Results 61 to 70 of about 266,942 (305)

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

Stand-alone flat-plate photovoltaic power systems: System sizing and life-cycle costing methodology for Federal agencies [PDF]

open access: yes
A simple methodology to estimate photovoltaic system size and life-cycle costs in stand-alone applications is presented. It is designed to assist engineers at Government agencies in determining the feasibility of using small stand-alone photovoltaic ...
Borden, C. S.   +3 more
core   +1 more source

Optimization of stand-alone photovoltaic system by implementing fuzzy logic MPPT controller [PDF]

open access: yes, 2013
A photovoltaic (PV) generator is a nonlinear device having insolation-dependent volt-ampere characteristics. Since the maximum-power point varies with solar insolation, it is difficult to achieve an optimum matching that is valid for all insolation
Hashim, Mokhtar
core  

Furan‐Substituted Phosphine‐Oxide as an Efficient Interfacial Modifier for Wide‐Bandgap Perovskite Solar Cells

open access: yesAdvanced Functional Materials, EarlyView.
We report phosphine‐oxide interlayers for wide‐bandgap perovskite solar cells, in which tuned P = O Lewis basicity enables selective passivation of buried NiOx/perovskite interfaces and introduces interfacial dipoles that strengthen the built‐in field.
JeeHee Hong   +6 more
wiley   +1 more source

Investigation of the energy performance of a novel modular solar building envelope [PDF]

open access: yes, 2017
The major challenges for the integration of solar collecting devices into a building envelope are related to the poor aesthetic view of the appearance of buildings in addition to the low efficiency in collection, transportation, and utilization of the ...
Jin, Hong   +4 more
core   +2 more sources

Innovative Photovoltaic Cooling System

open access: yesInvention Disclosure
With the ever-increasing adoption of solar energy and the lack of space for PV installations, targeting maximum photovoltaic operational efficiencies has become essential. One of the key challenges faced by PV installations in warm climates is thermal management, which is caused by increasing temperatures due to PV conversion inefficiencies and limited
Ryan Bugeja, Luciano Mule’ Stagno
openaire   +4 more sources

Cross‐Layer Molecular Design for Coherent Interface Passivation in Rigid and Flexible Perovskite Solar Cells

open access: yesAdvanced Functional Materials, EarlyView.
A cross‐layer passivation strategy employing molecularly designed thiazol‐5‐ylmethanamine hydrochloride (TMACl) enables coherent defect regulation at the SnO2/perovskite interface, stabilizes both layers, promotes phase‐pure α‐FAPbI3 formation, and enhances charge extraction, delivering PCEs of 26.44% in rigid and 24.72% in flexible perovskite solar ...
Fan Shen   +16 more
wiley   +1 more source

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

Photovoltaic power system for satellite Earth stations in remote areas: Project status and design description [PDF]

open access: yes
A photovoltaic power system which will be installed at a remote location in Indonesia to provide power for a satellite Earth station and a classroom for video and audio teleconferences are described.
Delombard, R.
core   +1 more source

Life cycle assessment of photovoltaic implementation: an Italian case study [PDF]

open access: yes, 2019
The energy efficiency is the possibility and ability to carry out a production process consume with the involves of less energy and minor environmental impact.
Gobbi, L., Rapa, M., Vinci, G.
core  

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