In the application of central air-conditioning, the technology of variable-frequency primarypump has been widely studied.
在中央空调的应用过程中,冷冻水一次泵变频技术得到了广泛的研究。
2
When applicable, pumps shall be designed to allow for the addition of parallel pump units to be coupled by the primarypump shaft.
如合适,应将泵设计成允许加入与主泵轴相连的平行泵单元。?
3
Analyses and confirms the practicability of variable water flow operation for the primarypump system, and illustrates its obvious energy saving effects.