So it is important to optimize operation of water supply pumping stations, for safety water supply and saving energy.
供水泵站的高效运行对节约电能、安全供水具有极为重要的意义。
The development of permanent magnet electrical machinery with high efficiency and high power factor supply new ways for water pump saving energy.
高效、高功率因数的稀土永磁电机为水泵节能开辟了新途径。
The water supply plan is raised with water tower take the place of pneumatic water supply system, on the basis a engineering transformation, have to low cost, and remarkable saving energy.
通过工程改造，提出用高位水箱供水系统改造气压供水系统的供水方案，工程费用低，节能效果显著，为气压供水技术改造提供了一条途径。
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