第一天

1. Vehicle crash safety introduction

    a.Crash injury and fatality data from USA

    b.Distribution of different crash types

    c.Active safety and passive safety

2. Vehicle frontal crash modes

    a. Frontal rigid barrier

    b. Frontal offset deformable barrier

    c. Frontal angular, Oblique cart impact

    d. Out of position tests, driver and passenger, SAB, SAC

    e. HYGE and Servo sled tests

    f. Component tests

    g. Moving Deformable Barrier tests

    h. Side Pole test

    i. Progressive Moving Deformable Barrier cart impact

3. Biomechanics

    a. Human anatomy

    b. AIS injury scale

    c. Chest injury

    d. Head injury

    e. Neck Injury

    f. Femur injury

   g. Foot, ankle and tibia injury

4. Frontal and side test dummies and injury metrics (30 minutes)

   a. 50th, 5th, 95th, THOR 50th

   b. 3yr, 6yr, 1 yr

   c. Frontal dummy metrics

   d. ES2, SIDIIs, WorldSID

5. Video – Vehicle Safety History

6. Frontal crash mechanics

   a. Crash pulse, front loaded, rear loaded

   b. Project using Excel:

      i. Calculate vehicle velocity and crush from pulse

      ii. Get maximum crush, time to zero velocity

      iii. Pulse comparison, front-loaded and rear loaded pulses

    c. Intrusions

    d. Occupant to restraint gaps and restraint characteristics

    e. Belted vs. unbelted occupant

7. Project: Given pulse, restraint characteristics, occupant mass, find occupant responses

    g. Airbag quickness and stiffness

    h. Belt slack, pretension, EMR

8. Project: Given pulse, occupant mass, restraint boundaries, find best restraint characteristics

    j. Driver vs. passenger

    k. Typical crash event

9. Project: Given restraint characteristics, occupant mass, find optimal pulse shape.

    m. 5th percentile female submarining

10. Front Impact Hands on Project

11. Front Impact Case Studies

第二天

1.  Side Impact Mechanics

    a. Vehicle structure

    b. Door intrusion

    c. Door profile, stiffness

    d. Airbags

2.  Crash sensor (30 minutes)

    a. Airbag & pretensioner firing & non-firing conditions

    b. Sensor crash tests

3. US regulations (30 minutes)

    a. FMVSS 208

    b. FMVSS 215

    c. FMVSS 201

    d. FMVSS 301

4. US public domain tests (20 minutes)

    a. NCAP

    b. IIHS frontal offset

5. European regulations (15 minutes)

    a. ECE 94

    b. ECE 16

6. European public domain tests (15 minutes)

    a. Euro-NCAP

7. Numerical data processing (30 minutes)

    a. Filtering and SAE J211 guidelines

    b. HIC, Nij, Cumdur, V*C calculations

    c. Numerical integration, differentiation, occupant relative travel

8. Vehicle crash computer modeling (CAE) (135 minutes)

    a. Vehicle structure CAE, finite element method

      i. Finite element method

      ii. Explicit and implicit solvers

      iii. Unibody and body on frame vehicles

    b. Occupant CAE, rigid body dynamics

      i. Madymo, occupant CAE tool

      ii. Rigid bodies

      iii.Mechanical joints

      iv. Joint stiffness

      v. Ellipsoids and rigid FE mesh

      vi. Planes

      vii. Elliptical cylinders

      viii. Contacts

      ix. Acceleration fields

      x. Prescribed motion

      xi. Airbag models

      xii. Seatbelt modeling, seat integrated belt system

      xiii. Vehicle interior, IP, knee bolster, Steering wheel, Steering column, floor, dash, seat

      xiv. Vehicle pitch and yaw

      xv.  Madymo and LsDyna coupling

      xvi. Out of position modeling, CFD

    c.    CAE assumptions and limitations

9. Side Imact Hands On Project

10. Side Impact Case Studies

第三天

11. DOE and Optimization (40 minutes)

    a. DOE used in component test, HYGE sled and CAE

    b. Optimization in CAE

    c. Robust design using CAE

12. Frontal Restraint system (90 minutes)

    a. Airbag, Inflator, single & dual stage

     i. Closed tank test, 10 ms rise rate, peak pressure

     ii. Drawbacks of tank tests

     iii. Airbag shape, fabric, tether, venting

     iv. Airbag module cover design

    b. Crash sensor, Restraint Control Module (RCM)

    c. Seatbelt, D-rings

    d. Retractors, torsion bars

    e. Buckle pretensioner

    f.  Retractor pretensioner

    g. Steering column stroke

    h. Steering wheel lower and upper rims

    I.  Knee bolster

18. Side Impact Restraint System

    a. Side Airbags:    

    b. Thorax

    c. Thorax-Head Combo

    d. Pelvis-Thorax (PTSAB)

    e. Shoulder

    f. Air Curtains

19. Real world crashes – safety for the aging population, crash severity distribution

20. Summary