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对水泵的调整范围、恒压控制点的选择、并联运行时调速泵台数的确定等问题进行分析讨论 ,并提出了小流量和零流量情况下应采用的几种运行方式 .
The range of adjustment of the pump, the choice of constant pressure control point, the determination of the number of speed regulating pumps in parallel operation and so on are analyzed and discussed. Several operation modes should be put forward in the condition of small flow rate and zero flow rate.