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平衡式两排轴向柱塞泵缸体倾覆力矩

, PP. 1468-1473

Keywords: 流体传动与控制,平衡式双排轴向柱塞泵,缸体,平衡性,倾覆力矩

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Abstract:

分析了平衡式两排轴向柱塞泵缸体的受力情况,推导了缸体倾覆力矩的计算公式,同时也给出了使缸体、配流盘保持轴向液压力平衡的计算公式和计算程序。取内、外排柱塞同为相等偶数和同为相等奇数,利用Matlab编程绘制出其倾覆力矩随缸体转角变化的动态曲线。研究表明:内、外排柱塞同为相等奇数或偶数时,平衡式两排轴向柱塞泵内外排的倾覆力矩可部分抵消,甚至完全抵消,使其缸体总的倾覆力矩大幅降低,其倾覆力矩的波动周期不变,且内、外排柱塞同为奇数时的倾覆力矩要小于同为偶数时的倾覆力矩。

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