Results 1 to 10 of about 55,315 (304)

Improving the Single-Slope Solar Still Performance Using Solar Air Heater with Phase Change Materials

open access: yesEnergies, 2022
This communication discusses the energy, exergy, and economic feasibility of novel heat storage based on a single-slope solar still coupled with a solar air heater (SAH).
Sujit Kumar, Om Prakash
doaj   +1 more source

Numerical investigations of fluid flow and heat transfer characteristics in solar air collector with curved perforated baffles

open access: yesEngineering Reports, 2020
In this article, an improved double‐pass solar air heater with multiple curved perforated baffles is proposed; the solar air heater can enhance the heat transfer between air and heat absorber plate sufficiently by using a perforated baffles.
Emad M.S. El‐Said
doaj   +1 more source

Improve the performance of a solar air heater by adding aluminum chip, paraffin wax, and nano-SiC

open access: yesCase Studies in Thermal Engineering, 2020
In this study, a solar air heater was proposed to suit the atmosphere of the city of Baghdad in winter. In this heater, aluminum chip and tubes filled with nano-silicon carbide (SiC) added to paraffin wax to improve its thermophysical properties were ...
Qusay A. Jawad   +3 more
doaj   +1 more source

Increasing energy efficiency combined device solar dryer-water heater with heat accumulator [PDF]

open access: yesBIO Web of Conferences, 2023
In the article, the authors proposed a combined device of a solar dryer-water heater with a heat accumulator (CDSDWHHA) for drying agricultural products using solar energy.
Sattorov Bobonazar   +3 more
doaj   +1 more source

Performance Study of Solar Air Heater with Thermally Conducted Multi V Shaped Baffles and Ribs [PDF]

open access: yesEngineering and Technology Journal, 2018
In this study, solar air heater with thermally conducted multi V shaped baffles and with same baffles and ribs are investigated experimentally and numerically to improve the performance of conventional air heaters.
Jalal Jalil, Ghaydaa Salih, Yosif Madh
doaj   +1 more source

Experimental investigation and thermal analysis of solar air heater having rectangular rib roughness on the absorber plate

open access: yesCase Studies in Thermal Engineering, 2019
This study presents experimental investigation and thermal analysis of solar air heater having rectangular roughness on the absorber plate. The solar air heater used for the experiment was locally fabricated.
Clement A. Komolafe   +3 more
doaj   +1 more source

Effect of rib roughness pitch on thermal and thermo-hydraulic performance of a solar air heater roughened artificially with arc rib having gap [PDF]

open access: yes, 2016
This experimental study on a solar air heater having absorber plate roughened artificially by providing roughness in the form of arc ribs having gap was carried out in the Department of Mechanical Engineering, Punjab Agricultural University, Ludhiana ...
Gill, R. S.   +2 more
core   +2 more sources

Performance study of a solar chimney air heater

open access: yesCase Studies in Thermal Engineering, 2019
The thermal efficiency of conventional solar air heaters could be significantly improved by making some design configurations. In this study, a solar chimney air heater was employed and the effect of glazing, fins and convection (natural/forced) on the ...
Prakash Parthasarathy   +1 more
doaj   +1 more source

Closed Solar Air Heater System Integrated with PCM (RT42 and RT50) in a Thermal Storage-Finned Heat Exchanger Unit

open access: yesTikrit Journal of Engineering Sciences, 2023
Utilizing thermal storage integrated into a solar air heater SAH is a promising solution to enhance the thermal performance of solar air heaters. The present work experimentally investigated the thermal impact of an absorber-finned heat exchanger ...
Hussam S. Dheyab   +4 more
doaj   +1 more source

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