madymo重要翻译.pdf

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主要内容 Contents

正面碰撞建模 Frontal Impact Modeling

车体系统 Vehicle System – drive side

车体系统 Vehicle System

Steering system

Steering system-Surface definition

Steering system

座椅系统-Seat

正面碰撞建模 Frontal Impact Modeling

假人定位-Dummy Positioning

约束系统-安全带系统 Restraint System-Belt

约束系统-多体安全带例子

约束系统-混合式安全带例子

约束系统-安全气囊系统 Airbag

ODB建模-ODB Modeling

模型验证-Model Validation

模型验证-数据分析

模型验证——Knee-bolster刚度特性

模型验证-部件验证

模型验证-台车模型验证

模型验证-整车模型验证

TNO Automotive China / 2007-08-06 正面碰撞建模与应用 Frontal Impact Modeling and Applications 1

主要内容 Contents • 正面碰撞建模 Frontal Impact Modeling • 车体系统 Vehicle System • 假人定位 Dummy Positioning • 约束系统 Restraint Systems • ODB建模 ODB Modeling • 模型验证 Model Validation 2

正面碰撞建模 Frontal Impact Modeling Virtual or Baseline test Geometry MADYMO Simulation Components Validation Optimization Specification Confirmation Crash Virtual or Component data High Speed Sled System Validation 3

正面碰撞建模 Frontal Impact Modeling • Vehicle Model based on existing data (the main idea) – Models are based on initial vehicle data (FEA or CAD) – Sled models are related with sled-tests of initial vehicle – Components tested & correlated before being added to full vehicle or sled model 4

正面碰撞建模 Frontal Impact Modeling Frontal Model Dummy System Restraint System Vehicle System Facet Q Dummy Airbag Belt Steering IP Pedal Floor Vehicle Dash WS/Roof Seat 5

正面碰撞建模 Frontal Impact Modeling Project Management MADYMO model driver Driver side related parameter values MADYMO model passenger Passenger side related parameter values Components Include ... Restraints Include ... Dummies Include usr Pulses Include ... MADYMO DATABASE Include dummy ... 6

正面碰撞建模 Frontal Impact Modeling < Floor> < Pedal & Foot Rest> < W/S & Roof> < IP> 1. Mount 2. Cushion 3. Seat Back 4. Head Restraint 5. Stalk & Buckle 1. Cross Member 2. Mounting Bracket 3. E.A.S.C. 4. Tilting Mechanism 5. Hub 6. Upper & Lower Rim 1. Dummy to Vehicle 2. Dummy to Seat 3. Dummy to Steering 4. Dummy to Airbag 5. Airbag Self Contact (optional) 6. Dummy to FE-Belt 1. Dummy Position 2. Vehicle acceleration 2. Restraint 3. Etc. 7 1. Contact Char. 2. Material Char. 3. Airbag Inflator 4. Etc. 1. Belt FE Mesh 2. Pre-Simulation 3. FE-Belt Position 1. Airbag FE Mesh 2. Airbag Folding 3. Airbag Position

车体系统 Vehicle System – drive side Ref_Space J.Tran J.Tran J.Tran J.Tran J.Tran J.Free Pedal Tran. Foot Rest Firewall IP W/S Steering J.Revo Pedal Rot. J.Free Vehicle J.Free Floor J.Brac J.Brac J.Brac J.Revo Seat Mount Anchor Retractor D-Ring J.Tran Seat Cushion Head Restraint J.Tran_Revo Seat Back Stalk J.Tran Buckle J.Revo J.Revo 8

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