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Improved performance of partially shaded photovoltaic array with reformed-total cross tied configuration

Energy Harvesting and Systems, 2020
Abstract Renewable energy sources are receiving wide popularity due to the shortage of fossil fuels and environmental problems caused by conventional energy sources. Solar photovoltaic energy is a widely used sustainable energy source. The power developed by a solar cell is greatly influenced by the insolation level.
Vishnu P Madhanmohan, Abdul Saleem
exaly   +3 more sources

Fault Analysis and Detection in Total Cross Tied Photovoltaic Arrays

2018 Twentieth International Middle East Power Systems Conference (MEPCON), 2018
The American National Electric Code (NEC) requires the presence of a series-arc-fault-detector in any Photovoltaic installation operating at a voltage greater than or equal to 80V. Therefore, the presence of an accurate series-arc-fault detector that can detect series-arc-faults and discriminate them from Partial Shading (PS) is required.
Almoataz Y Abdelaziz
exaly   +4 more sources

PV Distributed-MPP Tracking: Total-Cross-Tied Configuration of String-Integrated-Converters to Extract the Maximum Power Under Various PSCs

IEEE Systems Journal, 2020
The building integrated photovoltaic (PV) central inverter architecture comprises various PV module configurations. The PV module configurations are vulnerable to shading effects and cause mismatching power losses. To reduce the detrimental impact of shading and mismatching on energy production, the PV distributed-maximum power point tracking (D-MPPT ...
Suneel Raju Pendem   +2 more
exaly   +3 more sources

Mathematical analysis of total-cross-tied photovoltaic array under partial shading condition and its comparison with other configurations

Solar Energy, 2016
Abstract The goal of this paper is to investigate total-cross-tied (TCT) configuration under partial shading condition. A full investigation requires mathematical analysis and simulation. An accurate mathematical analysis gives us a better understanding of how partial shading affects the output curves of the solar cell, so we first mathematically ...
Ali Khalafi, Morteza Ahmadi
exaly   +3 more sources

An Optimal Total Cross Tied Interconnection for Reducing Mismatch Losses in Photovoltaic Arrays

IEEE Transactions on Sustainable Energy, 2013
A mismatch in a photovoltaic array implies differences in the I-V characteristics of the modules forming the array. This can lead to significant energy losses known as mismatch losses. The mismatch and the resulting losses can be reduced by altering the interconnection of the array. This paper proposes an optimal total cross tied interconnection, based
Mehrdad Kazerani, M M A Salama
exaly   +3 more sources

Four square sudoku approach for alleviating shading effect on total-cross-tied PV array

Energy Conversion and Management, 2022
Dalia Yousri   +2 more
exaly   +3 more sources

Optimal total cross tied interconnection for photovoltaic arrays to reduce partial shading losses

2012 IEEE Power and Energy Society General Meeting, 2012
The condition of having different irradiance levels among different photovoltaic modules in a photovoltaic array is called partial shading. Energy losses have been reported to occur due to partial shading. These losses could be reduced by reconnecting the modules of the array in such a way that the overall impact of partial shading on the array is ...
M M A Salama
exaly   +3 more sources

Enhanced simulation of total cross tied photovoltaic arrays

Mathematics and Computers in Simulation, 2019
Abstract A photovoltaic field is classically made of parallel connected strings, each one formed by a number of series connected modules. The total cross tied interconnection, which adds string-to-string wires, allows to increase the harvested energy when non-uniform operating conditions, like partial shadowing, occur.
Martha Lucía Orozco-Gutíerrez   +4 more
openaire   +2 more sources

Maximum Power Estimation of Total Cross-Tied Connected PV Cells in Different Shading Conditions for High Current Application

IEEE Journal of Emerging and Selected Topics in Power Electronics, 2022
In the existing solar photovoltaic modules, cells are connected in series. The performance of the series-connected module degrades severely during partial shading condition. Further, the use of bypass diode causes multiple peak (local and global peaks) problem.
Papul Changmai   +3 more
openaire   +2 more sources

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