# SiteMap Page 194

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# KR418: How can I assign a transient velocity profile to a moving wall? (Solution ID: 616)

The following UDF will perform the job:<br>A few points about the UDF and its use:<br><br>1) The UDF uses a macro which directly assigns the velocity to the thread corresponding...

# KR419: How can we model forced diffusion in binary mixtures (single phase)? (Solution ID: 672)

ANALYSIS<br>J = J_ordinary + J_forced<br><br>J1_ordinary = -rho D12 Grad yi<br><br>J1_forced = -rho^2 * w1 * w2 * y1 * y2 * D12 * (F1 - F2) / (P * W *...

# KR420: How can we achieve target thrust at a mass-flow-inlet boundary? (Solution ID: 718)

For external aero applications involving the modeling of a full aircraft with engine and pylon, client typically knows the massflow rate incoming to the engine fan inlet and also the thrust...

# KR421: How can we change timestep size automatically using UDF? (Solution ID: 757)

There might be a need to change timestep size based on number of iterations taken for a case to converge within each time-step. This could be accomplished through an UDF which is attached at the...

# KR422: How can we specify both spatial and temporal temperature profile on a wall zone? (Solution ID: 825)

In some heat transfer simulations, user will want to impose a temperature profile on a given wall zone that is varying both spatially and temporally. That is, at different times, the spatial...

# KR423: I cannot find What-If analysis in the new workbench 12. Why?

The What-if analysis which was part of the DesignXplorer in Workbench11 is called as Design Points in WB12. To perform a What-if analysis follow these steps<br>1. Go to parameter set in the...

# KR424: I am not able to see the charts created after design point runs. Why?

If you are not able to see the chart reset the workspace by going to<br>View -> Reset Workspace

# KR425: I am not able to see the response charts created after I have update the response surfaces.

If you are not able to see the chart reset the workspace by going to<br>View -> Reset Workspace

# KR426: I have a geometry in CATIA. How can I use the geometric parameters in Workbench?

Parameters from CATIA can be imported in Workbench using CADNexus/CAPRI CAE Gateway. This will maintain the bi-directional connectivity between CATIA and Workbench.<br><br>Please see...

# KR427: How can I efficiently manage my Workbench windows? What are the advantages of Compact Mode?

This topic is discussed in the Animated Tutorials: ANSYS Workbench > Windows Management.<br><br>We plan to update this page frequently with new tutorials.

# KR428: What do the different cell states indicate?

This topic is discussed in the Animated Tutorials: ANSYS Workbench > Understanding Cell States.<br><br>We plan to update this page frequently with new tutorials.

# KR429: How do I create named selection in my CAD system and transfer them to Workbench?

This topic is discussed in the Animated Tutorials: ANSYS Workbench > CAD Integration - Using Named Selections Manager.<br><br>We plan to update this page frequently with new...

# KR430: How do I extract a fluid volume from my geometry?

This topic is discussed in the Animated Tutorials: ANSYS DesignModeler > Extracting a Fluid Volume.<br><br>We plan to update this page frequently with new tutorials.

# KR431: What tools are available to simplify my model?

This topic is discussed in the Animated Tutorials: ANSYS DesignModeler > Model Simplification.<br><br>We plan to update this page frequently with new tutorials.

# KR432: How do I create a midsurface representation from my model composed of volumetric bodies?

This topic is discussed in the Animated Tutorials: ANSYS DesignModeler > Surface Modeling.<br><br>We plan to update this page frequently with new tutorials.

# KR433: How do I add an inflation/prism layer?

This topic is discussed in the Animated Tutorials: Workbench Meshing > Single Body Inflation / Multi-body Inflation.<br><br>We plan to update this page frequently with new...

# KR434: How can I quickly defeature my geometry? What are the advantages of the Patch Independent method?

This topic is discussed in the Animated Tutorials: Workbench Meshing > Patch Independent Meshing<br><br>We plan to update this page frequently with new tutorials.

# KR435: How do I mesh gaskets?

This topic is discussed in the Animated Tutorials: Workbench Meshing > Gasket Meshing<br><br>We plan to update this page frequently with new tutorials.

# KR436: How do I control the meshing and contact at shared topology?

This topic is discussed in the Animated Tutorials: Workbench Meshing > Shared Topology Imprint Meshing<br><br>We plan to update this page frequently with new tutorials.

# KR437: How do I create a thin sweep mesh?

This topic is discussed in the Animated Tutorials: Workbench Meshing > Thin Sweep Meshing of an Assembly & Thin Sweep Meshing of a Multibody Part<br><br>We plan to update...

# KR438: What is the Multizone method and how do I use it?

This topic is discussed in the Animated Tutorials: Workbench Meshing > Multizone Mesh Method<br><br>We plan to update this page frequently with new tutorials.

# KR439: How do I use the Body-Fitted Cartesian Meshing Module

This topic is discussed in the Animated Tutorials: ANSYS ICEM CFD > Using the Body-Fitted Cartesian Meshing Module<br><br><br>We plan to update this page frequently with new...

# KR440: How do I conduct a pre-stressed modal analysis?

This topic is discussed in the Animated Tutorials: ANSYS Mechanical > Conducting a Pre-stressed Modal Analysis<br><br>We plan to update this page frequently with new tutorials.

# KR441: How do I model friction heating in ANSYS Mechanical?

This topic is discussed in the Animated Tutorials: ANSYS Mechanical > Friction Heating in Workbench 2.0<br><br>We plan to update this page frequently with new tutorials.

# KR442: How do I compare results from multiple FLUENT simulations in CFD-Post?

This topic is discussed in the Animated Tutorials: ANSYS FLUENT > Creating and Comparing Related FLUENT Analyses<br><br>We plan to update this page frequently with new tutorials.