【摘要】 介绍在娘子关发电厂的HG－410／100－2型煤粉炉上，采用鳍片式省煤器与热管空气预热器代替光管省煤器及管式空气预热器的改造经验。运行实践表明改造效果显著：漏风减少，锅炉效率大大提高，无堵灰，安全性和经济性得到提高。更多还原

【Abstract】 This article mp on the reforming expeience on HG - 410/100- 2 boiler in Nieq Zi Guan Pow er Plant which adopts finned economizer and heat pipe air - heater instead of bar tube economizer and tubear air- heater. The operation shows that air leaks less and no dust blocks up. It yields notable results. The effi ciency increased greatly.更多还原