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1993, 6

CONTENTS

To 75-th anniversary of the Academy of Science of Ukraine__________________________________ 3

Electrodynamics of electric energy devices

MOGILNIKOV V.S., OLEINIKOV A.M. Circuit electromagnetic pump for conducting liquids

movement_________________________________________________________________________ 6

ZINOVKIN V.V., ZOZULYA D.V., KRAVCHENKO A.N., FETCHENKO P.P. Investigation

of losses in transformers at sharply alternating loads_______________________________________ 11

KRISCHUK N.Y., TKALICH YU.A., ANISIN A.M. Method of electromagnetic and thermal fields

colculation at high-frequency heating of continuums with dielectrics___________________________ 16

SAMOTIY V.V. Mathematical model of magnetic amplifier with three cores_______________________21

Electric energy parameters conversion

KOMAROV N.S., MOSKALENKO Y.A. Analysis of curve of consuming three-phase regulated

rectifier ___________________________________________________________________________ 24

PUZAKOV A.V. Analysis of spectral composition of inverter output voltage with double-sided

pulse-width modulation_______________________________________________________________ 30

FEDIY V.S., CHEREDNICHENKO S.L. Control characteristics of single-phase valve-capacitor

source of reactive power with frequence control____________________________________________33

SHIDLOVSKAYA N.A. Characteristic properties of active load non-Hnearity influence on loads,

currents and power in constant current circuits_____________________________________________39

KOROTEEV I.E. Stability analysis in big of steady-state conditions of converting devices____________44

Electromechanical energy conversion

REZTSOV V.F., SUIZHIK T.V., SHEVCHUK V.I. Oscillation and their damping in a system

pholobattery — constant current motor — non-linear and non-stationary mechanical load___________ 48

POPOVICH N.Y., PYZHOV V.M., OSTROVERKHOV N.YA. Automatic control of coils telescopy

on the basis of linear asynchronous motors________________________________________________52

BABYAK A.A. STRIKHARCHUK D.K. Analysis of investigation results of electric contact resistance

of connecting contacts of electric devices_________________________________________________ 58

VOLCHUKOV N.P., ROGACHEVSKAYA Y.S., SIDELNIKOV B.V. Comparative analysis

of operating regimes of valve engine of big power___________________________________________ 62

KALSERKA YA., OSTALCHIK P. Transient processes in a special discrete drive of constant current

with modal control application___________________________________________________________ 67

DEMS M., RUTKOVSKY Z., GETASIMCHUK V. Calculations of electromechanical transient

processes of asynchronous engines with different methods application__________________________ 72

List of articles, 1993__________________________________________________________________ 77