CAEA v14 Update Part1 Struct Demos 0

8/12/2019 CAEA v14 Update Part1 Struct Demos 0

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ANSYS v14p ate em nar

CAE Associates Inc. and ANSYS Inc. Proprietary 2012 CAE Associates Inc. and ANSYS Inc. All rights reserved.


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V14 Update Seminar Agenda.

8:30 Introduction 1:00 ANSYS CFD

: eometry nter aces

9:15 Meshing Structural

: u tructure nteract on

2:30 Break

2:45 High Performance Computing

10:00 Break10:15 Mechanical Updates

Shell body cyclic symmetry

: ert ca pp cat ons

nCode Design Life

ANSYS Composite Prep/post

Engineering Knowledge Manager

Contact

External Data Mapping

Named Selection Tools FE model ex osure

4:00 Mechanical APDL Contact

3D rezoning

Postprocessing

Design Assessment

Linear Dynamics

Materials and Fracture

Radiation

Documentation

Explicit Dynamics

Remote Solve Manager

11:30 Parametric Modeling

2

12:00 Lunch


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New CAE Associates Employee

Welcome Andy Hughes to the CAE Associates team as the new Accounts

Manager!

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Presentation Materials

,will be available from the CAE Associates website:

Go to www.caeai.com .

Click on Resource Librar in the left column.

You will find the update notes and examples under the ANSYS Resources section.

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Geometryonnect ons



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Geometry Updates

for a CAD system installation on the analysis station.

Note: as a Reader connection there is no parametric association with the

.

Geometry Interface Name Plug-in

Capability

Reader Capabil ity

ANSYS Geometry Interface for Creo Parametric X X (v13)

ANSYS Geometry Interface for NX X X (New)

ANSYS Geometry Interface for Autodesk

(Inventor/MDT)

X X (New Inventor and DWG)

ANSYS Geometr Interface for SolidWorks X X (New)

CADNEXUS/CAPRI CAE Gateway for CATIA V5 X

ANSYS Geometry Interface for Solid Edge X

ANSYS Geometry Interface for Creo

Elements/Direct Modelin CoCreate ModelinX

ANSYS Geometry Interface for CATIA V5 X

ANSYS Geometry Interface for JT X

ANSYS Geometry Interface for SAT X

6

ANSYS Geometry Interface for Parasolid X

ANSYS Geometry Interface for Teamcenter X


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Geometry Updates

Usability

Hot Key shortcuts.

Thickness display (color) Auto Freeze for slicing.

Direct Entity input (base objects for operations)

Named Selection Export replaces NS prefix (ala Coodinate system export method).

Feature

Rotor shaft feature (txt file input)

Mid surface matching tolerance for imperfect offsets

Electronics

Ice Pack body recognition

-

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DesignModeler Usability

F3: Apply

F4: Cancel

F7: Zoom to Fit Ctrl-A: Select All

-

Ctrl-E: Toggle Edge selection filter

Ctrl-F: Toggle Face selection filter -

Sketching mode only

Ctrl-Z: Undo

r - : e o Ctrl-C: Copy

Ctrl-X: Cut

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Ctrl-V: Paste


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.

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For Create > Slice and Slice Material modeling operations.

Frozen status is invoked as part of the slicing operation.

Active body

Frozen body result

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.Named Selection prior to a modeling operation:

and Extrude

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method).

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14


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Improved Interoperability with Ansoft

-applications for multi-physics simulations.

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SpaceClaim Direct Modeler

,advantage of the SpaceClaim Direct Modeler tool.

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SpaceClaim Direct Modeler

operations like Pull, Fill, and Move.

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ANSYS Geometry Tools

CAD System(ProE,NX,SolidWorks,SolidEdge,Inventor,CATIA, etc.)

Geometry Plugin

(geometry and CAD parameters)

Geometry Import

(geometry only)

es gn o e er SpaceClaim Direct Modeler

Geometry Geometry

CAD and DM

parameters

SpaceClaim

parameters

Mechanical

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SpaceClaim v14 Updates

Improved Integration with WB

Enhanced Model Preparation Tools

Improvements in Volume Extraction/Creation New selection and repair options

Video tutorials can be found on the CAEA website at:http://www.caeai.com/engineering-training-ansys-downloads-

details.php?webinar=ANSYS+SpaceClaim+Direct+Modeler+Webinar+-

+Web+Based&webinarID=29

And on the SpaceClaim website at:http://www.spaceclaim.com/en/Support/Tutorials/Essentials.aspx

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ANSYS Modeling Tools

Desi nModeler S aceClaimGeometry connection Plugins read the parent CAD file.

bi-directionally associative connection.

Persistent geometry tags.

Automatic model update.

CAD Translators import geometry (no

shared CAD parameters).

CAD program is not needed to import

geometry.

.

SolidModeling Feature Based Approach. Quick learning curve. All features are parametric.

Robust updating of CAD geometry.

Direct modeling.

Not limited by the CAD tool trail or designintent. Works directly on imported

geometry.

Defeaturing Defeaturing operations are features in themodel history. Deleted features can be

recovered.

Variety of repair options with (automatic

and user controlled).

Undo/Redo buffer for the active

database only.

Search for features of similar size or range.

Simplification Automatic Face pairing and shell thicknessassignment.

Automatic extension for shell body

intersections.

Thin Surface tool for extractin 2D cross

Face pairing by body thickness.

Automatic extension for shell body

intersections.

Beam cross section extraction from

solid bodies.

sections.

Parameter Management Shared parameters with the CADprogram and the analysis tool.

Filter out of unnecessary parameters.

Users are free to pull, move, fill etc in

SCDM unhampered by CAD modeling

history or feature dependencies.

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DM.

Robust parametric regeneration.

tool only.


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Meshing - Mechanical



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Meshing - Mechanical v14 Direct now named Selective meshing.

Worksheet captures body order for Selective meshing (demo).

Named selections are created and sent to the solver (element components).

Note: The automatic method is still used for mixed order meshing of parts.

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Meshing - Mechanical v14

(separate it from the main graphics window).

Grab the Worksheet tab at the bottom of the screen and drop it on the

.

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Supports additional methods (default (free) versus uniform quad/tri).

Supports Selective Meshing.

.

Default quad/tri

Uniform quad/tri

Mesh connections

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Occur at the mesh level (do not require geometry modification to close gaps).

Connections are post mesh operations by default (pre mesh is an option).

- .

does not require a full re-mesh. Local connection changes (settings and tolerances) only affect the immediate

re ion. A full re-mesh is not re uired.

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the web and the flange.Gap is closed and nodes are shared

via the Mesh Connections.


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There are 2 main types of tolerances:

Tolerance to close gaps between bodies

Face

tolerance

Snap to Boundary

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to erance


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Meshingemonstrat on



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Selective Meshing Demonstration

. . Selective Meshing Demonstration file.

2. Open Workbench and use File > Restore Archive to open the file

_ _ . .

2. Double click on the Model row to open Mechanical.

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. .as the Selective Meshing recording will define the order in which the

controls are used.

. .

Insert a Sweep control on the hook body with a manual source face.

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.

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S l ti M hi D t ti


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. Define the Inflation Options.

Inflation

Edges

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S l ti M hi D t ti


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. Duplicate the previous effort to inflate the mesh at the base of the fillet.

Add a Sizing control to the edges at the base of the fillet.

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S l ti M hi D t ti


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.

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. .

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. .

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. selection one of the docking locations (left, right, top, bottom).

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. .Hex to Tet bodies mesh the sweep method bodies first.

Note that the steps are stored in the Worksheet.

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Mechanical Update


Mechanical - Summary


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Mechanical Summary

Faster Mechanical startup.

Cyclic Symmetry for shell bodies.

Contact

Ex anded Named Selection Tools.

definition by criteria.

mesh based Named Selections.

Post Processing Command blocks.

Solver directory access.

.

Linear Dynamics.

Pipe Element Support for line bodies (Pressure and temperature loads can

be defined as constant, tabular, or functional). Design Assessment.

Rigid Body Dynamics.

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Cyclic Symmetry for Surface Bodies


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Cyclic Symmetry for Surface Bodies

. Boundary meshes are automatically matched.

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Mechanical Contact Enhancements


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connections).

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ec a ca Co tact a ce e ts

Introduced at v13.

Available for bonded MPC connections in v14.

v14.

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deal with rigid body motion caused by initial gaps.

Alternative to Adjust to Touch

.

Adjust to touch

Stabilization

Damping

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Behavior :

Asymmetric

Auto-asymmetric

Formulation :

Augmented Lagrange

Pure Penalty

Normal Lagrange

Detection Method : On Gauss point

Nodal-Normal from Contact

Nodal-Normal to Target

-

Update Stiffness :

Never

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Each Iteration-Aggressive



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Controlled settings for:

Behavior

Update Stiffness

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External Datat ty


Mechanical External Data


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,temperatures and heat transfer coefficients across dissimilar meshes.

New features in v14 include:

.

Using multiple source files. Using a Master coordinate file to speed up the mapping process.

.

Activation/Deactivation of imported loads.

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Mechanical External Data


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, . A Master File can be defined to reuse X,Y,Z coordinates for increased

mapping speed.

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Mechanical - External Data


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3D shell thickness

3D

.

Pressure, heat flux and HTCs to faces.

2D

Tem eratures and Heat Generations to bodies.

Pressure, heat flux and HTCs to edges.

2D Axi-symmetric to 3D (done using a cylindrical coordinate system).

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Mechanical Multiple Data Files


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.

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Activation/Deactivation of Imported Loads


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.

allows the user to turn off an imported load in a subsequent load step.

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Mechanical - External Data


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mapping:

Reverse mapping (map from source to target and back to source).

Source Value plots source data onto the mapped data directly

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External Dataemonstrat on


External Data Demonstration


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. example file for the External Data Demonstration.

Open Workbench v14.

v x _ _ .w z .

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. .

2. Select File1 (bladethick.csv).

3. Set the Format Type to Delimited.

. .

5. Confirm that the length unit is set to inches. 2.

1. 5.

3.

4.

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. , , , ,

respectively.

7. Set the Data Type of column E to thickness.

8. Check the column headers in the Preview window. 6. .

8.

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. .

10. Drag and drop the External Data object onto the model row of the Static Structural

analysis system and refresh the Model.

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. .

12. Scope the Imported Thickness to the blade surface body.

13. RMB to import the thickness values onto the shell body.

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14.

.

Thickness and insert a

validation object.

15. Set the validation Type to

Source Value.

16. Set Display on Parent to On.17. RMB click on the Validation to

17.

Analyze.

18. Click on the Imported Thickness

to view the validation of the

15.

16. .

18.

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19 Return to the External Data Utility and Select File2


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19. Return to the External Data Utility and Select File2.

.

, ,Type for column E to Temperature.

21. On the project page drag and drop onto the Setup and refresh.

22. Import the temperature load and analyze Reverse Mapping of Relative Difference

Output on the blade body.

23.

Narrow the Maximum relative to the blade area (~.65% max).

19.

20. 21

.

22.

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23.


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Named Selections


Mechanical - Named Selections


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now created using the Worksheet.

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Attachment to solid model Named Selections.

Location with respect to a specified coordinate system.

- .

Node ID (node number).

Node ID range.

.

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- .

Example: Select nodes attached to a surface. Reselect the corner nodes.

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Mechanical Mesh Node Selections


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item.

1. Select Mesh in the Outline window

. .

2.

1.

There are several selection modes:

Single Select

Box Select (surface nodes)

Box Volume Select (surface and internal)

Lasso Select (surface nodes)

Lasso Volume Select (surface and internal)

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Mechanical - Using Selected Nodes


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of nodes using the Named Selection tool bar (View > Toolbars > Named

Selections).

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Mechanical - Direct FE Loading


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Direct FE pull down menu.

Note: Direct FE loads are defined by scoping to existing Mesh Node

.

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coordinate system.

It allows you to modify specific nodes rather than all nodes attached to a

.

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selected nodes or apply to the total force to each node.

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Mechanical Node Selections


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with a RMB click.

Note: You must set Tools > Options > Export to include the nodal

.

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Mechanical Node Selections


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exporting result data.

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Mechanical - FE Model Exposure


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picking on the analysis and Solution Information folders.

Displayed items include weak springs, remote loads, and MPC bonded

.

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Postprocessing


Postprocessing Command Blocks


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the solution is complete (no complete re-solve is required).

When a post solution command block is evaluated Mechanical will write a

.

The default name for batch input file is post.dat

A corresponding output file post.out is also generated in the folder.

files.

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Tips for Postprocessing


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. .

If you plan to postprocess force or contact data you will need to set the

output controls prior to the solution (Analysis Settings > Output Controls).

> >

> Analysis Settings and Solution.

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Tips for Postprocessing Command Blocks

.


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.

components in the ANSYS database (active memory during the solution).

The generated components are NOT written to the result file and will NOT be

found if re uested in a ost-solution command block.

To get around this save the MAPDL database prior to the solution:

Analysis Sett ings > Analysis Data Management and set Save MAPDLDatabase .

This can also be set as the default using the Tools > Options > Mechanical >

Analysis Sett ings and Solution.

Add a resume command at the top of the postprocessing command block.

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The MAPDL database is saved after the solution but not all quantities are

stored.

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.


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completed solution you may need to redirect ANSYS to the appropriate

result file type.

an .RST extension.

If the analysis is of another type you will need to use the FILE command inthe command block.

Example: Postprocessing a thermal result requires a FILE,,RTH command

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Mechanical Solution Directory


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the Solution folder.

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Designssessment


Design Assessment Tool

.


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Can be used to quantitatively examine results from menu operations as

well as custom computations.

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superposition of different environments.

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xamp es: can e use o overcome er ng o resu ems.


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p g

Beam stresses from a modal analysis are not available in the standard

postprocessing tools. Design Assessment can be used to get around this.

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Design AssessmentCustom Computations


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Input: Larson-Miller Coefficients from test data.

0*1*2*3*4*5*6 23456

CCCCCCCLMP

Output: Larson-Miller parameter and Creep Life based on calculated

stress.

CT

LMP

LifeCreep 10

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Design AssessmentCustom Computations

t ti d ffi i t


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parameter equation and coefficients:

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Design Assessment User Attribute File

d i t


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and inputs.

CLMP

LifeCreep 10

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Design AssessmentDocumented Examples

// M h i l A li ti U ' G id // F t // D i A t 0


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// Mechanical Application User's Guide // Features // Design Assessment :: 0

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Design Assessment

Example

CAE Associates Inc. and ANSYS Inc. Proprietary

2012 CAE Associates Inc. and ANSYS Inc. All rights reserved.

Custom Computations using Design Assessment

.

Design Assessment example file


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Design Assessment example file.

Extract the contents of the file DA_v14_example.zip using WinZip.

v _v _ x . .

Save the project.

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Cell


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Cell

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.

extracted from the zip file


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extracted from the zip file.

RMB Click

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Save the project


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Save the project.

Place the following files into the following project directory

_ _

LMP.py

Empty_solve_file.py

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.

RMB click on the Static Structural Solution and choose Solve


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RMB click on the Static Structural Solution and choose Solve .

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Under Solution Selection the Environment Name to Static Structural


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Under Solution Selection the Environment Name to Static Structural .

Any Time and Step numbers can be selected. These values are not used!

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.

RMB click on Design Assessment > Insert > Attribute Group


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g p

Be sure the units in Mechanical match the test data (mm, kg, N).

0*1*2*3*4*5*6 23456 CCCCCCCLMP

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and the test data.


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RMB click on Solution > Insert > DA Result

The Set Number corresponds to the result set from the structural analysis

environment (this set is used instead of the Solution Selection time).

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.

RMB click on Solution > Insert > DA Result


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Select Stress Component to use when calculating the LMP

Temperature: Constant uniform temperature to be used in the life calculation.

Maximum Life: Contour cutoff value (or use zero for no limit). The Set Number corresponds to the result set from the structural analysis

environment (this set is used instead of the Solution Selection time).

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CT

LMP

ConstLifeCreep 10


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Linear Dynamics



Mechanical Linear Dynamics

-

analysis using Linear Perturbation is now possible with v14.


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101


.

Note : The modal analysis cannot include pre-stress.


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, ,

Random Vibration analysis.


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Harmonic analyses.N t R ti F t b t d i th A l i tti i t


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Note: Reaction Forces must be turned on in the Analysis settings prior to

.

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Mechanical Rotor Dynamics

.

Beam section properties are automatically assigned in DM.


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,

on Coriolis Effects, generate a Campbell, and define the number of sppedpoints


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points.

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Import/Export of Bearing Characteristics

characteristics from an external file.


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ET,_sid,combi214,,2,1!XZplane,unsymIMPORTBEARING1,'..\..\bearing',1

r,_sid,%K11_1%,%K22_1%,%K12_1%,%K21_1%,%C11_1%,%C22_1%,rmore, %C12_1%,%C21_1%

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.


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Rigid Body Dynamics

.

Extend 3D Contact Focus on performance and robustness


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Focus on performance and robustness

.

Extended Post-Processing

Simplorer-RBD Co-simulation

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Rigid Body Dynamics

Dynamics.


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Rigid Body Dynamics

of complex relationships between joints, help create new load conditionsand provide results export.


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p p

// Mechanical Application User's Guide // Approach // Analysis Types // Transient

Structural and Rigid Dynamics Analyses // Command Reference for Rigid

D namics S stems

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System Level Analysis with Simplorer

Simplorers large library of hydraulic, electric, electronic components. Include realistic mechanical models as part of a system level simulation.


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Include realistic mechanical models as part of a system level simulation.

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Explicit Dynamics



Explicit Dynamics

Nodal Based Strain (NBS) formulation Overcomes both volume and shear locking


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(consumer drops like mobile phones, nuclear equipment drops)

Beam bending example

Case Average End

Deflection

ANP Tet (default) -0.178

NBS Tet -0.146

MAPDL -0.147

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Explicit Dynamics

Explicit Dynamics


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Explicit Dynamics

points at a high output frequency.


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Explicit Dynamics

thickness using External Data Utility. Example: Import from ANSYS Polyflow


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Explicit Dynamics

Design Assessment was introduced in Workbench to enable customizedpost-processing of Mechanical systems


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Explicit Dynamics can now be an upstream system for Design Assessment

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Explicit Dynamics

Allows users to generate custom scripts to generate user-defined results andplot them.


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.

Example with Explicit Dynamics

Calculation of number of fragments, volume of fragments, and mass of.

Fragment Volume

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Explicit Dynamics

Enhanced Com osite Shell Modelin

Layered shells now supported Composite failure material properties defined in Engineering Data now

supported


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supported

Can interface with ACP to define composite properties

ACP Workflow with Mechanical / Explicit Dynamics

Parameter

Support

Allows for inclusion as part

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Parametrico e ng




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Parametric Modeling

as define a table of possible variations of geometry, material, and loadingvalues.


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.

Modify the parameter

values of the current

design

design variations

Define associations

123

between parameters

Parametric Modeling

the input parameters. Evaluate the design points and plot the response by adding Parameter


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.

124

Parametric Modeling

-

Design Exploration. With Design Exploration users can indentify optimum design parameters


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.

125

Goal Driven Optimization

from the Parameter Manager or use one of several DOE design pointgeneration methods:


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input/output relationship for each design point.


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based on specific criteria.


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128

Six Sigma Analysis

based probable variations in the input quantities.


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129


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Using the Remote

Parametric Design


Using RSM in WB

ANSYS utility with which you canidentify other computers on your

network that can be used to enerate


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your ANSYS solution.

You can identify single remote solver

machines or a cluster of machines that

can be used for simultaneous

processing of individual design points.

When solving interactively, Remote

Clusters will be visible in the Solve pull

down menu.

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Remote Solve Manager v14 Updates

design point solutions are generated inseries.


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The Remote Solve Manager can be

used to generate design point

cluster of machines.

Full support for Mechanical and

Mechanical APDL

More com lete su ort for Fluent and

CFX

Supports Serial, Local Parallel, andDistributed Parallel processing

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Submitting Design Points to RSM

,

material and/or loading that you want to evaluate. To use an RSM cluster to generate each of the design point solutions


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to Submit to Remote Solve Manager.

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Submitting Design Points to RSM

will need to generate geometry updates locally. Set the Update Option in the Properties of the Parameter Set to Run in

.


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With this configuration the design point files are generated locally in series

while the solution files are generated in parallel using the solve cluster.

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Parametric Modeling Webinar

Unigraphics NX use the following link to view a CAE Associates webinarrecording.


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http://caeai.com/assets/Videos/NX/NXpresentation.html

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