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composites possess lower resistivity and higher hardness than Cu-graphite mechanical mixture. A new type of electric brush was obtained by using Cu-coated graphite composites, the wear and durability... suitable for high-speed micromotors. Key words: electric brush; Cu-coated graphite; electroless plating; wear 1 Introduction China motors industry has developed rapidly in recent years and many......
volumes and the wear mechanism of carbon brush were affected by the electric arc obviously. As no electric arc occurs, no clear discrepancy of the wear volumes of the carbon samples with and without...; 5-Block specimen (carbon brush); 6-Ring specimen (copper); 7-Assistant carbon brush; 8-Block-on-ring driver (electric rotating motor); 9-Constant-current power source mm in width was assembled......
Engineering, Taiyuan University of Technology, Taiyuan 030024, China摘 要:<正> : The Ni-Cr-Mo-Cu multi-element surface alloying with the electric brush...). It is concluded that the double glow plasma surface alloying of low carbon steel with the electric brush plating Ni interlayer is an appropriate technique to enhance the corrosion resistance compared......
示Ag-Cu-MoS2电刷材料静态电阻值基本满足低压大电流电机工作的要求[9]. 2.4 材料的摩擦性能 电刷的机械磨损过程中粘着磨损发生在电刷接 表1 不同载荷时Ag-Cu-MoS2电刷材料静态电阻的测试结果 Table 1 Electric resistance test results of Ag-Cu-MoS2 brush materials.... ZHENG Ji, OUYANG Jin-lin. Study on the anti-humid hot property of the long life electric brush slip-ring used in vacuum[J]. Chinese Journal of Space Science, 1996, 16(Supp): 53-59. [10]冯智海, 窦满锋, 师春月. 低......
Properties and Strengthening Mechanism of Brush Plated Nanoparticle Reinforced Composite Coatings XU Bin-shi1,TU Wei-yi1,DONG Shi-yun1,Ma Shi-ning1 (1.National Key Laboratory for Remanufacturing, Dujiakan 21, Beijing 100072, P.R. China) 摘要:Nanoparticle reinforced nickel matrix composite coatings, such as n-Al2O3/Ni, n-SiO2/Ni, n-SiC/Ni and n-TiO2/Ni, were fabricated by brush plating technique......
Effect of Rare Earth Elements on Depositing Rate of Nickel Alloy Brush Plating Coating YANG De-jun1,LIU Jia-jun2,YU Hong-ying1,SUN Dong-bai1,HUANG Jin-bin2,ZHU Bao-liang2 (1.Department of Surface... of four kinds of rare earth elements on the depositing rate of Ni-based alloy brush plating coatings was investigated. The results indicate that all of the selected rare earth elements increase......
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Trans. Nonferrous Met. Soc. China 22(2012) 97-103 Composition and corrosion resistance of palladium film on 316L stainless steel by brush plating TANG Jun-lei, ZUO Yu, TANG Yu-ming, XIONG Jin-ping... adhesive strength were deposited on 316L stainless steel by brush plating. Scanning electronic microscopy, energy dispersive X-ray spectroscopy, X-ray photoelectron spectroscopy (XPS), mass loss tests......
; Modeling of electrode system for three-phase electric arc furnace WANG Yan(王琰)1, 2, MAO Zhi-zhong(毛志... of three-phase electric arc furnace was developed. This new model can be divided into three submodels in terms of the practical situation. They are the power supply system model the electric arc model......
Crystallization Behavior of Anatase Films in Applied Electric Field Heating Process Zhou Feng1,Liang Kaiming2 (1.Electromechanical and Materials Engineering College, Dalian Maritime University.... The crystallization of the films in the applied electric field heating process was thoroughly studied by many technique, differential thermal analysis (DTA), Raman spectroscopy and atomic force......