Results 1 to 10 of about 28,154 (292)

Thermal Model of a Dish Stirling Cavity-Receiver [PDF]

open access: yesEnergies, 2015
This paper presents a thermal model for a dish Stirling cavity based on the finite differences method. This model is a theoretical tool to optimize the cavity in terms of thermal efficiency.
Rubén Gil   +4 more
doaj   +7 more sources

Analysis of Cylindrical Cavity Receiver for Different Heat Losses [PDF]

open access: yesJournal of Heat and Mass Transfer Research, 2023
The heat losses are mainly affects on the performance of cavity receiver of solar concentrator. In this paper, the experimental and numerical study is carried out for different heat losses from cylindrical cavity receiver of 0.35 m cavity diameter and 0 ...
Vinod Shewale, Arvind Kapse, Shyam Mogal
doaj   +2 more sources

Estimation of convective heat losses from conical cavity receiver of solar parabolic dish collector under wind conditions and receiver orientations [PDF]

open access: yesE3S Web of Conferences, 2021
The parabolic dish collector is one of the recognized concentrated solar power systems based on point focusing, which provides high-temperature heat, high concentration ratio, and low heat loss.
Rajan Abhinav, Reddy K. S.
doaj   +2 more sources

Heat losses in a trapezoidal cavity receiver of a linear Fresnel collector: A CFD approach [PDF]

open access: yesHeliyon, 2023
This paper presents a thermal study of a cavity receiver designed for a Fresnel-type linear solar collector (LFC). The study utilizes a two-dimensional computational fluid dynamics (CFD) model implemented in ANSYS Fluent.
Sergio Alcalde-Morales   +2 more
doaj   +2 more sources

Optimization of thermo-hydraulic characteristics of solar cavity receiver under concentrated heat flux [PDF]

open access: yesScience Progress, 2020
It is important to study the effects of heat flux on the thermo-hydraulic characteristics in a solar cavity receiver because of the non-uniform radiation flux temporally and spatially.
Yun Hao, Yueshe Wang
doaj   +2 more sources

A Survey Of Solar Dish Cavity Receivers Geometries

open access: yesمجلة النهرين للعلوم الهندسية
Recent scholarly efforts have extensively explored the efficacy of solar dish concentrators through both numerical simulations and empirical investigations.
Sarmad S. A. Talib   +1 more
doaj   +2 more sources

Investigation on the Injection of Exhaust Air Into Cavity Receivers

open access: yesSolarPACES Conference Proceedings
Concentrating solar thermal (CST) systems stands out as a promising renewable energy technology, leveraging radiative heat transfer to convert solar irradiance into thermal energy. Central receiver systems (CRS), a form of CST, demonstrate potential for
Koda Boldt   +2 more
doaj   +2 more sources

Experimental Investigation on the Vector Characteristics of Concentrated Solar Radiation Flux Map

open access: yesEnergies, 2022
It is difficult to measure the concentrated solar radiation flux (CSRF) inside a cavity receiver directly due to the complex geometry of cavity receivers.
Guilong Dai   +5 more
doaj   +1 more source

Effect of Covering Aperture of Conical Cavity Receiver on Thermal Performance of Parabolic Dish Collector: Experimental and Numerical Investigations [PDF]

open access: yesJournal of Renewable Energy and Environment, 2021
In this study, the effect of covering the aperture area of a conical cavity receiver with an ultra-white glass on operational parameters of a Parabolic Dish Collector (PDC) was numerically and experimentally investigated under climate conditions of ...
Sina Eterafi   +2 more
doaj   +1 more source

The Effect of Aperture Size on the Cavity Performance of Solar Thermoelectric Generator [PDF]

open access: yesJournal of Renewable Energy and Environment, 2017
In this manuscript, a solar cavity packed with thermoelectric generator modules is investigated numerically. The hot plate of TEG modules make the inner surface of the cube, and the cold plate is outside of the cavity, under natural convection.
Mohammad Ameri   +2 more
doaj   +1 more source

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