全无油往复真空输送泵泄漏分析及计算

全无油往复真空输送泵泄漏分析及计算 董辉徐成海（东北大学沈阳110006 === ） 摘要：本文分析了输送泵的泄漏途径及泄漏对输送泵性能的影响，探讨了曲轴箱的压力，运用流导的方法计算了 通过活塞环的泄漏量，并进行了结果分析。 === 关键词：真空真空泵无油泵泄漏流导 Study on the Leakage of Total Oil-free Reciprocal Vacuum Transfer Pump Dong Hui Xu Chenghai（Northeastern University，Shenyang 110006） Abstract：The leakage paths of transfer pump and its effects on the performance of the pump have been studied；and the inner pressure in the crankcase has been discussed as well .We have calculated the leakage volume through the piston rings by the conductance theory，and have analyzed the results. Keywords：Vacuum Vacuum Pump Oil-free Pump Leakage Conductance