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Chinese Journal of Engineering Design  2007, Vol. 14 Issue (1): 52-56    DOI:
    
 ZHAO  Xian-Qiong, HONG   Yuan, JIN  Xiao-Hong
School of Mechanical and Electrical Engineering, Central South University, Changsha 410083, China
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Published: 28 February 2007
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ZHAO Xian-Qiong, HONG Yuan, JIN Xiao-Hong. null. Chinese Journal of Engineering Design, 2007, 14(1): 52-56.

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https://www.zjujournals.com/gcsjxb/     OR     https://www.zjujournals.com/gcsjxb/Y2007/V14/I1/52


回转窑滚圈与托轮接触应力解析

滚圈与托轮接触应力的计算对回转窑滚动接触疲劳寿命预测起到至关重要的作用。考虑滚圈与托轮在牵引滚动接触状态下相互之间传递法向力和切向摩擦力的综合作用,将其简化为二维平面应变问题,然后从经典Hertz理论中弹性半空间在分布法向力和切向力作用下受载区应力分量的积分表达式出发,对接触区对称平面上各点的应力进行分析与计算,得出受载区各主应力的解析表达式,并采取最优函数逼近法求得半解析解,确定了最大主剪应力及其位置,能满足工程应用的要求。

关键词: 回转窑 ,  接触主剪应力,  摩擦力,  函数逼近 
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