摘要
根据离心水泵的压头特性和水泵结构特点，分析流量和水泵状况发生变化时系统压力波动趋势，找出其影响的主要因素。
The main factors affecting the pressure fluctuation were found based on an analysis of the performance of pressure head in the change of flow rate and the situation of centrifugal pump. The procedure solving the problem has been proposed.
