水利工程金属材料磨蚀防护技术研究进展  

Research progress on abrasion protection technology of engineering metal materials

作　　者：王鹏飞[1] 申智娟 杨勇[3] WANG Pengfei;SHEN Zhijuan;YANG Yong(Sanmenxia Yellow River Mingzhu Group Co.,Ltd.,Sanmenxia 472000,Henan,China;Zhengzhou Yellow River Bureau,Henan Yellow River Bureau,Zhengzhou 450008,Henan,China;Yellow River Institute of Hydraulic Research,YRCC,Zhengzhou 450003,Henan,China)

机构地区：[1]三门峡黄河明珠(集团)有限公司,河南三门峡472000 [2]河南黄河河务局郑州黄河河务局,河南郑州450008 [3]黄河水利委员会黄河水利科学研究院,河南郑州450003

出　　处：《水利水电技术（中英文）》2022年第S02期424-427,共4页Water Resources and Hydropower Engineering

摘　　要：磨损、空蚀或二者耦合作用是水力机械与水工建筑物常见的破坏形式。在过流部位进行涂层防护是提高抗磨蚀能力的有效方法之一。文章简述了过流部件空蚀和泥沙磨损的机理及其影响因素,为涂层选材及制备工艺研究提供理论依据,综述了过流部件耐磨蚀涂层技术的研究进展,概述了不同类型涂层的特点、存在的问题及改进方法,评述了金属熔覆和聚氨酯两种金属和非金属材料工艺的优异耐磨损抗空蚀性能及潜在应用前景。展望未来发展趋势,综合防护措施是解决磨蚀问题的有效方法,通过应用案例阐述了该领域取得的进展。Cavitation and slurry erosion are two major damages to hydraulic machinery and structure.Coating on the flow-parts is one of the most effective methods to protect hydraulic machinery and structure from cavitation and slurry erosion.It was briefly introduced the mechanism and influence factor of cavitation and slurry erosion in this article,aiming at providing fundamental basis for the selection and preparation technology of coating.The research progress of anti-cavitation and anti-erosion coating technology was illustrated.The properties,existing problems and improved methods of different coating were reviewed as well.In the end,it was expected that the development tendency of protect coatings of hydraulic machinery and structure by the means that reviewing several protect cases.

关 键 词：磨损 空蚀 综合防护措施 

分 类 号：TV48[水利工程—水工结构工程]