Results 1 to 10 of about 917 (145)

Performance comparison of interconnection schemes for mitigating partial shading losses in solar photovoltaic arrays [PDF]

Scientific Reports
Among the key challenges in utilizing solar photovoltaic arrays comprising multiple series-connected modules, is achieving its operation at the global maximum power point under partial shading conditions (PSCs).
Smita Pareek, Md Fahim Ansari, Neha Khurana, Md. Manzar Nezami, Salah S. Alharbi, Saleh S. Alharbi, Gopal Krishan, Ratna Dahiya, Mohammad Junaid Khan   +8 more
doaj   +2 more sources

Comparative Evaluation of Traditional and Advanced Algorithms for Photovoltaic Systems in Partial Shading Conditions [PDF]

Solar
The optimization of photovoltaic (PV) systems is vital for enhancing efficiency and economic viability, especially under Partial Shading Conditions (PSCs).
Robert Sørensen, Lucian Mihet-Popa
doaj   +3 more sources

Experimental validation of effective zebra optimization algorithm-based MPPT under partial shading conditions in photovoltaic systems [PDF]

Scientific Reports
This study introduces a novel approach for analyzing photovoltaic (PV) systems that employ block lookup tables for speedy and efficient simulation. It introduces an innovative method for tracking the Global Maximum Power Point (GMPP) by utilizing Zebra ...
Feriel Abdelmalek, Hamza Afghoul, Fateh Krim, Djallal Eddine Zabia, Hafedh Trabelsi, Mohit Bajaj, Ievgen Zaitsev, Vojtech Blazek   +7 more
doaj   +2 more sources

Evaluation of Mathematical Model to Characterize the Performance of Conventional and Hybrid PV Array Topologies under Static and Dynamic Shading Patterns [PDF]

Energies, 2020
The analysis and the assessment of interconnected photovoltaic (PV) modules under different shading conditions and various shading patterns are presented in this paper.
Manoharan Premkumar, Umashankar Subramaniam, Thanikanti Sudhakar Babu, Rajvikram Madurai Elavarasan, Lucian Mihet-Popa   +4 more
doaj   +3 more sources

A Hybrid P&O and PV Characteristics Simulation Method for GMPPT in PV Systems Under Partial Shading Conditions [PDF]

Sensors
Under uniform operating conditions, the power–voltage (P-V) and current–voltage (I-V) curves of a photovoltaic (PV) system have only one maximum point, which facilitates the operation of maximum power point tracking (MPPT) algorithms. In practice, the PV
Van Hien Bui, Van Du Ha, Viet Anh Truong, Thanh Long Duong   +3 more
doaj   +2 more sources

A novel hybrid GWO–PSO-based maximum power point tracking for photovoltaic systems operating under partial shading conditions [PDF]

Scientific Reports, 2022
One of the major challenges in photovoltaic (PV) systems is extracting the maximum power from the PV array, especially when they operate under partial shading conditions (PSCs).
Smail Chtita, Saad Motahhir, Aboubakr El Hammoumi, Aissa Chouder, Abou Soufiane Benyoucef, Abdelaziz El Ghzizal, Aziz Derouich, Mohamed Abouhawwash, S. S. Askar   +8 more
doaj   +2 more sources

Fast Indirect GMPPT Method for PV Systems under Uniform and Partial Shading Conditions [PDF]

Nigerian Journal of Technological Development
Under Partial Shading Conditions (PSCs), conventional MPPT techniques fail to locate the Global Maximum Power Point (GMPP) for PV generators, and when PSCs change suddenly and repetitively, several GMPP tracking techniques takes time to find or miss the
K. Ameur, A. Hadjaissa, N. Abouchabana, A. Rabehi   +3 more
doaj   +2 more sources

Performance of PV array configurations under dynamic partial shadings

EPJ Photovoltaics, 2023
The partial shading effect (PSE) is responsible for most power losses in a photovoltaic (PV) system. By modifying the interconnections between PV modules, called PV array reconfiguration, it is possible to improve the power output under partial shading ...
Shao Chuanyong, Migan-Dubois Anne, Diallo Demba   +2 more
doaj   +1 more source

An Effective Falcon Optimization Algorithm Based MPPT Under Partial Shaded Photovoltaic Systems

IEEE Access, 2022
Uncertain conditions involving partial shading can be found in large-scale solar photovoltaic (PV) systems. There is a possibility that the performance of the PV system will suffer as a result of partial shading conditions (PSCs) because it creates ...
Muhannad J. Alshareef
doaj   +1 more source

Mathematical puzzle based PV array configuration for GMP enhancement under non-uniform irradiation [PDF]

EAI Endorsed Transactions on Energy Web, 2021
The performance exploration of the proposed PV array configurations is analysed during the shadowing conditions. The performance evaluation of total-cross-tied (TCT) and symmetric matrix-total-cross-tied (SM-TCT) pattern based electrical ...
Isha Kansal, Rupendra Pachauri
doaj   +1 more source