Results 41 to 50 of about 395 (142)

Development of Hybrid PS-FW GMPPT Algorithm for improving PV System Performance Under Partial Shading Conditions [PDF]

, 2021
A global maximum power point tracking (MPPT) algorithm hybrid based on Particle Swarm Fireworks (PS-FW) algorithm is proposed which is formed with Particle Swarm Optimization and Fireworks Algorithm.
Chai, Lucas Gao King
core  

An Improved Partial Shading Detection Strategy Based on Chimp Optimization Algorithm to Find Global Maximum Power Point of Solar Array System

Energies, 2022
A PV system’s operation highly depends on weather conditions. In case of varying irradiances or load changes, there is a power mismatch between various modules of the PV array.
Muqaddas Elahi, Hafiz Muhammad Ashraf, Chul-Hwan Kim   +2 more
doaj   +1 more source

Design and experimental implementation of a hysteresis algorithm to optimize the maximum power point extracted from a photovoltaic system [PDF]

, 2018
In the several last years, numerous Maximum Power Point Tracking (MPPT) methods for photovoltaic (PV) systems have been proposed. An MPPT strategy is necessary to ensure the maximum power efficiency provided to the load from a PV module that is subject ...
Acho Zuppa, Leonardo, Ponce de León Puig, Nubia Ilia, Rodellar Benedé, José   +2 more
core   +2 more sources

Analysis of Dynamic Characteristic for Solar Arrays in Series and Global Maximum Power Point Tracking Based on Optimal Initial Value Incremental Conductance Strategy under Partially Shaded Conditions

Energies, 2017
Partial shading (PS) is an unavoidable condition which significantly reduces the efficiency and stability of a photovoltaic (PV) system. With PS, the system usually exhibits multiple-peak output power characteristics, but single-peak is also possible ...
Jian Zhao, Xuesong Zhou, Youjie Ma, Yiqi Liu   +3 more
doaj   +1 more source

Advanced Modeling, Control, and Optimization Methods in Power Hybrid Systems - 2021 [PDF]

, 2022
The climate changes that are becoming visible today are a challenge for the global research community. In this context, renewable energy sources, fuel cell systems and other energy generating sources must be optimally combined and connected to the grid ...

core   +1 more source

Global Maximum Power Point Tracking of Photovoltaic Systems Using Artificial Intelligence

Energies
Recently, artificial intelligence (AI) has become a promising solution to the optimization of the energy harvesting and performance of photovoltaic (PV) systems.
Rukhsar, Aidha Muhammad Ajmal, Yongheng Yang   +2 more
doaj   +1 more source

The Improved MPPT Controller For Photovoltaic System Under Partial Shading Condition [PDF]

, 2021
The performance of a photovoltaic (PV) array is affected by temperature, solar insolation, shading and array configuration. The PV system exhibits a non-linear I-V characteristic and its unique maximum power point on the P-V curve varies with insolation ...
PRASANTH, G.V.V, PRATAP, G SATYA
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New Global Maximum Power Point Tracking Technique Based on Indirect PV Array Voltage Control for Photovoltaic String Inverters With Reduced Number of Sensors

IEEE Access
This paper presents a study regarding the development of a single-stage single-phase grid-tied photovoltaic (PV) inverter with a new Global Maximum Power Point Tracking (GMPPT) technique.
Pedro A. R. Freitas, Lucas P. Pires, Luiz C. Freitas, Enio C. Resende, Henrique T. M. Carvalho, Luiz C. G. Freitas, Gustavo B. Lima   +6 more
doaj   +1 more source

A Novel PV Array Reconfiguration Algorithm Approach to Optimising Power Generation across Non-uniformly Aged PV Arrays by merely Repositioning

J, 2020
Photovoltaic (PV) module working conditions lack consistency and PV array power outputs fluctuate due to the non-uniform impact that aging has on various PV modules in a PV array.
Mohammed Alkahtani, Zuyu Wu, Colin Sokol Kuka, Muflah S Alahammad, Kai Ni   +4 more
doaj   +1 more source

International Journal of Smart Grid and Clean Energy A hybrid global MPPT scheme based on power closed-loop scanning and P&O method [PDF]

, 2020
This paper presents a hybrid Global Maximum Power Point Tracking (GMPPT) method. Firstly, an improved global scanning method is presented, which overcomes the difficulty to determine the power step size in "power closed-loop scanning (PCS)" ...
Gu Jun, Li Shanshou, Zhang Xing
core