1000MW发电机定子绕组漏氢运行及检修处理  

Operation and Maintenance of Hydrogen Leakage in Stator Winding of 1000 MW Generator

作　　者：李自贺 LI Zihe(Zhejiang Zheneng Coal Zhoushan Coal Power Co.,Ltd.,Zhoushan 316100,China)

机构地区：[1]浙江浙能中煤舟山煤电有限责任公司,浙江舟山316100

出　　处：《电工技术》2022年第19期135-137,142,共4页Electric Engineering

摘　　要：汽轮发电机定冷水系统中漏氢量的大小直接影响机组安全稳定运行,通过某百万机组发电机定子线棒泄漏案例,对发电机定子线棒泄漏后机组维持运行及检修处理进行研究,探讨了发电机定冷水系统漏氢情况下机组运行评估、运行方式调整、衍生问题分析、检修处理等,分析了定子线棒泄漏原因,对发电机类似问题解决提供借鉴。The amount of hydrogen leakage in the constant cold water system of the turbogenerator directly affects the safe and stable operation of the unit.Through the case of generator stator bar leakage of a million units,the maintenance and maintenance treatment of the generator set after the leakage of the generator stator bar is studied.The operation evaluation,adjustment of operation mode,analysis of derived problems,maintenance and treatment of the unit under the condition of hydrogen leakage from the constant cooling water system of the generator are discussed.The reasons for the leakage of the stator bars are analyzed,and the experience for solving similar problems of generators is provided.

关 键 词：汽轮发电机 定冷水 定子线棒 漏氢 

分 类 号：TM611[电气工程—电力系统及自动化]