离心泵叶轮抗汽蚀优化设计  

Optimal design of the centrifugal pump's impeller

作　　者：陈敏[1] 陈沪[1] 马立法 

机构地区：[1]广州铁路职业技术学院,广州510430 [2]中石化茂名分公司,广东茂名525000

出　　处：《机械设计与制造》2009年第3期235-236,共2页Machinery Design & Manufacture

摘　　要：针对循环水系统离心泵的汽蚀问题对叶轮进行优化,通过选择适当的叶轮折引直径,改变叶轮入口角度来改善泵的吸入性能及改变叶轮的制造工艺和选择抗汽蚀性能好的双相不锈钢,较好解决了循环水泵叶轮汽蚀问题并设计制造焊接式叶轮。Carries on the optimization in view of the circulation aqueous system centrifugal pump＇s cavitation question to the impeller,directs the diameter through the choice suitable impeller booklet, changes the impeller eye angle to improve pump＇s inspiration performance and to change impeller＇s fabrication technology and chooses the anti-cavitation performance good double-phase stainless steel,good has solved the circulating water pump impeller cavitation problem and designs the manufacture welding type impeller.

关 键 词：汽蚀 优化 双相不锈钢 叶轮 

分 类 号：TH12[机械工程—机械设计及理论] TE974[石油与天然气工程—石油机械设备]