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水电站清污机边梁腹板断裂原因分析及处理

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摘要 恰甫其海水电站清污机经过一个冬季的闲置后,发现清污机边梁腹板、翼缘板严重变形损坏;经现场仔细检查和分析确定边梁内积水结冰所致,因水结冰后体积膨大受到边梁腹板、翼缘板、隔板刚性约束产生很大的冰劈作用,此冰劈作用力远超出边梁设计时的承载能力。
作者 段立辉
出处 《水电站机电技术》 2017年第1期47-48,70,共3页 Mechanical & Electrical Technique of Hydropower Station
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