大容量超临界直流炉冲管方案

大容量锅炉冲管有稳压冲管及降压冲管2种方案,在对这2种冲管方案的优缺点进行综合比较后,扬州第二发电有限责任公司二期工程大容量超临界直流锅炉冲管采用了稳压冲管和降压冲管相结合的方案,最终取得了较好的使用效果,对于国内同类型的锅炉的冲管具有较好的指导意义.

Method of Large-capacity Supercritical Once-through Boiler's Steam Purging

There are two purging methods including stable-pressure steam purging and depressed-pressure steam purging for large-capacity boiler.Compared these two methods,the method combining stable-pressure steam purging and depressed-pressure steam purging was adopted for second-stage project in Yangzhou No.2 Power Generation Co.Ltd.,and the successful application will offer some significant guidance on other congener boilers.