混流式水轮机尾水管进口流场与水压力脉动的关系  

Relations Between Flow Field and Pressure Fluctuation in Draft Tube of Francis Turbine

作　　者：吴钢[1] 戴勇峰[1] 张克危 谭月灿 

机构地区：[1]华中理工大学动力工程系,湖北武汉430074

出　　处：《水电能源科学》2000年第1期58-61,共4页Water Resources and Power

基　　金：国家"九五"攀登计划项目! ( PD952 1 90 7)

摘　　要：通过模型试验 ,将混流式水轮机模型尾水管进口流场测试与水压力脉动测试等实测结果进行对比分析 ,研究水轮机尾水管进口流场与水压力脉动的关系 ,为进一步研究建立尾水管水压力脉动数学模型提供依据 .The results of the flow field measuring are compared and analysed with pressure fluctuation measuring.The relations between the flow field and pressure fluctuation in the draft tube of Francis turbine are studied.These relations provide the basis for setting up the mathematical model of the pressure fluctuation in the draft tube of Francis turbine and carrying on further research.

关 键 词：混流式 流场 水压力脉动 水轮机 尾水管 

分 类 号：TK733.1[交通运输工程—轮机工程] TV136.1[动力工程及工程热物理—流体机械及工程]