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Innovative and precise MPP estimation using P–V curve geometry for photovoltaics
Kumar, Gaurav; Trivedi, Milind B.; Panchal, Ashish K. - In: Applied Energy 138 (2015) C, pp. 640-647
This paper elaborates a direct maximum power point (MPP) finding method for solar photovoltaics (PV) based on quadratic regression analysis of the geometry of the power–voltage (P–V) curve of a typical PV cell or module. This method works in two stages for determination of the MPP parameters...
Persistent link: https://www.econbiz.de/10011116091
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Geometrical prediction of maximum power point for photovoltaics
Kumar, Gaurav; Panchal, Ashish K. - In: Applied Energy 119 (2014) C, pp. 237-245
It is important to drive solar photovoltaic (PV) system to its utmost capacity using maximum power point (MPP) tracking …
Persistent link: https://www.econbiz.de/10010743639
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Double-layer orthogonal-offset photovoltaic platforms
Edgar, Ross; Cochard, Steve; Stachurski, Zbigniew - In: Applied Energy 147 (2015) C, pp. 478-485
Photovoltaic panels used for power generation are subject to significant wind loads of concern to mounting systems. A … novel method of arranging photovoltaic surface in layers of non-overlapping panels is proposed for tracking systems to …
Persistent link: https://www.econbiz.de/10011263348
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Optimal displacement of photovoltaic array’s rows using a novel shading model
Castellano, Nuria Novas; Parra, Gázquez; Antonio, José; … - In: Applied Energy 144 (2015) C, pp. 1-9
Photovoltaic energy has experienced tremendous growth in terms of implementation at facilities for power supply in … amounts of shadowing among them, which can reduce the overall energy produced from the array of photovoltaic panels on … the distance between the rows of fixed photovoltaic panels. The proposed method is based on the exact calculation of the …
Persistent link: https://www.econbiz.de/10011263363
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Optimal subsidy estimation method using system dynamics and the real option model: Photovoltaic technology case
Jeon, Chanwoong; Lee, Jeongjin; Shin, Juneseuk - In: Applied Energy 142 (2015) C, pp. 33-43
flexible. To evaluate our model, we apply it to the Korean photovoltaic subsidy and determine that the government can achieve … the photovoltaic diffusion target, even if it reduces the total subsidy by $US 359.5million. The optimal approach is to …
Persistent link: https://www.econbiz.de/10011208403
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Photovoltaic optimizer boost converters: Temperature influence and electro-thermal design
Graditi, G.; Adinolfi, G.; Tina, G.M. - In: Applied Energy 115 (2014) C, pp. 140-150
Photovoltaic (PV) systems can operate in presence of not uniform working conditions caused by continuously changing …
Persistent link: https://www.econbiz.de/10010737685
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Effects of frame shadow on the PV character of a photovoltaic/thermal system
Wang, Yunyun; Pei, Gang; Zhang, Longcan - In: Applied Energy 130 (2014) C, pp. 326-332
Most photovoltaic/thermal (PV/T) systems have an air layer between the glass cover and the cells to minimize heat loss …
Persistent link: https://www.econbiz.de/10010906269
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Dynamic simulation and modelling of stand-alone PV systems by using state equations and numerical integration methods
Illanes, Rafael; De Francisco, Adolfo; Núñez, Francisco; … - In: Applied Energy 135 (2014) C, pp. 440-449
It is known that simulation of PV systems permits to study their performance helping engineers to design them. This paper deals with the dynamic simulation and modelling of stand-alone PV systems by using state variables and numerical integration methods. Two PV systems have been modelled and...
Persistent link: https://www.econbiz.de/10011076393
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Evaluating the approach to reduce the overrun cost of grid connected PV systems for the Spanish electricity sector: Performance analysis of the period 2010–2012
de la Hoz, Jordi; Martín, Helena; Ballart, Jordi; … - In: Applied Energy 121 (2014) C, pp. 159-173
A methodology for calculating the overrun cost to the Spanish electricity system caused by the large overshoot of the PV power targets under the RD 661/2007 is here presented. The elements influencing the cost have been identified, which has allowed proposing different scenarios for its possible...
Persistent link: https://www.econbiz.de/10011040365
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Multi-objective optimization minimizing cost and life cycle emissions of stand-alone PV–wind–diesel systems with batteries storage
Dufo-López, Rodolfo; Bernal-Agustín, José L.; … - In: Applied Energy 88 (2011) 11, pp. 4033-4041
This paper describes an application of the Strength Pareto Evolutionary Algorithm to the multi-objective optimization of a stand-alone PV–wind–diesel system with batteries storage. The objectives to be minimized are the levelized cost of energy (LCOE) and the equivalent carbon dioxide (CO2)...
Persistent link: https://www.econbiz.de/10011040558