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Effect of sintering temperature on morphology and arc erosion properties of La-Ni-O ceramic and its composites尹娜,王洪超,王春雷摘 要:Ceramic LaNiO3 samples were... of the samples. X-ray diffraction(XRD) patterns of ceramics before and after arc erosion indicated their high structural stability,which resulted in the good arc erosion resistance properties for silver......
Effect of Al content on high temperature erosion properties of arc-sprayed FeMnCrAl/Cr3C2 coatings LUO Lai-ma(罗来马)1, LIU Shao-guang(刘少光)2, YU Jia(俞 佳)1, LUO Juan(罗 娟)1, LI Jian(郦 剑)1 1... in the range of 60?-90? impact angles. Erosion loss of the coatings occurs through brittle breaking, cutting and fatigue spalling. Key words: high velocity arc spraying (HVAS); coating; erosion......
and presented a caulifl ower-like morphology. Therefore, the prepared Cf/Cu had better ability to resist the arc erosion, compared with common Cu-C material.关键词:...Preparation and Arc Erosion Resistance of C_f/Cu Composite by Vacuum Melting Infiltration张华煜1,LIU Yiwen2,ZHAO Xianling1,LUAN Xingang21. College of Material Science and Engineering, Taiyuan University......
material is higher than that of microcrystalline CuCr50 material, but its eroded surface morphology by the arc is uniform without obvious erosion pits. While the surface of microcrystalline CuCr50 contact...Preparation and Arc Erosion Characteristics of Ultrafine Crystalline CuCr50 Alloy by MA-SPS史昆玉1,薛丽红2,YAN Youwei2,ZHAO Laijun31. School of Mechanical Electrical Engineering, Wuhan Institute......
current morphology[21], which leads to electrical arc erosion wear. And oxidation particle is spalled strongly from the worn surface at high temperature. The main reason is that the contact area... Trans on CHMT, 1989, 12(1): 32-38. [17] GUO Feng-yi, MIAO Sheng-zhang, YANG Wei, ZHAO Ran. The effect of electrical arc force on arc erosion morphology features of contact surfaces [J]. Journal......
Influence of alloy components on arc erosion morphology of Ag/MeO electrical contact materials Chun-ping WU1,2,3, Dan-qing YI2, Wei WENG3, Su-hua LI3, Jie-min ZHOU1 1. School of Energy Science...). The results indicated that 3DOP could supply clearer and more detailed arc erosion morphology information. Arc erosion resistance of Ag/SnO2(10) electrical contact material was the best and that of Ag......
on Components, Packaging and Manufacturing Technology, 2020, 10(5): 845-857. [8] WU C P, YI D Q, WENG W, et al. Influence of alloy components on arc erosion morphology of Ag/MeO electrical contact materials...] ZHENG X, WANG Q. The types and the formation mechanisms of AgNi contact morphology due to breaking arc erosion[C]// Proceedings of the 39th Holm Conference on Electrical Contacts, 1993: 97-102. [26] KIM......
Arc erosion behavior of a nanocomposite W-Cu electrical contact materialCHEN Wenge,KANG Zhanying, SHEN Hongfang, and DING Bingjun School of Materials Science and Engineering, Xi’an University... of a nanocomposite W-Cu material under arc breakdown was investigated. The arc erosion rates of the material were determined, and the eroded surfaces and arc erosion mechanisms were studied by scanning electron......
that the surface roughness of Cr17Ni2 steel substrates is lower than 0.4 μm. Key words: Ti/TiN/Zr/ZrN multilayer coatings; surface roughness; sand erosion resistance; corrosion resistance; vacuum cathodic arc... 2014 Abstract: Ti/TiN/Zr/ZrN multilayer coatings were deposited on Cr17Ni2 steel substrates with different surface roughnesses by vacuum cathodic arc deposition method. Microstructure, micro-hardness......
LaB6添加量为2%时,CuW70合金具有最佳的耐电弧侵蚀性能,耐电压强度,截流值和电弧寿命分别为1.25×108 V/m,2.62 A和15.67 ms. 关键词:CuW70合金;触头材料;LaB6;电击穿;电弧烧蚀 中图分类号:TG146.1 文献标志码:A Arc erosion behaviors of CuW70 electrical..., whereas, the arc life presents an increasing trend. In the range of the experiments, CuW70 alloy with 2% LaB6 has an optimal arc erosion resistance, and the breakdown strength, chopping current and arc......