Results 11 to 20 of about 6,842 (163)

Current-injected photovoltaic array for concentrated space solar power station

open access: yesFrontiers 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   +6 more
doaj   +1 more source

Traditional and hybrid solar photovoltaic array configurations for partial shading conditions: perspectives and challenges [PDF]

open access: yes, 2023
he role of photovoltaic (PV) array in converting solar energy to electrical energy is very much important to get maximum power. Current challenge in solar PV systems is to make them energy efficient.
Alla, RamaKoteswara Rao   +2 more
core   +3 more sources

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

open access: yesInternational 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   +6 more
doaj   +1 more source

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

open access: yesEPJ 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   +4 more
doaj   +1 more source

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

open access: yesIET 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   +4 more
doaj   +1 more source

A surge of late-occurring meiotic double-strand breaks rescues synapsis abnormalities in spermatocytes of mice with hypomorphic expression of SPO11 [PDF]

open access: yes, 2015
Meiosis is the biological process that, after a cycle of DNA replication, halves the cellular chromosome complement, leading to the formation of haploid gametes.
Barchi, Marco   +9 more
core   +6 more sources

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

open access: yese-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   +1 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

open access: yesEnergy 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

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

open access: yesInternational 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   +2 more
doaj   +1 more source

A hierarchical architecture for increasing efficiency of large photovoltaic plants under non-homogeneous solar irradiation [PDF]

open access: yes, 2019
Under non-homogeneous solar irradiation, photovoltaic (PV) panels receive different solar irradiance, resulting in a decrease in efficiency of the PV generation system.
Binh Doan Van   +8 more
core   +1 more source

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