Results 81 to 90 of about 2,029 (172)

Nonlinear adaptive NeuroFuzzy feedback linearization based MPPT control schemes for photovoltaic system in microgrid.

open access: yesPLoS ONE, 2020
Renewable energy resources connected to a single utility grid system require highly nonlinear control algorithms to maintain efficient operation concerning power output and stability under varying operating conditions.
Muhammad Awais   +4 more
doaj   +1 more source

Twenty‐One Years of Global Atmospheric Chlorine Inventories From Atmospheric Chemistry Experiment Fourier Transform Spectrometer (ACE‐FTS) Measurements

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 5, 16 March 2026.
Abstract We present atmospheric chlorine inventories over 21 years (2004–2024) and five latitude bands (82–60°N, 60–30°N, 30°N–30°S, 30–60°S, 60–82°S) across altitudes from the surface up to 61 km. These inventories were calculated using the Atmospheric Chemistry Experiment‐Fourier Transform Spectrometer (ACE‐FTS) version 5.3 retrievals of the volume ...
N. Raymond   +3 more
wiley   +1 more source

Maximum power point optimization for a grid synchronized PV system considering partial shaded condition using multi-objective function [PDF]

open access: yes, 2019
Energy demand taking a bigger leap day by day, Renewable energy gets the  most leading importance in catering the purpose. Solar being the abundantly available renewable energy resource solar panels are key components in harnessing solar energy.
Ballal, Rajkiran   +3 more
core   +3 more sources

Revolutionizing photovoltaic power: An enhanced Grey Wolf Optimizer for ultra-efficient MPPT under partial shading conditions

open access: yesScientific African
This paper presents an Enhanced Grey Wolf Optimizer (E-GWO) algorithm for Maximum Power Point Tracking (MPPT) in photovoltaic (PV) systems under partial shading conditions.
Hajar Ahessab   +2 more
doaj   +1 more source

Tailored Monolayer Co‐Assembly for Enhanced Efficiency and Stability in Inverted Perovskite Solar Cells

open access: yesAdvanced Science, Volume 13, Issue 14, 9 March 2026.
This work presents a co‐assembled monolayer, Cys‐S‐2PACz, constructed via sequential deposition. The size‐complementary pairing and competitive anchoring between Cys and S‐2PACz enable dense and highly ordered molecular packing. Meanwhile, the synergistic passivation from the methylthio and thiol groups effectively suppresses interfacial recombination,
Fen Xia   +9 more
wiley   +1 more source

Sensorless beta-particle-filter strategy for optimizing solar trackers under Partial Shading Condition [PDF]

open access: yes
The solar tracking system is one of the effective methods to enhance Photovoltaic (PV) power generation efficiency. However, existing systems face challenges in managing power losses when PV panels experience partial shading, resulting in prolonged ...
Guan, Sheng-Uei   +6 more
core   +1 more source

Decoding Interfacial Charge‐Carrier Dynamics in Integrated Perovskite/Organic Solar Cells via Numerical Modeling

open access: yesAdvanced Energy Materials, Volume 16, Issue 9, 4 March 2026.
A physical framework is developed based on drift‐diffusion simulations to elucidate the operation of integrated perovskite/organic solar cells (I‐POSCs) through the lens of interfacial charge‐carrier dynamics. A stepwise analysis establishes key links between carrier transport/recombination phenomena and device performance metrics, offering valuable ...
Jingjing Tian   +5 more
wiley   +1 more source

Recent Progress on Giant Molecules: Synthesis, Assembly, and Applications

open access: yesChemistry–Methods, Volume 6, Issue 3, March 2026.
Giant molecules are molecules constructed by molecular nanoparticles with precise, rigid structure, have similar structures with small molecules and a large size as macromolecules. In this review, the constituent modules of giant molecules, as well as their synthesis, self‐assembly, applications in various fields and future developing prospect are ...
Haoyu Chen   +7 more
wiley   +1 more source

Rapid Microwave Annealing of Perovskites: Effects on Device and Material Stability in High Humidity

open access: yesEcoMat, Volume 8, Issue 3, March 2026.
This study demonstrates that microwave annealing significantly improves the stability of perovskite solar cells when exposed to high humidity conditions. Compared to traditional hot‐plate methods, microwave processing promotes the development of larger crystal grains, thereby obstructing moisture ingress and delaying degradation.
Syed Nazmus Sakib   +4 more
wiley   +1 more source

Novel initialization strategy: Optimizing conventional algorithms for global maximum power point tracking

open access: yesResults in Engineering
In this research, a novel initialization strategy for conventional MPPT algorithms is proposed to define the best position for the tracking process to start over the P–V curve.
Nedaa Al-Tawalbeh   +4 more
doaj   +1 more source

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