介绍了微机控制变频恒压供水系统在循环泵站中的应用方案，并对系统进行了分析。
The applied plan is introduced of frequency control system by the microcomputer for constant -pressure water supply to circulating pump stations, and the system is analysed.
通过变频器在恒压供水系统中的应用，阐述了采用交流变频调速控制方案的经济性和优越性。
Through application of frequency converter in constant pressure water supply system, the paper describes the economic feature and advantages of adopting AC frequency conversion speed control method.
多泵变频恒压供水常用的两种方案，比较了两种方案的优劣。
This paper compares two methods of realizing multi-pump constant-pressure water supply by an AC drive.
利用变频系统自带的PID功能结合压力变送器实现闭环控制，为恒压供水提供一种可行的方案。
Used 'inverter system comes with the features of the PID closed-loop control to achieve pressure transmitter for Water Supply to provided with a viable option.
利用变频系统自带的PID功能结合压力变送器实现闭环控制，为恒压供水提供一种可行的方案。
Used 'inverter system comes with the features of the PID closed-loop control to achieve pressure transmitter for Water Supply to provided with a viable option.
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