VIP20
本课程属于：031-Automotive Crash Testing & LS-DYNA Validation English Technical Courses · 共 20 门相关课程，组合学习更完整。
查看所属VIP全部课程 →
← 返回所属目录 咨询 / 购买

Child Occupant Restraint Interaction in Crash Simulation

30 Chapters
View Course Samples Online
01
Course overview
scope, key concepts, and the role of child occupant restraint interaction in crash simulation.
occupantrestraint
02
Regulatory and rating frameworks
FMVSS 213, ECE R44/R129, Euro NCAP, and their simulation implications.
Regulatoryframeworks
03
Child anthropomorphic test devices (ATDs)
Q-series, Hybrid III child dummies, and their biofidelity limitations.
anthropomorphicATDs
04
Human body models for children
THUMS child, PIPER, and scaling approaches for crash simulation.
childrenTHUMS
05
Restraint system taxonomy
rear-facing, forward-facing, booster seats, and seat belt routing configurations.
Restrainttaxonomy
06
Crash pulse and loading conditions
frontal, side, rear, and rollover scenarios relevant to child occupants.
conditionsrollover
07
Finite element modeling of child restraints
shell, solid, and hybrid modeling strategies.
modelingrestraints
08
Material modeling for child restraint components
foams, plastics, fabrics, and energy absorbers.
Materialmodeling
09
Contact and interaction definitions
belt-to-ATD, shell-to-ATD, and seat-to-restraint interfaces.
interactiondefinitions
10
Belt modeling and slip behavior
webbing material, friction, retractor, and pretensioner effects.
modelingbehavior
11
ISOFIX/LATCH attachment modeling
anchorages, connectors, and load transfer paths.
ISOFIX/LATCHattachment
12
Top tether and support leg modeling
stabilization effects and load distribution.
modelingstabilization
13
Child seat structural integrity
shell deformation, energy management, and failure criteria.
structuralintegrity
14
Head excursion and injury criteria
HIC, head displacement, and contact risk assessment.
excursioncriteria
15
Chest and abdomen loading
deflection, acceleration, and injury risk metrics for children.
deflectionacceleration
16
Neck injury criteria
tension, compression, flexion, and extension in child occupants.
criteriacompression
17
Restraint interaction with vehicle interior
seat cushion, backrest, and door trim contacts.
Restraintinteraction
18
Airbag interaction with child restraints
rear-facing and forward-facing scenarios.
interactionrestraints
19
Pre-crash and out-of-position (OOP) simulations
occupant positioning and restraint engagement.
Pre-crashout-of-position
20
Sled test correlation
validating simulation models against physical crash tests.
correlationvalidating
21
Parametric studies for restraint design
belt routing, anchor positions, and foam stiffness.
Parametricrestraint
22
Optimization of child restraint systems using DOE and surrogate models.
Optimization of child restraint systems using DOE and surrogate models.
Optimizationrestraint
23
Side impact simulation specifics
door intrusion, curtain airbag, and child seat lateral loading.
simulationspecifics
24
Rear impact and whiplash considerations for child occupants in restraints.
Rear impact and whiplash considerations for child occupants in restraints.
whiplashconsiderations
25
Rollover simulation
restraint retention, ejection mitigation, and occupant kinematics.
Rolloversimulation
26
Compatibility between child restraint and vehicle seat
geometry, stiffness, and attachment.
Compatibilityrestraint
27
Simulation of misuse and misuse detection
incorrect belt routing, loose installation, and false buckle.
Simulationdetection
28
Advanced restraint technologies
inflatable seat belts, active pretensioners, and smart restraints.
Advancedrestraint
29
Verification and validation (V&V) for child restraint crash models
mesh convergence, material calibration, and correlation metrics.
Verificationvalidation
30
Case study
end-to-end simulation of a forward-facing child seat in frontal impact, from model setup to injury assessment.
end-to-endsimulation