... absorber collector heating solar reactor system The peak and equilibrium of carbon dioxide emissions is a major issue that people all over the world must face in the future. Solar energy is “inexhaustible” and can steadily reduce carbon emissions [ 1 – 5 ]. By concentrating the light...

... and B uilding E nergy C onservation . 02 03 2023 06 10 2023 06 10 2023 31 10 2023 concentrating solar collector direct absorption hybrid fluid photo-thermal conversion plasmonic nanoparticles absorber efficiency heating radiation renewable Solar...

...Mohamed Salim Djenane; Seddik Hadji; Omar Touhami; Abdel Halim Zitouni This paper proposes an investigation of a novel design of receiver absorber tube (circular–trapezoidal shaped) for parabolic trough concentrator (PTC) system aiming at catching a part of the lost (reflected) solar rays due...

... Contributed by the Solar Energy Division of ASME for publication in the J ournal of S olar E nergy E ngineering . 07 04 2023 13 10 2023 15 10 2023 20 10 2023 absorber collector Efficiency Energy fluid flow heating renewable simulation solar Accepted Manuscript...

... exergoeconomics double-effect absorption cooling cogeneration combined cooling and power solar natural gas thermal storage absorber air conditioning collector efficiency energy fuel heat transfer parabolic trough renewable thermodynamics Converting a primary thermal energy source...

...Bibhrat Roy; Desireddy Shashidhar Reddy; Mohd. Kaleem Khan This paper investigates a solar air heater’s thermohydraulic and thermogeometric performances with an artificially roughened absorber plate with Joukowski airfoil ribs. The rib height and shape have a bearing on the overall performance...

... for publication in the J ournal of S olar E nergy E ngineering : I ncluding W ind E nergy and B uilding E nergy C onservation . 07 07 2022 26 04 2023 27 04 2023 25 05 2023 absorber collector optics parabolic trough radiation solar solar receiver Natural...

... in the J ournal of S olar E nergy E ngineering : I ncluding W ind E nergy and B uilding E nergy C onservation . 19 07 2022 28 04 2023 28 04 2023 24 05 2023 CFD energy firebrick numerical solar drying thermal storage material absorber clean energy fluid flow...

... performance of the CPC–CPVT system is the non-uniform heat flux distribution on the absorber surface. In the present paper, detailed ray-tracing simulations have been carried out to understand the heat flux distribution characteristics of CPC with different geometrical conditions, and those are concentration...

... ind E nergy and B uilding E nergy C onservation . 30 01 2022 09 09 2022 09 09 2022 27 01 2023 absorber efficiency energy heat transfer solar receiver Solar Energy Technologies Program 10.13039/100006115 33869 Solid particle receivers...

...Faisal Altwijri; S. A. Sherif; Ahmed M. Alshwairekh This paper reports on a parametric investigation of the thermal enhancement of a double-reflector parabolic trough collector when employing an in-line mixed V-shape (IMVS) ribbed absorber tube. Three heat transfer fluids (HTFs) are investigated...

...Dheeraj Kumar; Apurba Layek An effort is made to study the performance of a solar air heater having the absorber surface roughened by providing staggered, twisted, and V-shaped ribs roughness. The liquid crystal thermography technique is applied to get the Nu distribution over the surface...

... is higher at low flowrates and high solar radiation intensity. Ma et al. [ 17 ] reported that absorber surface temperature of ETC with U-tube plays an important role in its thermal performance. Gao et al. [ 18 ] suggested maintaining optimum flowrate in WTTETC and ETC with a U-tube for stable operation...

... is kept constant. The channel design that gives the best performance was further investigated by incorporating a sinusoidal wavy absorber having variable wavy roughness parameters. The flow and heat transfer characteristics have been evaluated in terms of friction factor (f) and Nusselt number per unit...

... with little spillage at all sun elevations. With an area of 10–20 times larger than the cavity entrance, the absorber functions at peak temperatures that are within range of standard stainless steel tubing, despite using a gaseous HTF. Reflectors of PWF collectors have significantly better cosine factors than...

... the dehumidification effectiveness of plastic and metallic surfaces of adiabatic/nonadiabatic falling film tower by incorporating the wetting factor and sensible cooling information in the correlation equation. The new approach takes into account the sensible cooling (nonadiabatic absorber) of the desiccant solution...

...Hamed Abedini; Nesrin Ozalp Carbon particles can be used as catalyst in solar reactors where they serve as radiant absorbent and nucleation sites for the heterogeneous decomposition reaction. Unlike commonly used metal catalysts, carbon catalyst does not have durability problem and high cost...

... (prepared by dispersing functionalized carbon soot nanoparticles extracted from used engine oil into paraffin oil) having high solar weighted absorptivity has been employed to volumetrically absorb the incident solar energy. This additional absorbed solar energy is provided to the solar still by circulating...

... annular space size filling gas inert gases parabolic trough solar collector optical efficiency thermal efficiency optimal gap cost-effectiveness absorber collector conservation efficiency energy heat transfer heating optics parabolic trough radiation renewable simulation solar space...

... ngineering : I ncluding W ind E nergy and B uilding E nergy C onservation . 21 07 2020 08 02 2021 10 02 2021 16 03 2021 absorber collector efficiency energy optics Global challenges of climatic change using conventional fuels to meet energy demands have shown...