INSTANTANEOUS AND INTEGRAL POWER EQUATIONS OF NONSINUSOIDAL 3-PHASE PROCESSES
Purpose. To identify the mathematical relationship between the instantaneous powers (classical and vectorial) and integral powers in non-sinusoidal mode and to get complex form of instantaneous powers in 3-phase 4-wire power supply in terms of the spectral approach. Methodology. We have applied the...
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National Technical University "Kharkiv Polytechnic Institute"
2016
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oai:doaj.org-article:f978272abeaf483e94188a56da80bba92021-12-02T16:19:41ZINSTANTANEOUS AND INTEGRAL POWER EQUATIONS OF NONSINUSOIDAL 3-PHASE PROCESSES10.20998/2074-272X.2016.1.132074-272X2309-3404https://doaj.org/article/f978272abeaf483e94188a56da80bba92016-03-01T00:00:00Zhttp://eie.khpi.edu.ua/article/view/2074-272X.2016.1.13/58145https://doaj.org/toc/2074-272Xhttps://doaj.org/toc/2309-3404Purpose. To identify the mathematical relationship between the instantaneous powers (classical and vectorial) and integral powers in non-sinusoidal mode and to get complex form of instantaneous powers in 3-phase 4-wire power supply in terms of the spectral approach. Methodology. We have applied the vector approach with one voice allows you to analyze the energy characteristics of 3-phase power supply circuits (for 4-wire and 3-wire circuits) in sinusoidal and non–sinusoidal mode, both the time domain and frequency domain. We have used 3-dimensional representation of the energy waveforms with the complex multi-dimensional Fourier series. Results. For 4-wire network with a non-sinusoidal (regardless of their symmetry) processes, we have developed the mathematical model one-dimensional representations of the complex form for the active (scalar) instantaneous power (IP) and 3-dimensional form (inactive) vectorial IP. It is possible to obtain two dual integral power equations for complex scalar and vector integrated power of non-sinusoidal modes. The power equations generalize generalizes the equations of sinusoidal modes for 4-wire network. Originality. In addition to the classification of energy local regimes in the time domain for the first time we spent the classification of non-sinusoidal modes in the spectral region and showed the value and importance of the classification of regimes based on the instantaneous powers. Practical value. The practical value the obtained equations is the possibility of their use for improving the quality of electricity supply and the quality electricity consumption.Iu.A. SirotinT.S. IerusalimovaNational Technical University "Kharkiv Polytechnic Institute"articlethree-phase circuitclassical instantaneous powervector instantaneous powercomplex 3-dimensional Fourier seriesactive and reactive powercomplex vector powerapparent powercomplex pulsation powerpower equationunbalanced modenon-sinusoidal mode3-phasorElectrical engineering. Electronics. Nuclear engineeringTK1-9971ENRUUKElectrical engineering & Electromechanics, Iss 1, Pp 69-73 (2016) |
institution |
DOAJ |
collection |
DOAJ |
language |
EN RU UK |
topic |
three-phase circuit classical instantaneous power vector instantaneous power complex 3-dimensional Fourier series active and reactive power complex vector power apparent power complex pulsation power power equation unbalanced mode non-sinusoidal mode 3-phasor Electrical engineering. Electronics. Nuclear engineering TK1-9971 |
spellingShingle |
three-phase circuit classical instantaneous power vector instantaneous power complex 3-dimensional Fourier series active and reactive power complex vector power apparent power complex pulsation power power equation unbalanced mode non-sinusoidal mode 3-phasor Electrical engineering. Electronics. Nuclear engineering TK1-9971 Iu.A. Sirotin T.S. Ierusalimova INSTANTANEOUS AND INTEGRAL POWER EQUATIONS OF NONSINUSOIDAL 3-PHASE PROCESSES |
description |
Purpose. To identify the mathematical relationship between the instantaneous powers (classical and vectorial) and integral powers in non-sinusoidal mode and to get complex form of instantaneous powers in 3-phase 4-wire power supply in terms of the spectral approach. Methodology. We have applied the vector approach with one voice allows you to analyze the energy characteristics of 3-phase power supply circuits (for 4-wire and 3-wire circuits) in sinusoidal and non–sinusoidal mode, both the time domain and frequency domain. We have used 3-dimensional representation of the energy waveforms with the complex multi-dimensional Fourier series. Results. For 4-wire network with a non-sinusoidal (regardless of their symmetry) processes, we have developed the mathematical model one-dimensional representations of the complex form for the active (scalar) instantaneous power (IP) and 3-dimensional form (inactive) vectorial IP. It is possible to obtain two dual integral power equations for complex scalar and vector integrated power of non-sinusoidal modes. The power equations generalize generalizes the equations of sinusoidal modes for 4-wire network. Originality. In addition to the classification of energy local regimes in the time domain for the first time we spent the classification of non-sinusoidal modes in the spectral region and showed the value and importance of the classification of regimes based on the instantaneous powers. Practical value. The practical value the obtained equations is the possibility of their use for improving the quality of electricity supply and the quality electricity consumption. |
format |
article |
author |
Iu.A. Sirotin T.S. Ierusalimova |
author_facet |
Iu.A. Sirotin T.S. Ierusalimova |
author_sort |
Iu.A. Sirotin |
title |
INSTANTANEOUS AND INTEGRAL POWER EQUATIONS OF NONSINUSOIDAL 3-PHASE PROCESSES |
title_short |
INSTANTANEOUS AND INTEGRAL POWER EQUATIONS OF NONSINUSOIDAL 3-PHASE PROCESSES |
title_full |
INSTANTANEOUS AND INTEGRAL POWER EQUATIONS OF NONSINUSOIDAL 3-PHASE PROCESSES |
title_fullStr |
INSTANTANEOUS AND INTEGRAL POWER EQUATIONS OF NONSINUSOIDAL 3-PHASE PROCESSES |
title_full_unstemmed |
INSTANTANEOUS AND INTEGRAL POWER EQUATIONS OF NONSINUSOIDAL 3-PHASE PROCESSES |
title_sort |
instantaneous and integral power equations of nonsinusoidal 3-phase processes |
publisher |
National Technical University "Kharkiv Polytechnic Institute" |
publishDate |
2016 |
url |
https://doaj.org/article/f978272abeaf483e94188a56da80bba9 |
work_keys_str_mv |
AT iuasirotin instantaneousandintegralpowerequationsofnonsinusoidal3phaseprocesses AT tsierusalimova instantaneousandintegralpowerequationsofnonsinusoidal3phaseprocesses |
_version_ |
1718384209905582080 |