variable-flow pump

基本解释

In order to know the influence of the variable-pitch inducer to the centrifugal pump's cavitation, the flow in the centrifugal pump is numerically calculated.
为明确前置变螺距诱导轮对离心泵汽蚀性能的影响，对前置变螺距的离心泵全流道进行了数值计算。
The constant-pressure and variable-flow adjustment of inverter-drive pump is widely used for energy saving, but the method has still additional hydraulic loss.
水泵变频调速恒压交流供水是目前应用最广泛的节能供水方式，其能耗较低，但仍存在额外的水力损耗；
This paper expatiates compressor of variable level and pump variable flow energy principle, the control scheme of energy-saving closed-loop, and the design of control system in WSHP.
本文重点阐述水源热泵系统中压缩机的变能级和水泵的变流量节能原理、节能控制方案和控制系统的设计。