白云山一级电站水轮机空蚀安全评价及抗蚀措施

Cavitation safety assessment and anti-cavitation measure of water turbine of Baiyunshan Primary Hydropower Station

根据江西省吉安市白云山一级水电站转轮检修实践,概述水轮机主要空蚀现状及评定方法,分析产生的原因及程度,提出相应的防空蚀措施,以达到减少空蚀面积,更有效地延长检修周期,使水轮发电机组的效益最大化.

According to the practice of runner overhaul of Baiyunshan Primary Hydropower Station,the present situation and the assessment method of main cavitation of the runner are stated.And the cavitation reason and the cavitation degree are analyzed.The anti-cavitation measure is proposed in order to reduce the cavitation area and extend the overhaul period.