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Elektrika (Electrics) №10'2009 |
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| Table of contents
Quality of electric energy
- Development of automated system for controlling reactive power of the rolling mill Kornilov, G. P.; Shemetov, A. N.; Zhuravlev, Yu.P., 3
Two basic methods: traditional indirect compensation
by means of TRG and filters and alternative compensation on
basis of modern power electronics (turn-off thyristors and IGBT
transistors) have been considered
Keywords: reactive power, compensation, power supply, rolling
mills.
- Improvement in quality of electric energy and compensation for reactive power at metallurgical enterprises with arc furnaces Vagin, G. Ya.; Sevost’yanov, A. A.; Yurtaev, S. N., 7
Various aspects of application of filter compensation
devices for indirect compensation have been considered.
Keywords: reactive power, filter compensation device, indirect
compensation.
- Investigation into quality of electric energy at the high-voltage substation Isaeva, T. M., 12
On basis of experimental data, models for evaluating the
real contribution of the consumer with non-linear load to decrease
in quality of electric energy has been offered.
Keywords: electric energy quality, allowable contribution, real
contribution, sinusoidality, dissymmetry.
Rationalization of circuits for power supply
- Individual compensation for reactive power Dubrovskaya, T. I.; Kovzhenkin, V. S.; Pevtsova, L. S., 15
Results of an experiment on individual compensation for
reactive power of an induction motor have been considered.
Key words: reactive power, individual compensation, power losses.
Electric energy accounting, energy audit, energy saving
- The device for data read-out for monitoring the quality of electric energy on basis of multifunctional electricity meters Lygin, I. V., 17
Improvement in electricity meters for recording the
indices of quality of electric energy has been offered.
Keywords: electric energy quality, electricity meter, data
collection device.
Novelties: electric equipment, technologies, materials
- Comparative analysis of productivity of spark erosion piercing of microholes using the RC- and transistor generators of pulses Boiko, A. F.; Pogonin , A. A.; Voronkova, M. N.; Skhirtladze, A. G., 19
Process of determining the relation between optimal
average operating currents in case of work with pulse generators
as reserve for improving the productivity of spark erosion piercing
of microholes has been shown. In this case, creation and use of
the high-frequency thyristor generator of short pulses in
nanosecond range as source of technological current are provided.
Keywords: interelectrod gap states, power, average operating
current, optimization.
Training the highest skill specialists
- Design of conceptual model of harmonized standards of new generation higher education by levels (stages) Fedin, V. T.; Perfil’ev, Yu.S., 24
Anelysis of technologies for training the graduating
students and forming the competences at higher educational
institutions in Russia and Belarus' Republic has been carried out.
Keywords: higher education, educational standards, competences,
curriculum, innovations.
- Prospects for training the power engineers in period of reorganization of Russian high school Khalezina, O. P.; Frolov, V. A., 26
Comparison of state standards of higher professional
education of three generations in area of electric power engineering
has been carried out.
Keywords: higher education, electric power engineering, state
standard.
Management training
- Simulation models of business-processes of an energy-marketing organization in the system of quality management Titarenko, A. V.; Khrushchev, Yu.V.; Volovodenko, V. A., 27
Model of activity of the energy-marketing organization in
area of making the contracts has been considered.
Keywords:modelling the business-processes, simulation models,
efficiency.
Theory of electrics
- Improvement in efficiency of economy of consumers under conditions of resource restrictions Makarov, V. G., 32
Algorithm of determining the parameters of an induction
motor for implementing the more accurate algorithms of control has
been considered.
Keywords: electric drive, induction motor, parameters, resistance.
- Difference between scalar potentials and strength of stationary electric field in the conductor of the direct current circuit: determination and physical sense Malygin, V. M.; Malygin, V. V., 37
Concept of difference between electric potentials in the conductor
of the direct current circuit has been revised. Model explaining
(with utilization of conclusions of quantum mechanics) the energy
transfer in the electric circuit has been offered.
Keywords: electric potential, electric circuit, energy transfer.
Dictionary of electrics (t)
- Concept of the ’residual current device’ Kharechko, Yu.V., 45
Formulation of the term is discussed from viewpoint of
terminology. It should enter the national normative documents.
Keywords: protective device, application area, differential
current device.
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| 105215, г.Москва, 9-я Парковая ул., дом 60
Тел./факс: (495)988-98-65, (495)988-98-67
e-mail:
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