高压液氨泵并联运行流量脉动分析

摘要

通过对往复泵运动规律的分析，给出双泵并联运行累加流量和流量不均匀系数的计算公式，并利用Excel函数编程，对高压液氨泵并联运行累加流量进行模拟，探讨双泵并联运行在不同错相位角和转速下流量不均匀系数的变化规律，总结最佳操作工况，提出峰值分散技术应用的思路。%After analyzing the movement pattern of the reciprocating pump ,give out the formulas of the double pumps parallel operation cumulative flow and the flow uneven coefficient . Program the movement with the Excel functions to simulate high‐pressure liquid ammonia pump parallel operation cumulative flow ,discuss the uneven coefficient variation of double pumps operating in the different phase angle and different speeds .Sum up the best operation condition ,and propose the idea of the peak dispersion technology .