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IIHS Crashworthiness Evaluation and Vehicle Development

30 Chapters
View Course Samples Online
01
IIHS crashworthiness evaluation framework
rating categories, test protocols, and vehicle development implications.
IIHScrashworthiness
02
Frontal offset deformable barrier test
barrier geometry, impact speed, offset percentage, and occupant compartment intrusion metrics.
deformablegeometry
03
Moderate overlap frontal test
load path design, structural energy management, and restraint system interaction.
Moderatestructural
04
Small overlap frontal test
25% overlap rigid barrier, wheel intrusion, hinge pillar deformation, and countermeasure design.
intrusiondeformation
05
Side impact test
moving deformable barrier, impact location, B-pillar intrusion, and side airbag deployment strategies.
deformablelocation
06
Roof strength test
quasi-static loading, strength-to-weight ratio, roof crush resistance, and rollover protection.
strengthquasi-static
07
Head restraint and seat design evaluation
whiplash protection, dynamic sled testing, and seatback geometry optimization.
restraintevaluation
08
Rear crashworthiness
low-speed rear impact, bumper compatibility, and occupant kinematics in rear-end collisions.
crashworthinesslow-speed
09
Vehicle-to-vehicle compatibility
mass, stiffness, and geometry mismatches in frontal and side impacts.
Vehicle-to-vehiclecompatibility
10
Pedestrian injury mitigation
lower leg, upper leg, and head impactor tests, and front-end design countermeasures.
Pedestrianmitigation
11
Advanced driver assistance systems and IIHS testing
front crash prevention, lane departure warning, and headlight evaluation.
Advancedassistance
12
Structural design for crashworthiness
materials selection, high-strength steel, aluminum, and composite applications.
Structuralcrashworthiness
13
Crash energy management
crumple zones, load paths, and progressive deformation in frontal and side structures.
managementprogressive
14
Occupant restraint systems
seat belts, pretensioners, load limiters, and airbag calibration for IIHS tests.
Occupantrestraint
15
Finite element modeling for IIHS tests
mesh generation, material models, boundary conditions, and validation.
modelingIIHS
16
LS-DYNA simulation of frontal offset test
model setup, contact definitions, and correlation with physical test data.
LS-DYNAsimulation
17
Side impact simulation
barrier modeling, occupant response, and injury criteria calculation.
simulationmodeling
18
Occupant injury criteria
HIC, BrIC, chest deflection, femur force, and their thresholds in IIHS ratings.
Occupantcriteria
19
Sled testing for restraint system development
pulse generation, buck design, and iterative tuning.
restraintdevelopment
20
Full-scale crash test instrumentation
accelerometers, load cells, high-speed cameras, and data acquisition.
Full-scaleinstrumentation
21
Post-crash analysis
deformation measurement, intrusion mapping, and correlation with CAE predictions.
Post-crashanalysis
22
Design optimization for IIHS ratings
DOE, metamodeling, and multi-objective trade-offs.
optimizationIIHS
23
Lightweighting and crashworthiness
material substitution, joint design, and structural integrity.
Lightweightingcrashworthiness
24
Battery electric vehicle crashworthiness
battery pack protection, electrical isolation, and post-crash safety.
electriccrashworthiness
25
Autonomous vehicle crashworthiness
interior reconfiguration, occupant protection in non-traditional seating.
Autonomouscrashworthiness
26
Regulatory vs. IIHS requirements
FMVSS, Euro NCAP, and global harmonization challenges.
RegulatoryIIHS
27
Case study
small overlap countermeasures in a midsize sedan—design, simulation, and test validation.
countermeasuressimulation
28
Case study
side impact improvement in an SUV—B-pillar reinforcement and airbag optimization.
improvementSUV
29
Case study
roof strength enhancement for a pickup truck—material upgrade and structural redesign.
strengthenhancement
30
Future trends in IIHS evaluation
updated test protocols, active safety integration, and occupant-centric metrics.
IIHSevaluation