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2002, № 4

CONTENTS

Theoretical electrical engineering and electrophysics

SCHERBA A.A., PODOLTSEV A.D., KUCHERJAVAJA I.N. Investigation of pulse current flow

between current conducting grains________________________________________________________ 3

SHABLINSKAJA S.N., MIKHAILOV V.M. About a field duration problem which causes

level lines — hyperbolas____________________________________________________________________ 7

KIRPATENKO I.M.Piecewise-linear approximation of volt-ampere characteristic of a

photographic battery___________________________________________________________________ 11

BONDARENKO D.V. Application of equivalent circuits at circuits computation with a

double-component injection laser___________________________________________________________13

Conversion of electric energy parameters

PERESADA S.M., KOVBASA S.N. Generalized algorithm of a direct vector control of an

asynchronous motor_________________________________________________________________ 17

VOLKOV A.V. Power factor of an asynchronous electric drive with absolutely controllable power

switches of DFC________________________________________________________________________ 23


OLESCHUK V.D, BOSE B.K., OVCHARENKO N, ERMURATSKY V., SIZOV A., YAROSHENKO E.

Synchronized Scheme of High-Performance Continuous Pulsewidth Modulation for Variable

Speed Drives __________________________________________________________________________ 30

MOSTOVJAK I.V., VOZNY V.A., BOIKO P.S. Currents and voltages at a cascade joint of ideal converters__ 37

Electromechanical energy conversion

AFONINAA.,SHYMCHAK P. Specific features of disk electric motors_____________________________ 39

SHAITOR N.M. Special features of a theory and designing of magnetic switch electromechanical

converters___________________________________________________________________________ 45

BILYKP.D., CHUMAKV.V. Differential voltages equations of a saturated asynchronous traction motor ___ 49

Electric power systems and installations

STOGNIY B.S., MASLYANIK V.V., NAGORNYI P.D., DEMCHENKO NA., ZHEREB A.A.

Ferroresonance processes in earth circuits with the insulated neutral____________________________ 56

KOSHMAN V.I., SABARNO L.R.Forming of phase manipulated signals of voice frequency of direct

and indirect phase sequence___________________________________________________________ 61

Electrotechnological complexes and systems

GLUKHEN'KY A.I., GORISLAVETS Yu.M., PETUKHOV I.S. A magnetic field computation in

electromagnetic meters of liquid metal______________________________________________________ 66

RAKITSKY L.B., PRIMACHENKO D.V., VOZNY V.F. Efficiency increase of compression motors

of domestic refrigerators_______________________________________________________________ 69

Information measuring systems in power engineering

BOROVIKOVA O.Yu., KRASIL'NIKOV A.I., MYSLOVICH M.V. Models of Puasson spectral function

by Kolmogorov in diagnostic problems of electrotechnical equipment ______________________________ 73

Abstracts___________________________________________________________________________ 79