一起屏过联箱内隔板脱落事故分析及现场抢修

The fault analysis of the screen overheater join box inner clapboard breaking off & scene rush to repair

对石嘴山发电厂#9炉屏式过热器管排大面积短时超温爆管事故进行了分析,得出联箱内隔板固定时的焊接质量差是造成联箱内隔板脱落,并导致屏式过热器爆管的原因;同时结合具体情况制定了一套行之有效的现场抢修方案。

Analyzes the pipe burst accident of No.9 boiler screen overheater, concludes that making join box inner clapboard break off and lead the screen overheater pipe burst are caused by tinpot jointing quality of join box inner clapboard, and basing practice complexion establishes the effective project of scene rush to repair.