1. 大唐水电科学技术研究院有限公司
2. 四川金康电力发展有限公司
3. 四川大学水利水电学院
4. 四川大学山区河流保护与治理全国重点实验室
纸质出版:2026
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耿清华, 肖汉, 魏新宇, 等. 长短叶片混流式水轮机宽负荷运行下泥沙磨损特性[J]. 水力发电, 2026,52(3):56-61+77.
耿清华, 肖汉, 魏新宇, et al. 长短叶片混流式水轮机宽负荷运行下泥沙磨损特性[J]. 2026, 52(3): 56-61+77.
针对我国西部地区多沙河流中混流式水轮机普遍面临的泥沙磨损难题,以长短叶片混流式水轮机为研究对象,系统研究了宽负荷运行下的泥沙磨损特性,并提出了运行建议。选取0.8、0.6和0.4倍额定出力3种典型出力水平,每个出力水平下设置2个具有不同导叶开度与运行水头组合的代表性工况,在考虑电站实际泥沙级配和多年平均泥沙浓度的基础上,通过DPM模型追踪泥沙颗粒运动轨迹,采用Mansouri磨损模型对不同工况下转轮叶片的泥沙磨损进行预测。结果表明,机组低于额定出力运行时,叶片吸力面磨损更为严重,并且随着出力降低,叶片压力面的磨损区域逐渐缩小、强度减弱,而吸力面的磨损则不断加剧,其中短叶片吸力面在低出力下尤为敏感。相比之下,同一出力水平下的小开度高水头工况普遍诱发更强的泥沙磨损。综合分析发现,在宽负荷运行下优先采用大开度低水头运行方式有助于减缓转轮磨损,延长设备服役寿命。
孙帅辉,任最有,段宏江,郭鹏程,马朵.含沙水流冲击参数对水力机械基材磨损及磨蚀特性的影响[J].水力发电学报,2025(05).
钱忠东,钟琴琴,曾心成,郭志伟.混流式水轮机抗泥沙磨损叶片的优化设计[J].水利学报,2025(04).
周鹏,孙淑贞,郭鹏程,师孟悦,安栋栋,孙龙刚.分流叶片对混流式水轮机泥沙磨损特性影响的数值研究[J].水动力学研究与进展A辑,2024(05).
顾国彪,郑小康,阮琳.浅谈中国未来大型水电装备技术挑战与创新[J].中国电机工程学报,2024(17).
钟琴琴,钱忠东.含沙水流下水翼磨损形貌试验研究(英文)[J].排灌机械工程学报,2024(08).
杨俊峰,孙淑贞,孙帅辉,宋国华,任最有.泥沙浓度对水力机械材料磨损及磨蚀特性的影响[J].水力发电学报,2024(07).
王彤,李晓飞,郭鹏程,张健,范文睿,陈红吉.泥沙粒径对轴流式水轮机磨损特性的影响[J].排灌机械工程学报,2024(08).
孙国勇,张逸军,张润强,王玉川,毛秀丽.高含沙水流混流式水轮机磨蚀的数值预测与分析[J].排灌机械工程学报,2022(12).
Yiwen Wang,Todd Levin,Jonghwan Kwon,Erin Baker.The value of hydropower flexibility for electricity system decarbonization[J].Energy Reports,2025.
Zhao Tianxiao,Jiang Zhenyu,Mo Guangyu,Wang GuoJie,Gao Jie.Control of separation flows of turbine-blade-tip turbines by splitter blades[J].Proceedings of the Institution of Mechanical Engineers,2024.
Xin Yu Wei,Junxian Pei,Wen Quan Wang,Zhi Feng Yu.Numerical study on sediment erosion characteristics of Francis turbine runner[J].Engineering Failure Analysis,2024.
Sharma Shubham,Gandhi Bhupendra K..Assessment of erosion wear in low specific speed Francis turbine due to particulate flow[J].Advanced Powder Technology,2023.
Yang Jing,Peng Chong,Li Changquan,Liu Xinjun,Liu Jian,Wang Zhengwei.Design and verification of Francis turbine working in sand laden hydro-power plant[J].Renewable Energy,2023.
Pan Jun,Ma Jianfeng,Han Junzhao,Zhou Ye,Wu Lielong,Zhang Weiliang.Prediction of sediment wear of francis turbine with high head and high sediment content[J].Frontiers in Energy Research,2023.
Sangal Saurabh,Kumar Singhal Mukesh,Prasad Saini Rajeshwer,Singh Tomar Geetam.Hydro-abrasive erosion modelling in Francis turbine at different silt conditions[J].Sustainable Energy Technologies and Assessments,2022.
Pang Jiayang,Liu Huizi,Liu Xiaobing,Yang Han,Peng Yuanjie,Zeng Yongzhong,Yu Zhishun.Study on sediment erosion of high head Francis turbine runner in Minjiang River basin[J].Renewable Energy,2022.
Gautam Saroj,Acharya Nirmal,Lama Ram,Chitrakar Sailesh,Neopane Hari Prasad,Zhu Baoshan,Dahlhaug Ole Gunnar.Numerical and experimental investigation of erosive wear in Francis runner blade optimized for sediment laden hydropower projects in Nepal[J].Sustainable Energy Technologies and Assessments,2022.
Sharma Shubham,Gandhi Bhupendra K.,Pandey Liladhar.Measurement and analysis of sediment erosion of a high head Francis turbine: A field study of Bhilangana-III hydropower plant, India[J].Engineering Failure Analysis,2021.
Ronald E. Vieira,Amir Mansouri,Brenton S. McLaury,Siamack A. Shirazi.Experimental and computational study of erosion in elbows due to sand particles in air flow[J].Powder Technology,2016.
G. Grant,W. Tabakoff.Erosion Prediction in Turbomachinery Resulting from Environmental Solid Particles[J].Journal of Aircraft,1975(5).
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