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surface in static HA solution, which reveals moderate corrosion of coating without erosion, as shown in Fig. 5(a). On the contrary, in corresponding cavitation case, the features of erosion-corrosion..., as mentioned above, coating surfaces in the other two cavitation solutions seem a little cleaner than those in static cases, but the erosion-corrosion sites can be observed in cavitation SA solution......
jets. The cavitation noise increases with the increase of pump pressures, and changes as the same as that in the cavitation water jets approximately. On the other hand , in the rock erosion... pressure, and the best ambient pressure for cavitation domino is 1 MPa. Key words: bubble cloud; noises of cavitation; submerged abrasive water jets; erosion capability ......
J. Cent. South Univ. (2020) 27: 2557-2566 DOI: https://doi.org/10.1007/s11771-020-4481-0 Particle erosion of C/C-SiC composites with different Al addition in reactive melt infiltrated Si LIU Lei(刘磊... and Springer-Verlag GmbH Germany, part of Springer Nature 2020 Abstract: Particle erosion of C/C-SiC composites prepared by reactive melt infiltration with different Al addition was studied by gas-entrained......
) Abstract: In order to solve the problem of the negative pressure on the wall surface of shaft spillway with whirling current and cavitation erosion, a new vertical swirling spillway without ventilation... effectively solving the problems of the cavitation erosion and insufficient energy dissipation in the swirling spillway. Key words: no ventilation hole; shaft spillway with whirling current; model test......
Particle erosion of infrared materialsQi He , Fanxiu Lv, Fenglei Zhang, Huibin Guo, and Junjun Wei School of Materials Science and Engineering, University of Science and Technology Beijing, Beijing 100083, China.摘 要:Erosion test of some infrared (IR) optical crystals (Ge, ZnS, MgF2, and quartz) was conducted with a number of different erodents (glass......
Effect of ion implantation upon erosion resistance of polyimide films in space environment DUO Shu-wang(多树旺)1,2, LI Mei-shuan(李美栓)2, ZHOU Yan-chun(周延春)2 1. Jiangxi Key... exposure the implanted sample has a small mass change, and then is stabilized. The erosion yield of the implanted polyimide film decreases by about two orders of magnitude compared......
Effect of cavitation on comminution of mica powderChuwen Guo, Linsheng Liu, Donghai Zhang, and Kai CuiChina University of Mining & Technology, Xuzhou 221008, China摘 要:<正>The cavitation abrasive water jet was used in the comminution of mica. By applying a cavitation nozzle in the abrasive water jet system to enhance the effect of cavitation......
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Cavitation and grain boundary sliding during creep of Mg-Y-Nd-Zn-Mn alloy V. JAN?K1, F. HNILICA1, P. ZUNA1, V. O?EN??EK2, I. STUL?KOV?3 1. Department of Materials Engineering, Faculty... of continuous cavity nucleation and growth. Key words: Mg-Y-Nd-Zn alloys; creep failure; creep cavitation; grain boundary sliding; scanning electron microscopy ......
Galvanic effects on cavitation damage for 1Cr13 stainless steelDongbai Sun, Xia Bai, Hongying Yu, Huimin Meng, and Huiqing LiUNDP-Beijing Corrosion and Protection Center, University of Science and Technology Beijing, Beijing 100083, China摘 要:<正> Based on the electric-spark principle, a new kind of cavitation damage testing apparatus was designed......
