Abstracts
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| Опубліковано в: : | Електротехніка і електромеханіка |
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| Дата: | 2008 |
| Формат: | Стаття |
| Мова: | English |
| Опубліковано: |
Інститут технічних проблем магнетизму НАН України
2008
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| Онлайн доступ: | https://nasplib.isofts.kiev.ua/handle/123456789/143010 |
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| Назва журналу: | Digital Library of Periodicals of National Academy of Sciences of Ukraine |
| Цитувати: | Abstracts // Електротехніка і електромеханіка. — 2008. — № 1. — С. 68-69. — англ. |
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2018-10-22T16:18:15Z 2018-10-22T16:18:15Z 2008 Abstracts // Електротехніка і електромеханіка. — 2008. — № 1. — С. 68-69. — англ. 2074-272X https://nasplib.isofts.kiev.ua/handle/123456789/143010 en Інститут технічних проблем магнетизму НАН України Електротехніка і електромеханіка Abstracts Article published earlier |
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abstracts |
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2008 |
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English |
| container_title |
Електротехніка і електромеханіка |
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Інститут технічних проблем магнетизму НАН України |
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Article |
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2074-272X |
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Abstracts // Електротехніка і електромеханіка. — 2008. — № 1. — С. 68-69. — англ. |
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2025-11-26T17:48:29Z |
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1850766214361513984 |
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68 Електротехніка і Електромеханіка. 2008. №1
Abstracts
ELECTROENGEENIRING: Prominent events and great names
Baranov M.I. 5
Lev Davidovich Landau – founder of
Kharkov scientific school of theoretical physics
and quantum condensed-state physics
A brief scientific-and-historical essay about
creative development and the main scientific
achievements in the field of theoretical physics
made by the outstanding theoretician-physicist of
the 20th century Lev Davidovich Landau is given.
Key words – scientific-and-historical essay,
theoretical physics, electrodynamics, quantum
physics, nuclear physics, material, achieve-
ments, discoveries.
Electrical Mashines and Apparatus
Vyrovets S.V., Chepelyuk A.A. 15
Analysis of specific-gap-located ferromag-
netic shunt resistors action on pulling forces in
an electromagnet with a single-position mag-
netic catch
The paper analyzes action of an ferromagnetic
shunt resistor on pulling force in an electromagnet
with a single-position magnetic catch based on
high-coercitivity permanent magnets, the shunt
resistor located in the specific gap. Rational di-
mensions of the ferromagnetic shunt resistor are
specified.
Key words – electromagnet with a single-
position magnetic catch, ferromagnetic shunt
resistor, action, analysis.
Golenkov G.M., Parkhomenko D.I., Mako-
gon S.A., Bondar R.P., Bogaenko M.V., Popkov V.S. 18
Simulation of operation of a coaxial linear
sysnchronous vibrator with magnet suspension
Operation of a coaxial linear synchronous vi-
brator with magnet suspension is simulated. Elec-
tromechanical parameters and characteristics of the
vibrator are obtained for the control law of U / f =
const. Calculation of the magnetic linkage is per-
formed on the basis of solving the problem of elec-
tromagnetic field in the active zone of the vibrator
and the magnet suspension.
Key words – coaxial linear synchronous vi-
brator with magnet suspension, operation,
simulation.
Zagirnyak M.V., Branspiz M.Yu. 21
The basic equations of an e-type electro-
magnet synthesis problem
The basic equations for geometric, magnetic
and electrical parameters of an E-type electromag-
net are obtained. These equations allow solving a
problem of the electromagnet synthesis.
Key words – electromagnet, geometric di-
mensions, magnetic circuit, synthesis problem.
Lupikov V.S., Sereda A.G., Litvinenko V.V. 25
A high-speed high voltage DC breaker
The paper describes modernization of a high-
speed high voltage DC breaker designed for elec-
tric locomotive electrics protection in an emer-
gency operational modes.
Key words – high-speed high voltage DC
breaker, modernization, emergency operation,
electric locomotive electrics protection.
Mishyn V.I., Kaplun V.V., Makarevych S.S. 30
An asynchronous electromechanical com-
plex in an autonomous system
A generalized computing technique for calcu-
lating characteristics of an asynchronous electro-
mechanical complex based on compensated asyn-
chronous machines in an autonomous system is
introduced, the technique satisfies any partial
situations of joint operation of an asynchronous
generator and an asynchronous motor.
Key words – asynchronous generator, asyn-
chronous motor, autonomous system, asyn-
chronous electromechanical complex.
Panchenko V.I., Tsyplenkov D.V., Grebe-
nuk A.N., Kirichenko M.S. 36
An asynchronous motor with salient arma-
ture projections and hexaphase stator winding
A scheme of a stator winding with salient ar-
mature projections which eliminates deleterious
effect of the highest (5th, 7th and other) field den-
sity harmonics is considered. The winding has a
simple structure and provides a high repair capa-
bility of the asynchronous motor.
Key words – asynchronous motor, stator, sa-
lient armature projections.
Petrushin V.S., Yakimets A.M., Kalenik B.V. 38
Influence of magnetic system saturation
and current displacement in the rotor winding
on power characteristics of an adjustable-speed
induction motor
Determination of equivalent circuit parameters
taking into account magnetic system saturation and
current displacement in the rotor winding provides
more accurate calculation of power characteristics
of an adjustable-speed induction motor.
Key words – adjustable-speed induction mo-
tor, saturation, current displacement, power
characteristics.
Radimov I.N., Rimsha V.V., Guliy M.V., Pro-
cina Z.P., Chan Txi Txu Chiong 41
Development of brushless DC motors with
permanent magnets on the basis of a switched
reluctance motor stator die
A feasibility of manufacturing brushless DC
motors with permanent magnets on the basis of a
switched reluctance motor stator die is considered.
Key words – brushless DC motor, switched
reluctance motor, magnetic field, electromag-
netic torque.
Електротехніка і Електромеханіка. 2008. №1 69
Stavinsky A.A. 44
Assignment and application features of spe-
cial electrical machines
Analysis of specificity is executed, results of
development are given, definition is formulated,
advantages of application of special electrical ma-
chines are shown on an example of piston mecha-
nisms.
Key words – special electrical machine, clas-
sification, specificity, operation, application,
waterproof compressor.
Soskov A.G., Rak N.О., Soskova I.A. 49
Analysis of computing methods for semi-
conductor structure temperature in power
semiconductor devices in under their operation
in commutation semiconductor apparatus
Computing methods for calculating semicon-
ductor structure temperature in power semiconduc-
tor devices in commutation semiconductor appara-
tus have been analyzed. An engineering technique
for semiconductor structure temperature calcula-
tion is introduced. This technique allows calculat-
ing unsteady heat conditions of these devices un-
der influence of short-term free-form power im-
pulses.
Key words – semiconductor structure tem-
perature, engineering calculation technique,
commutation semiconductor apparatus, un-
steady heat condition, short-term power im-
pulses.
Tkachuk V.І., Kasha L.V. 53
Ways of electromagnetic moment pulsation
reduction in a switched reluctance motor with a
buffer of energy
A construction diagram of an electromechani-
cal transducer and a principle electrical scheme of
a transistor commutator of a switched reluctance
motor (SRM) with series capacity storage are
given. Research results of electromagnetic moment
pulsations of the SRM are represented and ways of
pulsation level reduction are introduced in this
paper.
Key words – buffer of energy, electrical
schemes, switched reluctance motor.
Chaban A. 57
Application of artificial neural networks for
analysis of electromechanical systems
The paper introduces a neural network based
method of artificial intelligence tools application to
analysis of steady-state processes in electrome-
chanical devices with distributed parameters.
Training of a radial neural network as one of the
basic procedures is carried out with mathematical
modeling methods.
Key words – electromechanical system,
steady-state process, analysis, radial neural
network, mathematical modeling.
Electrical Engineering: Theory
Baranov M.I. 60
Analytical estimation of a wave electron
package periodical structure displacement in a
metallic conductor with alternative conduction
current
On the basis of quantum physics and classical
electrodynamics principles, an approximate rela-
tionship for estimation of longitudinal time dis-
placement of de Broglie electron half-waves in a
thin metallic conductor with alternative or bipolar
pulse conduction current is derived.
Key words – metallic conductor, alternative
conduction current, displacement, periodical
structure, wave electron package.
High Electrical and Magnetic Field Engineering
Bortsov A.V. 63
A generator for physical simulation of
pulsed electromagnetic fields
A pulse current generator for physical simula-
tion of pulsed electromagnetic fields has been de-
veloped and manufactured. The latest achieve-
ments in the field of semiconductor engineering
are used in designing the generator, computer
simulation of electromagnetic processes in the
generator power circuit applied. New pulse forms
are obtained, namely, aperiodic pulse, a half–wave
of harmonic oscillation, a sheared half–wave of
harmonic oscillation. New pulse forms are of great
interest in simulation of electromagnetic processes
in the plants for magnetic pulse treatment of met-
als.
Key words – pulse current generator, high–
power high–voltage high–speed semiconductor
switches, new pulse forms of discharge current.
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