轮胎结构设计ppt课件.ppt

FEM Application on Tire Design
锦湖轮胎
Tire Simulation Technology
1. 有限要素法介绍
2. 轮胎结构说明特征
3. 轮胎结构说明体系

5. 结论ation
Durability & RR Simulation
Ride & Handling Simulation
Design Optimization
Tire Simulation Technology
제 1세대
제 2세대
제3세대
Tire only
Smooth tire
Static analysis
Tire only
Pattern tire
Steady rolling
Tire+vehicle
Pattern tire
Transient rolling
Strain energy
Footprint pressure
Spring rate
Temperature
Force & moment
Frictional energy
Modal frequency
Hydroplaning
Durability & RR
Ride & handling
Wear & Traction
Noise & vibration
CAD/ CAE separation
CAE professionals
CAD/CAE interface
Few engineers
CAD/CAE integration
Most engineers
세 대
해석 방법
해석 결과
사 용 자
1995 ~ 2000 (과거)
슈퍼컴 1호기(Vector)
2001 ~ 2006 (현재)
슈퍼컴 2호기(SMP)
2007 ~ 2010 (미래)
슈퍼컴 3호기(Cluster)
해석 환경
KADAS 시스템 발전
KADAS 시스템 구성
Kumho Automated Design Analysis System (KADAS)
1. Tire Static Analysis
2. Steady Rolling Analysis
6. Tread Slip Analysis
5. Pattern Tire Analysis
4. Modal Dynamic Analysis
3. Tire Thermal Analysis
11. Aircraft Tire Analysis
8. Shape Optimization (ESCOT)
7. Explicit Dynamic Analysis
9. Tire Fracture Analysis
10. Tire Uniformity Analysis
12. Manufacturing Analysis
1. Tire Static Analysis
타이어에 정적하중이 작용할 때에 변형에너지와 접지압력을
해석하여 타이어 내구력 성능을 예측함.
Simulation item : Strain energy, Footprint pressure, Spring rate,
Cord tension, Dimension
Tire static analysis model
Strain distribution around tire
Tire Static Analysis
2. Tire Thermal Analysis
타이어는 반복 변형에 의해 에너지손실이 발생하는데, 이를 해석
하여 온도분포와 회전저항을 예측함.
Simulation item : Temperature, Rolling resistance
Hysterisis Loss
Hysterisis loss of rubber
Temperature distribution inside tire
Tire Thermal Analysis
3. Tire Steady Rolling Analysis
타이어가 정상상태로 회전할 때에 타이어에 작용하는 힘과 모멘트를
해석하여 조종안정성을 예측함.
Simulation item : Force & moment, Strain energy, Footprint pressure,
Spring rate, Cord tension, Dimension
Lateral Force