Results 31 to 40 of about 80,151 (304)

Advancements in hybrid photovoltaic-thermal systems: performance evaluations and applications [PDF]

open access: yes, 2016
Due to European Directives (2010/31/UE on buildings energy performance, 2009/28/CE on the use of renewable energy, 2012/27/UE on the energy efficiency) the electric and thermal energy needs of new and retrofitted buildings are faced by increasing ...
Bagarella, Giacomo   +2 more
core   +1 more source

Hybrid Cooling System for Solar PV Panel

open access: yesInternational Journal of Emerging Trends in Engineering Research, 2020
One convenient technology used nowadays are solar photovoltaic panels. It is a device used to alter light energy to electrical energy. Most of the panels have low energy conversion resulting to low efficiency of the panel itself.
Rickric O. Gratela   +5 more
openaire   +2 more sources

Thermal performance investigation of a mini natural circulation loop for solar PV panel or electronic cooling simulated by lattice Boltzmann method

open access: yesInternational Journal of Energy Production and Management, 2022
The natural circulation loop (NCL) consists of a thermal-hydraulic system that convoys thermal energy from a heat source to a heat sink without a pump. Applications of those loops can be found in solar energy, geothermal, nuclear reactors, and electronic
J. Bocanegra, A. Marchitto, M. Misale
semanticscholar   +1 more source

Meeting Global Cooling Demand with Photovoltaics during the 21st Century

open access: yes, 2009
Space conditioning, and cooling in particular, is a key factor in human productivity and well-being across the globe. During the 21st century, global cooling demand is expected to grow significantly due to the increase in wealth and population in sunny ...
Buonassisi, Tonio   +5 more
core   +2 more sources

Feasibility of a photovoltaic-thermoelectric generator: performance analysis and simulation results [PDF]

open access: yes, 2015
This paper describes a theoretical approach to evaluate the performance of a hybrid solar system made with photovoltaic cells and thermoelectric (TE) modules.
Attivissimo, Filippo   +3 more
core   +2 more sources

Testing the Effect of Active Water Cooling using Perforated Tubes on the Power Generation of a 5-Watt Polycrystalline Solar Photovoltaic Panelwer Generation of a 5-Watt Polycrystalline Solar Photovoltaic Panel [PDF]

open access: yesPhilippine E-Journal for Applied Research and Development, 2023
One challenge in solar photovoltaic (PV) power generation is its low output due to high panel temperature. To address this, cooling systems are implemented to dissipate heat in panels. This study investigates the effect of an active cooling system on the
Thor Julicer Alvis   +1 more
doaj  

Enhancing performance of PV module using water flow through porous media

open access: yesCase Studies in Thermal Engineering, 2022
To achieve a high level of photovoltaic (PV) panel performance, a cooling process have to be added to reduce temperature of PV module. In present study, a new design of cooling system is suggested and investigated numerically.
Abdul Hakeem A. Salman   +2 more
doaj   +1 more source

Constraining the Nature of X-ray Cavities in Clusters and Galaxies [PDF]

open access: yes, 2008
We present results from an extensive survey of 64 cavities in the X-ray halos of clusters, groups and normal elliptical galaxies. We show that the evolution of the size of the cavities as they rise in the X-ray atmosphere is inconsistent with the ...
Best P. N.   +9 more
core   +1 more source

Cooled solar PV panels for output energy efficiency optimisation [PDF]

open access: yesEnergy Conversion and Management, 2017
Abstract As working temperature plays a critical role in influencing solar PV’s electrical output and efficacy, it is necessary to examine possible way for maintaining the appropriate temperature for solar panels. This research is aiming to investigate practical effects of solar PV surface temperature on output performance, in particular efficiency ...
Peng, Zhijun   +2 more
openaire   +2 more sources

Analytical Modeling and Optimization of a Heat Sink Design for Passive Cooling of Solar PV Panel

open access: yesSustainability, 2021
High temperature is the primary challenge in the development of solar photovoltaic (PV) systems in an arid climate. A rise in temperature diminishes the performance of the PV systems and shortens their lifespan.
Fahad G. Al‐Amri   +3 more
semanticscholar   +1 more source

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