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2006 р., № 3
CONTENTS
Theoretical electrical engineering and electrophysics
MOROZ Yu.I., ZIRKA S.E., MARKETOS R, MOZES A. Simulation of dynamic reversal
of magnetization of non-grain-oriented electrical-sheet steels___________________________________ 3
BOZHKO I.V., PETUKHOV I.S., FALKOVSKY N.I. Electrode system for discharge devices with
a positive streamer corona______________________________________________________________ 9
Conversion of electric energy parameters
OLESCHUK V., SIZOV A., YAROSHENKO E., STANKOVIC A. Synchronous control of dual
inverter-fed with cancellation of zero-sequence currents______________________________________ 13
KHALIKOV V.A., PAKHANJAN V.M., SHATAN O.F. Simulation and correction of volt-ampere characteristics of current sources of a welding arc____________________________________________ 18
Electromechanical energy conversion
GORSKAYA I.Yu., FURSENKO A.V. Ferromagnetic core in a stator winding field______________________ 26
MAKARCHUK O.V. Special features of a valve motor operation with constant magnets without
a rotor state transducer________________________________________________________________ 30
Electric power systems and installations
LEZHNJUK P.D., KULIK V.V., NETREBSKY V.V. Principle of the least action in the problems
of electric power systems optimization______________________________________________________ 35
YAKOVLEVA I.V. Determination of deviation and voltage asymmetry indices with use of instrument
transformers_________________________________________________________________________ 42
STOGNIY B.S., MASLJANIK V.V., NAGORNY P.D. New materials of magnetic circuits for current
transformers_________________________________________________________________________ 46
LAZAREV I.V. Test of conductors strength of power transformer windings with electromagnetic
forces of short circuit at their bending______________________________________________________ 49
Information measuring systems in power engineering
NOVIK A.I. Application of an "overturned" function of a voltage divider for measuring converters
construction____________________________________________________________________________ 55
BORSCHEV P.I. Increase of resolving power of digital meters of sinusoidal signals amplitude_____________ 58
NETCHIPORUK V.V. Use of a method of scale factors for intelligence signals-stationarity in
information-measuring systems (IMS) of electrotechnical equipment diagnostics______________________ 62
MEDVEDENKO M.P., MELNIK V.G. Investigation of self-heating up of resistance thermometer
in high-sensitive thermomeasuring systems___________________________________________________ 66
Information
News from the High Certificate Committee of Ukraine____________________________________________ 74
To the 60-th anniversary of doctor of science V.F.SHINKARENKO____________________________________ 77
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