电站空调水泵的变频调速和自动控制

Frequency Conversion Timing and Automatic Control of Air-conditioner Pumps in Power Stations

介绍了中央空调的工艺流程,分析了水泵的工作特性以及变频调速在水泵中的应用,提出并分析、比较了冷冻水、冷却水循环系统的不同自动控制方式。火电厂中央空调的应用实例证明了通过变频调速和自动控制技术,提高设备的节能水平是显而易见的。

The technical flow of the air-conditioners is presented. The work characteristics of the pumps and the application of frequency conversion timing in the pumps are discussed. The different automatic control modes of freezing water and cooling water cycle systems are put forward, analyzed and compared. An application case in a fired power plant shows that with frequency conversion timing and automatic control techniques, the significant energy saving has been realized.