From the viewpoint of energy saving, the application of variable frequency technology in the secondary pump system was expounded and the energy consumption of variable frequency pump was analyzed.
从节能的角度，阐述了变频技术在二次泵变水量系统中的应用，对变频水泵的能耗进行了分析。
Presents the air conditioning system and smoke exhaust system design of this project, applies the primary air fan coil system and secondary pump water system in the Top Electronics City.
简要介绍了鼎好电子商城空调系统和防排烟系统的设计，商城采用了风机盘管加新风空调系统和二次泵空调水系统。
The general trunk secondary pump station of Wanjiazhai YRDP is the underground workhouse pump station, and the gas system is the important component of the assistant design of the pump station.
万家寨引黄工程总干二级泵站为地下式厂房泵站，气系统是泵站辅助设计中重要的组成部分。
The result indicates some conclusions. Series system adopting secondary pump has good ability of energy savings.
结果表明，与普通单泵的串联系统相比，采用串联泵的串联系统有很好的节能效果；
In the hot water system a high water tank with solenoid valve controlled water feeder is used to replace the secondary circulating pump.
热水系统中，采用电磁阀根据水箱液位进行补水，省去二次循环泵。
Models are solved by computer. Dynamic response curves of brake release course and pump-motor system secondary hoist course are obtained separately, then the results of digital simulation is analyzed.
利用计算机对模型进行了求解，分别给出了制动器开启过程的动态响应曲线和泵—马达系统二次提升过程的动态响应曲线，并对仿真结果进行了分析。
Models are solved by computer. Dynamic response curves of brake release course and pump-motor system secondary hoist course are obtained separately, then the results of digital simulation is analyzed.
利用计算机对模型进行了求解，分别给出了制动器开启过程的动态响应曲线和泵—马达系统二次提升过程的动态响应曲线，并对仿真结果进行了分析。
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