2001, No 1
CONTENTS
The Ukrainian science — a look into XXI centure
STOGNIY B.S., KIRILENKO O.V., JANDULSKY O.S. Problems and methods of increase
of information provision systems efficiency in power industry____________________________________ 3
Electrodynamics of electrical power devices
PODOLTSEV A.D., KUCHERJAVAJA I.N. Computation of eddy currents and losses in massive
conductors system considering a proximity effect and an external magnetic field influence_____________11
ROSOV V.Yu. Methods of decrease of external magnetic fields of power saturative installations________16
KUCHAEV A.A. A numerical solution algorithm of a tree-dimensional electromagnetic field
for a ladle-furnace installation is considered_________________________________________________21
SHIDLOVSKA N.A., KRAVCHENKO O.P. Accumulator discharge on a non-linear active load__________ 26
Conversion of electric energy parameters
FEDIY V.S., SOBOLEV V.N. Electromagnetic processes in polyphase electric circuits with serial
RLC-circuits and commutators________________________________________________________ 30
ZHEMEROV G.G., KRYLOV D.S. Network currents of sixpulse bridge and equivalent twelve-pulse
controllable rectifiers___________________________________________________________________ 39
VOLKOV A.V. Engine power losses in asynchronous electric drives with AVI-PWM and DFC____________ 44
Electromechanical energy conversion
NOSKO A.A., REZTSOV V.F., SURZHIK T.V. Conditions of electromechanical systems
self-excited oscillations with a non-linear hydromechanical load ________________________________ 51
VYGOVSKY A.V.,VERBOVOI A.P. Induction rheostat heating __________________________________ 55
Electric power systems and installations
LYSIAK G.M. A comparative estimation method of expenses efficiency into power units elements
taking into consideration their reliability indices ______________________________________________ 59
FEDORENKO G.M., SARATOV V.A. Asynchronized turbogenerators and static thyristor
compensators — means of efficiency increase of electric energy generation and transmission___________ 65
CHICHIKALO N.I., ZORI A.A. Expansion of functional possibilities of information-measuring systems
of strength-distorted technological installations_______________________________________________ 69
Electrical and magnetic measurements
KARASINSKY O.L., TESIK Ju. F. Power measurement algorithm orientated on implementation in
microcontrollers________________________________________________________________________ 76
Abstracts____________________________________________________________________________79
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