VIP20
本课程属于：002-Automotive Airbag and Occupant Restraint Engineering 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

Automotive Knee Airbag Development and Injury Mitigation

30 Chapters
View Course Samples Online
01
Course overview
scope, concepts, and technical context of automotive knee airbag development and injury mitigation.
technicalautomotive
02
Occupant lower extremity anatomy and injury biomechanics
femur, tibia, knee joint, and foot-ankle complex in frontal impacts.
Occupantextremity
03
Regulatory and consumer rating requirements
FMVSS 208, FMVSS 305, Euro NCAP, C-NCAP, and IIHS knee airbag evaluation protocols.
Regulatoryconsumer
04
Knee airbag system architecture
module components, inflator types, cushion geometry, and integration with seat and instrument panel structures.
architecturecomponents
05
Design inputs and target setting
occupant packaging, H-point, knee bolster clearance, and injury criteria targets (femur force, tibia index, knee displacement).
occupantpackaging
06
CAE workflow for knee airbag development
explicit dynamic simulation, airbag folding, deployment, and occupant interaction modeling.
CAEworkflow
07
Airbag folding patterns and deployment kinematics
influence on cushion shape, pressure, and knee coverage.
patternsdeployment
08
Inflator selection and performance matching
pyrotechnic, hybrid, and cold gas inflators for knee airbag applications.
Inflatorselection
09
Cushion material and construction
fabric permeability, seam design, tethering, and venting strategies for knee airbag performance.
materialconstruction
10
Occupant positioning and out-of-position (OOP) considerations
static and dynamic OOP testing for knee airbags.
Occupantpositioning
11
Knee airbag interaction with knee bolster and trim
energy absorption, load path, and structural reinforcement design.
interactionabsorption
12
Injury mitigation mechanisms
load distribution, knee displacement control, and reduction of femur/tibia forces.
mitigationmechanisms
13
Design of experiments (DOE) for knee airbag optimization
parameter sensitivity, robust design, and trade-off studies.
experimentsDOE
14
Simulation correlation and validation
sled tests, component tests, and full-scale crash tests for knee airbag verification.
Simulationcorrelation
15
Sled test setup and instrumentation for knee airbag evaluation
accelerometers, load cells, and high-speed imaging.
instrumentationevaluation
16
Full-scale frontal impact test procedures
vehicle preparation, dummy positioning, and data acquisition for knee airbag assessment.
Full-scaleprocedures
17
Injury criteria calculation and interpretation
femur force, tibia index, knee slider displacement, and AIS scaling.
criteriacalculation
18
Knee airbag deployment timing and crash pulse synchronization
sensing, algorithm calibration, and firing thresholds.
deploymentsynchronization
19
Interaction with other restraint systems
seat belts, pretensioners, load limiters, and driver/passenger airbags.
Interactionrestraint
20
Packaging and integration challenges
steering column, instrument panel, glove box, and seat structure constraints.
Packagingintegration
21
Manufacturing and assembly considerations
module assembly, quality control, and end-of-line testing.
Manufacturingassembly
22
Durability and environmental validation
temperature cycling, vibration, humidity, and corrosion requirements.
Durabilityenvironmental
23
Field performance and real-world effectiveness
accident data analysis, injury outcome studies, and recall investigations.
performancereal-world
24
Advanced knee airbag concepts
adaptive venting, dual-stage inflators, and active knee bolster systems.
Advancedadaptive
25
Lightweight and compact knee airbag solutions for electric and autonomous vehicles.
Lightweight and compact knee airbag solutions for electric and autonomous vehicles.
Lightweightsolutions
26
Pedestrian and non-standard occupant protection
knee airbag applicability and limitations.
Pedestriannon-standard
27
Simulation model validation and uncertainty quantification for knee airbag CAE.
Simulation model validation and uncertainty quantification for knee airbag CAE.
Simulationvalidation
28
Case study
development of a knee airbag for a mid-size sedan meeting Euro NCAP requirements.
developmentmid-size
29
Case study
optimization of a knee airbag for an SUV with high knee bolster stiffness.
optimizationSUV
30
Future trends and research directions
smart materials, integrated sensing, and personalized restraint systems for knee injury mitigation.
researchdirections