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Harmonic distortion assessment for a single-phase grid-connected photovoltaic system
Menti, Anthoula; Zacharias, Thomas; Milias-Argitis, John - In: Renewable Energy 36 (2011) 1, pp. 360-368
Nowadays, grid-connected photovoltaic (PV) systems constitute an emerging technology. This has given rise to concerns about their contribution to harmonic distortion levels in utility grids. Valuable insight into the electrical behavior of such a system, including its impact on power quality,...
Persistent link: https://www.econbiz.de/10010805614
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Improvement of electrical arc furnace operation with an appropriate model
Hocine, Labar; Yacine, Djeghader; Kamel, Bounaya; … - In: Energy 34 (2009) 9, pp. 1207-1214
and R arc function are discussed in detail. This new operating strategy has been determined taking into account Flicker …
Persistent link: https://www.econbiz.de/10010809551
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Flicker mitigation in a doubly fed induction generator wind turbine system
Machmoum, Mohamed; Hatoum, Ahmad; Bouaouiche, Toufik - In: Mathematics and Computers in Simulation (MATCOM) 81 (2010) 2, pp. 433-445
established and the adopted control strategies for machine side and grid side converters are described. Flicker phenomenon is … flicker severity is evaluated using flickermeter. Appropriate vector power control of the machine side converter is proposed … and applied to achieve flicker mitigation. …
Persistent link: https://www.econbiz.de/10010749975
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Wind turbine effect on the voltage profile of distribution networks
Boulaxis, N.G.; Papathanassiou, S.A.; Papadopoulos, M.P. - In: Renewable Energy 25 (2002) 3, pp. 401-415
The operation of wind turbines in the distribution networks may affect the power quality offered to the consumers. One of the most important considerations is the effect on the voltage profile, i.e. the induced slow voltage variations, which are the subject of this paper. Two alternative...
Persistent link: https://www.econbiz.de/10010803697
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Efficiency, quality, and environmental impacts: A comparative study of residential artificial lighting
de Souza, Danilo Ferreira; da Silva, Pedro Paulo Fernandes - In: Energy Reports 5 (2019), pp. 409-424
The recent ban on conventional incandescent lamps for residential use led Brazilian consumers to choose from three main lighting technologies: incandescent halogen, CFL (Compact Fluorescent Lamp), and LED (Light Emitting Diode). Despite the fact that their electrical performances are well known,...
Persistent link: https://www.econbiz.de/10012651958
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HPFs filtering solutions for reduced the harmonic current generated by SMPS and ac drive systems
Kularbphettong, K.; Boonseng, C. - In: Energy Reports 6 (2020) 2, pp. 648-658
This paper proposes a reduced 2nd, 3rd, 5th and 7th harmonic current of all power supply units and ac drives which effects of heating neutral cables and transformer. The commercial or automation building require the operation of many parallel-connected switch mode power supply and ac drive on...
Persistent link: https://www.econbiz.de/10012652308
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Efficiency, quality, and environmental impacts : a comparative study of residential artificial lighting
Souza, Danilo Ferreira de; Silva, Pedro Paulo Fernandes da - In: Energy reports 5 (2019), pp. 409-424
The recent ban on conventional incandescent lamps for residential use led Brazilian consumers to choose from three main lighting technologies: incandescent halogen, CFL (Compact Fluorescent Lamp), and LED (Light Emitting Diode). Despite the fact that their electrical performances are well known,...
Persistent link: https://www.econbiz.de/10012006850
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Power loss reduction in radial distribution system with multiple distributed energy resources through efficient islanding detection
Choudhry, Mohammad A.; Khan, Hasham - In: Energy 35 (2010) 12, pp. 4843-4861
To provide electric utility service of desired quality at the lowest possible cost, voltage drop and power loss reduction is crucial for distribution network. Distribution systems with Distributed Energy Resources (DER) have shown an enormous potential for power loss and voltage drop reduction....
Persistent link: https://www.econbiz.de/10010807630
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Effect of nonlinear energy on wind farm generators connected to a distribution grid
Hocine, Labar; Mounira, Mekki - In: Energy 36 (2011) 5, pp. 3255-3261
The wind farm generators are new energies sources in the Algerian electrical networks, as every project their placements are determined by the wind assets of the site suitability (economic evaluation), its proximity to the power grid of which it will be connected (technical assessments). The...
Persistent link: https://www.econbiz.de/10010807653
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Software method for harmonic content evaluation of grid connected converters from distributed power generation systems
Barote, L.; Marinescu, C. - In: Energy 66 (2014) C, pp. 401-412
This paper is deals with the implementation of a software control method for harmonic content evaluation in the dq synchronous rotating reference frame for grid side VSIs (Voltage Source Inverters) used in DPGS (distributed power generation systems) applications. In order to verify the...
Persistent link: https://www.econbiz.de/10010807826