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PAM-CRASH Full Vehicle Safety Validation and Sign-Off

30 Chapters
View Course Samples Online
01
Full vehicle safety validation in PAM-CRASH
regulatory and consumer test protocols, sign-off criteria, and the role of explicit finite element simulation.
validationPAM-CRASH
02
PAM-CRASH solver architecture for full vehicle crash
explicit time integration, contact algorithms, hourglass control, and mass scaling strategies.
PAM-CRASHarchitecture
03
Building the full vehicle CAE model
CAD cleanup, mid-surfacing, meshing strategies, and assembly of body-in-white, closures, and chassis subsystems.
BuildingCAE
04
Material models for crashworthiness
elastoplasticity, strain-rate dependence, failure criteria, and calibration using coupon and component tests.
Materialcrashworthiness
05
Joining and connection modeling
spot welds, seam welds, adhesives, bolts, and rivets with failure modeling in PAM-CRASH.
connectionmodeling
06
Occupant restraint system modeling
airbags, seat belts, pretensioners, load limiters, and their interaction with the vehicle structure.
Occupantrestraint
07
Barrier and impactor modeling
rigid walls, deformable barriers, pole impacts, and moving deformable barrier setups for full vehicle tests.
impactormodeling
08
Load case setup for frontal impact
full frontal, offset deformable barrier, and oblique impacts with boundary conditions and initial velocities.
deformableboundary
09
Load case setup for side impact
moving deformable barrier, pole side impact, and interior trim interaction for occupant protection.
deformableinterior
10
Load case setup for rear impact
rear moving deformable barrier, seat strength, and fuel system integrity assessment.
deformablestrength
11
Load case setup for rollover
roof crush, quasi-static and dynamic rollover simulations, and occupant retention.
rolloverquasi-static
12
Pedestrian protection simulation
headform, legform, and upper legform impactors, and assessment of hood and bumper performance.
Pedestrianprotection
13
Model validation hierarchy
component, subsystem, and full vehicle validation against physical test data.
validationhierarchy
14
Correlation techniques
objective rating metrics, curve matching, and statistical validation for full vehicle crash models.
Correlationtechniques
15
Numerical stability and robustness
time step control, contact instability, energy balance, and debugging common solver errors.
Numericalstability
16
High-performance computing for PAM-CRASH
parallelization, domain decomposition, and cloud or cluster job submission.
High-performancecomputing
17
Post-processing and result interpretation
intrusion, acceleration, force, and energy plots for safety assessment.
Post-processinginterpretation
18
Injury criteria and occupant response
HIC, chest deflection, femur force, and their calculation from simulation results.
criteriaoccupant
19
Structural optimization for crashworthiness
thickness, shape, and topology optimization using PAM-CRASH and optimization tools.
Structuraloptimization
20
Design of experiments and surrogate modeling for full vehicle safety
DOE, response surface, and metamodel-based optimization.
experimentssurrogate
21
Robustness and reliability analysis
accounting for manufacturing and material scatter in full vehicle safety sign-off.
Robustnessreliability
22
Battery electric vehicle crash safety
battery pack intrusion, electrical isolation, and thermal runaway considerations in PAM-CRASH.
electricintrusion
23
Advanced material modeling
composites, high-strength steels, and aluminum for lightweight full vehicle structures.
Advancedmaterial
24
Failure and fracture modeling
ductile damage, shear fracture, and element deletion for accurate crack prediction.
fracturemodeling
25
Occupant safety simulation with human body models
THUMS, GHBMC, and their integration into full vehicle PAM-CRASH models.
Occupantsimulation
26
Integration with other solvers
co-simulation with MADYMO, LS-DYNA, and CFD for multi-physics safety analysis.
Integrationco-simulation
27
Regulatory compliance and reporting
Euro NCAP, NHTSA, and China NCAP requirements and documentation for sign-off.
Regulatorycompliance
28
Case study
full frontal crash simulation of a passenger car from model setup to correlation and sign-off.
simulationpassenger
29
Case study
side impact and pole test simulation for a battery electric vehicle with occupant protection assessment.
simulationelectric
30
Future trends and emerging methods
machine learning for crash prediction, real-time simulation, and digital twin for safety validation.
emergingprediction