水轮机磨蚀试验设备的设计参数与总体设计  

Design parameters and overall structure of turbine abrasion test equipment

作　　者：李浩平[1] 李峰[2] 卞雪[3] 唐傲翔 

机构地区：[1]三峡大学水电机械设备设计与维护湖北省重点实验室,湖北宜昌443002 [2]三峡大学水利与环境学院,湖北宜昌443002 [3]三峡大学机械与动力学院,湖北宜昌443002

出　　处：《南水北调与水利科技》2015年第6期1124-1127,1155,共5页South-to-North Water Transfers and Water Science & Technology

基　　金：水电机械设备设计与维护湖北省重点实验室(三峡大学)开放基金(2012KJX06);中国水利水电科学研究院流域水循环模拟与调控国家重点实验开放基金(TWHR-SKL-201413)

摘　　要：研究了过机水流水力因素及浑水中泥沙特性对水轮机磨蚀状态的影响,分析了国内主要电站水轮机的相关过流指标数据,研究确定了水轮机部件磨蚀试验设备的试验参数、设计参数及关键问题,确定了试验设备旋转喷射式磨蚀试验原理,完成了冲磨试验设备的研制。试验设备扩大了适应工况范围,模拟工况真实,调速范围大,冲刷速度高,冲刷角度可调,有效提高了磨蚀试验的效率。In this paper,the effects of hydraulic factors and sediment characteristics in turbid water on the abrasion state of turbine were studied,the turbine flow index data of main power stations were analyzed,the test parameters,design parameters,and key issues of turbine abrasion test equipment were determined,the principle of rotating-jet mode abrasion test was illustrated,and the overall structure design of the test equipment was developed.The test equipment can expand the applicable working conditions,adjust the grinding speed and grinding angle,and improve the efficiency of abrasion test.

关 键 词：水轮机 磨蚀试验设备 设计参数 总体结构 

分 类 号：TH12[机械工程—机械设计及理论] TV152[水利工程—水力学及河流动力学]