Results 111 to 120 of about 20,440 (201)

A more rigorous description of the multiplierless MPPT principle.

open access: yes, 2010
This note refers to the article “Achieve MPPT control without power calculation “(Electronic Design, November 05 2009, p. 53, http://electronicdesign.com/article/power/achieve_mppt_control_without_power_calculation.aspx) giving some mathematical ...
Romeo, Giovanni
core  

A cryptic allosteric pocket shapes isoform‐selective inhibition of human malic enzymes

open access: yesProtein Science, Volume 35, Issue 9, September 2026.
Abstract Malic enzymes (ME) regulate central carbon metabolism and cellular redox balance, and the mitochondrial isoform ME2 is frequently upregulated in aggressive cancers to support metabolic flexibility and stress resistance. Isoform‐selective inhibition has remained out of reach because the catalytic machinery is essentially invariant across the ...
Ben A. Krinkel   +14 more
wiley   +1 more source

HIL Validation of an Optimized Single-Stage PV-RO Desalination System under Partial Shading Conditions (PSC) Using Horse Herd Algorithm (HOA)

open access: yesRevue des Énergies Renouvelables
The paper introduces a high-performance single-stage PV-RO desalination system that operates without a battery, reducing system complexity, cost, and maintenance requirements.
Fares Bettahar   +2 more
doaj   +1 more source

Defect‐Healed Perovskite Quantum Dots for Optoelectronic Applications in Indoor Photovoltaics and Photoplethysmography

open access: yesSmall, Volume 22, Issue 50, 7 September 2026.
A novel dispersion‐phase defect‐healing strategy using Br‐doped PbS quantum dots (QDs) significantly stabilizes CsPbI3 perovskite (Pe) QDs by passivating internal vacancies. This approach reduces trap‐assisted nonradiative recombination, enabling high‐performance indoor photovoltaics with exceptional stability.
Seon Joong Kim   +9 more
wiley   +1 more source

Inherent Stability Challenges of Ultrawide‐Bandgap Halide Perovskite for Multijunction Solar Cells

open access: yesSmall Structures, Volume 7, Issue 9, September 2026.
This graphical abstract illustrates the relationship between the intrinsic instability of ultrawide‐bandgap (UWBG) perovskites for multijunction solar cells and the corresponding stabilization strategies. Composition engineering, interfacial engineering, passivation, and entropy engineering are highlighted as key approaches toward achieving both high ...
Sang Won Kang   +7 more
wiley   +1 more source

Inversor trifásico de dois estágios modificado aplicado no processamento da energia solar fotovoltaica em sistemas conectados à rede elétrica [PDF]

open access: yes, 2012
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Engenharia Elétrica, Florianópolis, 2009.Este trabalho apresenta um sistema fotovoltaico trifásico conectado à rede elétrica comercial.
Casaro, Marcio Mendes
core  

O Based MPPT Controllers under Different Conditions

open access: yes, 2018
This paper proposes different maximum power point tracking (MPPT) techniques under different conditions for standalone photovoltaic (PV) systems by using MATLAB/Simulink framework.
Haji, Dilovan   +3 more
core   +1 more source

Sistem Pembangkit Listrik Tenaga Surya (PLTS) menggunakan Teknologi Maximum Power Point Tracking (MPPT) dan Zeta Converter

open access: yesJurnal Elkomika
ABSTRAK Sistem kendali MPPT hendak mengendalikan penciptaan serta penyimpanan energi sistem PV menggunakan DC-DC boost converter. Perancangan dan pembuatan alat zeta converter berhasil dilakukan dengan menggunakan mikrokontroller arduino untuk menaikkan
PARTAONAN HARAHAP   +6 more
doaj   +1 more source

Dynamic Characteristics Analysis of a Large Wind Turbine Gearbox Supported by Journal Bearings Under Different Lubrication States

open access: yesWind Energy, Volume 29, Issue 9, September 2026.
ABSTRACT Due to their superior load density, planetary gear journal bearings (PGJB) are progressively replacing rolling element bearings in wind turbine gearboxes; therefore, accurately revealing the dynamic characteristics of drivetrains supported by these bearings under variable operating conditions is crucial for ensuring operational reliability ...
Pengcheng Jin   +3 more
wiley   +1 more source

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