【摘要】 介绍了关于居民小区恒压供水系统的开发,此供水系统采用变频PLC控制。它除具有节水,节能,性能稳定,供水质量高等优点外;还有占地面积小,性能价格比高的特点。该系统已正常运行一年多,受到广大用户的好评。更多还原

【Abstract】 Using variable frequency PLC controlling technique, a constant pressure water supply system for small residential area is developed. It enjoys not only the merits of water saving, energy saving, stability, and high-quality but also other characteristics of small size and high ratio of performance/cost. It has been running regularly over a year and well received by users.更多还原