抽水蓄能电站单机容量与机组转速选择  

Selection of Unit Capacity and Rated Speed for the Pump-Turbines in Pumped-storage Power Station

作　　者：韩伶俐[1,2] 王改会 HAN Lingli;WANG Gaihui(China Renewable Energy Engineering Institute,Beijing 100120,China;China Renewable Energy Engineering Institute Co.,Ltd.,Beijing 100120,China;Changjiang Survey,Planning,Design and Research Co.,Ltd.,Wuhan 430010,Hubei,China)

机构地区：[1]水电水利规划设计总院,北京100120 [2]水电水利规划设计总院有限公司,北京100120 [3]长江勘测规划设计研究有限责任公司,湖北武汉430010

出　　处：《水力发电》2024年第1期48-52,共5页Water Power

摘　　要：通过分析国内外已建抽水蓄能电站机组主要技术参数,研究抽蓄电站定转速混流式水泵水轮机水头与单机容量、参数水平的关系,提出了不同水头段抽水蓄能电站单机容量和比速系数选择原则,推荐了合适的机组额定转速范围,可提高抽水蓄能电站水泵水轮机选型设计的工作效率和成果质量。Based on the analyses of the main technical parameters of the pump-turbines of pumped-storage power stations built at home and abroad,the relationship between the head and the unit capacity and other parameters of the fixed-speed mixed-flow pump-turbine is studied,the selection principles of unit capacity and coefficient of specific speed for these pump-turbines with different operation head range are put forward,and the suitable rated speed ranges for these pump-turbines are also recommended.The research can improve the work efficiency and quality of pump-turbine selection design for pumped-storage power stations.

关 键 词：抽水蓄能 混流式水泵水轮机 水头 单机容量 比速系数 额定转速 

分 类 号：TV743[水利工程—水利水电工程]