lms 3d simulation 2014 release

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.

LMS 3D Simulation – Real World Ready

Making virtual simulation realistic for all

industries & applications


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


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



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



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



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


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”


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


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.”


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


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.”


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


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



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



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



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


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


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


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.


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


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


Wind Turbines

Main highlights

LMS Samcef Wind Turbines

15 SL2

New curve editor


15 SL2

New Tower Model


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

lms 3d simulation 2014 release

Technology

lab acoustics lms virtual

lab motion lms virtual

femao lms virtual

lab correlation lms

noise analysis process

unrestricted siemens

virtual simulation realistic

noise analysis tool