Results 81 to 90 of about 551 (171)

Optimizing photovoltaic systems performance under partial shading using an advanced cuckoo search algorithm [PDF]

open access: yes
Partial shading negatively impacts power output in photovoltaic systems (PVs), causing multiple local maximum power points (LMPP) instead of a single global maximum power point (GMPP).
Benlafkih, Abdessamad   +5 more
core   +2 more sources

Global maximum power point tracking method of photovoltaic system under multi-peak conditions [PDF]

open access: yes, 2018
LAUREA MAGISTRALECon la rapida crescita della domanda di energia e la crescente scarsità di combustibili fossili, lo sviluppo e l'utilizzo delle energie rinnovabili ha ricevuto sempre più attenzione, ad esempio è possibile considerare il notevole ...
GUAN, TONG
core  

A Fast GMPPT Algorithm Based on PV Characteristic for Partial Shading Conditions [PDF]

open access: yesElectronics, 2019
Photovoltaic (PV) modules experience some partial shading conditions (PSC) due to some various factors. In that kind of a condition, a few maximum power points (MPPs) possibly appear on the power-voltage (P-V) curve, which increases the tracking difficulties. It is known that maximum power point tracking (MPPT) may not be realized by hill climbing (HC)
openaire   +2 more sources

Global Maximum Power Point Tracking of PV Array Under Non-Uniform Irradiation Condition Using Adaptive Velocity Particle Swarm Optimization [PDF]

open access: yes, 2020
Non-uniform irradiation condition (NUIC) is a condition of differences irradiation level received by each Photovoltaic (PV) on PV array. NUIC of PV array causes the emergence of several power peaks (consisting of several local peaks and one global peak ...
Anggriawan, Dimas Okky   +3 more
core   +1 more source

Review on Maximum Power Point Tracking Control Strategy Algorithms for Offshore Floating Photovoltaic Systems

open access: yesJournal of Marine Science and Engineering
Floating photovoltaic systems are rapidly gaining popularity due to their advantages in conserving land resources and their high energy conversion efficiency, making them a promising option for photovoltaic power generation.
Lei Huang   +4 more
doaj   +1 more source

MPPT Efficiency in PV Arrays under Partial Shading Conditions:A Comparative Analysis of PSO and P&O Algorithms

open access: yesENP Engineering Science Journal
Global Maximum Power Point Tracking (GMPPT) presents a fundamental challenge in photovoltaic (PV) systems due to the inherent nonlinearity of PV array characteristics.
Rachid Bennia   +2 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]

open access: yes, 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  

Improving the performance of time invariant maximum power point tracking methods [PDF]

open access: yes, 2017
This paper presents an improved reinitialisation condition for time invariant maximum power point tracking (MPPT) methods used in photovoltaic (PV) systems experiencing partial shading conditions (PSC).
Galligan, H, Lyden, S
core   +1 more source

Optimum MPPT technique for reconfiguring the photovoltaic array under partial shading failure [PDF]

open access: yes, 2023
Partial shading (PS) considerably restricts photovoltaic (PV) systems, requiring extraction of the global maximum power point (GMPP). This persistent challenge engenders continuous fluctuations in the maximum power point (MPP) and demands utmost ...
Ait Abdelmoula, Ibtihal   +5 more
core  

Study, modeling and simulation of photovoltaic panels under uniform and nonuniform illumination conditions

open access: yesRevue des Énergies Renouvelables, 2015
In this work we studied the behavior of the photovoltaic panels in a uniform and non uniform illumination conditions on the module surface. For this a group of UDTS50 PV panels was modeled and simulated under Matlab/Simulink environment toward discuss ...
S.E. Boukebbous, D. Kerdoun
doaj  

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