica-

hat makes CadnaA different from other programs which, al-turing a Windows user interface, actually are DOS programshind this interface.

your projects using CadnaA, you are always sure to get utmosteration and a high technical standard and to stay in touch with software technology.

kes national guidelines into account. Each type of sound source,ad, railway, or any general point, line or area source is consid-ding to the calculation regulations valid for the relevant type ofease contact your national agent for up-to-date information). standard program with 2.000 obstacles (for each 1000 build-000 barriers) theoreticaly unlimited number of sources and im-ints. It contains all the calculation configurations except aircraft

options as mentioned below.

may get the CadnaA basic program in different levels it is al-ired for all following options.

1 Brief Instruction for the Demo ProgramCadnaA - Software for Noise Abatement2

For the basic program CadnaA you can purchase following options:

Option Feature BMP: Scanned maps and other pictures can be integrated into thegraphic presentation. Format like BMP, PCX, TIFF, JPEG, GIF ect.Several images can be integrated in one project file.

BPL: Emission of different areas, which are permissible withoutexceding limiting noise levels in the vicinity, are calculated and opti-mized.

SET Sound Emission and Transmission: This is an expert system tofind thgears, technicup to 1define If suchthan 10many splant nthat evprojectof Indu

SIP Citaking calculaother),the nu

AzB AVersion 3.1 Demo Program

e sound power spectra for many noise sources like motors,vans, ventilation systems, cooling towers on the basis of givenal parameters. With CadnaA-SET you can create modules with0 input and 10 output channels for sound power spectra. You canthe creation of a sound power spectrum by your own algorithms. a module is defined, it can be referenced with all sources. More0 predifined modules based on a many years experience and ontandards give you a tremendous knowledge in the modelling ofoise in one step. The modules can be coupled output-input, soen complex plants are simulated correctly in your CadnaA. Ask for our expert seminars for SET and for Noise Modellingstrial Plants.

ty-Mapping Module: This module allows to calculate the noiseinto account about 16 million buildings in one run, to performtions with complete noise maps (e.g. subtract one map from the and to evaluate a situation on the basis of given noise levels andmber of persons living under the impact of these levels.

ircraft noise - calculation of noise contours around airports

1Brief Instruction for the Demo ProgramCadnaA - Software for Noise Abatement

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About Demo-Pro-gram CadnaA

The demo program is also 32 bit-version and shows at the time beeing allfeatures of CadnaA.

The grey coloured menue funktions or symbols are not activated in thedemo program.

* Please remind that the calculation is falsivied in the demo program. You cant take the results for noise assessment! Also in the demo program you cant save and export files and print directly - for that case use the COPY command for the clipboard and PASTprint

To get famfollow thehours for loosing yo

Because ysaved all quired you

The traininit.

DatakustSoftwareund Aus

GrfelfinD-81375

email: inhttp://ww

Tel. +49 -Fax +49 -gram Version 3.1

E command to insert data into another Windows application to out.

iliar to the main basic features of CadnaA, we recommend to examples offert in this instruction. You will need about twothat in all. But you can always interrupt your lessons withoutur example project. ou cant save files in the demo program, we made it for you. Wesingle steps in files with the CadnaA extension *.CNA. If re- can open the corresponding example file to continue.

g starts with the chapter Quick Start - we hope you will enjoy

ik GmbH, Technische Dokumentationbildung fr den Immissionsschutz

ger Str. 133 aMnchen

[email protected]

(0)89 -7007 629-0 (0)89 - 7007 629-89

1 Brief Instruction for the Demo ProgramCadnaA - Software for Noise Abatement4Version 3.1 Demo Program

2Brief Instruction for the Demo ProgramSystem Requirements

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2 System Requirements

Minimum requirements

IBM-compatible PC 486 with VGA-Bildschirm Windows 95, 98, WindowsNT, Windows 2000 (Windows is a trade-

mark of Microsoft Corp., USA) minimum RAM 16 MB at least 5 MB of free disc space for the program CadnaA CD-Rom drive Micros

d IBM-c Windo Scree w

the 3D 128 M CD-Ro Micros

printer Digitat

The drive experience

CadnaA isgram Version 3.1oft-compatible mouse and printer

Recommenompatible PC Pentium ws 98, WindowsNT or Windows2000

ith OpenGL graphic card and 3D-accelerator (recommend for -special view)B RAMrm driveoft-compatible Wheel mouse (comfortabel for zooming) and

izer

space depends on the size of the projects you want to treat. The shows, that the drive space cant be big enough.

a 32-bit-version.

2 Brief Instruction for the Demo ProgramSystem Requirements2Version 3.1 Demo Program

3Brief Instruction for the Demo ProgramDocument conventions

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3 Document conventionsIn the following list you will find all conventions used in this document.

setup Words or letters formated with the font courier - you have to type them.

RETURN Small capitel emphasize names of keysand key combinations like RETURN andCTRL+C.

STRG+V

DOWN-K

Grid|Apare nam

Press RIGgram Version 3.1

A plus (+) between the name of keyssymbolize a key combination. For exam-ple by CTRL+V you must press the CTRL-key continuously during you press the V-key.

EY The relevant arrow keys are namendconcernig the direction to wich the arrowshows (LEFT-KEY, RIGHT-KEY, UP-KEY). The expression arrow-key is a collective term of all these four keys.

pearence|Optionss e

This written style means firstly you have to click on the menu option Grid sec-ondly in the pop-up menu on the option Appearence and finally in the dialog box of the button Options.

HT mouse key This instruction means, you have toposition the mouse pointer on the edge of the desired object (or on the centreline in the case of roads and railways) and press the RIGHT mouse key. In this cases a context menu opens containing a number of commands which relate to the specific object.

3 Brief Instruction for the Demo ProgramDocument conventions2

choose or confirm This instruction meas you must click on a function or command with the LEFT mouse key.

DOUBLE CLICK Ask you to click twice quickly with the LEFT mouse key.

) Ask you to do something With the key INS A Step-by-Step instruction. You may

* Ind

BuiVersion 3.1 Demo Program

insert two new rows.

skip these instructions if you have the basic knowlegde.

A note or comment

ustry.cna Example files for trainig. You may open these files to follow the examples. They are saved on the CD-Rom in the direc-tory DEMO_EXAMPLES.

ldingNoiseMap.cna For the stated example a file is saved on your CD-rom with the completed exam-ples

4Brief Instruction for the Demo ProgramInstallation

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4 InstallationUse the following procedure to install the CadnaA demo program rom theCD-Rom. Note that you cannot run the CadnaA components from theCD; you must install the program onto your hard disc.

) Start Windows.) Before you install the program finish and close all other programs) Inser) In the

comm

) The i) Execgram Version 3.1

t the CadnaA-CD in your drive (for e.g. drive D).

start menu of your operating system choose the according ant to install the SETUP. EXE from the CD-Rom-Drive

nstallation program will be started - just follow the instruction

ute the standard installation

4 Brief Instruction for the Demo ProgramInstallation2Version 3.1 Demo Program

5Brief Instruction for the Demo ProgramLanguage

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5 LanguageCadnaA is multi lingual. At the time beeing you may operate the programalternatively in German, English, Italian or French. Please asked for thecurrently languages. You can see the languages in the menu Option|Lan-guage. The language option depends also on the level you have purchased.

But at the moment manuals and online help are only in German or Englishavailable. Asked for the currently state.

When Cading to the default setquired, the

nguageOn OptioCadnaA. Ttion of langram Version 3.1naA is started, it automatically selects the language correspond-country setting in the Windows system. This setting is also theting for CadnaA. If a language not available in CadnaA is re- program will be started in English.

Change Lans|Language, click the language in which you wish to runhen terminate the program and start CadnaA again. The selec-

guage is active now.

5 Brief Instruction for the Demo ProgramLanguage2Version 3.1 Demo Program

6Brief Instruction for the Demo ProgramThe Main Window of CadnaA

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6 The Main Window of CadnaAStarting Double-clicking the program icon on the Windows Program Manager or a

single click on the Cadna_A entry on the Start menu of Windows 95 orWindows NT starts CadnaA and opens the main window.

CadnaA -Window

rking , key-gitizer

On the makeyboard, ates a new

Dialogs, etop by pospressing thwith the mgram Version 3.1

Parallel wowith mouseboard or di

in window, all objects can be entered and edited using mouse,and digitizer in parallel. Inserting an object at the same time cre- data record on the pertinent object list (Tables menu).dit dialogs, and also the toolbox can be re-arranged on the desk-itioning the mouse pointer on the upper edge of the box whilee right mouse button. Now drag the box to the desired positionouse button held depressed.

6 Brief Instruction for the Demo ProgramThe Main Window of CadnaA2

Icons CadnaA features icons, so-called shortcuts, which, when being clicked,immediately trigger the function they represent.

For most icons, the pertinent function is indicated on the status bar in thelower-left corner of the CadnaA main window as long as the mouse point-er is positioned on that icon with the left mouse button held depressed (seealso HELP text under Show Icon Bar).For users yet unfamiliar with handling menus, dialogs, scroll bars, or sys-tem menus, it is recommended to go through the respective chapters in theWindows

Status Bar The statuswindow.

If, with thtioned on pertinent f

As the motus bar wi(L) calculawhich the

The statusthe menu iVersion 3.1 Demo Programmanual.

bar runs horizontally along the bottom of the CADNA A main

e left mouse button held depressed, the mouse pointer is posi-an icon of the icon bar or of the toolbox, information about theunction will appear on the left side of the status bar.

use pointer is moved across the screen, the right site on the sta-ll show the co-ordinates and, after a calculation, also the levelsted and if applicable also the ground hight (G), for that point onmouse pointer is currently positioned.

bar can be turned on and off via the Options menu by clickingtem Show Status Bar.

6.1Brief Instruction for the Demo ProgramWorking with CadnaA

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6.1 Working with CADNAA

In CadnaA, selecting some menu items causes functions to be executedimmediately while selecting other menu items opens a dialog. When youchoose an item followed by ellipses (...), a dialog will appear. A hotkey isoften indicated next to a menu item. Using this hotkey allows you to ac-cess the pertinent command without having to open the menu first.

By meansCadnaA mpressed, tyKEY, and If, for examsame time(documentBut it is nThere are tivated byand type thgram Version 3.1Keyboard of the identification letters (underlined letters), you can callenu items from the keyboard as follows: Hold ALT KEY de-pe identification letter of the menu in question, release ALT

then type only the identification letter of the desired command.ple, you wish to select the Save command, press ALT+F at the

(File menu opens), release both keys, and then type s for Save is saved).ot only menu items that can be accessed from the keyboard.

also some frequently used icons of the toolbox which can be ac- using a hotkey. To this end, hold down the Control (CTRL) keye respective letter.

6.1 Brief Instruction for the Demo ProgramWorking with CadnaA2Version 3.1 Demo Program

6.2Brief Instruction for the Demo ProgramMouse Buttons

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6.2 Mouse Buttons

"Click" means to press and release a mouse button once. "Doubleclick" means to rapidly press and release the left mouse button

twice.

Click with Left Mouse Button

To select an option, execute a command, select an object, or activate anobject icon, place the mouse pointer on that option, icon, command, or, inthe graphiline objectUnless youbutton (budifferently

Multiple SCADNA A features dialogs with lists where you can highlight and selectseveral row

Click the ddeselects t

Click the fwhile clichighlighte

Press and

k with e Button

Double-clpertinent Egram Version 3.1

Double-clicLeft Mous

icking an existing object or a data record in a table opens thedit Object dialog where you can enter the relevant parameters. arbitrary

Selecting serows in ansequence:

hold down the CTRL key while clicking the desired rows. veral consecutiveking the last row to be selected. All rows lying in between ared and selected as well.everal rows:Selecting oesired row using the left mouse button. Clicking a different rowhe one selected before.

Selecting sirst row using the left mouse button, press and hold down SHIFTelections

ne row:s at the same time. cal representation, on the border or the centreline of an object or, respectively, and click the mouse button.

are instructed otherwise, mouse actions always refer to the lefttton #1). If you are left-handed, or the mouse was configured, use the appropriate button instead.

6.2 Brief Instruction for the Demo ProgramMouse Buttons2

Click with Right Mouse Button

Clicking with the right mouse button means to rapidly press release theright mouse button. Depending on which mode you are working in, usingthe right mouse button has two different effects.

* When using the mouse to insert an object in the CadnaA main win-dow, clicking with the right mouse button

- terminates the insertion mode for the object presently entered and- again with a subsequently one click with the Right mouse key on the o

Edit mode * In theexistimoreVersion 3.1 Demo Programbject the edit dialog opens. edit mode when the right mouse button is used to click an ng object or a data record in a table, a context menu appears (for information see online help keyword: context menu).

6.2Brief Instruction for the Demo ProgramMouse Buttons

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WheelmouseIf you are owner of a wheel mouse (a mouse with two keys and a wheel inthe middle of them) you may use the wheel to zoom into your graphicaldisplay very quickly in or out.gram Version 3.1

6.2 Brief Instruction for the Demo ProgramMouse Buttons4Version 3.1 Demo Program

6.3Brief Instruction for the Demo ProgramControl Elements

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6.3 Control Elements

Option Button

Option buttons are control elements indicating whether a condition is trueor false. If true = yes, a black dot appears in the option button. The mousepointer is used for activation/deactivation. Within one set of options, onlyone option can be active at one time.

Check boxfalse. Whedicating th(inactive).

mbobox

A list boxvalue selethus activadefined on

To make th

In some cnext to thegram Version 3.1Check Box

es are control elements indicating whether a condition is true orn the check box is activated, an X or appears in the square, in-at the condition is true (active). Otherwise, the condition is false

List Box/Co

contains a list of data of which only one value can apply. Thected will be displayed on the list box, and the selected option isted. On combobox, you can either select a value or enter a user-e.

e list drop down, click the arrow to the right of the box.

ases, like in the example above, you will find an option button list box. Click this first to activate the list box.

6.3 Brief Instruction for the Demo ProgramControl Elements2Version 3.1 Demo Program

7Brief Instruction for the Demo ProgramIcon Bar

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7 Icon BarThe icon bar can be turned on and off by clicking Options|ShowIcon Bar.

Scale list box to set the desired scale by selection from the list or byentering a user-defined value. To select a scale, click the arrow.

Op

Sav

Prin

ExptemCoCATrigspepoiRe

Re

Dis

Ca

Bitm

FixH

Cgram Version 3.1

ens an existing file

es file

ts result log

orts result log according to settings in the plate file

pies contents, trimmed area or selected object from the DNA A main window to the clipboardgers calculation according to specified configuration for cified immission points (for calculation of the immission

nt grid, click Grid|Calculate Grid)presentation and levels refer to daytime

presentation and levels refer to night-time

play ground hight

lls Digitizer menu

ap representation and resolution

objectselp cursor for topic-related help

alls Help

7 Brief Instruction for the Demo ProgramIcon Bar2Version 3.1 Demo Program

8Brief Instruction for the Demo ProgramThe Toolbox

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8 The ToolboxGenerating and inserting various sources and objects is a piece of cakethanks to the toolbox feature.

The toolbox is part of the CadnaA main window and contains the iconsrepresenting the different object types. It can be re-arranged on the desktopas you like. To this end, click its upper border with the LEFT mouse buttonand hold the button depressed while moving the mouse to a different posi-tion on the window. When you have reached the desired position, releasethe mouse

An object pressing thkey at the gram Version 3.1

button.

type is activated by clicking the desired icon, or, if available, bye pertinent hotkey, i. e. the CTRL KEY plus the respective letter

same time.

Toolbox

8 Brief Instruction for the Demo ProgramThe Toolbox2

Toolbox Icons Instead of activating a feature by clicking the pertinent icon, someicons can also be accessed via hotkeys. In this case, you have topress the CONTROL KEY, designated Ctrl or Strg depending on thekeyboard used, plus the respective letter key at the same time. Ifsuch a hotkey exists, it is indicated below the icon it belongs to.

3) 1) 1)

Edit Mode (CTRL+e) Zoom + Zoom - Zoom allVersion 3.1 Demo Program

1) 2) 2) 2)Point Source (CTRL+q)

General Line Source (CTRL+l)

Horizontal Area Source (CTRL+f)

Vertical Area Source

2) 1) 2) 2)Road (CTRL+s) Crossing with Traffic

Lights (CTRL+a)Parking Lot (CTRL+p)

Railway (CTRL+b)

1) 2) 1) + 2)

Tennis Point of Ser-vice

Optimisable Area Source

Power Plant Source

2) 2) 2)

2)Building (CTRL+h) Barrier (CTRL+w) Bridge Ground Absorp-

tion

2) 2) 2) 2)Built-up Area Foliage Contour Line Line of Fault

4) 2)

Cylinder embankment

8Brief Instruction for the Demo ProgramThe Toolbox

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* Notetioninobjec

1) 1) 2) 2)

Immission Point (CTRL+i)

Building Evaluation Calculation Area Designated Land Use

3) 1) 3) 3)

Insert Bitmap Level Box Text Box Trimmed Area

2)

Auxiliary Pgram Version 3.1: The numbers in brackets indicate which method of posi-g the object is used (see Online help keyword: Inserting ts).

3) 1)

olygon Symbol Station Mark

8 Brief Instruction for the Demo ProgramThe Toolbox4Version 3.1 Demo Program

9Brief Instruction for the Demo ProgramHelp

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9 Help

Online Help SystemWhile you are working with Cadna/A, Help always is just one click away.To call Help

) Press F1 (or click the Help icon on the icon bar), or) Click the Help cursor on the icon bar: The mouse pointer turns into

the H

) On aFinding1. On th

of the

2. Enterindex

3. Doub(or sedisplgram Version 3.1elp pointer icon. Now click any menu item, or

ny dialog box, click the command button Help.

a Topic in the Online Help Systeme menu ?, select the Find command (or click the Find button online help). CadnaA opens the Find dialog box. the first letter of the topic to be found. During the entry, new items are displayed in the list box.

le-click that index item which corresponds to the desired topiclect the index item and press the ENTER key). The online help

ays further topics, if any, referring to this index item.

9 Brief Instruction for the Demo ProgramHelp2

Users whomanual foon the HE

* The yourprogVersion 3.1 Demo Program

are not yet familiar with Help, please refer to the Windowsr further information, or in CadnaA, select the Use Help optionLP menu.

Help texts may not yet be up to date! We trust in kind understanding - CadnaA is subject to constant ress.

10Brief Instruction for the Demo ProgramQuick start

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10 Quick startTo get familiar with the main basic function of CadnaA, we recommendto deal with the examples offered in this chapter. By doing so you will in-sert your first objects by mouse, change their data and dimensions in thegraphical presentation, execute calculations and create noise maps amongother things.

Of course you have more possibilities to insert objects in CadnaA thanonly by mouse, like

digitizi input o import

DXF, dDGM aODBCnecessa

Particularlture consid

* You wDemhard

* Pleasdemo

* All gtrary functmore

) Nowdesktgramgram Version 3.1

ng from a plan with a usal digitizer with MS Windows interfacef the object coordinates via keyboarding digital data using different formats e.g. for graphic files like ifferent GIS formats like AtlasGis, ArcView, Sicad, Windput nd of course each CadnaA-file. You may also import data via -database interfaces like MS-Access, MS-Excel, FoxPro etc. If ry asked for the actual interfaces.

y for big projects these input possibilities minimize the expendi-erably.

ill find the example files on your CD-Rom in the directory o_Examples. For comfortable working copy them on your

disc.

e note and remind that the calculation is falsified in the program. You cannot take the results for noise assessment!

ray shaded menu function, button or icons are deactivated. Con-to the demo program partially in the program CadnaA some ion are only working if the according option is purchased. For information please read the first chapter.

start CadnaA by double-clicking the program icon on your op or by clicking the corresponding starting menu buttom|pro-|cadnaa. The CadnaA mainwindow opens.

10 Brief Instruction for the Demo ProgramQuick start2Version 3.1 Demo Program

10.1Brief Instruction for the Demo Program3D-Special-View

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10.1 3D-Special-View

At first - test your computer to see if all components are installed correctand complete to work properly with CadnaA.

Racing-course.cna

Therefore open the file Racingcourse.cna by double-clicking its name inFile|Open..

The file RCadnaA screens etcomputer

) Withor altaxis. gram Version 3.1

The open file Racingcours.cna

acingcourse.cna contains some objects which are accessible inlike roads, bridges, contourlines and points, embankments,c. We come back to it later. Now, see what performance yourhas.

the RIGHT Mouse key click once on the middle axis of the road ernativly on the auxiliary polygon which is drawn over road Like shown in the following picture a context menu opens with

10.1 Brief Instruction for the Demo Program3D-Special-View2

function refering to this object Road.

In the edit mdifferent fun

) Chosmand

Now it couwindow omension oic card. Yoexact you Version 3.1 Demo Program

ode if an object is marked with a Right mouse click a context menu opens with ction suitable to the marked object.

e the function 3D (Special) by clicking the same-named com- once.

ld be that you have to wait for some seconds till the 3D-specialpens. How long it needs depends among other things on the di-f the project file, on your RAM or on the quality of your graph-ur graphic card should have a 3D accelerator in any case. But

will find it out now.


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You should not wait longer than about 3 seconds till your 3D-special win-dow opens. Is it essentialy longer purchase a new graphic card with a 3Daccelerator. The newer cards will have it any way.

If necessalent icon iyour screemouse.

) Presswith road.

Is this not advantagegram Version 3.1

The file Racingcourse.cna with opend 3D-special window defaulty placed in the upper left corner.

ry maximize the 3D-special window by clicking on the equiva-n the upper right corner. Than the window expand to the size ofn. Alternativly you may enlarge or reduce the window using the

the RETURN-key - now you are driving through this szenario a speed of 100 km/h and a camera position of 1 m above the

the case - you should arm your computer so that you can take to the powerful performance of CadnaA.


Incidentally - you do not need to wait until your trip stops. You may forcethat by pressing the RETURN-key. From the stopped position you may nowgo further on using the arrow keys from your numerical keyboard. Withthese keys you can navigate through the szenario independend.

Numerical keyboard:

- Key 8 and 2 ahead or back- Key 4 and 6 left or right turn- Key 9 and 3 upward or downward- Key 5- Key 7- Key 1

For more i

With this vand see alfor a calcu

Also in ththe edit di

Try and chthe follow

) Drivestop both to att

As yothe aerrorVersion 3.1 Demo Program

back to the starting position vertical upward vertical downward

nformation see online help keyword: 3D-(Special).iew you are able to check your project modelling of correctness

l objects with acoustical relevance which are taken into accountlation.

e 3D-Special view you may double-click on an object to openalog for this object and if necessary to change its data. ange a parameter in the edit dialog in the 3D-Special view like

ing example:

through the 3D-Special view - start with the RETURN-key and pressing the ESC-key after passing the first bridge close to the noise protection walls (screens). If necessary use the arrow keys ain the right position.

u may recognize the center of the left screen seems to hang in ir - there is no connection to the ground. Obviously this is an and has to be corrected.


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) For thopen

) Inadvby cl(no hgram Version 3.1

at double-click on the left screen - the screen edit dialog should .

The screen edit dialog - the screen is activated as a float-ing screen with a z-extent of 3 m.

ertently the screen was defined as a floating screen. Correct this icking on the same-named checkbox to deactivate this option ook).


) Afterwards confirm by clicking on the OK button. The edit dialog closed.

Now, the noise protection wall stands correct on the ground.

) Close the 3D-Special window by clicking on the closing-icon.Hereby you have made your first excursion with CadnaA. We hope youenjoyed it. Do not bebeen becau

For more i

It would bVersion 3.1 Demo Program

discouraged if your trip was not as exciting as it should havese your hardware was not fast enough - you may change that.

nformation read chapter 2.

e best you go on now with the next exercise.

10.2Brief Instruction for the Demo ProgramInsert Road

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10.2 Insert Road

Now you enter your first object on your own - a road.

) For that point to the car icon in the toolbox and click.After clicking you are in the Insert Road mode. The mouse pointer isdragging the Car icon.

) Posiis suclickber bFor ing tbeenRIGH

* The iacousgram Version 3.1

tion the mouse pointer on that point where your road pposed to begin and use the LEFT mouse button to . A line suspended from the mouse pointer like a rub-and then allows you to define a road as you wish.

each change of direction, insert a new point by press-he LEFT mouse button again. After the last point has defined, the insertion is completed by pressing the T mouse button.

nserted points of the road define only the road course - the ticaly subdivision is happen separate during calculation.

10.2 Brief Instruction for the Demo ProgramInsert Road2

* An inas a dVersion 3.1 Demo Program

An inserted marked in the Edit mode

serted graphical object will be inserted also in the object table ata record automatically (menu Tables|Sources).


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If an descr

When the

) clickobjec

) In thethe in

* In thethe cobjecAlterkey ogram Version 3.1

road has been inserted correctly,

the Edit Mode icon. This mode allows you to edit any inserted t.

edit mode, double-click the polygon line or the centreline of serted road. The edit dialog box appears.

Edit mode if you make a double click on an object in CadnaA orresponding edit dialog box opens. It contains all data of an t.

natively you may also click on the object with the RIGHT mouse nce directly after entering the object to open the edit dialog. object is inserted a hook appears on the corresponding table iption.


After closing it you are still in the insertion mode. So you do not need to change in the edit mode if you only want to edit object parameters.

In the edit dialog in some text boxes you may enter data by choosing them in the list boxes by others you enter them from the keyboard by typing the desired value.

specidescrneces

) ClickAnotroad

) ChooVersion 3.1 Demo Program

tet to the choosen country respectively standards. You may fy this in Calculation|Configuration|Tab Country. The iption of the choosen standard appears in the dialog header. If sary complete the textboxes accordingly.

the Card Index icon to the right of the SCS/Dist. (m) text box. her dialog box opens, allowing you to select the width of the by clicking the relevant standard cross section.

se the value b2 by clicking on it. Now it is marked. * The apadjusRoad edit dialog according to the German standard RLS90

pearance of the edit dialogs and the enter possibilities will be


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Is the desired value not visible use the scroll bar or the arrow keys on yourkeyboard. select an Scause the din a movie

) ConfThe dialogalog box. Dist. (m) t

) To geYou svaluethe Mboxe

* Pleasindivhightion o

) Havigram Version 3.1

While using the arrow keys (UP, DOWN) of your keyboard toCS value, holding the DOWN key or UP key depressed willisplay to show the eligible road cross sections continuously like.

irm your choice with OK.

box closes and the chosen value is entered in the object edit di-Alternatively you may also enter an arbitrary value in the SCS/ext box of the edit road dialog box.

t training just enter all data like showed in the edit dialog box. hould also try the Options button. You may enter the emission s L m,E either directly or by activating the Counts values of DTD (mean daily traffic density). Via Options, you reach input

s allowing you to enter more details concerning traffic densities.

e watch how the emission values are continuously adapted as idual parameters are modified. This edit road dialog box is a ly condensed version of the national guideline for the calcula-f traffic noise.

ng entered all data, click OK to close this dialog box.


CadnaA croad like

Bridge Screen the Flo the Mo

For more i

Also pay athe 3D-speVersion 3.1 Demo Program

Road after entering a distance

ontains additional objects, you can use together with the object

and for a noise protection wall on roads or railways orating Screen as noise protection wall on a bridge andund (embankment).nformation see the online help.

ttention to the mentioned objects in the file Racingcourse.cna incial view.


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Mgram Version 3.1

odel of a bridge in CadnaA in Options|3D-View without hidden edges

10.2 Brief Instruction for the Demo ProgramInsert Road8Version 3.1 Demo Program

10.3Brief Instruction for the Demo ProgramImmission Point Calculation

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10.3 Immission Point Calculation

L02.cnaAfter you have inserted a road insert still an immission (receiver) point at adistance of about 20 m.

* Different to the immission points in a grid for the individual immis-sion points you may save all interim results of a calculation in a file.

olygonTo define a certain distance you may use a polygon and give it the desiredlength.

) Theremidd

) Chanthe R

) Fromvalue

on point) At thfirst cend ogram Version 3.1Immissie end of the line insert now the immission point. Therefore at lick on the corresponding icon in the toolbox and then on the f the Auxiliary polygon. Auxiliary p

fore draw a vertical line (a line with only two points) from the le axis of the road using the Auxiliary polygon.

Edit Modege to the Edit mode and click on the Auxiliary polygon with IGHT mouse key.

the opening context menu choose Set Length and enter the 20. Close the dialog by confirming with OK.

10.3 Brief Instruction for the Demo ProgramImmission Point Calculation2

) Subsequently click with the RIGHT mouse key on the border of the immission point - the edit dialog opens.

) Enter a Name and a Standard Level. Therefore activate the same-named option.

* If you have entered a Standard Level then after a calculation you will see at once wether the level is exceeded or not. In case the level is exceeded in the graphical view the immission point changes its coloufield.

You hlevelarea,

deterfic, inons|L

) You rthe GVersion 3.1 Demo Program

r red. The excess value will be indicated in the corresponding

ave also additional the possibility to select from a list standard s for user pre-defined different types of land use, like residential industry area, spa or health resort etc. Furthermore you may mine if the standard level regards only e.g. road or railway traf-dustry or if it concerns all type of noises together. (menu Opti-and use)

each the coordinates of the immissions point after clicking on eometry button.

Point Geometry dialog

10.3Brief Instruction for the Demo ProgramImmission Point Calculation

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For all objects you may determine if the height refer to relativ to the ground topography absolut roof

the object is situated e.g. 2 m above an other object in which layout it is located (e.g. a ventilation on a building).

Calculator) Now trigger the calculation via the Calculator icon on the icon bar ) After

the imevent

* If spelated

* The ilevel

The Psoundpointalso agram Version 3.1Edit mode

wards open the immission point edit dialog by double-clicking mission point border. In the dialog you will see the results and

ually an exceeded value.

ktra existing the sound pressure level will be spectrally calcu-, evaluated and indicated.

mmission point sound level caused by a source denotes Partial .

artial level button in the immission point dialog shows all levels from all sources caused on the concerned immission

. The Partial level list in the menu Tables|Partial Level shows ll sound levels from all sources but for each immission point.

10.3 Brief Instruction for the Demo ProgramImmission Point Calculation4

The list of partial levels results e.g. as an efficacy ranking of noise protection measures. Version 3.1 Demo Program

10.4Brief Instruction for the Demo ProgramInsert Screen

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10.4 Insert Screen

L03.cnaAfter inserting a road and an immission point you should now do some-thing against the noise from the road. Build a noise protection wall. There-fore

) With the RIGHT mouse key click once on the middle axis of the road. Remember, for that you have to be in the Edit mode now. The con-text mname

* In theopenobjecgram Version 3.1

enu opens. Click on the Paralell Object command. The same-d dialog opens.

Edit mode one click with the RIGHT mouse key on an object s a context menu with different function suitable to the marked t.

10.4 Brief Instruction for the Demo ProgramInsert Screen2

) Witharrow

Left startiheigh

) Enterand yVersion 3.1 Demo Program

a click select Sreen from the list. To open the list click on the on the right hand site of the Object box.

or Right of the object refer to the viewing direction from the ng to the end point. The distance screen - road axis and the t can be entered.

the data like above and confirm with OK. The dialog closed ou can see the result on the screen.

A road section with a parallel screen


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With the Zoom-icons + or - from the toolbox you can easily modify thescale of the representation on the screen.

) Select option by clicking the respective icon and use the left mouse button to click the position of which is supposed to remain unchanged while the scale is modified. The scale changes by a factor of 2 with each click. When you use the right mouse button, the scale changes in the opposite direction.

) You mthe scthe aThis mous

the mUse t

After clickbe shown ously the window bnavigate v

) Just t) After

objecgram Version 3.1

Enlarged detail

ing the tool zomm wrap-around the whole wrap-around willin your CadnaA window. By pressing the SHIFT-key simultane-scale will be adapted so that you see all objects in the CadnaAut not obligatorily the complete wrap-around. By that you mayery fast through your object. ry it.

wards switch to the Edit mode and double-click the screen. The t edit dialog opens.e pointer positioned on the first corner of the area and sliding ouse to the opposite corner with the mouse button depressed. he right mouse button to undo these steps.ay also blow up an arbitrary detail of your representation on reen by clicking the Zoom + icon and pulling a rectangle over

rea in question.is done as customary by pressing the left mouse button with the


Karteikartensymbol

) You mcoeffviewdiffer

* You mprojeFor m

The co-orclick one you want though. FPoint. Arethe edit fieVersion 3.1 Demo Programdialog boxknown. MoOK, watchScreen edit dialog

ay enter either the reflection loss in decibels or the absorption icient separately for each side. Again, left and right refer to the ing direction from starting point to end point. Pre-set values for ent surfaces are available via the Card Index icon.

ay also enter the name of an existing frequency spectrum in the ct database.ore information see online help keyword: Libraries.

dinates are always reached via the Geometry button. Doubleset of co-ordinates - all edit features are now available. Even ifto change the height of each co-ordinate point you can do

or that you just activate the option absolute Height at evey the absolute heights of some co-cordinates unknown just clearld by deleting the values (it must be empty). After closing thees CadnaA now interpulates the value between the heightsdify any value and, after closing the dialog boxes by clicking

how the result is displayed on the screen


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.

* In Caare e

spondalway

If necthat ydialousingmarkgram Version 3.1

Object geometry dialog

dnaA all tables are synchronized with the graphic - e.g. if you diting a co-ordinate point in the dialog box Geometry the corre-ing point in the graphic is flashing simultaneously. By that you s know where you are.

essary close the Geometry dialog and move the edit dialog so, ou can see the polygon points of the screen after opening the

g. Watch these while you scroll through the coordinate table by the arrow keys. Each point flasches as soon as the data record is ed.


You may,

) Selecmous

CTRLcours

Deleting a polygon point:

Press CTRclick on thVersion 3.1 Demo Program

of course, edit the barrier graphically also:

t the barrier, then move or delete any polygon point with the e button held down, or insert a new polygon point (press the key and click the desired new point) until you get the desired e..

L+SHIFT key (a minus icon is dragged on the mouse pointer) ande desired point.The flashing polygon point and the marked data record


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Inserting a polygon point:

Press CTRL key (a plus icon is dragged on the mouse pointer) and click onthe desired point.

For more information see online help keyword: ???

To insert a barrier in an arbitrary location, first click the Screen icon, thenclick the desired points of the screen polygon line.

Update the calculation with a click on the Calculator icon in the icon bar.If you followed the example your standard level should not be exceededanymore a

* Pleasfied.

Defaultly night-timegraphical correspondmap respecause e.g. night-time

) Try ispond

As yoshow

) In mecorre

recorgram Version 3.1nd the colour of your immission point should be black again.

e remember: the calculation in the DEMO-program is falsi-

CadnaA calculates always the immission levels of day- and simultaneously and displays the results for the day-time in the

presentation. If you switch to the night-levels by clicking on theing icon in the icon bar or vice-versa the colour of the noise

ctively the colour of the immission point changes normally be-you may have defined a different pre-set standard level for the.

t - switch to the night-time presentation by clicking on the corre-ing icon.

u may see, the immission point discoloured to red again and s that the pre-set standard level is exceeded for the night-time.

nu Calculation|Protocol turn on the protocol by activating the sponding checkbox. In that case all interim results will be ded if you execute the calculation again.


) Aftercol|P

For more i

) Try aUse t

Version 3.1 Demo Program

wards look at the protocol by clicking on Calculation|Proto-rint|Preview.nformation see online help keyword: Protocol.

lso again the 3D-special view like described in the first chapter. he road to execute the function.

Right mouse click on the middle axis of the road andchoose 3D-special view from the context menu.

10.5Brief Instruction for the Demo ProgramInsert Building

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10.5 Insert Building

Buildings are inserted in the same manner like the objects mentioned be-fore.

) Click on the Building icon in the toolbox.Click the corner points to have the building contour drawn. Contrary to Road and Screen, buildings are closed polygon lines: When you fRETUpointmode

Buildings hold the Syou may th

* To geof the

) As cukey hNowinserSHIFTtion, ing thgram Version 3.1

inish the insertion by pressing the right mouse button or the RN key, the line is closed automatically by connecting the end to the starting point. As you are still in the Insert Building , you may now insert further buildings.

may be shaped arbitrarily. To insert rectangular buildings, alsoHIFT key depressed while sliding the mouse. After each click,en continue the polygon at right angles only.

nerate a rectangular building, you should always start with one longer sides, and hold down the SHIFT key during inserting.

stomary, insert the first, second and third point with the SHIFT eld down by pointing to the respective positions and clicking. position the mouse pointer, not on the fourth corner to be ted, but on the first one already inserted while still holding the key down. The fourth point is thus inserted at the right posi-

and you may close the polygon line to form a rectangle by press-e RIGHT mouse button.

10.5 Brief Instruction for the Demo ProgramInsert Building2

Four polygon points which have to be inserted for a closed rectangle polygon. A right mouse click matches

) Just t

) Haviclick

buildingVersion 3.1 Demo Program

ou like.

ng inserted the building, switch to the edit mode and double- the edge of the building. The Building edit dialog box opens.

ground plan with multiple edges

3D-View (menu Options)Even if yoSHIFT keycated buildyards as ythe last point with the first one automatically.

ry it.

u insert nothing but right angles by constantly holding the depressed, you will be able to generate any complex/compli-ing ground plan with as many projections, oriels, and court-

10.5Brief Instruction for the Demo ProgramInsert Building

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Behind theing. Here y

) Clickm. Athe d

* In Cationaand iby inThis helpfFor m

* Moreyou cjust ereflecFor mgram Version 3.1

The building edit dialog

button Geometrie you will find the co-ordinates of your build-ou may also enter the building height.

the Geometrie button and enter the building Height e.g. 11,50 fter you have entered all parameters of your first builing, close ialog box clicking OK. The building should still be selected.

dnaA you can build houses and define them as sources addi-lly only by drawing the plan ground, entering a building height n closing you just assign emission levels for the facades, caused door levels with the possibility to assign deadening spectren. is particularly for trade enterprises and industrial plants a very ul tool.ore information see online help keyword: Generate Building

over you have another object - the Cylinder. With this object an model tanks, cauldrons and other cylindrical buildings. You nter their radius and height. They have also a shielding and ting effect.ore information see online help keyword: Cylinder

10.5 Brief Instruction for the Demo ProgramInsert Building4Version 3.1 Demo Program

10.6Brief Instruction for the Demo ProgramDuplicate Objects

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10.6 Duplicate Objects

Next you generate from one building a whole housing estate.

L04.cna) Open the file L04.cna.) Mark the building by clicking it in the Edit mode.) Point with the mouse pointer on the border of the building and press

the Rselec

A dialog bvertical angram Version 3.1

IGHT mouse button. Again, the context menu appears. Now t Duplicate.

The Building context menu

ox opens where you may define the number of objects in thed horizontal direction and the spacings between them.

10.6 Brief Instruction for the Demo ProgramDuplicate Objects2

) Enter L05.cna The select

tered. Theheight 11,quickly re

Just selectyou pleaseVersion 3.1 Demo Program the parameter from the above dialog box and confirm with OK.

ed object has been multiplied according to the numbers you en- parameters you entered for the first building - e.g. building50 m - also apply to the other buildings. You are now able toalise your urban development ideas.

any buildings and move or delete them (using the DEL key) as.

10.6Brief Instruction for the Demo ProgramDuplicate Objects

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* Instead to duplicate objects you can copy them separately. For this you will find more information in the online help keyword: Copy Objects.Delete a selected object by pressing the DEL key or selecting the Delete option on the context menu.

In CadnaA you have the command Undo. With this feature you may undo what has been deleted and that 32 times.gram Version 3.1

10.6 Brief Instruction for the Demo ProgramDuplicate Objects4Version 3.1 Demo Program

10.7Brief Instruction for the Demo ProgramImport Objects

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10.7 Import Objects

L05.cnaMaybe you have noticed that the immission point is missing in the fileL04.cna. After duplicate the buildings we have saved this project in fileL05.cna. We use this one now for the following example. Please open thefile and proceed analogously if necessary.

Among other formats you can also import complete CadnaA files or onlyparts of it or just one specific object type. Now you the file L0

) open) Choo

L03.c

) ActivOK.

If you likeThe optionchoose.gram Version 3.1

will import only the immission point from the file L03.cna into5.cna. Therefore

the file L05.cna and the menu File|Import.se the format type CadnaA and afterwards the filename na and concludingly click on the Optionen button.

ate the option as shown in the above figure and confirm with The immission point will be imported then.

, try the other formats as well. Use the example files for that. dialog for the import altered depending on the file format you

10.7 Brief Instruction for the Demo ProgramImport Objects2Version 3.1 Demo Program

10.8Brief Instruction for the Demo ProgramEdit Objects

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10.8 Edit Objects

Edit modeTo stretch or squeeze an object, or to scale it, the Edit mode must be acti-vated. Depending on the object in question the edit mode will be activatedas Polygon Point Mode (for line sources, area sources, barriers, buildings)or as Stretching Mode (level boxes and text boxes).If the polygon mode is activated, switch to the stretching mode using theTAB key and select the object by clicking its edge. Then position themouse poiaround the

The mousstretched oobject sizeDragging multiplied

If you wismetricallydragging tthese keys

In the polypolygon p

Just try it:

) MarkKeepTAB-gram Version 3.1

nter on one of the small black markers on the lines or corners selected object, depress and hold the mouse button.

e pointer turns into a two-headed arrow. The entire object isr squeezed by moving the mouse in the desired direction. The can be chosen arbitrarily.

a corner marker will scale the object (i. e. both dimensions are by the same factor).h to modify the size of an object in discrete steps and/or sym-, depress and hold the SHIFT key (symmetrical change) whilehe marker, or the CTRL key (change in discrete steps) or both of (symmetrical change in discrete steps).gon point mode, the object may be resized by moving any of the

oints.

a building by clicking and watch the edges. Press the TAB-key. pressing the mouse button and pull a marker. Press again the key and pull once more a marker.

10.8 Brief Instruction for the Demo ProgramEdit Objects2

* By the way - in the menu Options|Appearance you may change colors, line widths and type and filling of the objects. Also the appearance of deactivated objects may be decided.Version 3.1 Demo Program

10.9Brief Instruction for the Demo ProgramGrid Calculation

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10.9 Grid Calculation

To get a representation of a colored noise map with line or areas of equalsound level you have to calculate a grid of immission points.

Under the menu item Options|Wrap-around, you may enter the x- and y-co-ordinates for the area to be represented graphically.

When the levels for elation areawrap-arou

Please watclick on thbe change

* If yowrap

To avoid cpoints of tanyway), wed your obgram Version 3.1

Wrap-around dialog

grid calculation is triggered, CadnaA calculates the immissionach immission point in the relevant wrap-around unless a calcu- was defined. Thus, a calculation area is always smaller than thend.

ch the x- and y-co-ordinates in the dialog box Wrap-around ande button Calc. After trigger this command, the wrap-around will so, that all objects are within this area.u have started a calculation and some objects are outsite of the -around CadnaA warns you and gives the possibility to alter it.

alculation for a wrap-around of 1 km with the 2.600 immissionhe default setting (the demo version returns a randomised result

e restrict the grid calculation to the area where you have insert-jects.

10.9 Brief Instruction for the Demo ProgramGrid Calculation2

L06.cna ) Open the file L06.cna.Calculation

area

) Click on the Calculation Area icon. Then, in the usual Cadna way, click the first corner of your calculation area and pull a borderline around the area to be calculated by clicking each corner. The last cor-ner need not be clicked, but you close this polygon by pressing the Right mouse button.

CadnaA cea, and disThe calculen into acc

* You mlatedareas

itselfin theVersion 3.1 Demo Program

arries out a calculation for each immission point within this ar-plays the results either by lines or by areas of equal sound level.ation area encloses the immission points. Sound sources are tak-ount even if they lie outside the calculation area.

ay also define several calculation areas and have them calcu- simultaneously. You even can exclude areas inside calculation from the calculation. This is maybe useful if on the factory site the immission sound level does not interest but in the vicinity, neighborhood. That saved calculation time.


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) Choose Grid|Properties.Here you may define the size and the height of the immission point grid.

The finer time is nee

* A bistion t

Check howof the defa

) Closeclickgram Version 3.1

Dialogfenster Immissionspunktraster

the grid, the more immission points are defined, and the moreded for the calculation.

ection of the immission point spacing quadrupled the calcula-ime.

fast your computer is by first having it calculate the 20-m gridult setting. Then you may calculate with a denser grid.

the dialog box by clicking OK, and trigger the calculation by ing the menu Grid|Calc grid.


* In meprogr

* The cIf youbreakagain

On complshowing etings you ea, the resVersion 3.1 Demo Program

nu Option|Misellaneous you may define if you want to see the ess of calculation by clicking the corresponding option.

alculation may be aborted any time by pressing the Stop button.

interruped the calculation in CadnaA you may continue at that point by pressing the SHIFT-key while you start the calculation .

etion of the calculation, the graphical representation appears,ither lines or areas of equal sound level, depending on the set-chose. As you move the mouse pointer across the calculated ar-pective levels are displayed on the status bar at the right bottom.


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You may select the settings for the layout of the noise map in menuGrid|Appearance.

) Just tAreathe Cselec

* In Cagraph

The osoundof x5colouing thlevel

Any gram Version 3.1

Grid appearence dialog

ry out some settings: Switch from Lines of equal sound level to s of equal sound level by selecting the relevant option. Change lass Width (dB) from 1 to 5, for Areas of equal sound level, t Progressive Colours, etc.

dnaA you can integrate the color-level-scale like a legend in the ical representation on the screen and for your prints.

ption Width of all ... allows you to provide the lines of equal level with different line widths. You could have, e.g. all lines

dB (like 85 dB), or simply all lines, printed thicker. Change the rs of the level classes by clicking the Colour button and modify-e colours in the window which then opens, or by modifying the

classes themselves (they can be edited).change made on the Grid Appearance dialog box will not


become effective until the dialog box has been closed again.Version 3.1 Demo Program

10.10Brief Instruction for the Demo ProgramdB-Level and Text Boxes

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10.10 dB-Level and Text Boxes

L06.cnaAt any time you may display also the sound level at a certain point by in-serting a Level-Box. That could be useful if you have defined lines ofequal sound levels for your presentation. But of course before you can in-dicate sound levels you must have calculated an immission point grid. Ifyou have not yet open the file L06.cna again if necessary and do so likedescribed in the above chapter.

) In melevel

Box) Now,desirvalue

ode) Befomodethe oalso pMakeopen

* Cadninserfirst ogram Version 3.1nu Grid|Appearance activate the option lines of equal sound s. Confirm with OK.

Level- in the toolbox click on the Level-Box icon and then on the ed point in your graphic - CadnaA indicates the sound level on this point in a box.

Edit mre you go on inserting more Level-Boxes switch in the Edit , click on the Level-Box border and adopt the size respectivily utlook of it by pulling on the black marker with the mouse. Try ulling while pressing the SHIFT key. a double-click on the border of the Level-Box - the edit dialog

s - and change the font or the size of it or try just some options.aA transfers the parameter of the last inserted object to the next

ted one of the same type. So modify objects after inserting the ne and then insert all others - that saved a lot of time.

10.10 Brief Instruction for the Demo ProgramdB-Level and Text Boxes2

Text Box The same own. Try f

) Howto cli

) ChanThe edone

* All ojust m

In CadnaABoxes als Version 3.1 Demo Program

ge to the edit mode and double-click the edge of the Text Box. dit Text Box dialog opens. Now you may enter your text. If

, confirm by clicking OK.

ther inserted Text Boxes get the same outlook and size if you ake one click - do not draw - on the desired position.

you may choose additinal options for Level, Text and Symbolfollowed:the texother Level box dialog

applies to the text box but you have to enter the text on youror yourself.

ever, you have to draw the text box first. Therefore you have ck on that place where you want to have the upper left corner of

t box, press the mouse button while you pull the mouse to the lower right corner and let the mouse button go.

10.10Brief Instruction for the Demo ProgramdB-Level and Text Boxes

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3

Symbol Angle () -Inserting a value in d e g r e e s causes the box/frame to be rotated accordingly about its centre with respect to the x-axis. You may enter positive and negative values.

You may select the font and size for the labeling of objects. Box with or without frame - if the Frame option is activated, the rect-

angle will be framed and, at the same time, its area hides any objects that may be lying underneath. If this option is deactivated, the rect-angle has no frame and is transparent. Any objects underneath show through.

Scale Dwill bescreen.

Up to 3gram Version 3.1

imensions - the dimensions of the box, the fonts or the symbol scaled with the rest of the graphical representation on the

3.000 characters may be enterd in a Text Box.

10.10 Brief Instruction for the Demo ProgramdB-Level and Text Boxes4Version 3.1 Demo Program

10.11Brief Instruction for the Demo ProgramGenerate Floors

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10.11 Generate Floors

If you want to look at the immission points more particular you may calcu-latate them additionally to the immission grid.

L06.cna) Open the file L06.cna. Now you may determine the immission level on several floors at a build-ing. Therefore you have to place immission points at the building facade -we assume

) ClickRadi

Withfaced

* Pointpositradiuat a d

For mgram Version 3.1

a building height of 11,5 m.

on the function Options|Object Snap and enter a Snap us of 8 pixel.

that you ensure that immission points or sources at building es will not inadvertently placed inside the buildings.

sources, vertical area sources and immission points which are ioned closer to a facade of a building than the specified snap s, will be assigned to this facade and will be placed in front of it istance defined in the edit box Distance Points Facade.

ore information see online help keyword: Object Snap.

10.11 Brief Instruction for the Demo ProgramGenerate Floors2

) To close the dialog confirm with OK and activate the icon immission point from the toolbox. Position a immission point on a building facade by clicking.

) Change in the Edit mode and double-click the border of the immis-sion point - the edit dialog opens.

) Open the Geometry dialog by clicking on the same-named button and enter a height of 2,20 m relativ.

) To climmi50 dBalso b

Now gena

) Therethe eChoo

) EnterVersion 3.1 Demo Program

ose the dialog confirm with OK again and enter a name for the ssion point in the Name box, e.g. Imp1 and a Standard Level of for day-time and 40 dB for the night-time. Close the dialog y clicking OK.

Immission Point dialog

rate the floors.

fore click with the RIGHT instead with the LEFT mous button on xisting immission point Imp1. The context menu opens again. se the option Generate Floors.

the values shown in the dialog box Generate Floors.


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na) Whengenerwith numbheigh

) You mTabl

) Closeallowing tothe dgram Version 3.1

efault setting.Generate Floors dialog from the context menu

L07.c the dialog box is left by clicking OK, CadnaA automatically ates three further floors, starting from the first immission point, a spacing of 2,80 m each. It also appends the respective floor er to the existing immission point term, and enters the relevant t.

ay check this by selecting the Immission points table on the es menu.

the table and select the 3D-View on the Options menu. It s you having immission points represented graphically accord- floors. When selecting this option, the horizontal projection is

10.11 Brief Instruction for the Demo ProgramGenerate Floors4

) On the list box of the 3-D View dialog box, select Isometric, and blow up the relevant detail using the magnifier tool. Also try out other types of representation.

You may also copy this representation to the clipboard and paste it in another Windows application.

The vset an

Undeangleturn yboardand 6

In 3Dthe reon ar

* Also,road.Version 3.1 Demo Program

iews Isometric, Cavalier and Cabinet are projections at pre-gles - just check them out.r the general Parallel Projection you may specify arbitrary s under which to look at the model. In this view you are able to our project by means of the arrow keys on the numeric key-. With the keys 9 and 3 you can modify angle Theta, the keys 4 will modify angle Phi.

-view you can also reach the edit dialog by double-clicking on levant object. To do this you have to be in the edit mode (click row icon).

try the 3D-special view again from the context menu of the (If necessary see chapter 10.1)


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* Should the immission points to be to big either in the normal presen-tation or in one of the 3D views you may change that. Therefore select Options|Appearance|Immission Point and change the Symbol Size from (mm) to (m). The symbol size will be adapted to the scale then.For more information see online help keyword Options Appearance.

If you have generate the floors execute a new calculation. Therefore

) If necicon

Again, themenu Tab

* The mthe imexam

But of couchapter 13gram Version 3.1essary close all dialogs and click to the Calculator icon in the bar.

immission levels calculated for each floor are listed on theles|Immission points.enu Tables|Partial Level shows a total list of all partial levels at missions points which are caused from all sources. (In this

ple it is only a road).

Table of Partial Level from the menu Table

rse you may also create userdefined result tables. Therefore see.

10.11 Brief Instruction for the Demo ProgramGenerate Floors6Version 3.1 Demo Program

10.12Brief Instruction for the Demo ProgramCopy to the clipboard

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1

10.12 Copy to the clipboard

All lists available on the Tables menu may be copied to the Windows clip-board by clicking the Copy button, and used in a different Windows appli-cation (such as WORD, EXCEL etc.) e.g. for the preparation of reports.(Direct printout from Cadna/A is not implemented in the demo version).

* In CadnaA you may also duplicate just a single data record from the table.

But copyindows appl

the ent a trimm

box to an indigram Version 3.1g to the clipboard by just one click and pasting in another Win-ication is also possible for

ire wrap-around of the graphic (make sure no object is selcted),ed area of the graphic - use the trimmed area icon on the tool-

draw a box, switch to the edit mode and select the box - orvidual object: Just selct the desired object.

10.12 Brief Instruction for the Demo ProgramCopy to the clipboard2

SummaryNow you know how Cadna/A works. You may apply it to all other objects:1. Click on the desired icon on the toolbox.

2. Place the object accordingly on the screen using the LEFT mous but-ton.

3. The RIGHT mouse button finished the input.

4. You tivly In boinserther o

Our little ia little bitpoint sour

* On ththe L

* In Cafrequthe elevel

Also try oinserted.

1. For tinstea2. Choosoption

Further infotheir item.Version 3.1 Demo Program

may now also click once with the Right mouse key or alterna-switch in the Edit mode and double-click the object.th cases the edit dialog opens but in the first case you keep in thetion mode and after closing the edit dialog you may insert fur-bjects of the same type without clicking the object icon again.ntroduction for CadnaA is nearly finished. If you may just play with the other sources and object typs from the toolbox, likece, line source, area source, parking places and contour lines.

e status line appears the name of the icon if you keep pressing EFT mouse button during you point on the icon.

dnaA you may calculate either with A-weighted-levels or in ency bands. Even a mixture is possible - if only for few sources mission is known frequencly, the contribution to the immission will be defined in frequency bands.

ut the options on the context menu for the various object types

his purpose, in the Edit Mode use the RIGHT mouse buttond of the LEFT one to select the existing object.e then by clicking with the Left mouse button the desired.

rmations for the single features you will find in online help by

11Brief Instruction for the Demo ProgramCreate Groups

Demo Pro

1

11 Create GroupsIn the menu Tables|Groups you may find a extremely versatile and pow-erful tool. A named group is a desired choice of objects. Their membershipis defined by characters contained in their ID-box in the edit dialog box.

With this feature you may carry out varying actions of these groups, e.g.:

deleting groups of objects converting to an other object, like line sources in roads or railways or

the oth co-ordi activat represe

The earliegroups of

na) Open(Grid

) InserSour

) Chanby do

) Enter) Enter* In Ca

themmay mand

naThe sourcea completegram Version 3.1

change several columns for different objects with a single com- simultaneously.

L08.c Road has already characters in the ID-box D_1. You will find example in file L08.cna.r mentioned Partial Levels e.g. - you may define them also forsound sources called Partial Sum Levels.

L07.c the file L07.cna again and deactivate the grid appearance |Appearance|No Grid) if necessary.t some extra sources - e.g. another Road and two Point ces.

ge in the Edit Mode and open the corresponding edit dialog box uble-click on the object. at least a Name for the object and a Sound Power Level

q for the Point Source in the box ID.

dnaA you may easily enter and change text boxes by editing in the object tables. With the command Change Column you er way roundnate transformationse or deactivate objects for calculationntations of results a.s.o.

11 Brief Instruction for the Demo ProgramCreate Groups2

If you are finished with editing,

) start calculation again with the icon Calculator on the icon bar.) choose on menu Tables|Group.

The Group list opens containig only the heading of the group list, showing the column with the name of immission points. It isnt a group defined yet.

Now inser

) Just c) Doub

) EnteThe gthe bhaps

) In thewith levelVersion 3.1 Demo Program

t a group.

lick on the Ins-key to insert new rows, for each group one row.

le-click the new row. The Group edit dialog box opens.

r in the box Name industry and in Expression q*.

roup is now defined. All ojects containig as first character q in ox ID are members of this group. The star (*) is a joker for per-further characters.

Group dialog box click on the button Part.Level. You get a list each member source of the group Industry with their partial s caused on each immission point for day- and night-time.

11Brief Instruction for the Demo ProgramCreate Groups

Demo Pro

3

) CloseNow you ger caused b

) Creatchara

With this ures. For m

If you clicword proc

Test also a

gram Version 3.1

this list and also the Group edit dialog box by clicking OK.

et the list of Partial Sum levels. Those are the levels altogeth-y the group Industry on each immission point.

e another group for roads. If you followed this exampel the cters D_1 or D* should be entered in the box Expression.

list you may determine the priority for noise protection meas-ore information see online help keyword Groups

k the botton Copy you may insert this list for your report in youressing system by clicking CTRL+V or analogously.

gain the 3D-special view - remember:

In Edit mode - RIGHT mouse click e.g. on the road axis and choose the function from the context menu.

11 Brief Instruction for the Demo ProgramCreate Groups4

Does the groups already offer an extrem flexible logic to switch betweendifferent project versions, the inclusion of this group structure in the inte-grated variants management (Tables|Variant) results to an increasinglyefficiency (see also chapter 12 Variants).Version 3.1 Demo Program

12Brief Instruction for the Demo ProgramDefine Variants

Demo Pro

1

12 Define VariantsWith the menu Tables|Variant you have an other versatile tool of datamanagement. With the variant management you are able to calculate andmanage different states of a project in a file. By choosing the relevant var-iant from the drop down menu in the icon bar this variant will become vis-ible with all its components, respectively objects and parameters, you haveassigned to it.

na) Open) If nec

Grid

In your prbut afterwchoose thebe active ogram Version 3.1 L09.c the file L09.cna.essary deactivate the grid presentation (Grid|Appearance| No ). You may switch on the grid later again.oject file if you use variants you also have to create groups firstards assign them to the corresponding variant. If you then desired variant from the icon bar automatically all groups willr deactive which you have assigned to it.

12 Brief Instruction for the Demo ProgramDefine Variants2

With the Cant. With which variVersion 3.1 Demo Program

menu in the icon bar this variant will become visible with all its components

alculator in the icon bar you always calculate the current vari-the menu Calculation|Calc you have the possibility to chooseant you want to calculate.By choosing the relevant variant from the drop down

12Brief Instruction for the Demo ProgramDefine Variants

Demo Pro

3

In the file ant is add

) Channame

V02 woul

Now, how

) In meUse V

You mlongein on

After activour exampgram Version 3.1

Menu Calculation|CalcL09.cna have been established two variants. In the second vari-itional to the first one a noise protection wall integrated.

ge between variant V01 and V02 by clicking on the variant in the list on the icon bar. If you switch to the second variant the noise protection wall will be activated and a calculation d show the result with the noise protection wall.

were the groups assigned to the variants?

nu Tables|Variant for the variant V02 activate the checkbox ariant by clicking.

ay change the abbreviation V02 and also you may enter a r term for the variant name. You can activate up to 16 variants e file.

ating the variant V02 open the group list (Tables|Groups). Inle are already groups existing and assigned to the variants.

12 Brief Instruction for the Demo ProgramDefine Variants4

In the grouvariants bygroup is nant via the

IL10.cna After calcmay see thuisite you

For more Table.Version 3.1 Demo ProgramThe group list with groups assigned to variants

p list you can see all defined groups and you assign them to the entering a plus (+) - group is part of the variant - or minus (-) -

ot part of the variant - in the column of the corresponding vari- keyboard .

ulation with the command Calculation|Calc|All Variants youe results in the result table (menu Tables|Result Table) - prereq-have choosen a corresponding table layout

information see the next chapter or online help keyword: Result

13Brief Instruction for the Demo ProgramOutput of Results

Demo Pro

1

13 Output of ResultsFor the output of the results you have different possibilities in CadnaA.

The printout of input parameters and results in form of tables directlyfrom CadnaA (menu File|Print Report, default or userdefined)

The presentation of results with a Result Table - these tables can theuser design on its own (menu Tables|Result Table)

The export in Ascii (*.txt) or in Rich-Text-Format (*.RTF) menuFile|Exspreadsyou ca

You cain a thithe Pri

The grclipboa

* Remeexpo

The Resulble. Thosuser specior not. The

na) Open) afterwgram Version 3.1

t Table shows the calculation results equivalent to the layout ta-e layout tables can the user define or alter of its own. So thefied the heading column and the values which will be displayed Result Tables are some sort of spreadsheet.

L10.c the file L10.cna and ard the Result Table with Tables|Result Table.port (default or userdefined) for word processing systems orheets (like MS Word or Excel). Therefore you are independent -

n get out all data again.

n copy nearly each table to the clipboard and insert them againrd-party Windows program or print them directly by clicking onnt button in the table dialog.

aphical output via the clipboard (see chapter 10.12 "Copy to therd") or via menu File|Print Graphic, default or userdefined.mber: In the Demo program is among others the print and the

rt deactivated!

13 Brief Instruction for the Demo ProgramOutput of Results2

ResultTableV2.cnt

This resuResultTab

You may aIn the opetents, delea new nam

file name.

For more iVersion 3.1 Demo Programlt table shows the results equivalent to the layout fileleV2.cnt.

dapt the table as desired by clicking on the same-named botton.ning dialog if you double-click on a row you can alter the con-te or insert a column. Afterwards you may save this layout withe. Then for an other project you can open it again by clicking its

nformation see online help keyword Result Table.

14Brief Instruction for the Demo ProgramPass-By Level

Demo Pro

1

14 Pass-By LevelThis feature allows you to determine the time history of the sound pressurelevel resulting from the passing-by on an road, railway or other line sourceof one individual vehicle with a given emission.

Such a passing by can be reproduced acoustical by the computer with asound-card and loudspeaker.

Generating this time history of the sound level is an efficient tool to checke. g.

whetheeffect o

which applied

to whavehiclestreet i

For practis

y.cna) Test belowgram Version 3.1r a noise-reducing device like e. g. a barrier yields a sufficientver the entire region,

reduction in level is to be expected when absorbent cladding is to a reflecting building facade, or

t extent the pass-by sound pressure levels caused by individuals is reduced when e. g. the speed limit on an ordinary inner-citys set to 30km/h.

ing:

Pass-Bthe procedure by means of a simple arrangement as illustrated .

14 Brief Instruction for the Demo ProgramPass-By Level2

Sim

) NowRIGHthe c

ThVersion 3.1 Demo Program

ple arrangement of a road with buildings and immission point IP1

open the context menu by clicking the road centreline with the T mouse button, and select the Pass-by Level command from ontext menu.

e dialog for the calculation of the Pass-by level-over-time curve.


Demo Pro

3

) Clicking the arrow button next to the immission point box opens a list of all immission points defined in the project. Select the point for which to determine the Pass-by level over time (in our example is only one point existing).

) In the next box Source Typ select a typ of vehicle light or heavy. If you choose (user defined) you may enter a sound power level.

) Enter 0.1 for the sampling interval in the next box.Sampwhicculatneces

repreand r

) FurthMotiinser

) Aftertion twind

* Pleasgram Version 3.1

ling time and speed together determine the section lengths by h the fictitious vehicle or the source is moved between one cal-ion and the next. A sampling time of 1 s may suffice to check the sary calculation time, a value of 0.1 s may be appropriate to sent a level record showing all level variations due to shielding eflections.

ermore, you can select the direction of traffic (Direction of on box) with respect to the direction in which the road was ted.

confirming by clicking OK, and when the necessary calcula-ime depending on the complexity of the project has elapsed, a ow opens to display the calculated level-over-time curve.

e remember - the Demo program falsified the results!


) Positbuttoin timthe wof trarent c

) If, wipointwill a

Alter

By lookinfor each vcreases in

) Nowreflecthe leVersion 3.1 Demo Program

A Level-over-time curve for a light vehicl

ion the mouse pointer on the diagram and press the left mouse n: A vertical cursor line now appears at this location, the point e and the sound pressure level are displayed on the title bar of indow, and on the centreline of the lane assigned to the direction ffic in question, the vehicle location corresponding to the cur-ursor position is marked by a black square.

th the left mouse button held depressed, you move the mouse er horizontally across the level-over-time diagram, the car icon lso move along the road.

nativly you may select a value from the Animation menu.

g at the vehicle position in relation to the location of buildingsariation in level, you will be able to recognise reflections (in-level) and shielding effects (reductions in level).

test further coast-by variants by activating/deactivating the tion from individual buildings and watch how this influences vel-over-time curve.


Demo Pro

5

This diagrimmediateconsiderattool whiching measu

nIn the menprocess is gram Version 3.1

Vehicle position on the road marked bya square and, in the diagram, by a cursor line

am also facilitates the optimisation of barriers, because you canly see the effect of any modification. Going beyond the mereion of time-averaged levels, the coast-by feature offers you a allows you to examine and visualise the effects of level-reduc-res on the instantaneous levels.

Auralisatiou Auralization|Properties the saved sound file of the relevantopened after selection of a sound type in the list box and is re-


produced - regarding level height - according to the calculated time historyof the pass-by level.

With the oapproach t

After you sation|Cali) Selec

playb

* Hard

Copynumbers or as a graph, to other applications such as Excel or Word.

) To th) After

ogouVersion 3.1 Demo Program

is end, just click on the Copy menu.

switching to Excel or Word, select Edit|Paste Contents or anal-sly and select either Graphic or Text.You can coption 3D-Auralization the Doppler effect when switching fromo departure will be simulated realistically.

have made your settings you may calibrate the volume (Aurali-brate).

t the desired volume in the list box and adjust the corresponding ack at your audio-appliance.

ware requirements: at least sound card and loudspeaker.

py the level-over-time curve via the clipboard, as a series of

15Brief Instruction for the Demo ProgramScanned Maps - Insert Images

Demo Pro

1

15 Scanned Maps - Insert ImagesFor the treatment of Bitmaps you would need the Option BMP additionalto the Basic program!

Bitmap iconScanned maps (ground plans, cadastral plans) can be saved in various bit-map formats (e. g. BMP, PCX, TIF, JPEG, PNG; GIF etc). Such pixelgraphics are produced if you e.g. have scanned plans or photos from a dig-ital camera. Usually the scanner or camera software served those formats.

These bitmtemplates jects. CadWhen inseand path. Tthis projecfind the bi

Geo refereformation positionedyou may mtion is possimultaneogram Version 3.1

aps, when loaded as background images in CadnaA, serve asfor the definition of sources, immission points, and other ob-naA is capable of processing several bitmaps at a time.

rting bitmap files, CadnaA just makes reference to the file namehe bitmap file itself is not saved in the project file. If you movet file and the bitmap to a different directory, CadnaA will stilltmap file provided it is in the same directory as the project file.nced images, which are available from GIS (Geographical In-Systems) can be imported (File|Import|Format Bitmap) and directly in CadnaA without repeating calibration. Thereforeark all bitmap files and their pertinent geo files - multiple selec-

sible - then the bitmaps will be imported and placed all togetherusly.

15 Brief Instruction for the Demo ProgramScanned Maps - Insert Images2

The followed as menVersion 3.1 Demo Program

ing figure shows 42 bitmaps (scanned maps) which are import-tioned before.

15Brief Instruction for the Demo ProgramScanned Maps - Insert Images

Demo Pro

3

With the mvant objec) Open

File|F1.cna) In the

openbeen

issing

* If thethen that cthe Dgram Version 3.1

ts like buildings, roads, industry areas etc over the bitmap. the demo file DEMO1.CNA, by clicking either the menu ile open or the pertinent icon on the icon bar.

Demo open dialog double-click on the file name. The demo file s. It includes a bitmap (DEMO1.BMP ) as background and has calculated already.

Bitmap is m

BMP frame shows only a blockade sign instead of the image, it could be that your path definition for the file is not correct. In ase ensure that the file is in the same directory on your disc like EMO1.cna file or correct the path in menu Table

Documents

Cadna Intro