Hot Clash Tutorial

8/9/2019 Hot Clash Tutorial

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Description: Performing Operational Clash Detection

Product: AutoPIPEVersion Number: V8i (v9.6)Submitted by: SMRevision: 0.4

Table of Contents

Description: Performing Operational Clash Detection ........................................................... 1

Table of Contents ......................................................................................................... 1

Clash Detection Workflow .............................................................................................. 2

Open AutoPIPE Model ................................................................................................ 5

Analyze for Gravity, thermal, 4 seismic loadings ............................................................ 6

Export to DGN using (File > Export > DGN Model (*.dgn)) ............................................ 11

Open DGN model in Navigator and Perform Clash Detection .......................................... 13

To Create a Clash Markup ......................................................................................... 21


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Clash Detection Workflow

Open Existing AutoPIPE Model

Analyze for Gravity, thermal, 2seismic loadings

Export to DGN

(File > Export, Select LoadCombination)

Open DGN model

Show all insulation in the model inorder to export it

Create a new clash detection job

Apply appropriate tolerances, levels

and rules

Create a clash markup with the

clash results

Bentl

eyAu

toPIPE

Be

ntleyNa

vigator


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Open AutoPIPE Model

Open Model PIPMALL1A_STR_FINAL_V94_SMALL_Z.DAT


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Analyze for Gravity, thermal, 4 seismic loadings

Load > Static Analysis Sets

Analyze > Static


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Any of the AutoPIPE non-code combinations can be displayed on screen and exported to Bentley

Navigator for check Clash detection

Tools > Combinations (Select non-code combinations)


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Generate an output report to determine areas of maximum displacement

Result > Output Report

Check the maximum displacements in X, Y, Z directions as possible areas of clashes


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View displacement plot at point C12F for GRT1E3{1} load combination


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High DY displacement = -4.214 in at C12F (Possible clash between 2 pipes)


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Export to DGN using (File > Export > DGN Model (*.dgn))

Hint: Show the insulation defined in the model (View > Show Options > Pipe Insulation) to

include the additional thickness when exporting for clash detection.

Select Deflected Model Graphics and choose the GRT1E3{1} load combination


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DGN file is created in same folder as the DAT model file


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Open DGN model in Navigator and Perform Clash Detection

Microstation or Navigator can be used to run clash detection


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Open Navigator and Select DGN Model PIPMALL1A_STR_FINAL_V94_SMALL_Z.dgn


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Run the CLASH detection

Define a new job called Clash1


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Job > Advanced Settings

Criteria TAB and Select Levels Task

Click on 2 levelsSEG_C_STRESS_MESH_DEFLECTED and SEG_D_STRESS_MESH_DEFLECTEDAnd drag to Set A box

Note: Alternatively, select the items from the Plant model you want to clash with, e.g. Structure,Equipment, etc., and add them to Set A (Red). The deflected AutoPIPE piping models can be

selected for Set B (Blue) from the referenced-in stress models.

Select the Self check


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Under Rules, define a new Rule Suppress clashes within the same level i.e. on same segment

or line number

Click Process button


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Five (5) hard clashes are found


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To Create a Clash Markup

Create a markup for clash 2, click on the markup icon

A Markup name Clash2_Clash1 is created

Or click the Task Create Clash Markup


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Select from the menu Review > Markup > Markups dialog


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Add a new comment


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Double click the Clash2_Clash1 row to redline the markup


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Click the Print to PDF button to create a markup PDF

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