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本文分析了水轮发电机组过速限制和两段关闭系统的传统结构特点,提出了6.3MPa 油压等级的过速限制和两段关闭装置的新型设计方案,详细介绍了它的工作原理和结构特点。
This paper analyzes the traditional structural features of over-speed limitation and two-stage closing system of hydro-generator set, puts forward a new design scheme of 6.3MPa hydraulic grade over-speed limit and two-stage shut-off device, and details its working principle and structure Features.