Results 71 to 80 of about 1,009,779 (164)

Mitigating power loss in PV arrays using Four Pyramid Sudoku under Partial Shading

Ain Shams Engineering Journal
Partial shading (PS) in solar photovoltaic (PV) systems significantly reduces power generation and conversion efficiency. This study presents a novel Four Pyramid Sudoku (FPS) methodology to mitigate shading effects by optimizing the array layout while ...
Karthick. B, M. Sudhakaran
doaj   +1 more source

Electrical PV array reconfiguration strategy for energy extraction improvement in grid-connected PV systems [PDF]

, 2009
This paper applies a dynamical electrical array reconfiguration (EAR) strategy on the photovoltaic (PV) generator of a grid-connected PV system based on a plant-oriented configuration, in order to improve its energy production when the operating ...
Piqué López, Robert, Guinjoan Gispert, Francisco, Román Lumbreras, Manuel, Alfonso, Conesa, Velasco Quesada, Guillermo   +4 more
core   +2 more sources

PV Balancer --Concept, Architectures and Realization [PDF]

, 2012
This thesis presents a new concept of module-integrated converters called PV balancers for photovoltaic applications. The proposed concept enables independent maximum power point tracking (MPPT) for each panel, and dramatically decreases the requirements
Zhou, Huimin
core  

A Self-Healing Reconfiguration Strategy to Reduce Mismatch Losses in Photovoltaic Arrays Exposed to Non-Uniform Environmental Irradiance

Energies
Photovoltaic (PV) arrays frequently operate under non-uniform environmental conditions, including partial shading, dust accumulation, and temperature differences across the array.
Mohammed Alkahtani
doaj   +1 more source

A PV Array Reconfiguration Algorithm for Minimising Partial Shading Effects

, 2019
A photovoltaic array is subject to reduction of output caused by partial shading which causes bypass diodes to turn on. This can be alleviated by partly or fully cross-tying the modules within the rows of the array, and reconfiguring the positions of ...
Benjamin Chong, Etarhouni, M, Chong, B, Zhang, L, Mohamed Etarhouni, Li Zhang   +5 more
core   +1 more source

Performance assessment of advanced static reconfiguration strategies to address realistic shading of solar arrays

EPJ Photovoltaics
Partial shading conditions (PSCs) represent a complex and often unavoidable challenge in photovoltaic (PV) systems, leading to reduced maximum power output and causing mismatch losses.
Mimoun Ilyas, Mihoub Youcef, Logerais Pierre-Olivier, Karam Khairullah Mohammed, Abdou Tankari Mahamadou, Asri Aicha, Hassaine Said   +6 more
doaj   +1 more source

Bi-objective reinforcement learning for PV array dynamic reconfiguration under moving clouds

During the daily operation of photovoltaic (PV) array, it often encounters partial shading conditions, primarily caused by varying degrees of obstruction from moving clouds.
Wang, Yu, Liu, Chen, Cui, Qiushi, Pal, Bikash   +3 more
core   +1 more source

Improved-Odd-Even-Prime Reconfiguration to Enhance the Output Power of Rectangular Photovoltaic Array under Partial Shading Conditions

, 2023
The output power of a PV (photovoltaic) array decreases due to the partial shading condition (PSC). If one or more PV modules receives less irradiance compared to other PV modules in a PV array then it is called PSC.
Dileep Katiki, Chandrasekhar Yammani, Surender Reddy Salkuti   +2 more
core   +1 more source

A Control Strategy of a Three-Level NPC Inverter with PV Array Reconfiguration for THD Reduction and Enhancement of Output Power of the System Under Partial Shading Conditions

Applied Sciences
This study introduces a control strategy that integrates a photovoltaic (PV) array reconfiguration approach into a Three-Level Neutral Point Clamped (NPC) inverter with LCL filtering and Space Vector Pulse Width Modulation (SVPWM) control.
Halil İbrahim Yüksek, Okan Güngör, Ali Fuat Boz   +2 more
doaj   +1 more source

PERFORMANCE ENHANCEMENT OF RADIAL DISTRIBUTION SYSTEM BY SIMULTANEOUS RECONFIGURATION, OPTIMAL PLACEMENT OF DSTATCOM AND PV ARRAY USING DIFFERENTIAL EVOLUTION ALGORITHM

, 2017
<p>This paper presents a performance enhancement of a radial distribution system using simultaneous reconfiguration, optimal placement of DSTATCOM and PV array using differential evolution algorithm (DE).The purpose of this paper is to reduce real ...
Muthu Balaji. S*, Abdul Kareem M
core   +1 more source