Simcenter 3D 2019.1. Release Highlights Dr. Akgün ... - NX · Page 21 Siemens PLM Software...
Transcript of Simcenter 3D 2019.1. Release Highlights Dr. Akgün ... - NX · Page 21 Siemens PLM Software...
Simcenter 3D 2019.1.
Release Highlights
Dr. Akgün Kalkan, INORES
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3D CAE for the digital twin
Simcenter 3D
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Simcenter 3D
Themes for 2019.1
Simulation for the future Expanded solutions
A new path forwardNew ties to the digital thread
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Simulation for the future
Enhanced topology
optimization
Additive manufacturing
process simulation
Design and simulate
manufacturing of
shapes never
possible before
Highlights…
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Enhanced topology optimization
Benefits
• More robust, easier to use
How?
• Create a design objective or design constraints related
to critical loads including buckling
• Manufacturing constraint improvements produce
results with better convergence and accuracy
Use simulation to drive and optimize the
shape of a completely new design
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Simcenter 3D Additive Manufacturing
Additive Manufacturing Process Simulation
• New Simcenter 3D Product to analyse the 3D printing
process for Powder Bed Fusion.
• Seamlessly integrated with NX Additive Manufacturing
• Open architecture and physics based modeling
• Digital twin of production to simulate:
• Temperature with and without powder
• Probability of overheating
• Distortion before support, after heat treatment as
build
• Compensation workflow
• Prediction of shrink lines
• Recoater interference
• Stiffness calculation
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Simcenter 3D Additive Manufacturing
Simulation WorkflowGenerate Simulation
Supports
Generate thermal and
mechanical simulation
input
Thermal Solution Distortion SolutionSupport RemovalCompensation
NX Fixed Plane
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Expanded solutions
Simulate new
solutions that are
otherwise too
challenging
New transmission builder
Aerostructures with
composites
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Transmission Builder
Benefits
• Efficient and accurate simulation of transmission
dynamics.
• Extremely fast gear simulation and as accurate as FE.
• Minimize transmission noise and vibration.
• Guarantee performance and durability.
Reduce your transmission simulation effort
by 80%
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Simcenter 3D Synergies with Transmission Builder
Motion to Acoustics process
Run-up Simulation
Whine
Dynamic bearing forces
Assessment of Sound Pressure Levels
based on ensuing Acoustics simulations
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Simcenter 3D Aerostructures with composites
Benefits
• Margin of safety methods can now associatively link
to laminate composite definition in the FE model.
• Embed company-specific know-how for laminate
composite assessment.
• Accelerates the overall process of composite design,
structural engineering, and certification.
How?
• Associative link to the FE model laminate composite
definition.
Streamline aircraft structural analysis
process by up to 30%
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Simcenter 3D Engineering Desktop
What’s New
Engineering Desktop
• Surface meshing tools that meet the demands of
Automotive OEMs.
• Meshing of convergent models to provide end-to-
end design workflows.
• Improved automation of meshing tasks to reduce
CAE model build times
Simcenter 3D
2019.1
Simcenter 3D
12
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Simcenter 3D Engineering Desktop Geometry
• Face From Mesh
• Imprint Normal to Face
• Automatic Mesh Mating Conditions
• Datum Plane Import and Create
• Split Face by Facet Edges
Increase efficiency in reverse engineering
workflows
Geometry
~20K bodies
718 follower
beams
2D - FE Mesh
235K quads/tris
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Simcenter 3D Engineering Desktop Meshing
• Provide surface meshing tools that meet the
demands of Automotive OEMs
• Reduce mesh quality failures for element
quality parameters.
• Control mesh density along multiple
connected edges
• Control mesh density along multiple edges.
• Improve support for triangular element
quality.
Quality and Robustness Simcenter 3D
2019.1Version 12
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Simcenter 3D Engineering Desktop Meshing
• Enable meshing of convergent models to
provide end-to-end free design workflows
• Improve usability in terms of mesh names
• Improve mesh quality while honoring
application specific constraints
• Enhanced workflows for Additive
Manufacturing components
• Improve automation and parametric
modeling by supporting mesh sizes driven
from expressions
• Improve automation of meshing tasks to
reduce CAE model build times
Workflow Support and Automation Support
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Simcenter 3D Engineering Desktop General Pre-Processing
• Work effectively with large assemblies containing
connections and contact
• Exchange connection data with third party applications in a
neutral format
• Enable more flexible workflows for automation
• Improve performance when interacting with large models
• Accelerate assembly checks and updates
• Improve user interaction and interpolation of fields
• Improve data sharing and re-use of data
• Improve usability of boundary condition ID renumbering
Universal Connections, Connections, Large Model
Support
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Simcenter 3D Engineering Desktop Post-Processing
• Quick interrogation of structural results
• Accurately position the cutting plane when sectioning a
view
• Create user-defined and re-useable headers for
Postviews
• Accurately define the required level boundaries for
increased display control
• Display multiple tensor components e.g. for principal
stress analysis
• Postprocess stresses in airframe panel analysis
• Support more X axis options than length along path
Usability, Display and Graphics, Graphing
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Simcenter Nastran Multistep NonlinearWhat’s New
Shared technologies :
• Element formulations
• Material library
• Numerical Strategy Capability Speed Usability
Simcenter Nastran
Multistep Nonlinear
SOL 401 / SOL 402
• Spin-off of Liege University (1965)
• European Aerospace industries footprint
• Industry standard for over 50 years
• Complete suite of FE solvers
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Application Enhancements List
Multistep Nonlinear Solution (SOL 401)
• Transient Nonlinear Subcase
• Contact enhancements
• Element enhancements
• Bolt Preload enhancements
• Restart support
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Contact
Robustness Improvements
Challenge:
• In some cases it is difficult to get convergence of nonlinear solution with
contact boundary conditions
Solutions:
• Adaptive Penalty Stiffness: automatic adjustment of penalty stiffness helps
converge for light or hard contact
• Penalty stiffness update for temperature dependent material
• Gap / Penetration Adjustment: more options when initial gaps or
penetrations exist
• Move nodes/adjust penetration within tolerance
• Specify delta time to eliminate initial interference
Extend contact algorithms and controls to make
convergence more robust
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Nonlinear Elements
Element Extensions
Challenge:
• Extend nonlinear materials to more element types
• Simulate manufacturing sequences
• Extend support for aero-engines
Extensions:
• 1D beam plasticity and creep
• Element add/remove
• Mid-node thickness and pressure definitions for plane stress
elements
• Chocking support in “linear” solutions
Element capability extensions and accuracy
improvements
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Nonlinear Elements
Bolt Preload Extensions
Challenge:
• Use simple bolt representations to reduce model size and improve
performance
Extensions:
• 1D beam element bolt representations
• Intermediate results output for preload subcases
Simplified bolt modeling
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Nonlinear Workflows
Restart Support
Challenge:
• In some cases it is difficult to get convergence of nonlinear solution
• Users want to run different solution variations from a nonlinear state
Solutions:
• Restart a nonlinear analysis from any converged state in a prior run
• From the end of any solved subcase
• From the last convergence of a subcase
• In restart solution can:
• Adjust solution parameters
• Change load and BCs
• Use cases:
• Restart from last converged time and change parameters to progress solution
• Multiple restarts from a converged preload condition so that preload step does not
have to be repeated
Allow restart of nonlinear solutions
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Application Enhancements List
Multistep Nonlinear Kinematics (SOL 402)
• Kinematic Joints & Drivers
• Material extensions
• Complex Eigensolution Subcase
• Solution Monitor
• Restart support
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Nonlinear Solutions
Nonlinear with Kinematic Behavior
Challenge:
• Some structures experience nonlinear displacements as a result of
deformations as well as kinematic motion
Solutions:
• Robust algorithms that support large displacement and rotational behavior
in combination with flexure
• Kinematic joints:• Hinge
• Prismatic
• Cylindrical
• Sliders
• Twister
• Spherical
• Removable link
• Drivers and time constraints
Facilitate nonlinear solutions that have flexible
and kinematic displacements
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Simcenter 3D Multiphysics
What’s New: Thermal-Flow-Structural Solutions
Challenge:
• Flow solution was previously not available in the Multiphysics
environment.
• Pressure from CFD had to be mapped to the structural model.
• The process was disjointed and potentially error-prone, particularly in
transient analyses.
• Required multiple models and meshes.
Solution:
• All flow functionalities available in Multiphysics.
• Easy setup of thermal-flow-structural analysis on the same model.
• The thermal, flow, and structural solvers operate seamlessly and results
can be post processed.
• Lays foundation for two-way FSI in future releases.
Easily perform coupled thermal-flow-structural analyses in the
Multiphysics environment.
Heat load
Inlet flow
Fixed translation
Valve subject to fluid, and thermal stresses.
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Simcenter 3D Multiphysics
Thermal-Flow-Structural Solutions
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Simcenter 3D Multiphysics
Simcenter 3D Flow and Electronics Systems Cooling
Internal fans on disjoint meshes
Define internal fans on surfaces with disjoint meshes to
streamline flow simulation workflows in complex systems.
Challenge:
• Prior to SC2019.1, internal fans had to be defined on mesh-mated surfaces.
• Mesh mating is not available in the AFEM context.
• Fluid domains had to be extracted at the modeling level.
• Idealized parts not accessible at the part level.
• Fluid domain extraction for complex assemblies with internal fans is challenging.
Solution:
• Fluid domains can remain within their respective component idealized parts.
• Can be combined with surface wrapping workflows.
• Allows analyst to follow the Simcenter iprt paradigm more closely.
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Simcenter 3D Multiphysics
Simcenter 3D Flow and Electronics Systems Cooling
Advanced turbulence models
Challenge:
• Some industry-standard turbulence models were not supported.
• Turbulence characteristics were defined multiple times in the UI.
• Manual data entry prone to error, which can lead to convergence difficulties.
Solution:
• The RNG k-e, Realizable k-e, and Spalart-Allmaras turbulence models are now
supported.
• Turbulence characteristics are defined in a new modeling object, which can be
reused.
• UI modifications improve workflow and significantly reduce potential for error
• Can now define turbulence characteristics based on intensity and viscosity
ratio
• General improvements to turbulence model treatments improves solver
accuracy and robustness.
Extended support to three new advanced turbulence models.
Improved workflow for specification of turbulence
characteristics.
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Simcenter 3D Motion 2019.1Our Focus
New Features
• Transmission Builder
• Real-time Solver
• Motion Time Waveform Replication (TWR)
• Flexible Bodies: Automatic Flex
• Animation features: Animation Camera
Enhancements
• Submechanisms: Override, Remapping of geometries
• Flexible Bodies: Flexible Contacts, Point On Flex Curve, Custom Mass
Properties, Modal Damping, Support to Abaqus format
• Motion Results Viewer: Curve Operations, Additional Data Sources, Data
Export
• Model Definition File (MDF) format extensions
• Automatic model translation from LMS Virtual.Lab Motion
• Usability enhancements
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Simcenter 3D Transmission BuilderEfficient model creation and simulation of gear and transmissions
Challenge:
• High effort to create and parameterize Transmission
simulation models
• Inefficient processes for model updating
Solution:
• New gearbox-centric application (on top of Simcenter 3D) to
create Multibody Models automatically
• Adhering to Industry standard parameters.
• Supports the advanced solver methods. Simulation of gear
forces as accurate as non-linear Finite Element Analysis,
but orders of magnitude faster.
Automated Creation of Multibody Models of
Transmissions Based on Industry Standards
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Simcenter 3D Motion Real-time SolverSolve faster or use models in a Real-time environment
Challenge:
• Rebuilding models for Hardware-in-Loop testing, or
sharing models for 3rd party platforms
➔ Time and resources to recreate models
➔ Duplicate models with less parameters induce
uncertainty between models and/or parameters
Solution:
• Proven performance from LMS Motion Real-time to
Simcenter 3D Motion. Ccode solver allows for model
integration to Real-time platforms:
➔Reuse Simcenter models for Real-time
➔No model reduction
➔Produce results faster, for DOE or office processes
Real-time model performance from the Siemens NX platform
with Simcenter 3D Motion for external Real-time Platform
3D 1D
Reporting/FMU
Customer desired integrating
environment
(platform specific or Matlab)
Real-time platform
with hardware IO
Simcenter 3D models
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Simcenter 3D Motion TWRTime Waveform Replication
Challenge:
• Getting accurate loads of new parts early in development cycle when no
physical prototype is available – only test data from predecessor vehicle
is available.
• High fidelity Multi-Body model and Tire model data is not yet available.
Solution: Simcenter 3D Motion TWR
• Predict the loads on system, sub-system & components from any set of
measured data.
• Capture Test conditions through Hybrid road approach, without the
need for high fidelity tire models.
Accurate Loads Prediction for Durability Analysis
Measurement (Red)
Simulation (Blue)
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Motion: Flexible Body EnhancementsAutomatic Flex
Challenge:
• Currently several modeling steps are
required to make a body flexible, also
involving other Simcenter 3D applications
(Pre/Post)
Solution:
• A dedicated interface guiding any Motion
users to make a body flexible through a
full automatic process
New flexible bodies with few mouse clicks
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Motion: Animation Camera
Challenge:
• Motion objects moves out of view from Model window
• Object block view of mechanism behavior
Solution:
• New Animation Camera can follow Motion bodies; optional
camera attached body and target attached body.
• Multiple cameras can animate at one time using multiple
display and multiple Animation Camera elements
• Clipping is available
Create cinematic videos or focus on a desired
mechanical detail during animation
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Motion: Geometry Mapping for SubmechanismsReferencing existing geometry from assembly structure
Challenge:
• As currently implemented, the Motion Submechanism
feature creates duplicated components in the Assembly
Navigator structure:
➔ more complex assembly structure
➔ potential issues with File Management systems
Solution:
• New option “Use Geometry Mapping” with selection of
existing Motion mechanisms from any components in the
Assembly Navigator:
➔ no more duplicated components in the assembly
structure.
Easy creation of submechanisms based on
existing CAD components
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Motion: Flexible Body EnhancementsFlexible Contacts & Point On Flex Curve constraints
Challenge:
• Simulate contacts where the actual contact area deforms
under contact loads
• Analyze stress distribution due to contact
• Overcome the current limitation of the Point On Curve
constraint to rigid curves
Solution:
• Extension of the Contact type list to flexible bodies
• Extension of the Point On Curve constraint to deforming
curves defined on flexible bodies
Increasing the accuracy of simulations
with contacts between flexible parts
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Motion: Flexible Body EnhancementsMass Matrix & Frequency Dependent Modal Damping
Challenge:
• Mass properties of flexible bodies are calculated from a
modal analysis and cannot be edited by the Motion user
• Modal damping values can be defined only as constant
for all modes or different for each single mode
Solution:
• Edit flex body mass properties from the Motion
application, without need of any new modal analysis
• Specify modal damping values as function of modal
frequency
Additional capabilities for fine tuning of
flexible body properties (mass, damping)
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Simcenter 3D Design Space Exploration
Simcenter 3D Parameters:
• Created in NX CAD (geometry)
• Created or modified through Simcenter Synchronous
Technology (geometry)
• Created in Simcenter 3D (properties, materials, …)
Simcenter 3D Responses:
• Any CAE result stored in the Simcenter 3D result data base
• From Siemens own solvers or third parties
Simcenter 3D Design Space Exploration Tool:
• Automatize CAE process
• Provides SHERPA library of algorithms for fast design space
exploration strategy
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Simcenter 3D Design Space Exploration
Design Space Exploration
• New Simcenter 3D Design Space Exploration
product available.
• Available immediately through Simcenter 3D
tokens.
Design Variant Number
Baseline Design
18% reduction in mass
All constraints satisfied
Improved Design
Initial mass too high
Some constraints non satisfied
• New Simcenter 3D Design Space Exploration product available.
• Available immediately through Simcenter 3D tokens.
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Discover Better Designs, Faster
Best composite lay out ?
Composites
Optimal geometry ?
Structural Analysis
Which Modes to damp ?
Acoustics
Where to place fan, heat sinks?
Thermal flow
How to minimize heat power ?
Heat transfer
Minimum camber angle variation ?
Motion
How easy is it for you to answer these questions today?
Would it help if this process was simpler and faster?
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New ties to the digital thread
Aero-acoustics with
STAR-CCM+
Flexible Pipe with NX
Routing
Delivering unique
value through
integration
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Simcenter 3D Acoustics with STAR-CCM+
for aero-acoustics & aero-vibro-acoustics
Benefits
• Improve cabin comfort in automobiles, aircraft and trains.
• Reduce industrial noise generated by flow from pumps and
fans
How?
• Efficiently account for spatial variations in the acoustic
properties of the fluid throughout your model
• Import fluid loads based on flow analysis in STAR-CCM+
Efficiently explore and eliminate the source of
unwanted noise originating from air flow
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Benefit
Challenge
Solution
Customer Application: European Auto OEM
Wind noise load generation
Need to translate loads calculated in CFD
into loads required for vibro-acoustic
analysis. Currently takes 100 hours with
customer’s in-house tool.
Introduce Simcenter 3D 2019.1 workflow to
efficiently prepare loads for structural and
vibro-acoustic simulation with advanced
mapping
• Simcenter 3D took 6 hours vs. more than
100 hours.
• 5x smaller load data file.
• Ability to visually inspect load conditions
Performance Data Size Inspection
Pre
vio
us W
ork
flo
w
Pre
vio
us W
ork
flo
w
Not possible in previous
workflow
Co
mp
uta
tio
n T
ime
Lo
ad
Siz
e in
Dis
k
>15x
Speed-up
>5x Load
Compression
From blind to
visualization
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Simcenter 3D Flexible Pipe electrical cable analysis
with NX Routing
Benefits
• Study how an electrical wire harness will bend and move
within your assembly with Simcenter 3D Flexible Pipe.
• More accurate modeling of electrical cables including
interaction between all cables, external taping, contact,
and possible section distribution changes
How?
• Seamlessly import stocks from NX Routing
• New material laws to predict nonlinear deformation of
electric cables and perform accurately clearance analysis
Achieve deeper insight into how your wire
harness will behave in a moving mechanism
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Flexible Pipe: Material Identification
Challenge:
• Electric cables are, by nature, subject to plastic deformation
during mounting and successive/repetitive movements
• When idealizing sub-harness as an equivalent cable, material
properties must be accurately identified
• Only linear material were available through a ‘position in space’
identification process.
Solution:
• Capturing Plastic behavior with new material laws
• Identification from hysteresis load curves
• Virtual experimentation to identify bundles
• Identification Database (Material + model)
Plasticity for Electric Cables and Wire Harness to
perform clearance analysis and predict deformation
shapes due to repetitive movements
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A new path forward
An efficient, integrated
environment for solutions
previously in LMS
Virtual.Lab
Specialist durability
Test-analysis correlation
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Simcenter 3D Specialist Durability
Benefits
• A specialist tool to handle complex loadings, weldments,
composites and manufacturing influence on product.
• Easily handle and manage complex duty cycles including load
event-based durability workflow.
How?
• Auto detection of direct and indirect seam welds coupled with
efficient weld fatigue solver. Import of xMCF files.
• Durability scenario based post-processor to intelligent filtering
of results and failures.
LMS Virtual.Lab Durability solutions now
available in Simcenter 3D
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Simcenter 3D Correlation
Benefits
• Easily define and validate cost-effective modal tests.
• Identify best sensor and exciter locations for an efficient
and effective pre-test analysis.
How?
• Simcenter Testlab data exchange, including named nodes.
• Powerful and intuitive algorithms to align simulation and
test model with different origin, scale and orientation.
• Integrated matrix and mode shape plots.
A quantitative and qualitative solution to
guarantee high fidelity simulations
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Additional changes
Solver name branding
Faster release cadence
Delivering new
solutions faster
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New names,
Same great solvers
The primary solver for structural analysis:
• Linear
• Nonlinear
• Dynamics
• Acoustics
• Topology optimization
SamcefSimcenterNastran
SimcenterSamcef
The primary solver for composites:
Progressive damage simulation
• Classic failure criteria: critical ply, value, load
case
• Inter- or intra-laminar damage modeling
Manufacturing simulation
• Curing analysis (spring-back)
• Effects on mechanical performance
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New Simcenter 3D release every 6 months
Benefits
• Increased responsiveness to new ideas and trends
• Consistent schedule for updates allow you to better plan
adoption of new technologies
How?
• New Simcenter 3D release every 6 months with major
functional enhancements.
• Incorporating agile development principles.
Receive functional enhancements faster to
boost your productivity
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Simcenter 3D
3D CAE for the digital twin
Multidiscipline integration
Faster CAE process
Open and scalable
Tied into the digital thread
Teşekkürler
Dr. Akgün Kalkan, INORES
Unrestricted © Siemens AG 2019 Realize innovation.