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Damage on penstock of Guankan hydropower station and its repair

TONG Huan-chu   

  • Online:2012-06-28 Published:2012-06-28

关坎电站压力钢管的破坏与修复

童焕初   

  1. 湖北省罗田县水利工程处,湖北罗田 438000

Abstract: The instable failure of penstock under pressure of diversion-type hydropower station calls for attention. Especially in the drainage process, the rate of draining water and air supply should be controlled carefully, to prevent the damage to penstocks.

摘要: 引水式电站的压力钢管抗外压失稳破坏问题应引起重视,尤其是在压力钢管道放空过程中,应注意控制放空速率和设置相应的补气装置,这类问题在小水电站增效扩容建设中比较多见,应避免类似情况的发生。