风电主轴承空心滚动体有限元分析

Electric Power System Equipment(2021)

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Abstract
通过滚动体受力情况校核轴承疲劳寿命、淬硬层深度、接触应力是否满足要求是当前评判轴承可靠性的主要手段之一.有限元计算方法中,滚动体模型的过度简化不能精确反映滚动体自身应力分布情况.采用全实体空心滚动体模型,给出精确计算风电主轴承空心滚动体有限元分析的方法,并对滚动体受力状态进行了原因分析.
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