msc.marc 2005 what’s new - msc software … · msc.marc 2005 what’s new dan wolf msc.marc...
TRANSCRIPT
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MSC.Marc 2005What’s New
Dan WolfMSC.Marc Product ManagerMSC.Software Corporation
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MSC.Marc in the SimOffice Product Line
+ Many More Product
Families…VirtualProductDevelopment
MSC.ADAMS
MSC.Patran
MSC.Marc
MSC.Nastran MSC.Dytran
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What’s New in MSC.Marc 2005General Enhancements:General Enhancements:
Contact and Friction Improvements Table Input Global-Local AnalysisGlobal RemeshingUpdate ACIS and ITI libraries for Mentat
Manufacturing Capabilities:Manufacturing Capabilities:Machining Phase II Pre-StateWeldingParallel Adaptive Meshing
Performance Performance Enhancements:Enhancements:
Scalability Improvements in ParallelParallel Processing Single Input FileParallel with Adaptive Meshing
Power Train Capabilities:Power Train Capabilities:Bolt Modeling
Materials Support:Materials Support:Generalized Strain EnergyShape Memory Alloys
MultiphysicsMultiphysics Support:Support:Thermal EnhancementsElectrostatics-MechanicalMagnetostatics Enhancements
Integration Capabilities:Integration Capabilities:RBE3 – Large Displacement Enhancements (Marc-Nastran Integration)ADAMS-Marc InterfaceMarc Preferences in Patran
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How to Access What’s New
Play Movies from pdf file
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Contact with Transformations
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Contact Runs 2.2 Times faster
With Better Control Of Separation
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Contact Enhancements
Customer Success Story:Contact with higher order elements: Magnitude and location of failure accurately predicted
Customer Success Story:Contact with higher order elements: Magnitude and location of failure accurately predicted
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Virtual MFG AdvancesStretch & Drape Forming: New Element Technology = 40% speed up
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Friction Modeling Improvements
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Friction Modeling Improvements
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Multivariable Table Input
Improves the ease of useIncreases the product capabilitiesImproves the accuracy by allowing continuous functionsReduces the size of the input fileMinimizes the need for user subroutinesImprove compatibility with CAD programsImproves compatibility with Patran and MentatImprove compatibility with MSC.Nastran TABLE* BDFAllows parametric input (not in Mentat)
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Table Input - Contact
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Table Input - Contact
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2D Table For Yield Surface
The yield surface is created from two curves multiplied together
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2D Table For Yield Surface
During plastic flow every integration point must be on the yield surface (follow the red dot)The disk is cycled from cold to hot two times
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Disk Quench @ Pratt & Whitney
Simulation A Simulation B Simulation Cwall time cpu time wall time cpu time wall time cpu time
total time for input: 1.43 1.18 1.81 1.14 3.12 2.15total time for stiffness assembly: 853.33 809.39 740.63 722.20 632.68 603.78total time for stress recovery: 805.06 769.54 714.99 700.82 589.32 567.55total time for matrix solution: 167.69 149.39 164.97 148.59 172.81 150.07total time for output: 304.51 284.40 58.70 48.46 56.20 46.73total time for miscellaneous: 109.15 86.03 112.22 88.74 118.91 85.34-------------------------------------------------------------------------------------------------total time: 2241.16 2099.92 1793.32 1709.94 1573.05 1455.62
MSC.Marc 2001WKSLP AF_flowmat
MSC.Marc 2003r2New Table Input
Run time for C was significantly faster due to faster stiffness formation and stress recovery by using the new table input, and other performance enhancements in Marc2003
Quenching Simulation using User Sub Wkslp Versus New Table Input for Stress(plastic strain, strain rate, temperature) Data
Upcoming Release
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Global Local Zooming
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Global Local Zooming
More….
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Global Local Zooming
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Local Region of Global Mesh
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Local Mesh
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Shell 2 Brick Zoom
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Zoom In On Existing Models
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Bolt Modeling - Engine
Automatically splits into two parts and generates constraints
master
slave
More….
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Remeshing With Pressure BC
2959 Elements
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Remeshing With Pressure BC
3826 Elements
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Remeshing With Pressure BC
4145 Elements
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Remeshing Cube Crush
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Remeshing Glass Forming
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Pre-State Option
Prior Results Transfer as Initial Conditions in a New Model which includes:
2D to 2-D2-D plane strain to 3-D2-D axisymmetric to 3-D2-D generalized plane strain to 3-D3-D to 3-D
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Pre-State Option
Pre-State Option = Past Residuals Become Initial State
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CuttingPocket Cutting
Definition of the Two Cutting Processes
Y
Cutter and its axis definition 2
Cutter and its axis definition 1
Surface for the first cut stage
Surface for the second cut stageX
Y
Z
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Cutting – 737 Wedgetail
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Welding
Weld Heat Source DefinitionSize, shape, magnitude, velocity
Weld Heat Source MotionPath, Orientation
Filler Elements Modeling
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Parallel Case Study Results
0
10,000
20,000
30,000
40,000
50,000
60,000
70,000So
lutio
n tim
e
1 3 4 5 6 17
Domains
Flexible Bearing ResultsSolver 8, Optimize 11
Solution Time
Note: These results reflect the preconditioner improvements as well as the non-linear acceleration procedure
Note: These results reflect the preconditioner improvements as well as the non-linear acceleration procedure
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Parallel Case Study Results(All Objectives met and/or exceeded)
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Parallel + Adaptive MeshingTube bend with single input file
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Generalized Strain Energy
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Electrostatic-Mechanical
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Solvers Roadmap
V2006 Resource %
Quality22%
Completeness1%
Documentation & Training Material
8%
High Performance Computing9%
Dynamics and Superelements2%
Elements8%
Solver Integration (Sol600 & Sol700)
11%
Solver Integration (A+D, A+N, A+M,A+E)
8%
Real Time2%
Long term and Frame work related
8%
2005r2 Release3%
Multi-physics & Thermal1%
Materials1%
Licensing1%
NL procedures4%
MFG2%
NVH/Acoustics3%
Optimization4%
Safety1%
FSI 1%