600MW燃煤锅炉热一次风门卡涩原因分析及对策  

Analysis on reasons of jam fault of hot primary air valve in 600 MW coal-fired boiler and countermeasures

作　　者：张振科[1] 季广辉[1] 王颖[2] 袁立强[1] 刘伟[1] 

机构地区：[1]神华河北国华定洲发电有限责任公司,河北定州073000 [2]北方设计研究院热能电力所,河北石家庄050011

出　　处：《华电技术》2012年第10期34-36,78,共3页HUADIAN TECHNOLOGY

摘　　要：结合实例对600 MW燃煤锅炉热一次风门卡涩原因进行了分析,提出了热一次风门卡涩解决方法。对风门采取一系列的治理措施,取得了良好效果,满足了热一次风门长时间高频次开度调节的要求,提高了设备运行的安全、可靠性。The reasons of the jam fault of the hot primary air valve in the 600 MW coal-fired boiler were analyzed combining with practical example.The method to solve the jam fault of the hot primary air valve was put forward.A series of treatment measures was adopted for the air valve,and good effect was obtained.The requirement of opening adjustment of the hot primary air valve in higher frequency and in long time was satisfied,and the safety and reliability of the equipment operation were improved.

关 键 词：热一次风门 卡涩 分析 改造 

分 类 号：TK223.25[动力工程及工程热物理—动力机械及工程]