Electrical Contacts and Electrodes

№ 11 2012

Content

N.N.Dzektser, G.Avramenko, J.S.Vislenev Some practices of improving reliability of electrical contact connections	3
A.V.Verkhola Substantiation of the choice principle of composition of the contacts of vacuum arc-quenching chamber of the synchronous vacuum contactor	6
V.P.Korzhov The melting technology of receiving, structure and some properties of Cu—30% (mass.) Cr for arc broken electrical contacts in vacuum switch camera	14
A.A.Hilyov, V.S.Mironov Quantitative estimation of diminishing of contacts erosion in vacuum at synchronous disconnecting	26
A.Khomenko, J.Nayda, A.O.Khomenko Powder pretreatment influence for properties of materials used as vacuum switch contacts	32
R.Minakova, O.Khomenko, G.Kopylova, M.Golovkova, A.N.Veklich, P.V.Soroka Secondary structure in the working layer of electrical contacts from the composite materials and their functional properties	38
M.P.Afonin, M.N.Ovchinnikova The influence of brazing quality on erosion resistance and welding resistance	48
V.L.Beljaev, A.A.Shalaginov Highcurrent contact connection	54
N.I.Pivovarchik, V.S.Fadeev Contacts in ralay rail automatics	57
B.Miedziński, W.Dzierżanowski, J.Wandzio, N.Grechanyuk, V.N.Shoffa Dynamics of sliding contacts in mine slow – speed railway transportation	63
E.Buslova, K.O.Gamigin, V.N.Stolyarov, I.N.Stolyarov The application of electrical contacts of space equipment for desining of medical devices	70
S.M.Karabanov, V.N.Shoffa Microelectromechanical switches	76
L.I.Babich, V.F.Boretskij, A.M.Veklich, L.Kryachko, A.V.Lebid, R.V.Semenyshyn Spectroscopy of electric arc discharge plasma between composite electrodes Ag-SnO₂-ZnO	81
L.I.Babich, V.F.Boretskij, A.N.Veklich, N.Grechanyuk, A.V.Lebid, R.Minakova, P.V.Soroka Investigations of electric arc discharge plasma between composite electrodes on copper base	91
O.Vlasova, A.Panasyuk, A.V.Minitsky, L.Apininskaya, N.Vergeles, †V.Zatovskiy, A.N.Gripachevskii, V.Kurovskiy Powder composite magnetic materials soft for the electrical industry	101
L.Kryachko, A.Laptev, O.Tolochyn, R.Minakova, D.Verbylo, M.Golovkova Mechanical properties of Ag—Ni compositions producted by methods of impact hot pressing in vacuum	108
A.Laptev, O.Tolochyn, O.Khomenko Influence of the temperature of the impact pressing in vacuum on the density, structure and properties of the powder copper	117
K.G.Lopatko, Y.G.Aftandilyants, Y.Zaulychnyj, M.Karpets, A.A.Sheretsky The structure and phase transformation of nanoparticles produced by electrospark treatment of iron pellets	125
N.Korzhova, T.M.Legka, †V.Oliker, N.Mordovec, Y.Podrezov, Y.Yevich Properties of coatings from the alloys based on cubic L1₂ intermetallic of the ternary system Al-Ti-Cr	141
N.Grechanyuk, R.Minakova, M.Golovkova, N.Minakov, D.Verbylo, G.Kopylova The formation at the electron-beam evaporation-condensation Cu-Fe and Cu-Ni composite materials and their properties	150
O.N.Sizonenko, G.Bagliuk, A.Mamonova, É.I.Taftai, Y.V.Lypian, A.S.Torpakov, A.D.Zaichenko, O.O.Zhdanov, M.S.Prystash Peculiarities of structural and physical-chemical transformations,that are initiated by high voltage electric discharge in the composition of Fe-Ti-C powders	161
A.V.Sribna, V.V.Sribnyi, F.I.Tsupko, M.M.Laruk, I.B.Zamorylo Obtaining powder WN-4 from hard alloys based on tungsten carbide	169
V.G.Grechanyuk Structural changes in the surface condensates Cu-Mo after studies corrosive in aggressive media	174
N.Grechanyuk, E.V.Onoprienko, V.G.Grechanyuk About structural zones in Vacuum condensates	179
N.O.Babjak, N.D.Grilitskij, O.S.Bogatov Mathematical estimation of reliability of current collectors of electric locomotives behind criterion of wear process of overlays	184
V.V.Korobskyy, A.M.Mrachkovskyy Account of depth fusion of contacts of electromagnetic actuators, which are made of ecologically safe contact materials	190

Electrical Contacts and Electrodes

№ 11 2012

Content

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