Industrial Elec 1561

8/9/2019 Industrial Elec 1561

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TH

3.5 SUBJECT TITLE : INDUSTRIAL ELECTRONICS (1561)

Year : Third Year

Teaching and Examination Scheme :

TEACHING SCHEME EXAM SCHEME & MAXIMUM MARKS

THEORYHRS/WEEK

PRACTICALHRS/WEEK

PAPER HRS.

TH PR OR TW SW

2 2 3 100 - 50 - 50

RATIONALE :

This subject is classified under technology group & student to learn facts, concepts & principles of power electronics & operation of power electronic devices & operation of

thyristors at awareness level. At the end of this subject, the student will be aware of the roleof industrial electronics in the field of electronics while working as technician in other technology area communication systems.


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CONTEXT IN THE FORMOF LINK DIAGRAM SHOWINGINTERRELATIONSHIP OF SUBJECT AREA

HUMAN SCIENCESCommunication skillsGeneric SkillsIndustrial organization &

SupervisoryManagement

ENGINEERING SCIENCESEngineering DrawingsEngineering MechanicsBasic ElectronicsElectronics materials &

components

CORE TECHNOLOGYSUBJECTSInformation Technology

Workshop PracticeElectrical EngineeringElectronic

Measurements &Instruments

Applied ElectronicsDigital Techniques &

ApplicationsLinear Integrated

CircuitsPower Electronics

TECHNOLOGYSUBJECTSMicroprocessor &

Microcontroller CommunicationSystems I

IndustrialElectronics

CommunicationSystems II

Instrumentation &Control Systems

DigitalCommunicationSystems

BASIC SCIENCEApplied MathematicsApplied PhysicsApplied Chemistry

JOB PROFILESelf Developer Membership of

Family/Community/Nation

Life long learningTechnician in

industry asMaintenanceEngineer,investigator or Designer R & D Technician

5. Entrepreneur

CURRICULUMOBJECTIVESAttitude for personal

Development

Social skill for socialDevelopment

Continued learning skillfor life long learning

Technical skill for industrial activityearning to livedomainSupervisory skill,Investigation &Design skillTesting skillDecision makingskillPlanning &scheduling skill


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GRAPHICAL STURCTURE OF THE SUBJECT

1 2 4

& 4 0 3

To identify Power Electronic devices & to be able to understand the Industrial circuits to know about Industrial Electronics .

V.Icharacteri-

stics of power

electronic

devices &operation

Operation of triggeringcircuits

Operation & waveformsof poly phase & controlledH.W.F.F.W.R. circuit

Operation of chopper

Operation of inverter &

cyclo-converters

Operation of circuit ACvoltage stabilizer classification & block diagram operation

Operationmerits &dements &

block diagram UPS

& SMPS

Operation of industrialcircuits

Electronic timer drawing circuit &working

Operation of resistance

welding withblock

diagram

Operationof high

frequencyheating

merits &

demerits

Operation of AC & DCmotors

Aware-ness of NC &CNC

machine

Power electronicdevices

Triggering& comm.-utation

Rectification& polyphaserectifiers

Phasecontrolof SCR

Controlledrectification

Inversion &conversion

Stabilization RC timeconstant

Highfrequencyheating

Regula-tion

NC &CNCmachine

Power electronic devices, industrial circuits, switching regulators, electronic heating, NC & CNC

Trigger circuits, poly phase rectifiers, controlled rectifier, inverters & cycloconverters, stabilizers,SMPS & UPS, speed control circuits, modern heating system.

Problem

Procedures

Principles

Concepts

Facts


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DETAILED CONTENTS : 3.5

CHAPTER

CONTENTS MA-RKS

HO-URS

1. Power Electronic devicesTheory1.1 Introduction to industrial electronics & power electronic devices1.2 Power electronic devices1.3 Construction, symbol, working & V-I characteristics of SCR, SCS, LASCR,

LASCS, SUS,SBS, DIAC, TRIAC, PUT, GTO, Power transistor, power MOSFET, IGBT.

Practicals1. Plot V-I characteristics of SCR 2. Plot V-I characteristics of DIAC3. Plot V-I characteristics of TRAC

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2 Triggering circuitsTheory2.1 Introduction2.2 SCR turn on & turnoff 2.3 Brief working of triggering circuits- R, RC & UJI relaxation.2.4 Brief working of different commutation methods natural & forced clan

A, B, C, D & E commutation

8 4

3 Poly phase rectifiersTheory3.1 Introduction & brief review of rectification

3.2 Single phase rectifier 3.3 Poly phase rectifier 3.3.1 Three phase H.W.R & F.W.R.3.3.2 Three diode H.W.R 3.3.3 Four diode H.W.R 3.3.4 Six diode H.W.R & F.W.R.

[ Only circuit diagram, explanation & waveforms no mathematicalderivations]Practicals4. Study of 3-phase rectifier.

6 3

4 Controlled Rectifiers

Theory4.1 Introduction to phase control circuit for SCR 4.2 Classification of controlled rectifier 4.3 Circuit diagram, working & waveform of single phase & three phase

controlled H.W.R. & F.W.R.[No mathematical derivation]

Practicals5. Study of phase control of SCR

6 4

5 SCR ChoppersTheory5.1 Introduction to choppers5.2 Classification & brief working of choppers step up, step down & Jones

choppers.

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CHAPTER CONTENTS

MA-RKS

HO-URS

Practicals6. Study of step up & step down SCR choppers.

6 Inverters & cyclo converters.Theory6.1 Introduction6.2 Classification of inverters6.3 Working principle & operation of Series, Parallel & Mcmurry Bedford

inverter.6.4 Cyclo inveter & cyclo converter.[Only circuit working, waveforms, no mathematical explanation]Practicals7. SCR Series inverter.8. SCR Parallel inverter.

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7 AC stabilizerTheory7.1 Introduction & need of stabilizer.7.2 Classification of A/C stabilizer.7.3 Brief working of relay type, servo type resonant type & solid state &

applicationsPracticals9. Study of relay type/ servo type stabilizer.

6 3

8 SMPS & UPSTheory8.1 Switching regulators & SMPS brief working of switching regulator IC,

SMPS, merits, demerits & applications.8.2 Need of UPS8.3 Classification of UPS : continuous & continuous back up transfer &

transfer backup.8.4 Merit, demerits & applications.

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9 Industrial circuitsTheory9.1 Introduction9.2 Operation & working of the following industrial circuits : triac as a

switch, phase control circuit, flasher circuits, emergency light system,Battery charger, Batch counter, flame failure control, photo tachometer.

Practicals10. Study of triac as a switch.11. Study of Battery charger.

14 10

10 Electronic timerTheory10.1 Introduction10.2 Brief working of typical timer circuits1. DC timer using UJT & SCR 2. Ultra precise long time delay3. Long time delay4. AC timer 5. Sequential timer 6. IC 555 timer

6 4


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CHAPTER CONTENTS

MA-RKS

HO-URS

Practicals12. Study of sequential timer.

11 Resistance weldingTheory11.1 Introduction11.2 Basic resistance welding ( types of resistance welding.11.3 Block diagram & brief working of SCR line contactor, synchronous

weld control, sequential timer for welding & energy storage welding.Practicals13. Demonstration of resistance welding.

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12 High frequency heatingTheory12.1 Introduction & need of high frequency heating12.2 Operation of dielectric & induction heating [no mathematical

explanation.12.3 Merits demerits & applications of dielectric & induction heating.Practicals14. Demonstration of induction heating15. Demonstration of Dielectric heating

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13 Speed control of ac & dc motorsTheory13.1 Introduction13.2 Speed & torque relation of dc motor [no mathematical derivation]13.3 Speed control dc motors using SCRs by armature voltage control

method13.4 Speed control of ac motors (induction motors)

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14 NC& CNC machineTheory

14.1 Introduction to NC, CNC, & DNC14.2 Advantages & disadvantages of NC & CNC machine [only with

respect to awareness level.

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IMPLEMENTATION STRATEGIES

Chapter no 1 to 6, 9 to 11 to be student in detail while all other chapters are to bestudied at awareness level.

REFRENCESSr.No. Author Title Edition

Year of Publication Publisher & Address

1 G.K. Mithal& Ravi MithalIndustrial

electronics 15th 1992 Khanna publishers

2 P.C. Sen Power electronics 11th 1997 Tata McGraw-Hill publishingcompany Ltd. New Delhi.

3 MunammadH. RashidPower

electronics 2nd 1997 Prentice Hall of India privateLTD. New Delhi 110 001

4 M. Adithan CNC machine 1996 New age international Ltd.

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Industrial Elec 1561