Results 21 to 30 of about 420 (134)

Current-injected photovoltaic array for concentrated space solar power station

Frontiers in Energy Research, 2023
In this article, the power generation of a concentrated space solar power station (SSPS) is enhanced by current-injected total-cross-tied (TCT-CI) photovoltaic (PV) array.
Xintong Li, Jianwei Mi, Yiqun Zhang, Guangda Chen, Guanheng Fan, Dongxu Wang, Yingchun Du   +6 more
doaj   +1 more source

A Novel Topology to Improve PV Module Efficiency under Partial Shading Conditions

International Journal of Photoenergy, 2022
In this paper, we investigate the power degradation in a novel photovoltaic (PV) cell reconfiguration named KenDoKu (KDK) topology under different shading patterns.
Dominique Bonkoungou, Toussaint Guingane, Eric Korsaga, Sosthène Tassembedo, Zacharie Koalaga, Arouna Darga, François Zougmore   +6 more
doaj   +1 more source

Numerical modeling, simulation and evaluation of conventional and hybrid photovoltaic modules interconnection configurations under partial shading conditions

EPJ Photovoltaics, 2022
Partial shading on solar photovoltaic (PV) arrays is a prevalent problem in photovoltaic systems that impair the performance of PV modules and is responsible for reduced power output as compared to that in standard irradiance conditions thereby resulting
Saeed Faisal, Tauqeer Haider Ali, Gelani Hasan Erteza, Yousuf Muhammad Hassan, Idrees Asad   +4 more
doaj   +1 more source

Shade dispersion methodologies for performance improvement of classical total cross‐tied photovoltaic array configuration under partial shading conditions

IET Renewable Power Generation, 2021
Large size photovoltaic (PV) systems face a large number of issues based on malfunction and unfavourable climatic conditions such as partial shading conditions (PSCs). These PSCs are the major causes of PV systems’ performance degradation. In this paper,
Rupendra Kumar Pachauri, Jianbo Bai, Isha Kansal, Om Prakash Mahela, Baseem Khan   +4 more
doaj   +1 more source

A robust photovoltaic array reconfiguration strategy based on coyote optimization algorithm for enhancing the extracted power under partial shadow condition

Energy Reports, 2021
The operation of photovoltaic (PV) array under shade faces great challenges due to the power loss that reduces the extracted power. Reconfiguration process is one of the most promising solutions to reduce the effect of shadow on the array.
Hegazy Rezk, Ahmed Fathy, Mokhtar Aly
doaj   +1 more source

New high performance PV system architecture for mitigation of partial shading effects

e-Prime: Advances in Electrical Engineering, Electronics and Energy, 2023
Partial shading (PS) is a common phenomenon that significantly affects the performance of photovoltaic (PV) systems. Various techniques such as maximum power tracking (MPPT), PV module interconnection and reconfiguration, and power electronics- based ...
Subhash Murkute, Vandana A. Kulkarni (Deodhar)   +1 more
doaj   +1 more source

Power Enhancement under Partial Shading Condition Using a Two-Step Optimal PV Array Reconfiguration

International Journal of Photoenergy, 2021
Under partial shading conditions, photovoltaic (PV) arrays are subjected to different irradiance levels caused by nonuniform shading. As a result, a mismatch between the modules, a reduction in the power generated, and the hotspot phenomenon will be ...
Mohamad Hossien Nahidan, Mehdi Niroomand, Behzad Mirzaeian Dehkordi   +2 more
doaj   +1 more source

A matlab-based modelling to study and enhance the performance of photovoltaic panel configurations during partial shading conditions

Frontiers in Energy Research, 2023
Introduction: The utilization of solar energy in large-scale photovoltaic arrays has gained immense popularity on a global scale. However, shadows in the array lead to significant reductions in power output and create multiple power peaks in the P-V ...
Sadaquat Ali, Lahcen El Iysaouy, Lahcen El Iysaouy, Mhammed Lahbabi, Mhammed Lahbabi, Younes Boujoudar, Sultan J. Alharbi, Mohamed Azeroual, Fatima Zahra Bassine, Ayman Aljarbouh, Alexey Knyazkov, Aiman Albarakati, Mayur Rele, Stephanie Ness   +13 more
doaj   +1 more source

Impact of Uneven Shading by Neighboring Buildings and Clouds on the Conventional and Hybrid Configurations of Roof-Top PV Arrays

IEEE Access, 2021
Partial shading is the commonly encountered scenario of building roof-top based PV arrays that mainly occur due to the shadow of the neighbouring buildings and clouds resulting in unexpected losses and deteriorated system performance.
Priya Ranjan Satpathy, Thanikanti Sudhakar Babu, Sathish Kumar Shanmugam, Lakshman Naik Popavath, Hassan Haes Alhelou   +4 more
doaj   +1 more source

Minimization of Losses in Solar Photovoltaic Modules by Reconfiguration under Various Patterns of Partial Shading

Energies, 2018
Configurations of photovoltaic (PV) modules, such as series-parallel (SP), bridge-linked (BL), and total cross-tied (TCT) configurations, always utilize a number of connecting switches.
Chayut Tubniyom, Rongrit Chatthaworn, Amnart Suksri, Tanakorn Wongwuttanasatian   +3 more
doaj   +1 more source