Results 91 to 100 of about 22,631,337 (394)

Photovoltaic Equalizer Based on Single-Input Multi-Output Push-Pull Converter

open access: yesXibei Gongye Daxue Xuebao, 2020
Component mismatch often happens in the module-series photovoltaic system(including centralized, string, multi-strings PV system) due to partial shadowing, which causes a large loss of power generation. Photovoltaic equalizer can process the differential

doaj   +1 more source

Enhanced Vibrating Particles System Algorithm for Parameters Estimation of Photovoltaic System

open access: yesJournal of Power and Energy Engineering, 2019
To evaluate the performance of a photovoltaic panel, several parameters must be extracted from the photovoltaic. These parameters are very important for the evaluation, monitoring and optimization of photovoltaic.
Patrick Juvet Gnetchejo   +5 more
semanticscholar   +1 more source

Understanding and Addressing the Performance Asymmetry Issue in Semitransparent Laminated Organic Photovoltaic Devices

open access: yesAdvanced Functional Materials, EarlyView.
This work addresses the challenge of current–voltage asymmetry in scalable laminated semitransparent organic photovoltaics (OPVs) for indoor applications. Vertical stratification of materials is shown to create an energy barrier, leading to performance differences under different illumination directions.
Gulzada Beket   +15 more
wiley   +1 more source

Modeling of Photovoltaic System with Modified Incremental Conductance Algorithm for Fast Changes of Irradiance

open access: yes, 2018
The first objective of this work is to determine some of the performance parameters characterizing the behavior of a particular photovoltaic (PV) panels that are not normally provided in the manufacturers’ specifications.
Saad Motahhir   +3 more
semanticscholar   +1 more source

Engineering Active CeO2/Fe3C Interfacial Sites to Generate High‐Charge‐Density Fe for Enhanced Oxygen Reduction Reaction Efficiency

open access: yesAdvanced Functional Materials, EarlyView.
A well‐modulated CeO2/Fe3C heterostructure is successfully constructed. The electron redistribution induced by CeO2 not only enhances the formation energy of Fe vacancies and hinders the dissolution of Fe but also reduces the energy barrier of the ORR.
Peng Wang   +8 more
wiley   +1 more source

Advanced photovoltaic power system technology for lunar base applications [PDF]

open access: yes
Advanced photovoltaic/electrochemical (batteries or regenerative fuel cells for storage) power system options for a lunar base are discussed and compared. Estimated system masses are compared with those projected for the SP-100 nuclear system.
Brinker, David J., Flood, Dennis J.
core   +4 more sources

Optimal Allocation of Fault Current Limiter in MMC-HVDC Grid Based on Transient Energy Flow

open access: yesCSEE Journal of Power and Energy Systems, 2023
Meiqin Mao   +3 more
doaj   +1 more source

Model Based Study of Crop Evapotranspiration under Canopy Shading

open access: yesAgronomy, 2019
California has some of the key agricultural regions in the United States. One of these key regions, San Joaquin Valley, frequently experiences severe droughts leading to shortage of irrigation water.
Qiang Yu   +4 more
doaj   +1 more source

Knowledge Does Not Fall Far from the Tree - A Case Study on the Diffusion of Solar Cells in Germany [PDF]

open access: yes
The purpose of this paper is to illuminate the geographical diffusion of photovoltaic installations in Germany quantitatively and to test if preexisting photovoltaic systems stimulate further installations nearby; thus we investigate to which extent ...
Alexander Weber, Johannes Rode
core  

Decoding the Structure of Benzodithiophene Polymers for High‐Efficiency Organic Solar Cells

open access: yesAdvanced Functional Materials, EarlyView.
This study reveals a unique solid mesophase in top‐performing benzodithiophene‐based polymers for solar cells, comprising stacked solid‐like and liquid‐like layers. Combining nanoscale fibrillar domains with amorphous regions, it introduces a new structural paradigm.
Matteo Sanviti   +16 more
wiley   +1 more source

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