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利用有限元、边界元等方法,优化铁道车辆车轮的形状,采用试验验证新形状车轮的性能,证明新型车轮质量轻、应力小、噪声低。
The finite element and boundary element method are used to optimize the shape of the wheel of railway vehicle. The performance of the new shape wheel is tested by the test, which proves that the new wheel is light weight, low stress and low noise.