凝结水回水自动切换装置在直接空冷机组中的应用  

Application of Automatic Condensate Return Switch Device in Direct Air-cooling Units

作　　者：曹超[1] 周红梅[1] 张鹏[1] 

机构地区：[1]华北电力科学研究院有限责任公司西安分公司,西安710065

出　　处：《发电设备》2013年第1期35-36,共2页Power Equipment

摘　　要：针对直接空冷系统凝结水回水采用的除氧喷头发生堵塞的问题,提出采用空冷凝结水回水自动切换装置,以应对除氧喷头堵塞对机组运行的危害;介绍了该装置的作用、组成和工作过程。实际应用表明该装置是有效的,能保证机组安全稳定运行,并防止冬季空冷岛结冰事故。Aiming at the blocking problem of the sprayer in deaerator adopted by condensate return system of direct air cooling unit, it is proposed to use the automatic condensate return switch device to solve the problem of sprayer blocking, which will harm the unit operation. Function, composition, and working process of the device are introduced. Application results show that the device is effective and can guarantee safe and stable operation of the unit as well as prevent icing accident of the air cooling island in winter.

关 键 词：直接空冷机组 除氧喷头 切换装置 

分 类 号：TK267[动力工程及工程热物理—动力机械及工程]