Invention Grant
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
- Patent Title: Method of evaluating endurance of vehicle wheel by computer simulation
- Patent Title (中): 通过计算机模拟评估车轮耐久性的方法
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Application No.: US947102Application Date: 1997-10-08
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Publication No.: US5930155APublication Date: 1999-07-27
- Inventor: Yasuto Tohi , Susumu Kubo
- Applicant: Yasuto Tohi , Susumu Kubo
- Applicant Address: JPX Tokyo
- Assignee: Hitachi Metals, Ltd.
- Current Assignee: Hitachi Metals, Ltd.
- Current Assignee Address: JPX Tokyo
- Priority: JPX9-071246 19970325
- Main IPC: G01M99/00
- IPC: G01M99/00 ; B05B13/04 ; B60B3/00 ; B60C3/00 ; B60C19/00 ; G01M17/013 ; G01M17/02 ; G06F17/50 ; G06F15/18
Abstract:
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.
Public/Granted literature
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