Results 21 to 30 of about 595 (166)

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 [PDF]

open access: yesEnergies, 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   +3 more
doaj   +2 more sources

Probability distribution of GMPP under different irradiation and temperature conditions for GMPP tracking algorithm [PDF]

open access: yes, 2021
International audienceA photovoltaic (PV) array having multiple cells in series with bypass diodes may exhibit multiple power peaks under uneven irradiation, therefore an algorithm is required to reach the global maximum power point (GMPP).
Kha Bao Khanh Cao   +3 more
core   +1 more source

Global maximum power point tracking for PV conversion systems under partial shadings: NNIDA based approach [PDF]

open access: yes, 2023
Due to the nonlinear characteristics of photovoltaic (PV) cells, it remains as a challenge to generate stable maximum power from PV conversion systems.
Wang, Peng   +5 more
core   +1 more source

Meta-Heuristic Optimization Techniques Used for Maximum Power Point Tracking in Solar PV System [PDF]

open access: yes, 2021
A critical advancement in solar photovoltaic (PV) establishment has led to robust acceleration towards the evolution of new MPPT techniques. The sun-oriented PV framework has a non-linear characteristic in varying climatic conditions, which considerably ...
Hani Vahedi   +7 more
core   +1 more source

Multi-verse Optimization-based MPPT Design for PV-TEG System

open access: yesZhongguo dianli, 2023
A centralized hybrid photovoltaic thermoelectric generator (PV-TEG) system shows multiple local maximum power points (LMPPs) under a partial shading condition (PSC).
Dahu LI   +4 more
doaj   +1 more source

An Improved Bat Algorithm for More Efficient and Faster Maximum Power Point Tracking for a Photovoltaic System Under Partial Shading Conditions

open access: yesIEEE Access, 2020
Solar modules under partial shading (PS) conditions will result in power and voltage characteristic curves (P-VCC) having multiple peaks. If the maximum power point cannot be obtained, the output power of the solar modules will be greatly reduced. Hence,
Chih Yu Liao   +4 more
doaj   +1 more source

An Enhanced 0.8VOC-Model-Based Global Maximum Power Point Tracking Method for Photovoltaic Systems [PDF]

open access: yes, 2020
Under partial shading conditions (PSC), the power-voltage (P-V) characteristic curve of a photovoltaic string exhibits multiple peaks, posing a big challenge to the problem of global maximum power point tracking (GMPPT).
Ma, Jieming   +11 more
core   +1 more source

Deep reinforcement learning for global maximum power point tracking: design and experiments in real PV systems [PDF]

open access: yes, 2022
To ensure the efficient operation of photovoltaic systems, the maximum power point (MPP) must be found under different environmental conditions using a maximum power point tracking (MPPT) algorithm. Conventional methods such as the perturb and observe (P&
Gaviria Fierro, Jorge Felipe
core   +1 more source

Performance Analysis of Different Optimization Algorithms for MPPT Control Techniques under Complex Partial Shading Conditions in PV Systems

open access: yesEnergies, 2023
Classic algorithms show high performance in tracking the maximum power point (MPP) of photovoltaic (PV) panels under uniform irradiance and temperature conditions.
Nihat Pamuk
doaj   +1 more source

Comparison of Two Hybrid Global Maximum Power Point Algorithms for Photovoltaic Module Under Both Uniform and Partial Shading Condition [PDF]

open access: yes, 2020
Power vs. Voltage (P-V) characteristics of a photovoltaic module (PV) show multiple peaks under partial shading conditions (PSCs). Most conventional maximum power point tracking (MPPT) techniques can accurately locate the single point under uniform ...
Mekhilef, Saad   +5 more
core   +1 more source

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