超高海拔抽水蓄能电站发电电动机及其配套开关设备适应性提升技术研究  

Improvement on the Adaptability of Generator-Motor and Switchgear of Pumped-storage Power Stations in Ultra-high Altitude Region

作　　者：王则凯 赵良英 秦莹 黄璜 陈玉竹 李希哲 WANG Zekai;ZHAO Liangying;QIN Ying;HUANG Huang;CHEN Yuzhu;LI Xizhe(China Renewable Energy Engineering Institute,Beijing 100120,China;PowerChina Chengdu Engineering Corporation Limited,Chengdu 610072,Sichuan,China;PowerChina Zhongnan Engineering Corporation Limited,Changsha 410014,Hunan,China;PowerChina Xibei Engineering Corporation Limited,Xi'an 710065,Shaanxi,China)

机构地区：[1]水电水利规划设计总院,北京100120 [2]中国电建集团成都勘测设计研究院有限公司,四川成都610072 [3]中国电建集团中南勘测设计研究院有限公司,湖南长沙410014 [4]中国电建集团西北勘测设计研究院有限公司,陕西西安710065

出　　处：《水力发电》2025年第5期64-72,81,共10页Water Power

基　　金：水电水利规划设计总院有限公司科技项目(ZS-KJSD-20240005)。

摘　　要：针对超高海拔发电电动机及配套开关设备的选型困难,介绍了发电电动机及其配套开关设备的设计、制造难点。通过研究发电电动机绝缘防晕、通风冷却、电磁设计以及配套开关设备绝缘水平等主要影响因素,分析了相关设备在超高海拔条件下适应性提升路径,最终初步提出了超高海拔抽水蓄能电站的发电电动机额定电压、单机容量等关键参数的选择方案,以期为后续超高海拔地区抽水蓄能电站规划、设计提供借鉴。In view of the difficulty in selecting generator-motor and switchgear for the pumped-storage power stations in ultra-high altitude region,the design and manufacturing difficulties of generator-motor and switchgear are introduced.By studying the main influencing factors such as the insulation and anti-corona,ventilation and cooling,and electromagnetic design of generator-motor,and the insulation level of switchgear,the adaptability improvement path of these equipments under ultra-high altitude condition is analyzed.Finally,a preliminary selection scheme for key parameters such as rated voltage and unit capacity of generator-motor for the pumped-storage power stations in ultra-high altitude region is proposed,in order to provide reference for the planning and design of pumped-storage power stations in ultra-high altitude region in the future.

关 键 词：抽水蓄能电站 发电电动机 定子绝缘与防晕 通风冷却 开关设备绝缘 超高海拔适应性提升 

分 类 号：TV743[水利工程—水利水电工程]