某600MW超临界锅炉排烟温度高的原因及控制  

The Reasons and Control of High Exhaust Gas Temperature on a Supercritical Boiler in One 600 MW Powerplant

作　　者：汪忠国[1] 孙琦[1] 许宏宇[1] 张立新[1] 

机构地区：[1]哈尔滨锅炉厂有限责任公司,黑龙江哈尔滨150046

出　　处：《锅炉制造》2015年第4期1-2,5,共3页Boiler Manufacturing

摘　　要：某600 MW超临界机组运行期间排烟温度高于设计值,本文主要介绍了造成排烟温度高的原因和改造方案。通过部分部件的改造来降低排烟温度,提高锅炉效率,保证锅炉运行的安全性和经济性。The exhaust gas temperature is higher than designed on a supercritical boiler in one 600 MW powerplant during the running, The reasons and modification scheme of high exhaust tempera- ture are introduced in this paper. Reducing the exhaust temperature and raising the boiler efficiency through the improvement of some parts can ensure the safety and economy of boiler operation.

关 键 词：锅炉 省煤器改造 空气预热器 

分 类 号：TK229.6[动力工程及工程热物理—动力机械及工程]