某抽水蓄能电站水泵水轮机关键技术参数选择  

Selection of Key Technical Parameters for Pump-turbines in a Pumped Storage Power Station

作　　者：苏艳意 SU Yanyi(Harbin Electric Machinery Co., Ltd., Harbin 150040, China)

机构地区：[1]哈尔滨电机厂有限责任公司,黑龙江哈尔滨150040

出　　处：《水电与新能源》2020年第4期10-12,19,共4页Hydropower and New Energy

摘　　要：水泵水轮机关键技术参数的合理选择直接影响到抽水蓄能电站建设的经济性和运行的安全可靠性。通过对国内外大量已建蓄能电站的水头、扬程、比转速、空化系数等关键技术参数进行统计,由经验公式与数据统计相结合,并考虑到现代水泵水轮机的水力设计和制造水平,以确定机组最优的关键参数即比转速和吸出高度。The proper selection of key technical parameters of pump-turbines will directly affects the operation economy,safety and reliability of pumped storage power stations.The key technical parameters such as water head,water lift,specific speed and cavitation coefficient of a large number of existing pumped storage power stations are summarized statistically.Then,considering the hydraulic design and manufacturing level of modern pump-turbine,the optimal parameters including the specific speed and suction height are selected for pump-turbines in a pumped storage power station based on the statistics and empirical formula.

关 键 词：水泵水轮机 比转速 吸出高度 抽水蓄能电站 装置空化系数 

分 类 号：TK734[交通运输工程—轮机工程]