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Artykuły w czasopismach na temat „Solar PV array”

Autor: Grafiati

Data publikacji: 6 września 2023

Data aktualizacji: 26 lipca 2025

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1

Aizad Khursheed, Abul Saeed Azad. "Improvement of the Performance of Solar PV Array topologies under various partial shadowing situations." Journal of Information Systems Engineering and Management 10, no. 26s (2025): 409–20. https://doi.org/10.52783/jisem.v10i26s.4243.

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The partial shadowing effect significantly lowers the solar photovoltaic (PV) array's output power. To lessen the impacts of partial shade in PV arrays, several researchers have proposed a variety of array construction and reconfiguration strategies. In order to enhance performance under partial shadowing circumstances (PSCs), this research suggests novel PV array topologies (PVATs).Partial shadowing is a common occurrence for photovoltaic (PV) systems, and it significantly impairs the overall performance and efficiency of solar arrays. A precise understanding of how shadowing affects PV panel

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Udenze, Peter, Yihua Hu, Huiqing Wen, Xianming Ye, and Kai Ni. "A Reconfiguration Method for Extracting Maximum Power from Non-Uniform Aging Solar Panels." Energies 11, no. 10 (2018): 2743. http://dx.doi.org/10.3390/en11102743.

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Aging affects different photovoltaic (PV) modules in a PV array in a non-uniform way, thereby leading to non-uniform working conditions of the PV modules and resulting in variations in the power outputs of the PV array. In this paper, an algorithm is developed for optimising the electrical configuration of a PV array during the non-uniform aging processes amongst the PV modules. A new PV array reconfiguration method is proposed to maximize the power generation from non-uniformly aged PV arrays through rearrangements of the positions of the PV modules without having to replace the aged PV modul

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Wei, Xue Ye, Bin Guo, De Yue Li, and Gzhong Yang. "A Modeling Method and I-V Characteristics for PV Array." Applied Mechanics and Materials 713-715 (January 2015): 1202–7. http://dx.doi.org/10.4028/www.scientific.net/amm.713-715.1202.

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The output characteristics of a PV array vary nonlinearly when the number of solar cells interconnected in series and parallel changes. The model and its parameters for a single solar cell are analyzed firstly. Then the models and there parameters for series, parallel circuits and series-parallel PV array are proposed respectively using circuit theory and observational method. Especial, the parameters of the equivalent circuits for PV arrays are characterized by a equation. A simulations are implemented to verify the three types of theoretical models and there parameters.Keywords: Solar cell;

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Rajanna, B. V., and Malligunta Kiran Kumar. "Chopper-Based Control Circuit for BESS Integration in Solar PV Grids." Energies 14, no. 6 (2021): 1530. http://dx.doi.org/10.3390/en14061530.

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The power delivered by photovoltaic (PV) arrays is dependent on environmental factors, and hence the availability and quality of power delivered by the PV array is low. These issues can be mitigated by integrating a battery energy storage system (BESS) with PV arrays. The integration of the BESS with PV arrays requires controller circuits to regulate power flow between the BESS, PV array, and the load. In this paper, a boost converter-based controller is proposed. The proposed controller has higher reliability and efficiency, and lower operational complexity. It improves the power quality and

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5

Kamble, Vishwesh, and Milind Marathe. "Modelling and Simulation of Solar PV Array Field Incorporated with Solar Irradiance and Temperature Variation to Estimate Output Power of Solar PV Field." International Journal of Students' Research in Technology & Management 3, no. 2 (2015): 251–57. http://dx.doi.org/10.18510/ijsrtm.2015.323.

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Photovoltaic systems are designed to feed either to grid or direct consumption. Due to global concerns, significant growth is being observed in Grid connected solar PV Plants. Since the PV module generates DC power, inverter is needed to interface it with grid. The power generated by a solar PV module depends on surrounding such as irradiance and temperature. This paper presents modelling of solar PV arrays connected to grid-connected plant incorporated with irradiance and temperature variation, to design simulator to study and analyse effect on output power of solar PV arrays with irradiance

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Megantoro, Prisma, Abdul Abror, Muhammad Akbar Syahbani, et al. "Autonomous and smart cleaning mobile robot system to improve the maintenance efficiency of solar photovoltaic array." Bulletin of Electrical Engineering and Informatics 12, no. 6 (2023): 3288–97. http://dx.doi.org/10.11591/eei.v12i6.5950.

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A solar photovoltaic (PV) array is part of a PV power plant as a generation unit. PV array that are usually placed on top of buildings or the ground will be very susceptible to dirt and dust. Thus, this dirt and dust will be able to reduce the performance and work efficiency of the generation unit. Cleaning PV arrays by manpower requires high effort, cost, and risk, especially in higher location. This study presents the design of a mobile robot that is used to replace human labor to clean PV arrays. That way, the PV array maintenance steps can reduce operational costs and risks. This intellige

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7

ULAGANATHAN, SUNDARAM MEENAKSHI, RATHINAM MUNIRAJ, RADHAKRISHNAN VIJAYANAND, and DURAIRAJ DEVARAJ. "NOVEL SOLAR PHOTOVOLTAIC EMULATION FOR VALIDATING THE MAXIMUM POWER POINT ALGORITHM AND POWER CONVERTER." REVUE ROUMAINE DES SCIENCES TECHNIQUES — SÉRIE ÉLECTROTECHNIQUE ET ÉNERGÉTIQUE 68, no. 4 (2023): 407–12. http://dx.doi.org/10.59277/rrst-ee.2023.4.14.

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The photovoltaic (PV) source emulator plays an essential role in evaluating the performance of solar PV arrays, maximum power point (MPPT algorithms), power converters, and control algorithms in the rapidly growing field of solar power generation. This paper presents a novel neural network (NN)--based solar array emulator (SAE) for emulating PV array dynamic characteristics. The proposed SAE reference model, developed using NN, replicates PV array characteristics with a programmable dc power source's support under varying environmental conditions. A 640 W stand-alone PV system is designed and

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8

Suresh Babu, G., B. Prem Charan, and T. Murali Krishna. "Performance Analysis of SPV Module Using Solar PVTR System." International Journal of Engineering & Technology 7, no. 3.3 (2018): 68. http://dx.doi.org/10.14419/ijet.v7i3.3.14488.

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With a spurt in the use of non-conventional energy sources, photovoltaic installations are being deployed in several applications such as distributed power generation and standalone systems. Solar Photo Voltaic (SPV) module is the basic component of the solar PV system. The functioning of a photovoltaic array is influenced by solar insolation, shading and array arrangement. Often the PV arrays get shadowed, completely or partially by neighboring buildings, trees, towers and service poles. The efficacy of PV array unvaryingly depends upon temperature which in turn is reliant on radiation. In or

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9

Sarhaddi, Faramarz, Said Farahat, Hossein Ajam, and Amin Behzadmehr. "Exergetic Optimization of a Solar Photovoltaic Array." Journal of Thermodynamics 2009 (February 10, 2009): 1–11. http://dx.doi.org/10.1155/2009/313561.

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An exergetic optimization is developed to determine the optimal performance and design parameters of a solar photovoltaic (PV) array. A detailed energy and exergy analysis is carried out to evaluate the electrical performance, exergy destruction components, and exergy efficiency of a typical PV array. The exergy efficiency of a PV array obtained in this paper is a function of climatic, operating, and design parameters such as ambient temperature, solar radiation intensity, PV array temperature, overall heat loss coefficient, open-circuit voltage, short-circuit current, maximum power point volt

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10

Ardhenta, Lunde, and Wijono Wijono. "Photovoltaic Array Modeling under Uniform Irradiation and Partial Shading Condition." International Journal of Applied Power Engineering (IJAPE) 6, no. 3 (2017): 142. http://dx.doi.org/10.11591/ijape.v6.i3.pp142-149.

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Wind energy and solar energy are the prime energy sources which are being utilized for renewal energy. The performance of a photovoltaic (PV) array for solar energy is affected by temperature, irradiation, shading, and array configuration. Often, the PV arrays are shadowed, completely or partially, by the passing clouds, neighboring buildings and towers, trees, and utility and telephone poles. Under partially shaded conditions, the PV characteristics are more complex with multiple peaks, hence, it is very important to understand and predict the MPP under PSC in order to extract the maximum pos

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Ardhenta, Lunde, and Wijono Wijono. "Photovoltaic Array Modeling under Uniform Irradiation and Partial Shading Condition." International Journal of Applied Power Engineering (IJAPE) 6, no. 3 (2017): 144. http://dx.doi.org/10.11591/ijape.v6.i3.pp144-152.

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Wind energy and solar energy are the prime energy sources which are being utilized for renewal energy. The performance of a photovoltaic (PV) array for solar energy is affected by temperature, irradiation, shading, and array configuration. Often, the PV arrays are shadowed, completely or partially, by the passing clouds, neighboring buildings and towers, trees, and utility and telephone poles. Under partially shaded conditions, the PV characteristics are more complex with multiple peaks, hence, it is very important to understand and predict the MPP under PSC in order to extract the maximum pos

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12

Bhaisare, Sagar, Sanket Tete, Vaishnavi Talware, and Payal Weskade. "A Comprehensive Review of Partial Shading Analysis in a Solar PV Array." INTERANTIONAL JOURNAL OF SCIENTIFIC RESEARCH IN ENGINEERING AND MANAGEMENT 08, no. 02 (2024): 1–13. http://dx.doi.org/10.55041/ijsrem28908.

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The global transition to sustainable energy sources has spotlighted the pivotal role of solar photovoltaic (PV) technology in mitigating environmental impacts and fostering a clean energy future. However, the efficiency and reliability of solar PV arrays are significantly affected by partial shading conditions, where specific portions of the array receive reduced sunlight. This paper presents a comprehensive review of the importance of analyzing solar PV arrays under partial shading conditions, exploring economic, technological, environmental, and regulatory dimensions. This review paper provi

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13

Mas'ud, Abdullahi Abubakar. "The Combined Effect of Current Boosting and Power Loss on Photovoltaic Arrays under Partial Shading Conditions." Engineering, Technology & Applied Science Research 13, no. 1 (2023): 9932–40. http://dx.doi.org/10.48084/etasr.5369.

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This study proposes a novel technique for improving the performance of photovoltaic (PV) arrays under Partial Shading Conditions (PSCs). A 4×4 solar PV array with 16 panels was considered. Bridge-Linked (BL), Total Cross-Tied (TCT), Honey Comp (HC), One Cross-Link (OCL), and Two Cross-Link (TCL) were among the topologies of interest. First, the combined effect of connecting switches and partial shading on the PV array was studied. Then, the power loss/gain caused by reconfiguring the PV array structure from Series-Parallel (SP) to other schemes was investigated. Finally, a method of boosting c

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14

Tam, Le Thi Minh, Nguyen Van Duong, Nguyen Thanh Tien, and Nguyen Viet Ngu. "A Study on the Output Characteristic of Photovoltaic Array under Partially Shaded Conditions." Applied Mechanics and Materials 472 (January 2014): 198–205. http://dx.doi.org/10.4028/www.scientific.net/amm.472.198.

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Efficiency of Photovoltaic (PV) array is affected by surface temperature, solar irradiance, shadow and shape of the PV array. Under partially shaded conditions, the maximum power point tracking method will be hardly controlled since the output power characteristic of the PV array is complex with many spikes. In the present study, characteristics of PV array were therefore established under partially shaded conditions by using Matlab/Simulink. The output characteristics of the PV array under partially shaded conditions were calculated and analyzed. These output characteristics significantly dep

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15

Kasim, Naseer K., Nibras M. Obaid, Hatim G. Abood, Raed Abed Mahdi, and Ali Mohmood Humada. "Experimental study for the effect of dust cleaning on the performance of grid-tied photovoltaic solar systems." International Journal of Electrical and Computer Engineering (IJECE) 11, no. 1 (2021): 74. http://dx.doi.org/10.11591/ijece.v11i1.pp74-83.

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One of the challenges facing investment in photovoltaic (PV) energy is the accumulation of dust on the surface of the PV panels due to frequent dust storms in many countries, including Iraq. Surface dust particles reduce solar irradiance which declining the electrical performance of the PV solar systems. Therefore, this paper proposes an experimental study to analyze and evaluate the power efficiency of a PV system installed in Baghdad city, Iraq. The performance of dusty solar PV array is compared with that of the clean array of the same PV system. The clean solar array is equipped with an au

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Naseer, K. Kasim, M. Obaid Nibras, G. Abood Hatim, Abed Mahdi Raed, and Mohmood Humada Ali. "Experimental study for the effect of dust cleaning on the performance of grid-tied photovoltaic solar systems." International Journal of Electrical and Computer Engineering (IJECE) 11, no. 1 (2021): 74–83. https://doi.org/10.11591/ijece.v11i1.pp74-83.

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One of the challenges facing investment in photovoltaic (PV) energy is the accumulation of dust on the surface of the PV panels due to frequent dust storms in many countries, including Iraq. Surface dust particles reduce solar irradiance which declining the electrical performance of the PV solar systems.  Therefore, this paper proposes an experimental study to analyze and evaluate the power efficiency of a PV system installed in Baghdad city, Iraq. The performance of dusty solar PV array is compared with that of the clean array of the same PV system. The clean solar array is equipped with

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17

Smith, Sarah E., Brooke J. Stanislawski, Byron Kasey Eng, et al. "Viewing convection as a solar farm phenomenon broadens modern power predictions for solar photovoltaics." Journal of Renewable and Sustainable Energy 14, no. 6 (2022): 063502. http://dx.doi.org/10.1063/5.0105649.

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Heat mitigation for large-scale solar photovoltaic (PV) arrays is crucial to extend lifetime and energy harvesting capacity. PV module temperature is dependent on site-specific farm geometry, yet common predictions consider panel-scale and environmental factors only. Here, we characterize convective cooling in diverse PV array designs, capturing combined effects of spatial and atmospheric variation on panel temperature and production. Parameters, including row spacing, panel inclination, module height, and wind velocity, are explored through wind tunnel experiments, high-resolution numerical s

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Balouktsis, A., T. D. Karapantsios, K. Anastasiou, A. Antoniadis, and I. Balouktsis. "Load matching in a direct-coupled photovoltaic system-application to Thevenin's equivalent loads." International Journal of Photoenergy 2006 (2006): 1–7. http://dx.doi.org/10.1155/ijp/2006/27274.

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A methodology is developed for the assessment of load matching and further estimation of the optimum photovoltaic (PV) arrays arrangement over a prolonged period of time. The method calls for the calculation of the appropriate effectiveness factor defined as the ratio of the load energy over the maximum energy that can be produced by the PV array for a specific time period. The effectiveness factor depends on the PV array characteristics, the load characteristics, and the solar irradiance conditions. To produce realistic predictions for the effectiveness factor and the PV arrays arrangement wi

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Aditi, Singh, and Singh Jitender. "A STUDY ON TECHNOLOGY USED FOR EFFICIENCY IMPROVEMENT OF SOLAR PV CELLS." International Journal of Advances in Engineering & Scientific Research 4, no. 4 (2017): 51–61. https://doi.org/10.5281/zenodo.10776100.

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<strong>Abstract: </strong> Solar PV cells are building material for solar power Plants. Like all other electrical devices the efficiency improvement is a major research topic these days. In practice, high-energy conversion efficiency and long effective service time can help in reducing capital and operating costs, and, thus, are highly desired. Efficiency of solar PV cells depends upon many factors including environmental and the aging of PV cells. The technology such as Array mounting and Tracking is proved to be efficient for improving the performance of solar PV cells. The conversion effic

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, Meneni Saigeetha, G. Vaddikasulu. "A Cuckoo MPPT based SMC Control for Grid tied PV System." International Journal for Modern Trends in Science and Technology, no. 8 (August 5, 2020): 22–26. http://dx.doi.org/10.46501/ijmtst060805.

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Maximum power point techniques (MPPT) are used in photovoltaic system to make full utilization of PV array output power. The output power of PV array is always changing with weather conditions i.e., solar irradiation and atmospheric temperature. PV cell generates power by converting sunlight into electricity. The electric power generated is proportional to solar radiation. PV cell can generate around 0.5 to 0.8 volts. During cloudy weather due to varying insolation levels the output of PV array varies. The MPPT is a process which tracks the maximum power from array and by increasing the duty c

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Chen, Gong, Yan Wang, Yang Xu, et al. "Study on Electrical Characteristics of Thin Flexible Crystalline Silicon Solar Cells." Journal of New Materials for Electrochemical Systems 25, no. 1 (2022): 79–85. http://dx.doi.org/10.14447/jnmes.v25i1.a11.

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Flexibility makes output voltage-current curve of thin crystalline silicon solar cell’s photovoltaic (PV) array stair-stepping and corresponding power-voltage curve possessing non-uniform illumination characteristics, so existing conventional PV array model is no more suitable and it is necessary to build a new mathematical model of PV array that is suitable for flexibility condition. Based on engineering model of PV array and combining with series-parallel connection of electric circuit, the PV array under flexibility is analyzed in detail and it is derived theoretically that the mathematical

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Wang, Zhang Quan, You Rong Chen, and Yue Ruan. "Modeling of Arbitrary Power Level PV Array Based on Circuit Equivalent Mechanism." Advanced Materials Research 424-425 (January 2012): 586–91. http://dx.doi.org/10.4028/www.scientific.net/amr.424-425.586.

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According to the equivalent circuit of single solar cell and the V-I equation of PV cell based on physical mechanism, a simulation model of single solar cell is established. According to this model and structure feature of PV array, the Thevenin circuit equivalent transform theory is used. The control relationship between single solar cell and PV array is given. Then a simple modeling method for arbitrary power level PV array is proposed. To verify the model effectiveness, a Pspice simulation model is established. Output characteristics of the model and its feasibility in PV power generation s

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Mishra, Debani Prasad, Rudranarayan Senapati, and Surender Reddy Salkuti. "Comparison of DC-DC converters for solar power conversion system." Indonesian Journal of Electrical Engineering and Computer Science 26, no. 2 (2022): 648. http://dx.doi.org/10.11591/ijeecs.v26.i2.pp648-655.

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This paper covers the comparison between four different DC-DC converters for solar power conversion. The four converters are buck converter, buck-boost converter, boost converter, and noninverting buck-boost converter. An MPPT algorithm is designed to calculate battery voltage, current of PV array, the voltage of PV array, power of PV array, output power. It is observed that the non-inverting buck-boost converter is the finest converter for solar power conversion. The final circuit design has the results of 12.2V battery voltage, 0.31A current of PV array, 34V voltage of PV array, 23mW power o

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Agrawal, Niti. "Performance of conventional and modified solar photovoltaic array configuration under the combined effect of seasonal variation and partial shaded conditions." Journal of Energy Systems 9, no. 1 (2025): 52–67. https://doi.org/10.30521/jes.1523575.

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The energy yield of the photovoltaic (PV) array varies with every season, primarily due to variation in the availability of solar insolation and ambient temperature. Moreover, the energy generation of an installed PV array gets severely impacted by the partial shading conditions (PSCs), which occurs when neighbouring objects or even debris cast shadow on some portion of the array. The combined effect of seasonal variation and partial shading can lead to more pronounced fluctuation and deterioration in the energy yield of the PV array. In this work, the performance of a conventional and modifie

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Sreenath, S., K. Sudhakar, and A. F. Yusop. "Suitability Analysis of Solar Tracking PV System in the Airport Based on Glare Assessment." International Journal of Automotive and Mechanical Engineering 18, no. 3 (2021): 9061–70. http://dx.doi.org/10.15282/ijame.18.3.2021.18.0695.

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Due to the concerns with harmful emissions, airports have a great interest in solar photovoltaic technology. On the one hand, the vacant land areas in the airport can house solar PV arrays. On the other hand, there is an aviation safety issue due to the reflections from the solar PV arrays. This paper aims to perform a glare analysis of a conceptual solar PV array for three different solar tracking techniques. This suitability analysis is carried out for fixed-tilt, single-axis and dual-axis tracking techniques using ForgeSolar software. It is observed that a single-axis tracking solar PV syst

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Wang, Xiu Ling, and Rong Sheng Meng. "An Asymmetric Fuzzy Method for MPPT Control of PV System." Advanced Materials Research 341-342 (September 2011): 323–27. http://dx.doi.org/10.4028/www.scientific.net/amr.341-342.323.

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In this paper an Asymmetric Fuzzy Method for MPPT Control of PV System was described, which is focus on the nonlinear characteristics of solar arrays and it is necessary to create control rules that meet the output characteristics of the solar arrays. Asymmetric Fuzzy control method can solve this question: the input function and membership function reflect characteristics of photovoltaic array adequately, which is different from traditional symmetric fuzzy control. So we can adjust to the disturbance step according to the characteristics of photovoltaic array.

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Debani, Prasad Mishra1, Senapati2 Rudranarayan, and Reddy Salkuti3 Surender. "Comparison of DC-DC converters for solar power conversion system." Indonesian Journal of Electrical Engineering and Computer Science 26, no. 2 (2022): 648–55. https://doi.org/10.11591/ijeecs.v26.i2.pp648-655.

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This paper covers the comparison between four different DC-DC converters for solar power conversion. The four converters are buck converter, buckboost converter, boost converter, and noninverting buck-boost converter. An maximum power point tracking (MPPT) algorithm is designed to calculate battery voltage, current of photovoltaic (PV) array, the voltage of PV array, power of PV array, output power. It is observed that the non-inverting buckboost converter is the finest converter for solar power conversion. The final circuit design has the results of 12.2 V battery voltage, 0.31 A current of P

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Lipták, Róbert, and István Bodnár. "Simulation of fault detection in photovoltaic arrays." Analecta Technica Szegedinensia 15, no. 2 (2021): 31–40. http://dx.doi.org/10.14232/analecta.2021.2.31-40.

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In solar systems, faults in the module and inverter occur in proportion to increased operating time. The identification of fault types and their effects is important information not only for manufacturers but also for investors, solar operators and researchers. Monitoring and diagnosing the condition of photovoltaic (PV) systems is becoming essential to maximize electric power generation, increase the reliability and lifetime of PV power plants. Any faults in the PV modules cause negative economic and safety impacts, reducing the performance of the system and making unwanted electric connectio

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Premkumar, Manoharan, Chandrasekaran Kumar, and Ravichandran Sowmya. "Mathematical Modelling of Solar Photovoltaic Cell/Panel/Array based on the Physical Parameters from the Manufacturer’s Datasheet." International Journal of Renewable Energy Development 9, no. 1 (2020): 7–22. http://dx.doi.org/10.14710/ijred.9.1.7-22.

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This paper discusses a modified V-I relationship for the solar photovoltaic (PV) single diode based equivalent model. The model is derived from an equivalent circuit of the PV cell. A PV cell is used to convert the solar incident light to electrical energy. The PV module is derived from the group of series connected PV cells and PV array, or PV string is formed by connecting the group of series and parallel connected PV panels. The model proposed in this paper is applicable for both series and parallel connected PV string/array systems. Initially, the V-I characteristics are derived for a sing

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Pareek, Smita, and Ratna Dahiya. "Output Power Comparison of TCT & SP Topologies for Easy-to-Predict Partial Shadow on a 4×4 PV Field." Applied Mechanics and Materials 612 (August 2014): 71–76. http://dx.doi.org/10.4028/www.scientific.net/amm.612.71.

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The power generated by solar photovoltaic system depends on insolation, temperature and shading situation etc. These days’ solar PV arrays are mainly building integrated. Therefore PV array are often under partial shadow. The feature of these shadows can be either easy-to-predict (like neighbour’s chimney, nearby tree or neighbouring buildings) or difficult-to-predict (passing clouds, birds litter).Thus output power obtained by PV arrays decreases in a considerable manner. In this paper, output powers, currents and voltages for SP & TCT topologies are calculated for different patterns of e

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Kadeval, Hina N., and V. K. Patel. "Mathematical modelling for solar cell, panel and array for photovoltaic system." Journal of Applied and Natural Science 13, no. 3 (2021): 937–43. http://dx.doi.org/10.31018/jans.v13i3.2529.

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Renewable energy is considered as next alternative to fossil fuels and nowadays, it attracts much attention in agriculture and environmental protection. Application of solar photovoltaic system is drying and dehydration of products, heating, irrigation, greenhouse and power generation etc. Temperature and sun radiation varies nonlinearly. Power generation varies with reference to radiation and temperature in photo-voltaic (PV) system. PV characteristic is nonlinear and PV cell is the basic unit for electricity generation. To get the characteristic response of PV, it aimed to develop a solar ce

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Li, Ruide, Wenjun Yan, and Chaoqun Xia. "Dual-Branch Diffusion Detection Model for Photovoltaic Array and Hotspot Defect Detection in Infrared Images." Remote Sensing 17, no. 6 (2025): 1084. https://doi.org/10.3390/rs17061084.

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Failures in solar photovoltaic (PV) modules generate heat, leading to various hotspots observable in infrared images. Automated hotspot detection technology enables rapid fault identification in PV systems, while PV array detection, leveraging geometric cues from infrared images, facilitates the precise localization of defects. This study tackles the complexities of detecting PV array regions and diverse hotspot defects in infrared imaging, particularly under the conditions of complex backgrounds, varied rotation angles, and the small scale of defects. The proposed model encodes infrared image

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BALARAJU, V., and Ch Chengaiah. "Modeling and Performance Investigations of Partially Shaded Solar PV Arrays with Cell Partition Technique based Modules." Trends in Renewable Energy 8, no. 1 (2022): 1–26. http://dx.doi.org/10.17737/tre.2022.8.1.00134.

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Solar photovoltaic (PV) modules consist of solar cells connected in series to provide the required output power. The solar PV system is experiencing major challenges, which are mainly due to the partial shadows on the photovoltaic modules leading to mismatching power loss and hot spot problems. Hotspots have become a major cause of PV module failure. The Cell Partition Technique (CPT) is proposed to reduce hotspots and minimize mismatch losses caused by partial shadings. Specifically, each solar PV cell (Full cell) in a solar PV module is divided or partitioned into two half cells (known as Ha

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Najem, Alaa. "YEARLY IMPROVEMENT OF GRID-CONNECTED SOLAR PV SYSTEM PARAMETERS BY PLANAR CONCENTRATORS." Journal of Engineering Research [TJER] 19, no. 2 (2023): 140–51. http://dx.doi.org/10.53540/tjer.vol19iss2pp140-151.

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Planar concentrators are used in the current manuscript to improve the solar PV system parameters (electrical energy, array yield, and solar irradiation). Additionally, study the temperature (both the ambient temperature and the temperature of the PV modules), performance ratio, and efficiency. The current PV system is situated at Al-Taji town in Baghdad. These improvements are achieved by using planar concentrators to increase solar radiation (made of aluminium metal). The results demonstrated a 21% increase in the yearly average energy output for improved solar PV modules. The improved solar

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Puja, Kumari, Kumar Manoj, and Singh Jitender. "BATTERY STATES CONTROLLING BY PV SYSTEM." International Journal of Advances in Engineering & Scientific Research Vol.4, Issue 4, Jun-2017 (2017): pp 41–50. https://doi.org/10.5281/zenodo.846481.

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The paper presents the modeling of a standalone PV system in Matlab/Simulink environment. The PV model is developed using basic circuit equations of the photovoltaic (PV) solar cells including the effects of solar irradiation and temperature changes. A DC/DC Boost converter is used to increase the array voltage to that of battery and connected DC load. The buck converter is controlled to extract the maximum power output of PV panel. The equations of the model are presented in details. First the mathematical modeling of a solar cell is done, then how a solar module, array and panel is obtained

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Ainah, P. K., and S. Ugemuge. "Effect and Behaviour of Photovoltaic Array Power under Intermittency." European Journal of Engineering and Environmental Sciences 8, no. 2 (2024): 1–9. https://doi.org/10.5281/zenodo.13891497.

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Photovoltaic (PV) arrays are a critical component in the global transition towards renewable energy, but they face significant challenges due to intermittency, which refers to fluctuations in solar irradiance caused by environmental factors such as cloud cover, shading, and atmospheric conditions. MATLAB/Simulink environment was used to model and simulate the PV array under different intermittency scenarios. This study investigates the effect of intermittency on the performance of a PV array with a maximum power output of 3980 watts. The study analyses the impact of varying irradiance levels o

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Aditi, Singh, and Singh Jitender. "A STUDY ON TECHNOLOGY USED FOR EFFICIENCY IMPROVEMENT OF SOLAR PV CELLS." International Journal of Advances in Engineering & Scientific Research Vol.4, Issue 4, Jun-2017 (2017): pp 51–61. https://doi.org/10.5281/zenodo.846951.

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Solar PV cells are building material for solar power Plants. Like all other electrical devices the efficiency improvement is a major research topic these days. In practice, high-energy conversion efficiency and long effective service time can help in reducing capital and operating costs, and, thus, are highly desired. Efficiency of solar PV cells depends upon many factors including environmental and the aging of PV cells. The technology such as Array mounting and Tracking is proved to be efficient for improving the performance of solar PV cells. The conversion efficiency of solar PV cells is d

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Ajay Kumar, J., T. Sai Sourav, and K. P. Prasad Rao. "Observation of P-V And I-V Characteristics Before and After Partial Shadow Effect on Photovoltaic Array Using Boost Converter." International Journal of Engineering & Technology 7, no. 1.8 (2018): 204. http://dx.doi.org/10.14419/ijet.v7i1.8.16403.

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The fundamental power generation unit for photovoltaic is solar PV module. The staging of PV array pivot on environmental conditions like operating temperature, solar heatstroke, array layout. PV line-up get partial shadow effect due to shadow of trees, poles, buildings…etc. Under such conditions the array gets more complicated and it will have spare than one alp. It is very dominant to forecast the attributes of PV array under partial shadow effect to procure maximal power. More distant hotspots, discrepancy losses will occur as well as these lead to certainty and constancy problems. It is st

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Nimain, Charan Nayak. "Optimized grid-connected solar inverter design with advanced maximum power point tracking." i-manager’s Journal on Electrical Engineering 18, no. 2 (2024): 37. https://doi.org/10.26634/jee.18.2.21546.

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This paper introduces a high-performance, single-stage inverter design tailored for grid-connected photovoltaic (PV) systems. The proposed configuration not only amplifies the typically low voltage of PV arrays but also efficiently converts solar-generated DC power into high-quality AC power for grid integration, while maximizing power extraction from the PV array. The system ensures that the total harmonic distortion of the grid-fed current remains within acceptable limits. Key advantages of the proposed topology include enhanced PV array utilization, improved efficiency, reduced cost, and a

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Amit, Patidar*1 &. Lavkesh Patidar2. "ENHANCEMENT OF PV CELL BOOST CONVERTER EFFICIENCY WITH THE HELP OF MPPT TECHNIQUE." INTERNATIONAL JOURNAL OF RESEARCH SCIENCE & MANAGEMENT 4, no. 7 (2017): 37–45. https://doi.org/10.5281/zenodo.831431.

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The recent upsurge in the demand of PV systems is due to the fact that they produce electric power without hampering the environment by directly converting the solar radiation into electric power. However the solar radiation never remains constant. It keeps on varying throughout the day. The need of the hour is to deliver a constant voltage to the grid irrespective of the variation in temperatures and solar isolation. We have designed a circuit such that it delivers constant and stepped up dc voltage to the load. We have studied the open loop characteristics of the PV array with variation in t

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Raju, V. Bala, and Ch Chengaiah. "Enhance the Output Power of a Shaded Solar Photovoltaic Arrays with Shade Dispersion based TCT Configuration." Trends in Renewable Energy 7, no. 1 (2021): 1–23. http://dx.doi.org/10.17737/tre.2021.7.1.00128.

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Partial shading has a negative impact on the performance parameters of a Solar Photovoltaic (PV) array, because it shades certain panels while leaving others un-shaded. This article focuses on modeling, comparing and performance assessment of 6×6, 6×5 and 5×6 size shadowed solar PV arrays under different partial shading cases in the MATLAB/ Simulink software. For this purpose, the simulation of series-parallel (SP), Total-Cross-Tied (TCT) and proposed shade dispersion based TCT (SD-TCT) type of array configurations was carried out under few shading cases. The proposed SD-TCT was designed using

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Vavilapalli, Sridhar, Umashankar Subramaniam, Sanjeevikumar Padmanaban, and Frede Blaabjerg. "Design and Controller-In-Loop Simulations of a Low Cost Two-Stage PV-Simulator." Energies 11, no. 10 (2018): 2774. http://dx.doi.org/10.3390/en11102774.

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A PV-Simulator is a DC power source in which the current-voltage (I-V) characteristics of different PV arrays can be programmed. With a PV-simulator, the operation of the solar power conditioning systems can be validated at a laboratory level itself before actual field trials. In this work, design, operation and controls for a two-stage programmable PV-simulator required for the testing of solar power conditioning systems are presented. The proposed PV-simulator consists of a three-level T-type active front-end converter in the first stage and a buck-chopper-based DC-DC converter in the second

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Ravindra, Janga, and Alluru Nagalakshminarayana. "An Improvement in Performance of Grid Connected PV System with High Step-up DC-DC Converters." European Journal of Advances in Engineering and Technology 5, no. 7 (2018): 427–36. https://doi.org/10.5281/zenodo.10715017.

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<strong>ABSTRACT</strong> With the rapid change and the continuous evolution towards renewable energy sources, solar energy becoming feasible one as compared to other renewable resources. To overcome the inconvenience in the conventional array and obtaining the maximum power from the solar PV array, a maximum power point tracking (MPPT) technique is adopted. This paper presents the step by step design procedure to design a grid connected solar PV system using high step-upDC-DC Converters. A PV array is first designed, for obtaining the maximum power from the PV array with the Perturb and Obser

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Aswal, Pankaj, Mayank Chaturvedi, Puspender Singh, and Pradeep Kumar Juneja. "Concentrating Power for MPPT Solar PV Module forming Channelization of Efficient Energy." Indonesian Journal of Electrical Engineering and Computer Science 4, no. 3 (2016): 526. http://dx.doi.org/10.11591/ijeecs.v4.i3.pp526-531.

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<p>The energy of photovoltaic (PV) is going to become a most relevant part of renewable energy in world, by PVC Cell system for sufficient energy extraction this research will scrutinize the solar PV energy generation and conversion by effective devices to grid alliances Here this treatise target on I-V and P-V characteristics of Photo volatile modules or array, primarily under irregular shading condition, the model development of PV system and considering both physical and electrical parameters of solar PV module. The treatise ponder that how disparate bypass diode collocation could be

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Bojic, Milorad, Alexandre Patou Parvedy, Frédéric Miranville Miranville, et al. "Photovoltaic electricity production in a residential house on Réunion." Journal of Energy in Southern Africa 24, no. 2 (2013): 50–56. http://dx.doi.org/10.17159/2413-3051/2013/v24i2a3130.

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In this paper, the electrical energy generation of photovoltaic (PV) arrays is discussed for three cities on the island of Réunion (the Republic of France) located in the Indian Ocean. Each PV array has a different orientation as it is placed at different parts of the roof of a residential house that supposedly is a sustainable building. The electrical energy generation is obtained by using EnergyPlus software and measured solar radiation data. The highest generation of electric energy is found for the PV array located at the north roof surface. The generation of electric energy at the east-fa

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Raza, Muhammad Ali, Saneea Zahra, Safdar Raza, et al. "Mitigating the Impact of Partial Shading Conditions on Photovoltaic Arrays Through Modified Bridge-Linked Configuration." Sustainability 17, no. 3 (2025): 1263. https://doi.org/10.3390/su17031263.

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Global reliance on depleting energy resources is driving the urgent need for alternative solutions to address escalating energy demands. Solar energy, a prominent renewable resource, leverages various configurations and techniques to maximize power output, even under challenging environmental conditions. In photovoltaic (PV) arrays, partial shading conditions (PSCs) significantly hinder efficiency by reducing power extraction across solar panels. Traditionally, configurations such as series, parallel, series-to-parallel, and bridge-linked (BL) are employed to optimize power output; however, ea

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Singh, Santosh Kumar, Anurag Singh Yadav, Ashutosh Srivastava, and Amarjeet Singh. "Power Enhancement from Solar PV Array Topologies under Partial Shading Condition." SAMRIDDHI : A Journal of Physical Sciences, Engineering and Technology 10, no. 01 (2018): 33–40. http://dx.doi.org/10.18090/samriddhi.v10i01.5.

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In this paper, a detailed study is carried out on the solar photovoltaic (PV) array topologies under various shading patterns. The aim of this study is to investigate the mismatch effect losses in PV modules for non uniform irradiations. The shading causes not only power losses, but also non-linearity of P-V characteristics. Under partial shaded conditions, the P-V and I-V characteristics exhibit extreme non-linearity along with multiple load maxima. In this paper, the investigations of the optimal layout of PV modules in a PV array are worked out to provide maximum output power under various

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Mustapha, Alaoui, Maker Hattab, Mouhsen Azeddine, and Hihi Hicham. "Photovoltaic emulator of different solar array configurations under partial shading conditions using damping injection controller." International Journal of Power Electronics and Drive System (IJPEDS) 11, no. 2 (2020): 1019–30. https://doi.org/10.11591/ijpeds.v11.i2.pp1019-1030.

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In the last decades, researchers and scientists have been trending towards photovoltaic (PV) solar energy research as one of the noteworthy renewable energies. As a matter of fact, the need for a laboratory system devoted to performing measurements and experimentation on PV systems is being increased. The PV array emulator is designed to accomplish this task by reproducing accurately the electrical behavior of real PV sources. The present paper proposes thus a new control and design of PV array emulators. It is based essentially on a hybrid Damping Injection controller. The proposed control st

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Kasim, N. K., H. H. Hussain, and A. N. Abed. "Boosting the energy output of an On-Grid solar PV system using a novel techniques." Journal of Applied Research and Technology 21, no. 6 (2023): 1066–74. http://dx.doi.org/10.22201/icat.24486736e.2023.21.6.2036.

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Two techniques have been used in this study to boost energy output of an on-grid PV system. Boosting energy output is achieved by educating the PV solar system performance parameters. Planar concentrators and cooling are two techniques used to boost energy output. The current solar PV system is placed in Baghdad/Al-Taji. This work includes improving the following performance parameters: performance ratio (PR), array efficiency, array yield, electrical energy, as well as solar irradiation. All of these improvements are accomplished by improving solar irradiance using planar concentrators (made

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Alaoui, Mustapha, Hattab Maker, Azeddine Mouhsen, and Hicham Hihi. "Photovoltaic emulator of different solar array configurations under partial shading conditions using damping injection controller." International Journal of Power Electronics and Drive Systems (IJPEDS) 11, no. 2 (2020): 1019. http://dx.doi.org/10.11591/ijpeds.v11.i2.pp1019-1030.

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In the last decades, researchers and scientists have been trending towards photovoltaic (PV) solar energy research as one of the noteworthy renewable energies. As a matter of fact, the need for a laboratory system devoted to performing measurements and experimentation on PV systems is being increased. The PV array emulator is designed to accomplish this task by reproducing accurately the electrical behavior of real PV sources. The present paper proposes thus a new control and design of PV array emulators. It is based essentially on a hybrid Damping Injection controller. The proposed control st

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