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Keywords: Efficiency
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Journal Articles
Article Type: Research Papers
Publisher: ASME
J. Sol. Energy Eng. April 2024, 146(2): 021003.
Paper No: SOL-23-1086
Published Online: September 27, 2023
... 09 08 2023 27 09 2023 CFD circular and triangular geometry pitch ratio height ratio heat transfer enhancement thermal performance clean energy efficiency renewable simulation solar sustainability A solar air heater (SAH) is one of the traditional solar collector...
Journal Articles
Accepted Manuscript
Article Type: Research Papers
Publisher: ASME
J. Sol. Energy Eng.
Paper No: SOL-23-1186
Published Online: September 22, 2023
... been found to provide 7.3-25.8% better thermal efficiency than the conventional air heater because of the substantial increase in the effective heat transfer surface area due to the fins. The effects of variation of design, ambient and operating parameters on the performance of the finned solar air...
Journal Articles
Article Type: Research Papers
Publisher: ASME
J. Sol. Energy Eng. April 2024, 146(2): 021001.
Paper No: SOL-23-1014
Published Online: September 13, 2023
... Property Value Solar cell Solar cell efficiency at a reference condition 16% Reference temperature (°C) 25 Reference radiation (kJ · h −1 · m −2 ) 3600 Absorptance of solar cell 0.9 Cell area ratio 0.85 Efficiency modifier for temperature (C −1 ) −0.0045 Efficiency modifier...
Journal Articles
Article Type: Research Papers
J. Sol. Energy Eng. December 2023, 145(6): 061010.
Paper No: SOL-23-1085
Published Online: August 16, 2023
... if they were to operate separately to meet the same cooling load. In addition, the article investigates the impact of a performance-enhanced parabolic trough collector (PEPTC) on the thermal and exergetic efficiencies of the solar cooling system. By employing a PEPTC, the area required for the solar field...
Journal Articles
Article Type: Research Papers
J. Sol. Energy Eng. December 2023, 145(6): 061011.
Paper No: SOL-23-1093
Published Online: August 16, 2023
... on a typical summer day in Jeddah, we found that the integrated system could fulfill the cooling and power demands of the medical center under study with an exergetic efficiency of 53.97%. From an economics perspective, the integrated system was found to deliver cooling and power with average unit costs...
Journal Articles
Journal Articles
Article Type: Research Papers
J. Sol. Energy Eng. December 2023, 145(6): 061009.
Paper No: SOL-23-1070
Published Online: May 4, 2023
... and exergetic efficiencies of multigeneration systems. These equivalent efficiencies will be used as performance indicators of a multigeneration system as if it were producing only one of its products. The new procedure will be applied to three case studies in this paper. Results of this work indicate...
Journal Articles
Article Type: Research Papers
J. Sol. Energy Eng. December 2023, 145(6): 061007.
Paper No: SOL-22-1282
Published Online: May 2, 2023
... for agrivoltaic farms is the vertical bifacial (VBF) design pioneered by Next2Sun [ 11 , 12 ]. Bifacial solar panels absorb photons from light incident on both the front and the back sides, allowing for greater efficiency [ 13 – 17 ]. While fixed-tilt and tracking designs for agrivoltaic arrays require elaborate...
Journal Articles
Journal Articles
Article Type: Research Papers
J. Sol. Energy Eng. December 2023, 145(6): 061003.
Paper No: SOL-22-1313
Published Online: April 5, 2023
...) and parallel (m) combinations for a given number of N (=n × m) collectors for maximum overall exergy depending on thermal and electrical energies which have not been considered yet so far. Further, a new expression has also been developed for the heat removal factor and instantaneous thermal efficiency...
Journal Articles
Journal Articles
Article Type: Research Papers
J. Sol. Energy Eng. December 2023, 145(6): 061001.
Paper No: SOL-22-1135
Published Online: March 22, 2023
... current, pump flowrate, and pump efficiency. The paper’s novelty lies behind the relatively low-cost real-time execution of PI/FOPI-based MPPT techniques on SPPS. This work was simulated using matlab / simulink in conjunction with Arduino-based RT-HIL and the experimental validation was implemented...
Journal Articles
Article Type: Research Papers
J. Sol. Energy Eng. October 2023, 145(5): 051002.
Paper No: SOL-22-1293
Published Online: January 27, 2023
... of Wire Screen for Solar Water Heater Application ,” ASME J. Sol. Energy Eng. , 141 ( 3 ), p. 031009 . 10.1115/1.4041737 [23] Wang , P. , and Vafai , K. , 2017 , “ Modeling and Analysis of an Efficient Porous Media for a Solar Porous Absorber With a Variable Pore Structure ,” ASME J...
Journal Articles
Journal Articles
Journal Articles
Journal Articles
Article Type: Research Papers
J. Sol. Energy Eng. August 2023, 145(4): 041004.
Paper No: SOL-22-1277
Published Online: December 26, 2022
... of about 64% compared to a smooth tube. β = rib attack angle (°) Δ P = pressure drop gradient along the flow direction (Pa/m) δ ij = Kronecker delta η th = thermal efficiency of the collector θ = receiver angle (°) μ = fluid viscosity (Pa s) μ t...
Journal Articles
Article Type: Research Papers
J. Sol. Energy Eng. June 2023, 145(3): 031009.
Paper No: SOL-22-1137
Published Online: November 11, 2022
... particle swarm optimization African vultures optimization algorithm clean energy efficiency renewable As shown in Sec. 4.1 , adjusting the parameters influences the absorbed solar irradiation of PTSC. Increase in l rc and w rc has a positive impact on Q a o A b s...
Journal Articles
Article Type: Research Papers
J. Sol. Energy Eng. June 2023, 145(3): 031008.
Paper No: SOL-21-1412
Published Online: November 11, 2022
....9.001842 [25] Wang , D. , and Su , G. , 2014 , “ New Strategy to Promote Conversion Efficiency Using High-Index Nanostructures in Thin-Film Solar Cells ,” Sci. Rep. , 4 ( 1 ), pp. 1 – 7 . [26] Wang , C. , Yu , S. , Chen , W. , and Sun , C. , 2013 , “ Highly...
Journal Articles
Article Type: Research Papers
J. Sol. Energy Eng. April 2023, 145(2): 021004.
Paper No: SOL-21-1166
Published Online: August 18, 2022
... collectors in series, respectively. The maximum energy for the single collector is 4.12 kW and 4 kW, while for two collectors connected in series, the maximum energy is 7.08 kW and 6.69 kW. Average thermal efficiency is 4.45% and 4.51% and average exergy efficiency is 9.66% and 15.17% for single and series...