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Презентация на тему: Презентация по сопромату3


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Презентация на тему: Презентация по сопромату3


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№ слайда 4 Geometry Geometry FE Analysis Optimization
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Geometry Geometry FE Analysis Optimization

№ слайда 5 Geometry Full function ACIS based modeler Constraints full partial none ACIS dat
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Geometry Full function ACIS based modeler Constraints full partial none ACIS data exchange AutoCAD Bentley Integraph HP

№ слайда 6 Geometry Modify dimensions
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Geometry Modify dimensions

№ слайда 7 Geometry Parametric relationships
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Geometry Parametric relationships

№ слайда 8 Geometry Complex solids Skin operator Sweep operator Extensive blending and cham
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Geometry Complex solids Skin operator Sweep operator Extensive blending and chamfering Region operator to sub-divide geometry Map meshing Load footprint areas Symmetry

№ слайда 9 MSC/ARIES Base - Assemblies Visualization Packaging Clearance Interference Mass
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MSC/ARIES Base - Assemblies Visualization Packaging Clearance Interference Mass properties

№ слайда 10 MSC/ARIES Base - Mass Properties
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MSC/ARIES Base - Mass Properties

№ слайда 11 Geometry - Regioning
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Geometry - Regioning

№ слайда 12 Geometry - Regioning
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Geometry - Regioning

№ слайда 13 Geometry - Regioning
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Geometry - Regioning

№ слайда 14 Geometry - Regioning
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Geometry - Regioning

№ слайда 15 Pre Release Solids Shelling Shelling of solids to thin walled solids Per face (u
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Pre Release Solids Shelling Shelling of solids to thin walled solids Per face (uniform) thickness control Face exclusion to create “open” solids Full Parametrics support Not supported Spline faces (fillet, sweep, skin, spline segments in curve based primitives, extrude with draft <arc segment>)

№ слайда 16
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№ слайда 17 Geometry Interface - ACIS Support for ACIS sat (ASCII) and sab (binary) file for
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Geometry Interface - ACIS Support for ACIS sat (ASCII) and sab (binary) file formats Allows bi-directional exchange of solids, surface and wireframe Currently the most reliable solids data exchange format Transfers geometry only No feature or history information

№ слайда 18 Geometry Interface - Autocad Import
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Geometry Interface - Autocad Import

№ слайда 19 Geometry Interface - Autocad Import
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Geometry Interface - Autocad Import

№ слайда 20 Geometry Interface - Autocad Import
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Geometry Interface - Autocad Import

№ слайда 21 Geometry Interface - Autocad Export
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Geometry Interface - Autocad Export

№ слайда 22 Geometry Interface - IGES Import Supports Wireframe Point, line, arc, composite
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Geometry Interface - IGES Import Supports Wireframe Point, line, arc, composite curve, spline (112,126), conics (104), copious data (106) Surface Untrimmed (118, 120, 122, 128) Trimmed (144) Solid Solid BREP (186, 514, 510, 508, 504, 502,)

№ слайда 23 Geometry Interface - IGES Export Supports Wireframe Point, line, arc, composite
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Geometry Interface - IGES Export Supports Wireframe Point, line, arc, composite curve, spline (112,126), conics (104) Solid/surface Decomposed to precise wireframe BREP Decomposed to surface collection (trimmed or untrimmed - 128, 142, 144) Text Hidden line removal Silhouette edge generation

№ слайда 24 Geometry Interface - DXF Import Wireframe Point, line, arc, polyline Text
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Geometry Interface - DXF Import Wireframe Point, line, arc, polyline Text

№ слайда 25 Geometry Interface - DXF Export Supports Wireframe Point, line, arc, composite c
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Geometry Interface - DXF Export Supports Wireframe Point, line, arc, composite curve, spline Solid/surface Decomposed to precise wireframe BREP Text Hidden line removal Silhouette edge generation

№ слайда 26 Geometry Interfaces - STEP, VDAFS PDES/STEP AP203 Import and export of solid/sur
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Geometry Interfaces - STEP, VDAFS PDES/STEP AP203 Import and export of solid/surface/wireframe data VDAFS Import and export of surface/wireframe data Data format that emphasizes surface transfer Used predominantly by European automotive industry

№ слайда 27 Geometry Interfaces -Stereolithography Translates solids into standard “stl” for
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Geometry Interfaces -Stereolithography Translates solids into standard “stl” format Rapid manufacture for physical part prototyping

№ слайда 28 Geometry Geometry FE Analysis Optimization
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Geometry Geometry FE Analysis Optimization

№ слайда 29 Load and Boundary Conditions LBC’s applied to geometry or to nodes & element
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Load and Boundary Conditions LBC’s applied to geometry or to nodes & elements Supported loads Force, moment, pressure Gravity Velocity Translational Rotational Acceleration Translational

№ слайда 30 Load and Boundary Conditions Constant or functional varying magnitude Geometry b
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Load and Boundary Conditions Constant or functional varying magnitude Geometry based load and boundary conditions survive geometry change

№ слайда 31 Load and Boundary Conditions Direction control for load/boundary conditions XYZ
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Load and Boundary Conditions Direction control for load/boundary conditions XYZ Radial Tangential

№ слайда 32 Load and Boundary Conditions Load case combination (5 * load_1) + (3 * load_2)
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Load and Boundary Conditions Load case combination (5 * load_1) + (3 * load_2)

№ слайда 33 FE Meshing Automeshing technology Edges -- 1D elements (beam, gap, rigid, spring
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FE Meshing Automeshing technology Edges -- 1D elements (beam, gap, rigid, spring) Surfaces -- quad dominant or all trias Volumes -- tets only Map meshing for surfaces and volumes 3/4 side surfaces, 5/6 face volumes Composite edge support

№ слайда 34 Auto Meshing
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Auto Meshing

№ слайда 35 FE Meshing Adaptive mesh refinement Automatic mesh refinement to optimize mesh d
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FE Meshing Adaptive mesh refinement Automatic mesh refinement to optimize mesh density Use with automatically generated h or p meshes Global or local refinement New mesh density based on current error versus target error Reduces mesh density related errors

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№ слайда 37 FE Meshing
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FE Meshing

№ слайда 38 Results Review Display options Vector Contour Graph Animation Cutting plane Resu
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Results Review Display options Vector Contour Graph Animation Cutting plane Results in any coordinate system Data averaging control Results combination Error calculation

№ слайда 39 Linear Statics Loads constant with time Material assumed linear and perfectly el
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Linear Statics Loads constant with time Material assumed linear and perfectly elastic Results calculated Stress Displacement Strain Strain energy Reaction force

№ слайда 40 Normal Modes Calculates undamped natural modes of vibration Material assumed lin
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Normal Modes Calculates undamped natural modes of vibration Material assumed linear and perfectly elastic Results calculated (normalized) Stress Displacement Strain Strain energy Reaction force

№ слайда 41 Linear Buckling Calculates load factor for critical buckling Material assumed li
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Linear Buckling Calculates load factor for critical buckling Material assumed linear and perfectly elastic Results calculated Stress Displacement Strain Strain energy Reaction force

№ слайда 42 Non-Linear Statics Geometric non-linearity Change in stiffness associated with l
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Non-Linear Statics Geometric non-linearity Change in stiffness associated with large deformations Load follows deformed shape Material non-linearity Bi-linear elastic/plastic with plastic strain, or Non-linear elastic, no plastic strain Compressive/tensile stress-strain curves can be different

№ слайда 43 Non-Linear Statics
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Non-Linear Statics

№ слайда 44 Structures-2 Non-Linear Statics Load Following
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Structures-2 Non-Linear Statics Load Following

№ слайда 45 Linear Transient Dynamics Time varying geometry and finite element loads Structu
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Linear Transient Dynamics Time varying geometry and finite element loads Structural and modal damping Results calculated for each time step Stress Displacement Strain Velocity Acceleration Reaction force

№ слайда 46 Heat Transfer Steady state and transient linear and non-linear heat transfer Hea
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Heat Transfer Steady state and transient linear and non-linear heat transfer Heat transfer modes Conduction Free convection Forced convection Radiation Temperature and time dependent Heat flux Mass flow rate

№ слайда 47 Heat Transfer
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Heat Transfer

№ слайда 48 MSC/ARIES To MSC/PATRAN
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MSC/ARIES To MSC/PATRAN

№ слайда 49 MSC/ARIES To MSC/PATRAN
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MSC/ARIES To MSC/PATRAN

№ слайда 50 Geometry Geometry FE Analysis Optimization
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Geometry Geometry FE Analysis Optimization

№ слайда 51 Optimization An Automated Process That: Satisfies Your Design Objective Within D
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Optimization An Automated Process That: Satisfies Your Design Objective Within Design Constraint(s) By Modifying Design Variables

№ слайда 52 Optimization - Overview 1 Design Objective minimize/maximize weight, frequency,
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Optimization - Overview 1 Design Objective minimize/maximize weight, frequency, load factor ‘n’ Design Constraints - local and or global min/max stress, displacement, freq, load factor ‘n’ Design Variables Dimensional variables Element shell thickness, Non Structural Mass Solve multiple constraints simultaneously Linear statics (with multiple load cases) Modal (per mode shape max/min control) Buckling analysis

№ слайда 53 Optimization - Overview Shape Geometry dimensions as design variables Sizing (el
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Optimization - Overview Shape Geometry dimensions as design variables Sizing (element properties) Shell thickness, non-structural mass Design sensitivity Effect of a change in a design variable on Design Objective, Design Constraint(s) Shape and sizing can be combined

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№ слайда 57
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№ слайда 58
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№ слайда 62 Optimization - Application Build solid or surface geometry Associate dimension v
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Optimization - Application Build solid or surface geometry Associate dimension variables in Parametrics: Use as design variables for Optimization Maintain design intent (Parameterize using DRP) Maintain design intent (Attach DRP model(s) to solids in Parametrics)

№ слайда 63 Optimization - Application Create finite element model Select Optimization appli
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Optimization - Application Create finite element model Select Optimization application 1 Design Objective minimize/maximize: weight, frequency, load_factor ‘n’ Design Constraints - local and/or global min/max stress, disp, freq, load factor ‘n’ Design Variables Dimensional, Shell thickness, Non Structural Mass

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№ слайда 65 Optimization - Results Review Post process in Optimization application Graph des
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Optimization - Results Review Post process in Optimization application Graph design objective/ constraint(s)/ variable(s) against design cycle Display geometry at intermediate design cycles Review results of final design in FE_Results Standard results review process Animate between FEmodels across design cycles

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№ слайда 67 P-Elements - Overview Automatically increases element’s shape function polynomia
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P-Elements - Overview Automatically increases element’s shape function polynomial order during solution until convergence Convergence based on per element strain energy difference between p-order changes Mesh remains unchanged

№ слайда 68 P-Elements - Overview Each edge of each element has its p-order independently co
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P-Elements - Overview Each edge of each element has its p-order independently controlled in MSC/NASTRAN

№ слайда 69 P-Elements - Application Supported element types Tetrahedron Brick Pentahedron (
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P-Elements - Application Supported element types Tetrahedron Brick Pentahedron (wedge) p-order min/max control Recommended p-order range 3-10 Adaptivity automatically turns off below specified von Mises stress or strain minimum Turns off adaptivity for elements where stress and or strain is negligible Reduces CPU time and system resources

№ слайда 70 P-Elements - Application Can mix h and p elements Use p-elements in areas where
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P-Elements - Application Can mix h and p elements Use p-elements in areas where high accuracy required, h-elements elsewhere

№ слайда 71 P-Elements - Application Hex to tet mesh connection works identically for p-elem
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P-Elements - Application Hex to tet mesh connection works identically for p-elements: Automatic (h-adaptive) mesh refinement supported for automeshed p-elements Uses ERROR DATASET calculated from FER TOOLKIT error estimation

№ слайда 72 P-Elements - Results Review p-element results review identical to h-elements Can
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P-Elements - Results Review p-element results review identical to h-elements Can display final p element order contours

№ слайда 73 Geometry Geometry FE Analysis Optimization
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Geometry Geometry FE Analysis Optimization

№ слайда 74 Mechanisms Two- and three-dimensional mechanism modeling analysis and results re
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Mechanisms Two- and three-dimensional mechanism modeling analysis and results review Uses MDI/ADAMS Kinematics solver Solves motion of fully constrained (0 DOF) kinematic systems i.e. the motion of the system is completely constrained by applied motion(s) and joint constraints

№ слайда 75 Mechanisms Pre Processing Create link geometry Geometry can be solid, surface or
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Mechanisms Pre Processing Create link geometry Geometry can be solid, surface or wireframe Add joints (supports all MDI/ADAMS joints) Add constant, harmonic, step, random motion Add motion constraints (e.g. cams), applied forces, springs, gravity Solve

№ слайда 76 Mechanisms Results Review Animated motion of links Motion path of any point Join
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Mechanisms Results Review Animated motion of links Motion path of any point Joint reaction force/moment Rotational/translational link displacement, velocity, acceleration Clearance/interference between links Results interrogation in local static/dynamic coordinate system

№ слайда 77 Geometry Geometry FE Analysis Optimization
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Geometry Geometry FE Analysis Optimization

№ слайда 78 Plastics 3D mold fill analysis Uses Moldflow/Flowcheck solver Solves “Will It Fi
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Plastics 3D mold fill analysis Uses Moldflow/Flowcheck solver Solves “Will It Fill” Fast analysis to calculate areas of fill / no-fill / possible fill Experiment with number of injection points/ location, material and part thickness Solves “Fill_Pattern” Fill time Air trap location Weld line locations

№ слайда 79 Plastics
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Plastics

№ слайда 80 Plastics
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Plastics

№ слайда 81
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№ слайда 82 Modular Configuration
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Modular Configuration

№ слайда 83 Modular Configuration
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Modular Configuration

№ слайда 84 MSC/ARIES Base
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MSC/ARIES Base

№ слайда 85 Optional Modules
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Optional Modules

№ слайда 86 Platform Support
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Platform Support

№ слайда 87 Platform Requirements - WinNT Intel based (not Digital NT) Recommend >= Penti
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Platform Requirements - WinNT Intel based (not Digital NT) Recommend >= Pentium 75MHz, 32Mb RAM 125 Mb swap space Any Microsoft supported graphics adapter in 256 color mode WindowsNT Windows 3.1 and Windows95 not available Licensing Node-lock, standalone only No network license support Requires Ethernet adapter for licensing

№ слайда 88 Platform Requirements - Unix Supported Unix workstation 32Mb RAM 125 Mb swap spa
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Platform Requirements - Unix Supported Unix workstation 32Mb RAM 125 Mb swap space Licensing Node-lock, and Floating network license

№ слайда 89 Geometry Geometry FE Analysis Optimization
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Geometry Geometry FE Analysis Optimization

№ слайда 90 MSC/ARIES Positioning Standalone Design and Analysis System Designed and analyze
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MSC/ARIES Positioning Standalone Design and Analysis System Designed and analyzed in MSC/ARIES Analysis of ACIS Based Geometry Design built in CAD system Design geometry import into MSC/ARIES Analyzed in MSC/ARIES Focus on Ease-of-Use and Automation For...

№ слайда 91 MSC/ARIES Positioning Structural Thermal Mechanisms Plastic Molding Analysis
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MSC/ARIES Positioning Structural Thermal Mechanisms Plastic Molding Analysis

№ слайда 92 MSC/ARIES The Flow of Development
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MSC/ARIES The Flow of Development

№ слайда 93 Positioning of MSC/ARIES
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Positioning of MSC/ARIES

№ слайда 94 Positioning of MSC/ARIES
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Positioning of MSC/ARIES

№ слайда 95 Positioning of MSC/ARIES
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Positioning of MSC/ARIES

№ слайда 96 Positioning of MSC/ARIES
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Positioning of MSC/ARIES

№ слайда 97 THE END
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THE END

№ слайда 98 Mentor BoardStation Interface Bi-directional interface using Mentor IDF 2.0 file
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Mentor BoardStation Interface Bi-directional interface using Mentor IDF 2.0 file format Imports Mentor Board Station PCB and component data as an assembly of solids Components represented by automatically generated primitives or user created representations

№ слайда 99 Mentor BoardStation Interface Supports board holes, vias, keep out and keep with
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Mentor BoardStation Interface Supports board holes, vias, keep out and keep within areas 2D curves can be added to represent additional keep outs, keep within etc. Applications Analysis (e.g. modal, thermal) Checking clearance/interference Housing/rack design

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