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Highlights on the product revisions (June 2014) LMS Virtual.Lab 13.1 & LMS Samtech 16 which include: LMS Virtual.Lab Acoustics 13.1 LMS Virtual.Lab Motion 13.1 LMS Virtual.Lab Durability 13.1 LMS Virtual.Lab Structures 13.1 LMS Samtech Caesam 7.2 LMS Samtech Samcef 16 LMS Samtech Tea Pipe 16 LMS Samtech Samcef Wind Turbines 15 SL2
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Unrestricted © Siemens AG 2014 All rights reserved.
LMS 3D SIMULATION SOLUTIONS
2014 Release - Highlight on the product key features
Real World Ready
20XX-XX-XX Unrestricted © Siemens AG 2014 All rights reserved. Page 2
LMS 3D Simulation – Real World Ready
Making virtual simulation realistic for all
industries & applications
20XX-XX-XX Unrestricted © Siemens AG 2014 All rights reserved. Page 3
LMS 3D Simulation Solutions A CAE software suite for multi-attribute performance simulation
Acoustics & Vibration Process Integration Automotive Mechanisms
• LMS Virtual.Lab Acoustics
• LMS Virtual.Lab Correlation
• LMS Virtual.Lab Noise & Vibration
• LMS Virtual.Lab Motion
• LMS Virtual.Lab Durability
• LMS Samtech Tea Pipe
• LMS Virtual.Lab Structures
Process Integration Aviation Wind Turbines Structural Analysis
• LMS Samtech Caesam
• LMS Samtech Samcef Solver Suite
• LMS Samtech Samcef Composites
• LMS Samtech Samcef Rotors
• LMS Samtech Samcef Wind Turbines
LMS Samtech
LMS Virtual.Lab
20XX-XX-XX Unrestricted © Siemens AG 2014 All rights reserved. Page 4
Acoustics & Vibration
Main highlights
LMS Virtual.Lab
Acoustics 13.1
Advances in FEMAO
LMS Virtual.Lab
Acoustics 13.1
Aero-Acoustics Novel
capabilities
LMS Virtual.Lab
Acoustics 13.1
Engine Noise Wizard
And also ...
• Energy dissipation Analysis
• Optimized solution for Random Acoustics
• Accurate computation of Noise for highly
Rotating components
• Efficient computation of installation
effects on large systems (for example
Propeller in an Aircraft)
• Compute acoustic propagation in
rectangular sections
20XX-XX-XX Unrestricted © Siemens AG 2014 All rights reserved. Page 5
Acoustics & Vibration
Why
Perform full frequency range acoustic analysis
on a single mesh accurately and efficiently
Benefits
• Increase productivity - run full frequency
analysis on a One Single mesh
• Improve efficiency - decrease number of
mesh elements drastically. From 20 millions
elements down to 1 million elements
• Visualization and geometry manipulation are
tremendously improved
• For LMS Virtual.Lab 13.1, can be used in
fully coupled context, in ATV context and
works with non-uniform flow inside the
acoustic field
Advances in FEMAO – Towards a one shot full frequency analysis
How
FEMAO (FEM Adaptive Order) automatically
adapts the mesh order of each element to
enable a broader frequency range, while overall
accuracy is kept constant
20XX-XX-XX Unrestricted © Siemens AG 2014 All rights reserved. Page 6
Acoustics & Vibration
Why
To solve Aero-Acoustic problems accurately and
efficiently based on the terabytes of data
produced by unsteady CFD solver
Benefits
• Higher accuracy due to new algorithms
• More efficient in handling larger sets of CFD
data which results in higher accuracy
• Highly competent algorithms in FEMAO to
perform full frequency predictions
• Saving time and effort to model fan noise
Aero-Acoustics – Getting the challenging jobs done efficiently
How
• Specific noise source models are based on
quadrupole equivalent sources. These are
accurate yet require vast resources. The new
algorithms handle these more efficiently
• Fan sources are reworked like automatic
selection of blade segments on fans
20XX-XX-XX Unrestricted © Siemens AG 2014 All rights reserved. Page 7
Acoustics & Vibration
Why
Eliminate complexity, improve efficiency and
work flow of non-acoustic engineers by providing
fully automated noise analysis wizard
Benefits
• Complexity of the process is shielded from
the engineer
• Process can be carried out by any
mechanical engineer
• Engineers can have data 5 times faster than
before due to the automation
• Ability to focus on the real problem through
the noise analysis tool
• Perform scalable noise analysis adapted to
user product development process
Machine & Engine Noise Wizard – Fully automate the noise analysis process
How
• An intelligent wizard guides engineers to enter
data for noise analysis and shields from
complex tasks
• The integrated Noise analyzer will
automatically identify critical frequencies and
perform weak spot analyses
• A full report is created
20XX-XX-XX Unrestricted © Siemens AG 2014 All rights reserved. Page 8
Mechanisms
Main highlights
LMS Virtual.Lab
Motion 13.1
Nonlinear flexible bodies
LMS Virtual.Lab
Durability 13.1
Empower CAE process
integration
LMS Samtech
Tea Pipe 16
Embedded Material
Characterization
LMS Virtual.Lab
Motion 13.1
Real Time Solver extensions
And also ...
• “Metal on dirt”: Co-simulation between:
• LMS Virtual.Lab Motion
• DEM Solutions EDEM (Discrete
Element Modeling tool)
• LMS Virtual.Lab Driving Dynamics:
• 26 additional events
• Leaf spring modeling
• Flex Wizard integration
• LMS Virtual.Lab Durability: increased
openness for CAE process integration
• LMS Samtech Tea Pipe: avoid initial
torsional deformation through “angular
deviation feature”
20XX-XX-XX Unrestricted © Siemens AG 2014 All rights reserved. Page 9
Mechanisms
Why
• Classical, linear flex body technology not
always accurate enough
• Nonlinear flex allows to take large component
deformations and nonlinear material properties
into account
Benefits
• More accurate representation of nonlinear
component deformations
• Can model precisely:
• Twist beam axle
• Tires, bushings, coil springs
• Flap/slat jamming
Nonlinear flexible bodies in LMS Virtual.Lab Motion
How
• Coupling of MBS solver (LMS Virtual.Lab
Motion) and nonlinear FEA solver (LMS
Samtech Samcef Mecano)
• Speed- and Accuracy-optimized handshaking”
between both in-house solvers
20XX-XX-XX Unrestricted © Siemens AG 2014 All rights reserved. Page 10
1. Model & job definition 2. Simulation 3. Reporting
Mechanisms
Why
Corporate CAE processes require:
• ASCII based, model/job files
• Template concepts
Benefits
• Automated run and reporting for variant
analysis, leveraging HPC systems
• Easy integration in existing PLM systems
LMS Virtual.Lab Durability – Empower CAE process integration
How
• Import and export of durability job definition
files in XML format.
• Job files are editable and can be altered by
optimization tools and PLM tools.
Dr. Ing. Gunther Wehr (ZF Group) says :
“The new developments in LMS Virtual.Lab
Durability 13.1 further increase the openness
and the applicability of the finite element based
fatigue analysis. It will help us to perform more
and better analysis runs to design innovative
and durable products for our customers.”
20XX-XX-XX Unrestricted © Siemens AG 2014 All rights reserved. Page 11
Mechanisms
Why Benefits
• Reduce initial costs for every pipe
characterization from 30K€ to 12K€
• Customer becomes fully independent
LMS Samtech Tea Pipe – Material Characterization
How
Embedded optimization solver identifies pipe/hose
parameters by minimizing the distance between
measured and simulated points on the pipe/hose
Steve Jones (Jaguar Land Rover) says:
“LMS Tea Pipe, combining a dedicated interface
with advanced accurate analyses allows us to be
more efficient in our brake hoses design.
Saving time in early design phase is very valuable
obviously, and additionally it allows our
engineers to focus on more innovative solutions.”
Parameters for LMS
Tea Pipe
Services Product
Test execution
Parameter identification
NEW
1. Simple tests 2. Simulation 3. Parameter ID
20XX-XX-XX Unrestricted © Siemens AG 2014 All rights reserved. Page 12
LMS Virtual.Lab Motion – Real Time Solver
Mechanisms
Benefits
• Enhanced modeling process efficiency: one
detailed model for both off-line and real time
simulations
• Higher accuracy leading to better sensitivity
and optimization analyses on HIL and
Driving Simulators
How
• Deterministic implicit real time solver
• Model split for multi-core parallel solution
• Real time 3D + 1D co-simulation
HIL (ECU testing) Driving Simulators 3D+1D model
Why
Classical 15-DOF real-time chassis models:
• Are not accurate enough
• Lead to double modeling effort
NEW: multi-rate NEW: CD Tire
Horst Brauner (Daimler AG) says:
“Simulating vehicle dynamics in a realistic manner includes HIL simulation without switching from a Multi-Body Simulation tool to another real-time program.”
20XX-XX-XX Unrestricted © Siemens AG 2014 All rights reserved. Page 13
Process Integration Automotive
Main highlights
LMS Virtual.Lab
Structures 13.1
NASTRAN 2013 support
LMS Virtual.Lab
Structures 13.1
RADIOSS V11 support
LMS Virtual.Lab
Structures 13.1
Vehicle Assembly
Automation for Crash
(customer specific project)
And also ...
• Nastran 2013 support.
• Abaqus 6.13 support
• Frequency dependent visco-elastic
material in Nastran
• Fine durability spot weld operator using
ANSA re-meshing
• Extensions for intersection & penetration
checking
• Improvements to fine durability spot weld
modeling
• Radioss V11 new card support
• New ANSA version support
20XX-XX-XX Unrestricted © Siemens AG 2014 All rights reserved. Page 14
Process Integration Aviation
Main highlights
LMS Samtech
Caesam 7.2
Data Management –
Package definition
LMS Samtech
Caesam 7.2
Program variants
management
LMS Samtech
Caesam 7.2
User Rights
And also ...
• Optimized runtime performance for
integrated sizing processes
• Enhanced post-processing capabilities of
global FE model
20XX-XX-XX Unrestricted © Siemens AG 2014 All rights reserved. Page 15
Process Integration Aviation
Why
To store the huge amount of data, analysis and
results in an efficient way (allowing flexible data
partitioning, re-use, and sharing)
Benefits
• Ramp up productivity: shorten preparation
time for variants calculations
• Study easily different variants
• Collaborative work: share and re-use data,
distribute work load to several end-users
• Compare and merge concurrent results into
one unique model
• Offer simplified view: reduce the size of the
model
LMS Samtech Caesam - Data Management : Package definition
How
• End-user can create a package which is a
consistent sub-set of the model (data,
analyses and results)
• Split the work load for sizing into sub-sets
• Packages can be imported/exported/merged
20XX-XX-XX Unrestricted © Siemens AG 2014 All rights reserved. Page 16
Process Integration Aviation
Why
• Need to manage efficiently different variants of
processes and methods depending on the
aircraft program
Benefits
• Manage in a unique application all
processes and methods variant depending
on the aircraft programs or customers
• Capitalize and share integrated processes
throughout different projects/programs
• Project-dedicated working environment
enables more reactivity when managing
resources among several projects.
LMS Samtech Caesam - Program variant management
How
• Definition of a project context containing the
processes and associated data for each
aircraft program
• Provide ready-to-use and filtered working
environment according to the project or aircraft
program
Aircraft program
20XX-XX-XX Unrestricted © Siemens AG 2014 All rights reserved. Page 17
Process Integration Aviation
Why
• Give access rights to the end-users according to
his responsibilities and role.
• Secure and track work assignments
Benefits
• Secure application access to well-
identified users
• End-user works in a productive
environment dedicated to his task
• Speed-up learning curve for targeted
activities
LMS Samtech Caesam - User Rights
How
• Definition of user right done by an administrator
• Login with user’s credentials
• Provide ready-to-use and filtered working
environment to end-users according to their role
20XX-XX-XX Unrestricted © Siemens AG 2014 All rights reserved. Page 18
Structural Analysis
Main highlights
LMS Samtech
Samcef 16
Lightning Impact
(EM formulation)
LMS Samtech
Samcef 16
Coupling interfaces
(LMS Amesim/Test.Lab)
LMS Samtech
Samcef 16
Curing of composites
And also ...
• Draping algorithms
• Post-processing of composites for
random analysis
• Improvement of gear element in order to
take into account bending
• Thermal simulation of a fabrication
process that may lead to residual
stresses with reaction-diffusion equations
20XX-XX-XX Unrestricted © Siemens AG 2014 All rights reserved. Page 19
Structural Analysis
Why
• Avoid expensive destructive tests especially
on prototypes
• Avoid generation of holes due to the lighting
bolt
• Guide the design / part of the certification
Benefits
• Accurate modeling due to strong physical
interactions: electro-magneto-thermal
coupling
• Model heating of a composite or metallic
structure (3D or 2D) due to lightning impact
• Capability to predict material degradation
(pyrolysis)
LMS Samtech Samcef 16- Lightning Impact
How
This is a FEM solution that computes electric
current and magnetic field from the impact point
of the lightning.
The dissipated energy is used to obtain the
thermal field on the structure
20XX-XX-XX Unrestricted © Siemens AG 2014 All rights reserved. Page 20
Structural Analysis
Why
Accurate modeling of 1D models (system
behavior) & 3D (boundary conditions, controller)
models
Trend toward mechatronics, accelerate
processes e.g. validations and correlations
Benefits
• Accomplish Multi-physics simulation (Multi-
domain systems simulation + Finite Element
modeling)
• Perform mechatronic simulations
• Get accurate LBCs (boundary conditions)
for systems simulation
• In 1D system models include nonlinear finite
element model and take into account the
real flexibility
LMS Samtech Samcef 16 - Coupling interface with LMS Imagine.Lab Amesim
How
A LMS Imagine.Lab Amesim library can be
loaded and used in a LMS Samtech Samcef
(Structure, Rotor, Thermal) model (through a
classic “dll” file). Generic co-simulation interface
with fixed exchange time step.
20XX-XX-XX Unrestricted © Siemens AG 2014 All rights reserved. Page 21
Structural Analysis
Why
Enable easy comparisons between numerical
predictions and experimental tests
Ease life of engineers, accelerate processes
e.g. validations and correlations
Benefits
• Automatic bidirectional transfer of data and
results between LMS Test.Lab and LMS
Samcef in order to compare tests
simulations with physical results from
measurements
• Local axis definition is taken into account
between finite element nodes and sensors
LMS Samtech Samcef 16 - Coupling interface with LMS Test.Lab
How
Automatic exchange of information through
universal files: export of Eigen modes, transient
and harmonic responses on wireframes and
export of transient and harmonic functions
20XX-XX-XX Unrestricted © Siemens AG 2014 All rights reserved. Page 22
Structural Analysis
Why
• Residual stresses and shape distortions appear
as a result of the curing process of thermosets
• These effects influence the mechanical behavior
of the composite part and the tolerance for
assemblies
Benefits
• Prediction of the manufacturing-induced
residual stresses and shape distortions
• Understanding the influence of the relevant
parameters on the curing process
• With the virtual prototype, tune the
manufacturing process parameters and
mold shape in order to minimize the
geometrical defects and reach acceptable
tolerances
• Possibility to conduct structural analysis on
the as-built composite part, including some
imperfections from the manufacturing phase
LMS Samtech Samcef 16 – Manufacturing process : Curing simulation
How
• Use LMS Samcef Thermal cure kinetic model to
get the temperature field inside the part as well
as the degree of cure, over the entire curing cycle
• Use LMS Samcef Mecano solver to predict the
residual stresses and shape distortion
20XX-XX-XX Unrestricted © Siemens AG 2014 All rights reserved. Page 23
Wind Turbines
Main highlights
LMS Samcef Wind Turbines
15 SL2
New curve editor
LMS Samcef Wind Turbines
15 SL2
New Tower Model
LMS Samcef Wind Turbines
15 SL2
Coupling Interface LMS
Amesim/Samcef
Benefits
• Faster post processing by enabling easy
comparisons between sensors from different
analysis.
• Avoid mistake in comparing 2 curves that do
not correspond to the same sensor
• Easy building of the tower based on an excel
sheet
• Allow to have several materials along the
tower (Concrete, steel…)
• The user can rigidify the tower to remove the
tower elasticity from the model.
• Multi-physics simulation
• Easy implementation of a local hydraulic
gearbox, electric pitch system, converter…
• Get accurate LBCs for systems simulation
Unrestricted © Siemens AG 2014 All rights reserved.
Thank you
2014 Release - Highlight on the product key features
Real World Ready