Variable-speed control we already know, at a certain speed axial flow pump are working under, and to obtain the corresponding flow, lift, power and efficiency. 变速调节我们已经知道,轴流泵是在一定转速下工作的,而且获得相应的流量、扬程、功率和效率等。
The parallel-connection and variable-speed operation characters of the centrifugal pump groups are studied by conics fitting of the character curves in the high efficiency area. 通过对离心式水泵高效工作区的性能曲线进行二次拟合,分析了离心式水泵机组并联调速运行特性。
Advantages of Variable-speed Pump in Oil Product Transportation 变频调速泵在成品油管道输送中的优势
Variable-speed control pump performance, more economical, a broader scope of application of all agricultural water pumps can be used. 变速调节水泵性能,比较经济,适用范围较广,对所有农用水泵均能采用。
Some Noticeable Problems in the Design for Type-Selection of Variable-Speed Frequency Water Pump 变频调速水泵选型设计中值得注意的几个问题
Optimal Control and Configuration of Variable-Speed Pump Station for Water Industry 水工业系统变速泵站优化控制与配置研究
The Application of AC Induction-motor by Using Variable-speed System to the Pump Station 交流电动机调速系统在泵站中的应用
The article presents the energy-saving principle of variable-speed frequency water pump and points out the some problems which should be considered in the design for type selection. 介绍了变频调速水泵节能原理,指出在选型设计时应注意的几个问题。
Energy Saving Adaptive Control of Variable-Speed Pump Station 泵站调速节能的自适应控制
By calculating the energy-saving benefits of variable-speed pump, the relation between back pressure and energy-saving benefits are analyzed. 通过水泵变速节能效益的实例计算,分析变速节能效益与系统背压之间的关系。
Mathematical Model for Water Stage Regulation with Variable-speed Pump in Diversion Project from Yellow River into Shanxi Province 引黄入晋工程变速泵控制前池水位的调节模型