Results 31 to 40 of about 619 (207)

Followed The Regularized Leader (FTRL) prediction model based photovoltaic array reconfiguration for mitigation of mismatch losses in partial shading condition

IET Renewable Power Generation, 2022
Non‐uniform irradiance, for example, partial shading, would affect the performance of the whole Photovoltaic (PV) array and reduce the output power.
Xin Gao, Fang Deng, Hao Zheng, Ning Ding, Ziman Ye, Yeyun Cai, Xiangyang Wang   +6 more
doaj   +1 more source

Gene Evaluation Algorithm for Reconfiguration of Medium and Large Size Photovoltaic Arrays Exhibiting Non-Uniform Aging

Energies, 2020
Aging is known to exert various non-uniform effects on photovoltaic (PV) modules within a PV array that consequently can result in non-uniform operational parameters affecting the individual PV modules, leading to a variable power output of the overall ...
Mohammed Alkahtani, Yihua Hu, Zuyu Wu, Colin Sokol Kuka, Muflih S. Alhammad, Chen Zhang   +5 more
doaj   +1 more source

Mitigating mismatch power loss of series–parallel and total-cross-tied array configurations using novel enhanced heterogeneous hunger games search optimizer

Energy Reports, 2022
The location of shaded or faulty Photovoltaic modules in the PV array has a negative impact on the harvested power from the entire array. To overcome this significant limitation, PV reconfiguration is a considerable technique developed via interchanging ...
Dalia Yousri, Ehab F. El-Saadany, Yomna Shaker, Thanikanti Sudhakar Babu, Ahmed F. Zobaa, Dalia Allam   +5 more
doaj   +1 more source

Reconfigured Photovoltaic Model to Facilitate Maximum Power Point Tracking for Micro and Nano-Grid Systems

Energies, 2022
PV systems are a popular energy resource, prevalent worldwide; however, shade faults manifested in PV systems limit its power conversion efficiency.
J. Prasanth Ram, Dhanup S. Pillai, Ye-Eun Jang, Young-Jin Kim   +3 more
doaj   +1 more source

PV array reconfiguration with electrical energy storage system for power system frequency regulation

Frontiers in Energy Research, 2022
In this work, a novel PV station participating FR technique based on PV array reconfiguration and battery energy storage system (BESS) is put forward.
Jun Zhou, Chong Liu, Kun Li
doaj   +1 more source

DC Motor Load performance in DC system with reconfiguration of PV Array [PDF]

Indian Journal of Science and Technology, 2021
Objectives: To examine if the changing of the series-parallel configuration of photovoltaic (PV) array can influence a simple DC drive performance. Methods: In this study, a simulated investigation is carried out for a PV system consisting of 30 panels arranged in 3*5 and 5*3, 3*6 and 6*3, 5*6, and 6*5 configuration. Two motors of rating 5 HP and 10 HP
Y P Soni, E Fernandez
openaire   +2 more sources

Disperse Partial Shading Effect of Photovoltaic Array by Means of the Modified Complementary SuDoKu Puzzle Topology

Energies, 2023
This paper presents a novel modified Complementary SuDoKu puzzle (MC-SDKP) topology for the static reconfiguration of photovoltaic (PV) arrays. It was developed with the aim of enhancing the power output of a PV array which is exposed to partially shaded
Cheng-En Ye, Cheng-Chi Tai, Yu-Pei Huang
doaj   +1 more source

Cost Effective Offline Reconfiguration for Large-Scale Non-Uniformly Aging Photovoltaic Arrays Efficiency Enhancement

IEEE Access, 2020
In the past decades, a huge number of large-scale photovoltaic (PV) plants have been constructed all around the world. However, the capital and operational costs can be high, which limits their widespread applications.
Zuyu Wu, Chen Zhang, Mohammed Alkahtani, Yihua Hu, Jiangfeng Zhang   +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

A jigsaw puzzle-based reconfiguration technique for enhancing maximum power in partially shaded hybrid photovoltaic array—lmplementation

, 2022
To minimize the mismatch losses, the physical location of the modules in the photovoltaic (PV) array is rearranged based on the jigsaw puzzle pattern without altering the electrical connections.
Balachandran, PK, Murugesan, P, Elavarasan, RM, Shafiullah, GM, David, PW   +4 more
core   +1 more source