2001, No 4
CONTENTS
Electrodynamics of electrical power devices ZIRKA S.E., MOROZ Yu.I., KHRUSCH V.K. Finite-differential circuits of equations sulution of a sheet magnetodynamics___________________________________________________________________ 3 BARANOV M.I., DATSENKO V.P., KOLIUSHKO G.M. Electromagnetic effect simulation at a direct lightning stroke into earth________________________________________________________________ 9 SMAL'I.V. Investigation of subharmonic oscillations in ferroresonance circuits______________________ 14
Conversion of electric energy parameters PAVLOV G.V., OBRUBOV A.V., POKROVSKY M.V. Control performances of constant voltage converters with series resonance inverters_________________________________________________ 18 BARANOV A.N., KOBETS D.V. Linearized model of a pulse converter of constant increasing voltage______ 23 NAMESTNIK S.G. Periodicity of voltages (currents) curves a series RLC-circuit with a commutator in a capacitance circuit (inductance)_______________________________________________________27 BESTEMJANNIKOV V.M., MATVEEV V.Yu. Optimization of surge currents generator with a pulse converter for a maximum power obtaining in load conditions _____________________________ 30
Electromechanical energy conversion STAKHIV P.G., KOZAK Yu.Ya. Macromodels construction of electromechanical components with optimization application_____________________________________________________________33 ANDRIENKO V.M., KLINGER K. Determination of asynchronous machines parameters by means of experimental data_____________________________________________________________________36
Electric power systems and installations STOGNIY B.S., TUTIK V.L., DEMCHENKO M.A. Computation of a residual resource of relay devices_____ 39 KUZNETSOV V.G., LJITY A.P. Dynamic models of electromagnetic compabilfty for voltages asymmetry estimation in power networks____________________________________________________41 TITKO V.A. Problem of an optimum strategy search of equipment modernization, replacement and repair in power industry________________________________________________________________ 45 GOGOLJUK P.F., GRECHIN T.M., RAVLIK O.M. Mathematical simulation of transient processes of power supply systems with valve instruments and dynamic loads________________________________ 50 IVANKOV V.F. Electromagnetic and termal investigations of compressible transformer ring from a non-magnetic steel__________________________________________________________________ 56 BOIKO N.I., TUR A.N., EVDOSHENKO L.S., IVANOV V.M., ZAROCHENTSEV A.I., RUDAKOV V.V., BOZHKOV A.I. Installation for liquid products processing by means of high-voltage pulse influences complex (HVPIC) and investigations results______________________________________ 59
Electrical and magnetic measurements GRINEVICH F.B., TARANOV S.G., MAZMANJAN R.O., MARSHALENKO B.A. Automated complex for high-power permanent magnets testing and sorting__________________________________________ 64 NOVIK A.I. Special features of capacitive measurement of substances level of different conductivity ________ 66 MONASTYRSKY Z.Ya. Symmetric multistep modulation in digital extreme bridges of an alternating current______________________________________________________________________ 72 KARASINSKY O.L., TESIK Yu.F. Measurement algorithm of reactive power orientated towards a
Abstracts_______________________________________________________________________________ 79
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