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AN EXPERIMENTAL STUDY ON INCIPIENT CAVITATION EROSION OF FLOOD DISCHARGE TUNNEL WITH ORIFICE
作者姓名:Ni  Han-gen  Guo  Yan
作者单位:Ni Han-gen Guo Yan Department of Civil Engineering,Dalian University of Technology,Dalian 116023,P.R.China
摘    要:Serial grades of cement mortar specimens have been tested on the model of con-crete-lining flood discharge tunnel with orifice,The results show that incipient cavitation erosionnumber is much smaller than incipient cavitation number.Based on the principle of bubble dy-namics,the flow speed effect on incipient cavitation erosion number for cement mortar is pre-sented.


AN EXPERIMENTAL STUDY ON INCIPIENT CAVITATION EROSION OF FLOOD DISCHARGE TUNNEL WITH ORIFICE
Ni Han-gen Guo Yan.AN EXPERIMENTAL STUDY ON INCIPIENT CAVITATION EROSION OF FLOOD DISCHARGE TUNNEL WITH ORIFICE[J].Journal of Hydrodynamics,1992(3).
Authors:Ni Han-gen Guo Yan
Institution:Ni Han-gen Guo Yan Department of Civil Engineering,Dalian University of Technology,Dalian 116023,P.R.China
Abstract:Serial grades of cement mortar specimens have been tested on the model of con- crete-lining flood discharge tunnel with orifice,The results show that incipient cavitation erosion number is much smaller than incipient cavitation number.Based on the principle of bubble dy- namics,the flow speed effect on incipient cavitation erosion number for cement mortar is pre- sented.
Keywords:cavitation erosion  orifice  bubble dynamics
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