Results 11 to 20 of about 2,123,255 (261)

Influence of a Hybrid MPPT Technique, SA-P&O, on PV System Performance under Partial Shading Conditions

open access: yesEnergies, 2023
The electricity sector has been undergoing profound transformations. In particular, the Portuguese self-consumer regime has allowed customers of the medium and low voltage electricity grid to be producers/consumers of electricity, actively contributing ...
Ahmed G. Abo-Khalil   +3 more
doaj   +1 more source

ANALYSIS OF GLOBAL AND LOCAL MAXIMUM POWER POINTS IN PV ARRAYS UNDER PARTIAL SHADING CONDITION

open access: yesJurnal Teknologi, 2023
Partial shading (PS) has a significant impact on the decrease in efficiency of photovoltaic (PV) array and performance of maximum power point tracking (MPPT) that must be addressed. We conduct an analysis and evaluation of local maximum power point (LMPP) in terms of quantity, and global maximum power point (GMPP) in terms of magnitude and diversity ...
openaire   +1 more source

Low-cost global MPPT scheme for photovoltaic systems under partially shaded conditions [PDF]

open access: yes, 2013
Maximum Power Point Tracking (MPPT) is a technique applied to improve the efficiency of power conversion in Photovoltaic (PV) systems. Under partially shadowed conditions, the Power-Voltage (P-V) characteristic exhibits multiple peaks and the existing ...
Lei, CU   +5 more
core   +1 more source

Identification and maximum power point tracking of photovoltaic generation by a local neuro-fuzzy model

open access: yesIECON 2012 - 38th Annual Conference on IEEE Industrial Electronics Society, 2012
With the rapid proliferation of the DC distribution systems, special attentions are paid to the photovoltaic (PV) generations. This paper addresses the problem of maximum power point tracking (MPPT) for PV systems using a local neuro fuzzy (LNF) network and steepest descent (SD) optimization algorithm.
Rouzbehi, Kumars   +3 more
openaire   +2 more sources

Holography for inflation using conformal perturbation theory [PDF]

open access: yes, 2012
We provide a precise and quantitative holographic description of a class of inflationary slow-roll models. The dual QFT is a deformation of a three-dimensional CFT by a nearly marginal operator, which, in the models we consider, generates an RG flow to a
Bzowski, Adam   +2 more
core   +1 more source

Hotspots in maximum power point tracking algorithms for photovoltaic systems – A comprehensive and comparative review

open access: yesEngineering Science and Technology, an International Journal, 2023
Increasing global energy consumption also raised concerns about environmental issues. Solar energy is one of the most promising sustainable solutions for this problem.
Cem Recai Çırak, Hüseyin Çalık
doaj   +1 more source

Particle swarm optimization based maximum power point tracking for Partially Shaded Photovoltaic Arrays [PDF]

open access: yes, 2016
This paper presents particle swarm optimization based perturb and observe (PSO-P&O) algorithm for maximizing output power of photovoltaic (PV) array under partially shaded conditions (PSC).
Teo, Kenneth Tze Kin
core   +1 more source

Submodule Integrated Distributed Maximum Power Point Tracking for Solar Photovoltaic Applications [PDF]

open access: yes, 2012
This paper explores the benefits of distributed power electronics in solar photovoltaic applications through the use of submodule integrated maximum power point trackers (MPPT).
Perreault, David J.   +1 more
core   +2 more sources

A Systematic Review and Analysis of MPPT Techniques for TEG Systems Under Nonuniform Temperature Distribution

open access: yesFrontiers in Energy Research, 2022
As a waste heat recovery power generation technology, the thermoelectric generation (TEG) system is popular and promising for its high reliability and environmental benefits.
Dan Zhang   +5 more
doaj   +1 more source

Improved decision support for engine-in-the-loop experimental design optimization [PDF]

open access: yes, 2009
Experimental optimization with hardware in the loop is a common procedure in engineering and has been the subject of intense development, particularly when it is applied to relatively complex combinatorial systems that are not completely understood, or ...
Chen, R.   +4 more
core   +3 more sources

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