Results 11 to 20 of about 5,112,258 (199)

Modelling and simulation of fuel cell/photovoltaic hybrid power system [PDF]

open access: yes, 2012
Due to an ever increasing demand for power consumption and a rising public awareness of the impact on the environment, renewable energy based on Hybrid Power Systems (HPS) (e.g.
Aseeri, Ahmed
core   +7 more sources

The Use of Photovoltaic Cells for Autonomous Power Supply of Radio Electronic Devices on the Example of a Wi-Fi Router

open access: yesИзвестия высших учебных заведений России: Радиоэлектроника, 2022
Introduction. In view of growing environmental concerns, innovative solutions to ensure electrical energy supply to various devices and systems are required.
I. A. Lamkin   +5 more
doaj   +1 more source

Solar Tracking System with Photovoltaic Cells: Experimental Analysis at High Altitudes

open access: yesInternational Journal of Renewable Energy Development, 2022
There is currently an urgent need to study the application of solar energy to photovoltaic systems due to the need to produce electricity; indeed, maximizing the performance of solar energy promotes efficient and sustainable energy systems. The objective
Elmer Rodrigo Aquino Larico   +1 more
doaj   +1 more source

The Condition of Photovoltaic Modules under Random Operation Parameters

open access: yesEnergies, 2021
The paper presents an original method underlying an efficient tool for assessing the condition of photovoltaic (PV) modules, in particular, those made of amorphous cells.
Grzegorz Trzmiel   +5 more
doaj   +1 more source

Modeling and detection of hot-spot in shaded photovoltaic cells [PDF]

open access: yes, 2014
In this paper, we address the problem of modeling the thermal behavior of photovoltaic (PV) cells undergoing a hotspot condition. In case of shading, PV cells may experience a dramatic temperature increase, with consequent reduction of the provided power.
Giaffreda, Daniele   +12 more
core   +1 more source

Investigation of renewable, coupled solar-hydrogen fuel generation with thermal management systems suitable for equatorial regions [PDF]

open access: yes, 2010
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.Solar Energy and Hydrogen (energy carrier) are possible replacement options for fossil fuel and its associated problems of availability and high prices ...
Wilson, Earle Anthony
core   +7 more sources

A Regulated 400-mV CMOS DC-DC Converter with On-the-Fly Equivalent Output Resistance Tuning

open access: yesEnergies, 2023
Energy harvesting is a technology that can be applied to IoT systems to eliminate the need for batteries. Many types of energy sources are available for energy harvesting, such as light, thermal, vibration, and electromagnetic energy. Indoors, where most
Luis Felipe Machado Dutra   +3 more
doaj   +1 more source

Microstructure evolution of polycrystalline silicon by molecular dynamics simulation

open access: yesAIP Advances, 2017
Polycrystalline silicon is the dominant material in solar cells and plays an important role in photovoltaic industry. It is important for not only the conventional production of silicon ingots but also the direct growth of silicon wafers to control ...
Xiao Chen   +4 more
doaj   +1 more source

Hybrid Propulsion Systems for Remotely Piloted Aircraft Systems

open access: yesAerospace, 2018
The development of more efficient propulsion systems for aerospace vehicles is essential to achieve key objectives. These objectives are to increase efficiency while reducing the amount of carbon-based emissions.
Mithun Abdul Sathar Eqbal   +3 more
doaj   +1 more source

Forecasting solar radiation in Bani-Waleed town using a photovoltaic cell [PDF]

open access: yesمجلة التربية والعلم, 2005
In this study the instantaneous values of the total solar radiation find dropping on the horizontal surface foe Bani-Waleed town were measured using solar cell (6,25 xlO"' m ) apparatus, at every hour of the day (luring two months (from 1-12-99 to 1-2 ...
Falih azeez, Baqer Joudah
doaj   +1 more source

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