发明授权
US5930155A Method of evaluating endurance of vehicle wheel by computer simulation
失效
通过计算机模拟评估车轮耐久性的方法
- 专利标题: Method of evaluating endurance of vehicle wheel by computer simulation
- 专利标题(中): 通过计算机模拟评估车轮耐久性的方法
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申请号: US947102申请日: 1997-10-08
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公开(公告)号: US5930155A公开(公告)日: 1999-07-27
- 发明人: Yasuto Tohi , Susumu Kubo
- 申请人: Yasuto Tohi , Susumu Kubo
- 申请人地址: JPX Tokyo
- 专利权人: Hitachi Metals, Ltd.
- 当前专利权人: Hitachi Metals, Ltd.
- 当前专利权人地址: JPX Tokyo
- 优先权: JPX9-071246 19970325
- 主分类号: G01M99/00
- IPC分类号: G01M99/00 ; B05B13/04 ; B60B3/00 ; B60C3/00 ; B60C19/00 ; G01M17/013 ; G01M17/02 ; G06F17/50 ; G06F15/18
摘要:
A method of evaluating endurance of a vehicle wheel by computer simulation of a dynamic radial fatigue test. The modeling of the system is simplified by modeling the tire portion made of a nonlinear material by linear elements, and modeling each of the air pressure, the press-contact effect of the tire bead portion and the load applied through the contact between the tire and the drum is modeled as the direct load. With such a modeling, the stress applied to the vehicle wheel can be calculated by the linear analysis instead of the nonlinear analysis, and as a results thereof, the memory capacity and the calculation time are reduced.
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