[关键词]
[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。
[Key word]
[Abstract]
In this paper, the effects of hydraulic factors and sediment characteristics in turbid water on the abrasion state of tur2 bine 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 2jet 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.
[中图分类号]
[基金项目]
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( T WHR2SKL2201413)