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Experimental performance and economic analysis of finned solar receiver for parabolic dish solar collector [PDF]

open access: yesHeliyon, 2023
The solar receiver is a vital component of concentrated solar collectors that absorbs solar radiation and converts it into heat. One of the challenges the research community faces is minimizing heat loss from the receiver at higher temperatures to ...
Senthil Kumar Vishnu, Ramalingam Senthil
doaj   +2 more sources

Porous Carbon Nanofoam Derived From Pitch as Solar Receiver for Efficient Solar Steam Generation [PDF]

open access: yesGlobal Challenges, 2020
Photothermal‐material‐assisted solar‐steam generation has recently attracted intensive attention due to its superior evaporation rate with high energy conversion efficiency for desalination.
Lihua Chen   +6 more
doaj   +2 more sources

Thermal Performance Characteristics of a Microchannel Gas Heater for Solar Heating Applications

open access: yesEnergies, 2021
In the present article, the heat transfer and fluid flow of the air in a compact microchannel gas heater (MCGH) was experimentally quantified. To understand the effect of heat flux value (HFV), and inlet velocity on the heat transfer coefficient (HTC ...
Bo Yang   +2 more
doaj   +1 more source

Numerical Investigation of Heat Transfer and Flow Characteristics of Supercritical CO2 in Solar Tower Microchannel Receivers at High Temperature

open access: yesEnergies, 2023
Using supercritical CO2 as a heat transfer fluid in microchannel receivers is a promising alternative for tower concentrating solar power plants. In this paper, the heat transfer and flow characteristics of supercritical CO2 in microchannels at high ...
Xiaoru Zhuang   +4 more
doaj   +1 more source

Manufacturing and Thermal Shock Resistance of 3D-Printed Porous Black Zirconia for Concentrated Solar Applications

open access: yesCrystals, 2023
A novel approach for manufacturing porous materials, foreseen as solar receivers for concentrated sun radiation, used in the power tower technology is presented.
Fernando Almeida Costa Oliveira   +6 more
doaj   +1 more source

Study on Thermal Stress of Water/Steam Solar Absorber Tubes Under Unilateral Non-uniform Heat Flux Boundary Conditions

open access: yes发电技术, 2021
The absorber tubes are subjected to highly non-uniform solar irradiation inside a water/steam solar cavity receiver. This causes the uneven wall temperature and large gradients applied to the absorber tubes, producing thermal deformation and stress, even
Canghong ZHANG, Nan TU, Jiabin FANG
doaj   +1 more source

Development of Rotary Solar Receiver and Solar Simulator Facility for Concentrated Solar Power Applications

open access: yesSolarPACES Conference Proceedings, 2023
A prototype rotary solar receiver and a solar simulator facility have been designed, built and commissioned by Odqa Renewable Energy Technologies in conjunction with The Oxford Thermofluids Institute, University of Oxford for the validation of ...
Pok-Wang Kwan   +7 more
doaj   +1 more source

Aerogel-based solar thermal receivers [PDF]

open access: yesNano Energy, 2017
Abstract In any solar thermal application, such as solar space heating, solar hot water for domestic or industrial use, concentrating solar power, or solar air conditioning, a solar receiver converts incident sunlight into heat. In order to be efficient, the receiver must ideally absorb the entire solar spectrum while losing relatively little heat ...
McEnaney, Kenneth   +4 more
openaire   +3 more sources

Design and installation of (flower sun) a concentration dish and study its parameters

open access: yesTikrit Journal of Pure Science, 2023
Design and installation of (3m) aperture concentration, by using Six curved pieces in the form of parabola Was covered by Aluminum golden mirror, the (focus) at (1.52 m) from the center of parabolic dish, a receiver (boiler) fixed at focus, the ...
Yaseen. H. Mahmood   +2 more
doaj   +1 more source

Optical efficiency measurement of solar receiver tubes: A testbed and case studies

open access: yesCase Studies in Thermal Engineering, 2018
Knowledge of the parabolic-trough collector (PTC) solar receiver performance is essential in solar thermal power plants using this type of collector technology because it is the component responsible for collecting the solar radiation and transferring it
Rafael López-Martín, Loreto Valenzuela
doaj   +1 more source

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