Simcenter 3D v12 YENİLİKLER SUNUMU 18 Nisan 2018

Transcription

1 Simcenter 3D v12 YENİLİKLER SUNUMU 18 Nisan 2018 SERKAN US

2 Major themes for release Generative Design Technology Integration Nonlinear Analysis Simcenter 3D Industry Workflows Page 2

3 Simcenter 3D What s New in Engineering Desktop Supporting Generative Design Efficient Model Build Postprocessing Usability General Enhancements Page 3

4 Supporting Generative Design HIGHLIGHTS Topology Optimization in Design Convergent Modeling Integration with HEEDS

5 Topology Optimization in the Design Environment CHALLENGE: Enable simulation-led design optimization SOLUTION: Topology Optimization in the Design Environment Page 5

6 Topology Optimization in the Design Environment Powerful optimization tools for the designer Work on a single part or in an assembly context Specify realistic manufacturing constraints Output geometry directly to Additive Manufacturing / 3D printing Complete topology optimization process in a very short time Page 6

7 Convergent Modeling CHALLENGE: Two-way transfer of geometric data SOLUTION: Convergent Modeling in Design and Simulation Page 7

8 Convergent Modeling Create Convergent Bodies from polygon geometry Easily transfer CAE geometry back to design Enable designer to incorporate changes resulting from CAE studies Leverage Reverse Engineering toolset in Modeling for Convergent Body operations Page 8

9 Convergent Modeling Bring legacy mesh data to life Automatically convert meshes into polygon faces and bodies Rapid creation of new geometry for orphan meshes Make design changes using Modeling tools and update the mesh Page 9

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11 Efficient Model Build HIGHLIGHTS Selection Recipes Universal Connections

12 Selection Recipes CHALLENGE: Create robust design-simulation updates SOLUTION: Automated rule-based selections for loads and boundary conditions Page 14

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14 Selection Recipes Make dramatic design modifications and still benefit from automated simulation model updates Create new Selection Recipes using attributes bounding volumes, label ranges or coordinates Supports a wide range of potential workflows Page 16

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16 Universal Connections CHALLENGE: Manage connections in large assemblies SOLUTION: Create and validate connections in a solver-neutral framework with Universal Connections Page 18

17 Efficient Model Build Universal Connections Nastran AQA Abaqus Page 19

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19 Universal Connections Assembly Quality Audit Specify and run multiple checks on the assembly model Identify, zoom to, and fix any problems that are identified Page 21

20 Postprocessing Usability HIGHLIGHTS Ribbon Toolbar Nodal Force Reports Simcenter Results Viewer

21 Postprocessing Usability CHALLENGE: Improve Postprocessing efficiency SOLUTION: Provide easy access to powerful Postprocessing tools Page 23

22 Ribbon Toolbar Quick Access to Key Tools Instant access to display controls More options for contour display Interactive legend Access to Preprocessing display controls from in the Postprocessor Page 24

23 Nodal Force Reports Enable for more efficient workflows Preprocessing object, similar to Results Probes Much more efficient than existing free body diagrams Output can be used for breakout modeling Page 25

24 Postprocessing Usabilty Simcenter Results Viewer Share results across the Enterprise Tailored to analysts needs, results can be shared easily without a full Pre/Post license Use as a standalone application and import results Automatically open and display results data stored in Teamcenter Page 26

25 General Enhancements HIGHLIGHTS Meshing enhancements Preprocessing enhancements Postprocessing enhancements

26 Meshing Solid meshing for thin bodies: More closely match the target geometry Shell meshing for thin bodies: Improved geometry abstraction Page 28

27 Meshing Solid tetrahedral meshing size controls Automated meshing for cyclic symmetry Page 29

28 Preprocessing Annotations in Preprocessing Display controls Page 30

29 Preprocessing Label management extended to more entity types Model section views include element intersections Page 31

30 Postprocessing Edit query curves XY Graph are fully interactive and more Page 32

31 Simcenter 3D What s New in Engineering Desktop Supporting Generative Design Efficient Model Build Postprocessing Usability General Enhancements Page 33

32 Simcenter 3D What s New in Motion Simulation & Modeling Improvements External File & Model Setup Postprocessing Usability Teamcenter Support for Motion Page 34

33 Simulation & Modeling Improvements HIGHLIGHTS Submechanisms Analytical 3D Contacts Flexible Links as Spline Beams Flexible Links with ANSYS

34 Submechanisms Efficiently assemble and manage modular mechanisms Assemble complex mechanisms from its constituents subsystems Build and test each subsystem before combining in the multi level parent Re-use existing models defined and owned by multiple specialist teams Page 36

35 Analytical Contact Compute 3D contact faster and with smoother contact force results Does not require solid CAD geometry Formulations based on basic shapes (spheres, extruded and revolved geometries) Pin contact right after the slot bend Stiffness and damping from material properties 1 Solid-Solid contact 1 Analytical Sphere-Extrusion Result & Gain CPU: 36 sec CPU: 1 sec Fast; no peak due to facetization of CAD geometry Page 37

36 Simcenter Motion Technical Capabilities Contacts 3D Contact Model collision between 2 bodies Liftoff allowed Geometric Contacts Constrain geometry to specified criteria Comparison with previous NX Motion solver: Improved tessellation control Performance and Quality Improvements: Speed up factor of 5 to 8 possible internal and customer tests 90% of tests show quality improvements Page 38

37 Flexible links as spline beams Predict the nonlinear deformation of constant-shape section elements in large displacements Beam force formulation available Spline beam topology available for flexible links Easy definition of the geometry of the flexible beam element Fast solutions More accurate prediction of large deformations Page 39

38 Spline Beam Application on a Landing Gear Workflow In a landing gear model, make the piston strut flexible with spline beam formulation Run a drop test analysis Final goal Check how piston strut flexibility affects drop test results Tire/Road reaction comparing with and without a flexible piston Piston as Spline beam Page 40

39 Spline Beam Application on a trailer leaf suspension Workflow In a rigid axle suspension model with leaf springs, make leaf flexible with spline beam formulation Run a vertical travel analysis Final goal Measure vertical stiffness of the suspension Reuse within different trailer contexts (pulled by vehicle and load cases) Page 41

40 File & Model Setup HIGHLIGHTS CAD-independent Motion Modeling Text-based Modeling Profile elements Integration with HEEDS

41 CAD-independent Motion Modeling Work with Motion data independent from design data Motion models no longer require a master part file Create simple geometries directly within the Motion application Motion-based geometries can be saved in the Motion file directly, no associated part files required Associate CAD geometry to the motion model later Page 44

42 Text-based Modeling Perform motion simulation without the need for Simcenter 3D Motion interface Based on Motion Definition File (MDF) XML format Extensibility to add motion elements for vertical applications Perform automated computations thanks to standalone Solver and Result Viewer Page 45

43 Text-Based Motion Modeling Workflow Users Modeling Solving Post-Processing Methods expert Analyst Vertical applications Background (Command) Simcenter Results Viewer Motion Definition File.MDEF (xml) Simcenter Motion Solver Motion Results Reader Analyst Simcenter Modeling Foreground Simcenter Modeling Or Designer Background Page 46 DOE and Optimization with HEEDS Data and Process Management with Teamcenter

44 Profile elements Create 2D curves and 3D surfaces from external files Straightforward re-use of existing input data Supporting text or MS Excel format for easy editing of the content and direct input associativity Minimize the number of required external files through support of multiple data sets in the same file Page 47

45 Integration with HEEDS Automate and accelerate engineering design processes to discover better designs, faster Use the Simcenter 3D portal from HEEDS to: Define design constraints and objective functions Identify and modify design variables in Simcenter 3D Take advantage of HEEDS large algorithm collection to explore performance-based design space and reach optimum design Page 48

46 Postprocessing Usability HIGHLIGHTS Results Viewer Post Processing & XY Graph Usability

47 Results Viewer Provide easy access to powerful postprocessing tools Lighter-weight postprocessing tool to quickly review results Use for viewing results without launching fullblown Simcenter 3D interface New scenario-based postprocessing to visualize and graph data from several types of data sources in multiple synchronized viewports Automatically open and display results data stored in Teamcenter Page 50

48 Post Processing & XY Graph Usability Improved the user experience in XY results output Optimize the screen space Maintain readability for window shrinking and extending Enhancing results reviewing and reporting with probing and legend editing Ease-of-use and ability to reuse of your favorite Templates Page 51

49 Teamcenter Support for Motion HIGHLIGHTS Motion Data Model in Teamcenter Motion Study Workset

50 Motion Data Model in Teamcenter 11.3 Comprehensive integration of motion analysis in PLM Designers Analysts Manage motion data independently of CAD data in Teamcenter Concurrent design and motion engineering Common Data source CAE Motion *.sim item revision BOM view relations to master part and submechanisms 4GD support Page 53

51 Summary Simulation & Modeling Improvements External File & Model Setup Postprocessing Usability Teamcenter Support for Motion Page 54

52 Simcenter 12 Structures Main areas of focus for Simcenter 12 Structures: Multistep Nonlinear Topology Optimization Composite Curing Simcenter Environments Products encompassed: NX Nastran with SOL401/SOL402 Samcef Simcenter Environments for NX Nastran and Samcef Simcenter Structures Solutions Linear Statics Nonlinear Modal Buckling Optimization Composites Page 55

53 Simcenter Nonlinear FE solvers Family tree Products + user interaction SOL 401 (+ environment) NXN Multistep SOL 402 (+ environment) Samcef Samcef (+ environment) Nastran modeling language (BDF) Nastran modeling language (BDF) Samcef modeling language (DAT) Solvers Core solver engines and associated architectures NX Nastran solver Samcef solver Technologies Components and algorithms Element and result consistency Leverage strength of each engine Material Library Element Formulations Matrix Solvers Memory Allocation Output Formats Numerical Strategies Page 56

54 NX Nastran Multistep Nonlinear Implementations Multistep Solutions: SOL 401 and 402 provides general purpose non-linear solution capability SOL 401 Multistep based on traditional NX Nastran architecture SOL 402 Multistep Kinematic based on integration of Samcef in NX Nastran Applicability SOL 401 and SOL 402 similarities Use many of the same formulations and give nearly same results Core set of capabilities that are the same and can be used for same applications Use same Nastran inputs and outputs. Easy to convert one solution to the other SOL 401 and SOL 402 differentiations SOL 402 can better support nonlinear kinematic behavior. To be exposed in later releases SOL 401 can be used for multiphysics cosimulation Planned Commonalties/Differences SOL 401 and 402 Core Capability Multi-Step solutions Large displacement Plasticity Creep Contact Material Models SOL 401 Difference Multiphysics couplings SOL 402 Difference Composites Nonlinear mechanism Page 57

55 . Agenda Topology Optimization for Analysts SOL401 SOL402 Samcef Page 58

56 Topology Optimization for Analysts

57 Topology Optimization for the Analyst Highlights Hosted in Simcenter 3D Engineering Desktop enabling complete workflow from concept to final design. The results of a Topology Optimization is not the finish, just the start of the design work. Topology Optimization technology integrated into NX Nastran using the production proven SOL200 optimization architecture. Multiple Design Areas with different materials. CAD Part/Assy Results Study Results Selection Build the FE Model Solution Parameters Verification of Selected Results Design/Frozen Area(s) Manufacturing Constraints Output of Smoothed Geometry Objective Constraints Further Design Work based on Topology Optimized results Multiple different solution types in the same optimization. Multiple variants of the Optimization setup to study the impact of different options and parameters. Solid and Lattice zone prediction Designing for a Lattice, not retro-fitting. Workflow Solution OCTA OCTET BCCUB BCC FCC EDGE FCCUB BC-FC BFECB Page 60

58 Topology Optimization for the Analyst Many alternative methods to build the model. Mesh only, CAD geometry based. All NX Nastran element types to support the Design Space. Multiple solution types in the same optimization Linear Statics Normal Modes Direct Frequency Modal Frequency Wide range of responses available for an Objective & Constraints. These responses also have multiple sub-options. List of Responses available Total Model Weight Design Area Weight Total Model Volume Compliance Normal Modes Bucking Modes Displacement Strain Stress Force SPCForce Composite Strain Composite Stress Composite Failure Acoustic Pressure Eigenvalue Modes Complex Eigenvalue Modes Frequency Response Force Frequency Response SPCForce Frequency Response Stress Frequency Response Displacement Frequency Response Velocity Frequency Response Acceleration Random Response Displacement Random Response Velocity Random Response Acceleration Transient Response Displacement Transient Response Velocity Transient Response Acceleration Page 61

59 Topology Optimization for the Analyst Manufacturing Constraints can be used to direct the optimization to produce a specific effect. Planar Symmetry Cyclic Symmetry Maximum Member Size Minimum Member Size Casting Die Direction Extrusion Max Overhang Angle (for AM) Multiple MC s can be included in the Optimization. Planar Symmetry & Extrusion MC s No MC s Planar Symmetry & Casting Die Direction MC s Page 62

60 Topology Optimization for the Analyst - Results and Downstream Auto creation of a Verification model based on the elements selected for smoothing. Interactive results smoothing, and export of a smoothed STL file. Results can be imported into NX CAD and used as design guidance. NX CAD provides many powerful modelling functions for working with precise and faceted geometry. Interactively smoothed FE Mesh Smoothed STL imported into NX CAD Page 63

61 SOL401

62 SOL 401 Shell Element Support Linear and parabolic quads and triangles New element formulation CQUADR/CTRIAR include drilling stiffness CQUAD4/CTRIA3 Internally converted to CQUADR/CTRIAR CQUAD8/CTRIA6 K6ROT can be used to add drilling stiffness Geometric nonlinear (large displacement/large rotation) Small strain material nonlinear Isotropic (MAT1), Orthotropic (MAT8, MAT11), Anisotropic (MAT2, MAT9), User (MUMAT), Plasticity (MATS1), Creep (MATCRP) Composite Laminate Geometric nonlinear - no material nonlinearities or UMAT User defined number of layers to integrate through the thickness OFFSET supported for linear + geometric and material nonlinear Page 65

63 SOL 401 Beam Element Support 2 noded tension/compression/bending/torsion element definition Defined via CBAR/CBEAM Existing PBAR/PBARL/PBEAM/PBEAML property definitions Geometric nonlinear (large displacement/large rotation) End offsets supported No material nonlinearities Isotropic (MAT1) Loads Distributed (PLOAD1) Can be a follower force if defined in the element coordinate system Temperatures (TEMP) Page 66

64 SOL 401 Connector Element Support 1 or 2 noded stiffness connection Small displacement/rotation CELAS1/PELAS/PELAST CELAS2 CBUSH/PBUSH/PBUSHT Large displacement/rotation CBUSH1D/PBUSH1D No Damping Page 67

65 SOL 401 Available in NX Nastran Structural Environment Page 68

66 SOL 401 Contact & Glue Improvements 3D shell support in contact & glue regions Contact behavior types Predefined behaviors for normal and traction No Sliding Bonded/Tied No Separation Small Sliding INIPENE Enhancements Specify a constant gap to enforce after initial penetrations and gaps are removed Option to ramp the removal of initial geometry penetrations in preload subcase Contact Stabilization Damping Used to stabilize components grounded by contact prior to contact being fully established Contact SLIDE output Total slide is now the algebraic sum of incremental slide distance over time Resets to 0.0 if a contact element opens, then closes later Page 69

67 Solid Bolt Preload 3D solid / 2D plane stress cut plane formulation for SOL 401 Allows bolt load definitions to be shared between solutions and solvers Automate determination of bolt plane and axis direction CSID and IDIR are optional inputs Bolt results output Solid bolt results written to any element connected to bolt plane grids ETYPE=3 updates CSID, IDIR and GP are optional (automatically determined) BOLTFRC support in linear solution sequences Limited to LOAD type BOLTFOR will be undocumented (but still recognized) Page 71

68 SOL 401 Post-Buckling Analysis Nonlinear Buckling Allows analysis of post buckling and snap through types of problems Nonlinear Statics step with zero delta time Incremental loads defined in the step are proportional Loads applied in prior steps are held constant NLARCL defines arc length control parameters Structural only solution (not Coupled) Initial Imperfection An initial imperfection/mesh perturbation can be defined via IMPERF Individual specifications combined via IMPRADD Page 72

69 SOL402

70 NX Nastran SOL402 Introduction SOL402 a new NX Nastran solution for advanced nonlinear analysis Availability through NX Nastran Multistep Nonlinear Tokens Main advantages - Handles large displacements, large rotations, large strains - Multisteps including dynamic analyses - Broad range of finite elements - Nonlinear material laws including hyperelastics and composites Page 82

71 NX Nastran SOL402 Targeted markets, industries and applications Mostly structural aspects, and in particular: Bolt tightening (pumps, compressors, ) Advanced composite design (e.g. automotive and aerospace) Airframe sizing Energy dissipation in dampers Automations of repetitive nonlinear workflows Drop simulation (Electronics industry) Mechanical industries (compressors, gearings ) Engine bearing analysis (Auto industry) Seals (aeroengine, mechanical industry, aerospace) Page 83

72 NX Nastran SOL402 Simcenter environment SOL402 is available as an NX Nastran solution in structural analysis type, and benefits from following capabilities: Import of Nastran decks Mesh definition in the FEM file Boundary conditions in the SIM file Solver syntax preview Export and solve HPC : DMP and SMP Solver monitor with abort and stop (graphs will be available in ) Post-processing Multiple graphs and MONVAR in SC Page 84 Time End subcase Time step size Convergence criterion

73 NX Nastran SOL402 Multistep solution A unique solution can combine various subcases of the same type or different types Eigen mode computation on a pre-stressed configuration Available subcases Nonlinear statics Nonlinear dynamics Preload Modal - Normal modes - Cyclic symmetry - 2D Multi-Harmonics Linear buckling Page 85

74 NX Nastran SOL402 Elements for 2D and 3D analyses Linear and parabolic finite elements Solids - Classical - Multi-layered composites - Cohesive elements Shells - Classical - Multi-layered composites Beams and rods Connectors RBE2, RBE3, MPC, CGAP Nonlinear springs, bushings, dampers CELAS, CBUSH, CDAMP Concentrated mass CMASS, CONM Page 86

75 NX Nastran SOL402 Materials Comprehensive nonlinear material laws Isotropic, Orthotropic and Anisotropic Linear elasticity and plasticity - Steel, Aluminium Hyperelasticity (Rubbers) - Damage - Viscous effects Creep Composite - Including damage Damage interface - cohesive zones Temperature dependencies Page 87

76 NX Nastran SOL402 Constraints Fasteners Displacements and rotations Velocities Accelerations Manual coupling (MPCs) Initial velocity Time assigned and time unassigned (step, ramp) paradigms Displ P2 P(t) P1 P3 SC1 SC2 SC3 Time Page 88

77 NX Nastran SOL402 Loads Time-assigned and time-unassigned (step, ramp) paradigms Forces (including follower) FORCE, FORCE1, FORCE2 Moments (including follower) MOMENT, MOMENT1, MOMENT2 Bolt preloads On beams and solid elements Apply preloads, strains or displacements Pressures On faces of solids, shells and beams Accelerations (gravity) Temperatures Uniform distribution Mapping of fields Imported from SC Thermal Page 89

78 NX Nastran SOL402 Advanced Sliding Contacts Friction Constant, infinite, function of temperature, velocity or time Large sliding Gap and offset control Ignore, eliminate, override initial distance Flexible or Rigid targets Geometry smoothing option Activation/deactivation of contact condition Stabilization options Outputs Contact pressures Contact forces Normal distance Sliding Page 90

79 NX Nastran SOL402 Glue and cyclic symmetry Glue shell/shell, solid/solid, solid/shell Cyclic symmetry Support definition Harmonic definition Recombination in post Page 91

80 Simcenter 12 Structural Dynamics Solution Focus System Level NVH Integrate components into full finite element or hybrid finite element assembly Compute full vehicle modes and/or frequency response functions (FRFs) Response Contribution Analysis Pre-process and apply loads Perform response and contribution analysis on components or subsystems and on full vehicle Page 92

81 Modeling Enhancements Universal Connections for BIW Universal Connections for NVH Spot Weld, Seam Weld and Sealing Connections Bushing, Spring, Damper, Rigid, Kinematic, Weather Strip, Screw or Bolt connection Page 93

82 Full Vehicle NVH Analysis using Simcenter 3D Model creation and assembly Mapping of loads from an measurement sources (engine run-up and run-down) Perform fully-coupled and weakly coupled Vibro-Acoustic analyses Vibro-acoustic analysis for both interior and exterior Vibro-Acoustic analysis Solver support for low and medium frequency range Support for modal, panel, grid, equivalent radiated power and other outputs Page 94

83 Advanced NVH Reduced Model Representations External Superelements FE Representation Hybrid models Reduced component representations Modal Representation Test Modes or Test FRF Representation Modal (Test and/or Analytical Modes) FRF (Test and/or Analytical FRFs) Benefits Reduced Component Representations. Loads (Test) Hybrid or FE Assembly Responses OEM / Supplier Data Exchange Perform path contributions Page 95

84 NX Nastran Performance Fluid-structure coupling SOL 103 Improved Sparse Factorization RDMODES support for acoustic modes Direct frequency response performance improvements Lanczos RDMODES Frequency-dependent SOL 108 Sparse PvL Iterative Normalized other time Normalized fluid mode time Normalized Other time Normalized FRRD fluid time Page 96

85 NVH Results Insight Identify the problem Contributions Modal Contribution Analysis Panel Contributions Analysis Grid Contributions Analysis Path Contributions Analysis Energy Contribution Analysis Which Path? Which Modes? Understanding Response Operational Deflection Shapes Equivalent Radiated Power Which Panels? Problem Frequency Which Grids? Page 97 Which ODS?

86 Path Contribution Force P/F FRF Responses Page 98

87 Equivalent Radiated Power Page 99

88 Energy Contributions Energy contributions by sub-assemblies Energy contribution by assembly components Energy contribution by physical property Page 100

89 Contextual Post Processing Navigator Based Plot Based Page 101

90 View Synchronization Page 102

91 Simcenter 3D - Acoustics What s New in Release12 Realize innovation.

92 Vibro-Acoustics Engineering in Simcenter 12 Source System - Receiver Source Mechanical System Finite Element Vibro-Acoustics Vibrations Receiver Acoustics Electromagnetics Contributions Dynamics stresses Boundary Element Vibro-Acoustics Test-based Functions Sensors Page 104

93 Source Simcenter 12 - Source Enhancement Acoustic sources Acoustic diffuse Field Random plane wave loads Bread and butter acoustic sources: monopole, dipole, plane wave, panel vel. Page 105

94 BEM Vibro-acoustics System FEM vibro-acoustics Simcenter 12 - System Enhancements Transfer admittance Transfer Admittance FEMAO ATV Modal Strongly Coupled Modal Weakly Coupled Fast Multi-pole & H- matrix Page 106

95 Receiver Simcenter 12 - Receiver Enhancements Scenario postprocessing New plots Page 107

96 Solutions for Powertrain Acoustics Engine and Gearbox Fast Acoustic radiation FEM ATV for fast multi-rpm acoustic response analysis (beta) BEM vibro-acoustic response with structural mode set Can be used for any rotating machinery Intake / Exhaust Muffler Transmission Loss (FEM) Transfer admittance to model perforated ducts TL from post-processing scenario, or from new NX Nastran cards for incident, transmitted power and transmission loss Shell Noise through VA Response (SC11) Page 108

97 Solutions for Random Vibro-acoustics Panel Transmission Loss (FEM) Fast creation of diffuse field, automatic export to NXNastran (random subcase) Directly retrieve results from NXNastran: INPOWER: incident power TRPOWER: transmitted power TRLOSS: transmission loss Spacecraft Vibro-Acoustics Fast creation of diffuse acoustic field (FEM / BEM), random vibration and force loads (FEM) PSD / RMS output: accelerations (FEM/BEM), forces and stresses (FEM) Page 109

98 Supporting Higher Frequencies and Larger Geometries Pass-by noise Pedestrian safety warning sounds FEMAO = FEM Adaptive Order Faster than standard FEM + constant (frequency independent) accuracy For interior and especially exterior acoustics: pass-by noise, pedestrian safety warning, submarine scattering,.. High frequency audio Submarine, aircraft scattering Two extra solvers: Fast Multipole BEM and H-matrix BEM (Airbus Group Innovations) For mid and high frequency problems and/or large geometries submarine scattering, aircraft ramp noise, Page 110

99 Supporting Enclosure Interior and Exterior acoustics Cabin Acoustics Interior FEM vibro-acoustics: including contribution analysis from panel and modes Structural excitation or acoustic excitation: exterior to interior acoustics - tailpipe noise Enclosure Design FEM AML, with FEM AO to make simulation faster or BEM Both acoustic and vibro-acoustic paths Page 111

100 Simcenter 3D 12 What s New in Thermal & Flow Realize innovation.

101 Introducing Simcenter portfolio for Predictive Engineering Analytics Simcenter Page 123

102 Simcenter 3D 3D CAE for the digital twin Multi-discipline integration Linked with system simulation Best-in-class simulation modeling Openness and scalability Leverage industry expertise Page 124

103 Major themes for release Generative Design Technology Integration Nonlinear Analysis Simcenter 3D Industry Workflows Page 125

104 Simcenter 3D Thermal HIGHLIGHTS Enhanced Temperature-dependent thermal couplings Enhanced Orbital Thermal Analysis

105 Enhanced Thermal Couplings Temperature-dependent thermal coupling Explicitly select whether primary region temperature or average temperature of both regions Primary Region Explicitly specify coupling side for thermal couplings from shell (2D) meshes Secondary Region Page 127

106 Enhanced Orbital Thermal Analysis Model the variation of environmental heat flux with planet latitude and longitude Model radiating surface transformation with multiple thermo-optical properties Page 128

107 Simcenter 3D Flow HIGHLIGHTS Enhanced CFD Modeling

108 Enhanced CFD Modeling Define screens on disjoint fluid Screen Simulation Object meshes Simulate flaps and bursting membranes Rear of Enclosure Hybrid wall function Model mass transport through semi-permeable membrane Pressure drop across screen between disjoint air meshes Front of Enclosure Page 130

109 Simcenter 3D Advanced Fluid Modeling HIGHLIGHTS Enhanced Surface Wrapping

110 Enhanced Surface Wrapping Automatic feature edge detection Automatic cavity detection and wrapping from cavities Decoupled surface wrap resolution and mesh density Page 132

111 Leading to more innovative designs at lower costs & risks Connect and drive your composite engineering activities in a new way boosting efficiency and output Leveraging the value of simulation of composites Process Mgt CAD 3D Sim. Design method ologies Data base Data Mgt Advanced composite development engineering process Analysis and Performance Simulation Accelerate your simulation process trough streamline process Support efficiently design change Usual & Advanced simulation Page 133

112 Simcenter 3D Composite What s new in Simcenter 12 Pillars of Highlights Most frequent and common applications Assembly Label Manager Build and manage large analysis model assemblies using a multi-level approach including composite data Advanced applications Post-processing Scenario for composite progressive damage simulation Lay-up Nesting Support composite assemblies with multiple mold faces and dissimilar CAE reference surfaces Curing simulation of composites New workflows support Workflow Simplification : Accelerate and facilitate the model set up and analysis Woven ply support Import of CATIA ply groups Page 134

113 Workflow acceleration

114 . Agenda Distributed CAE Assembly Model with composite Laminate Nesting Composite workflow acceleration Page 136

115 Distributed CAE Assembly Model Assembly Label manager - Plies extension Build and manage large analysis model assemblies using a multi-level approach including composite data Page 137

116 Distributed CAE Assembly Model Assembly Label manager - Plies extension Relabel composite plies at the assembly level Individual FE component model with their own set up of data Analyze results components by components SC11 Display of ply 1 of the full structure (several plies with the ID 1) SC12 Display of ply 1 of one component of the assembly Page 138

117 . Agenda Distributed CAE Assembly Model with composite Laminate Nesting Composite workflow acceleration Page 139

118 Efficient management of global layups Laminate Nesting support IMAGE d un modèle avec plein de sublaminate Concatenate several Laminate Nestings into a single global layup Add and manage reinforcements Manage a complex composite assembly made from several cures with multiple mold faces and associated laminates Support non-manifold CAE geometry Efficient composite model management : Support composite assemblies with multiple mold faces and dissimilar CAE reference surfaces Page 140

119 Efficient management of global layups Laminate Nesting support Base Part...in a single layup Reinforcement Page 141

120 . Agenda Distributed CAE Assembly Model with composite Laminate Nesting Composite workflow acceleration Page 142

121 Composite workflow improvement SIMCENTER 11 Laminate modeler & Draping definition Laminate composite advance post report extension SIMCENTER 12 Help the user to accelerate and facilitate the model set up and analysis Page 143

122 Composite workflow improvement Projection solver The ply s primary direction can be defined: From the element s material orientation (SC11) Using a CSYS (in SC12) Simcenter-centric Edit in Excel now replaces tedious import and export of plies Select a coordinate system to display SC12 Page 144

123 Advanced applications

124 . Agenda Woven material Curing analysis extension Post-processing scenario for damage analysis CATIA ply groups Page 146

125 Improved Woven Material Model The most basic properties of a woven ply material will change as the angle between the warp and weft fibers varies For example, by laying the fabric on a doubly-curved surface This shearing effect is not considered in typical material characterization efforts Strength knockdown factors are typically applied, which can be overly conservative Increase your simulation accuracy by taking into account the woven fiber shear Page 147

126 Improved Woven Material Model This features follows the usual This new material model allows users to accurately predict sheared material properties Elasticity Strength Thermal Expansion Thermal Conductivity No sheared material properties are required The code uses the nominal, unsheared material properties No consituent (fiber/matrix) properties are required These are reverse-engineered Constituents are reformed in sheared form Invoke a non-orthogonal formulation for failure metric computation Page 148

127 . Agenda Woven material Curing analysis extension Post-processing scenario for damage analysis CATIA ply groups Page 149

128 Curing workflow extension Support of two new workflows in Simcenter User interface De-molding simulation (Deactivate LBCs & Contact) Support SC Thermal results as Boundary conditions (using Simcenter fields) Autoclave simulation De-molding Deactivation of contact condition Exchange data between SC Thermal Flow and SAMCEF solver More accurate Boundary condition & time evolving boundaries condition Page 150

129 . Agenda Woven material Curing analysis extension Post-processing scenario for damage analysis CATIA ply groups Page 151

130 Post-processing scenario for progressive damage simulation Decohesion fibre/matrix Matrix cracking Fiber breaking Delamination From a Microsoft Excel way of working to a fully Simcenter integrated approach! Increase your understanding of progressive damage results Page 152

131 . Agenda Woven material Curing analysis extension Post-processing scenario for damage analysis CATIA ply groups Page 153

132 Ply group import Design Exchange Fibersim CPD Simcenter 3D NX Nastran LMS Samcef Ply group Page 154

133 Solver specific

134 Specific app. General features Simcenter 3D Siemens Finite Element support for composite Analysis capabilities Linear Nonlinear Progressive Damage Simulation Curing Samcef solver NX NASTRAN SC Response Dynamics SC Laminate Composites Dynamics Linear static Buckling Modal Harmonic Transient Random Static Quasi-static Transient kinematic Transient dynamic (implicit) Damage interface Damage ply Damage coupling (interface& ply) Page 156

135 New in Simcenter 3D release 12 NX Nastran SOL402: Advanced Nonlinear NX Nastran Solution Included in Simcenter 12 NX Nastran environment Advanced Nonlinear Solution Post-processing in Simcenter 3D Plane stress Plane strain Axisymmetric Multistep NL Statics, NL Dynamics, Modal, Preload, Buckling Import, export of bulk data files Nonlinear materials including composite Solids, shells, beams Loads and constraints Contact, gluing, bolts Nastran OP2 result files Post-processing in Simcenter Page 157

136 New Solver Support SOL401 & SOL402 : Composite support PCOMP: laminate definition PCOMPS: laminate for solids PCOMPG: global ply definition PCOMPG1: global ply definition specific for SOL401 and SOL402 CHEXCZ, CPENTCZ: specific elements for cohesive zones PSOLCZ: properties for cohesive elements MATCZ: material properties for cohesive elements: Polynomial, bitriangular or exponential laws MATDMG: Damage material properties: UD or EUD MATFT: ply failure theory (Hill, Hoffman, Tsai wu, max strain, max stress, max shear stress) PFRESULTS: results for damage CZRESULTS: results for cohesive elements Page 158

137 Simcenter Laminate Composites Dynamics Base-driven harmonic simulation Efficient analytical computation of phaseconsistent results Ply failure metrics Von Mises stress Peak results over entire frequency range Parallelized solver Base-driven random simulation Peak ply stresses, strains Peak ply failure metrics Specify desired confidence NX Nastran failure theories 2D and 3D laminates Parallelized solver High-performance integration algorithm Simulate shaker testing with best-in-class performance and accuracy Page 159

138 Samcef solver and Samcef environment in SC12 enhancements Highlight (on the top of already explained) New Finite element support Solid Ply : Solver Support of new first ply failure criteria LARC04 : based on physical models for each failure mode and distinguish between fiber and matrix failure for different transverse fiber and matrix tension and compression modes Import an existing solver deck with composite and recreate a Simcenter session Performance improvement of the solver deck generation Performance improvement in post processing support Samcef env. 2D Analysis : Axi-symmetric; Plane Stress; Plane Strain Several planes Multiple solution support External Superelement support in Assembly FEM Convert from Nastran, Ansys, Recovery result Static / Dynamic SE Page 160

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