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Keywords: Efficiency
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Journal Articles
Accepted Manuscript
Article Type: Research Papers
J. Sol. Energy Eng.
Paper No: SOL-22-1083
Published Online: January 30, 2023
... ambient conditions from December to April. The thermal efficiency of the EFPCs reaches a maximum value of 73.2%, with the glycol-water mixture as a heat transfer fluid at an inlet temperature of 31.2 °C, when the ambient temperature is 15.3 °C, average irradiance is 679.2 Wm-2, and vacuum pressure is 20...
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
... ngineering : I ncluding W ind E nergy and B uilding E nergy C onservation . 11 11 2022 26 12 2022 29 12 2022 27 01 2023 solar water heating system flat-shaped heat pipe innovative heat transfer device analytical solution collector efficiency energy thermal power...
Journal Articles
Article Type: Research Papers
J. Sol. Energy Eng. August 2023, 145(4): 041010.
Paper No: SOL-22-1032
Published Online: January 27, 2023
...-to-electric conversion efficiencies [ 1 , 2 ]. The falling particle receiver (FPR) at Sandia National Laboratories is a prime example of the capabilities of this technology [ 8 , 9 ]. However, during the on-sun operation of the FPR, particle egress through the front aperture has been observed, forming...
Journal Articles
Article Type: Research Papers
J. Sol. Energy Eng. August 2023, 145(4): 041007.
Paper No: SOL-22-1036
Published Online: January 17, 2023
... ncluding W ind E nergy and B uilding E nergy C onservation . 01 02 2022 07 04 2022 11 04 2022 17 01 2023 efficiency energy heat transfer solar receiver U.S. Department of Energy 10.13039/100000015 33869 The interest in solid particle receivers...
Journal Articles
Article Type: Research Papers
J. Sol. Energy Eng. August 2023, 145(4): 041008.
Paper No: SOL-21-1286
Published Online: January 17, 2023
... the performance of SAH. By creating different types of roughness elements (artificial) for the absorber plate, the efficiency of SAH can be augmented. In addition, the SAH efficiency can be improved by adopting different methods such as an increase in the surface area, varying apex angles of the duct, rounding...
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
... with the Reynolds number for both the base and the optimum rib designs at Tin = 400 K Fig. 15 Effect of different rib parameters on the thermal efficiency of the PTC at T in = 400 K and Re d = 20,000 Effect of different rib parameters on the thermal efficiency of the PTC at Tin = 400 K and Red...
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
... solar collector modeling and simulation optical performance genetic algorithm particle swarm optimization African vultures optimization algorithm clean energy efficiency renewable 1.1 Motivation. Energy production and management have been among the most widely debated topics in recent...
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
... 2022 11 11 2022 efficiency energy materials optics photovoltaics radiation solar Directorate for Engineering 10.13039/100000084 CBET-2103008 Optical characterization and design of subwavelength objects are challenging problems due to the complexity...
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...
Journal Articles
Article Type: Research Papers
J. Sol. Energy Eng. February 2023, 145(1): 011006.
Paper No: SOL-22-1007
Published Online: July 29, 2022
... phase change material (PCM) passive strategy thermal comfort predicted mean vote (PMV) predicted percentage of dissatisfied (PPD) building conservation cooling efficiency energy simulation Department of Science and Technology, Ministry of Science and Technology 10.13039/501100001409...
Journal Articles
Article Type: Research Papers
J. Sol. Energy Eng. December 2022, 144(6): 061001.
Paper No: SOL-21-1306
Published Online: May 31, 2022
...Rayappa David Amar Raj; Kanasottu Anil Naik This paper presents a highly efficient image encryption-based Arnold's cat map (ACM) technique to reconfigure the photovoltaic (PV) array to enhance the output and mitigate the mismatch losses due to partial shading (PS). The proposed ACM technique...
Journal Articles
Article Type: Research Papers
J. Sol. Energy Eng. October 2022, 144(5): 051009.
Paper No: SOL-21-1169
Published Online: May 10, 2022
...Amit Kumar; Ajeet Pratap Singh; Akshayveer; O. P. Singh The increasing future energy demands can be met with solar-based devices such as solar air heaters (SAHs) only if the efficiency of these devices is enhanced with suitable design changes. Flow channel design of a SAH is an essential aspect...
Journal Articles
Article Type: Research Papers
J. Sol. Energy Eng. October 2022, 144(5): 051007.
Paper No: SOL-21-1385
Published Online: May 4, 2022
...Tingfang Yu; Yuxi Song Supercritical carbon dioxide (SCO 2 ) Brayton cycle has been proved to be an efficient power cycle to replace the traditional steam Rankine cycle. The thermal efficiency of SCO 2 cycle can be further improved by coupling another type of cycle (the bottom cycle) at the waste...
Journal Articles
Article Type: Research Papers
J. Sol. Energy Eng. October 2022, 144(5): 051004.
Paper No: SOL-21-1325
Published Online: March 28, 2022
...Rajvikram Madurai Elavarasan; Preeti Singh; S. Leoponraj; Sourav Khanna; Mohanraj Chandran Maintaining the temperature of the photovoltaic (PV) panel within the described standard helps in achieving higher power conversion efficiency. To regulate the PV temperature, phase change material (PCM...
Journal Articles
Article Type: Technical Briefs
J. Sol. Energy Eng. October 2022, 144(5): 054502.
Paper No: SOL-21-1399
Published Online: March 18, 2022
...Akarsh Aurora Concentrated solar-thermal power towers are increasingly migrating toward sand-based particle receiver designs to improve thermal efficiency and reach temperatures above 1000 °C for air Brayton power cycles and supercritical CO 2 power cycles. However, utilizing sand affords...
Journal Articles
Article Type: Research Papers
J. Sol. Energy Eng. August 2022, 144(4): 041006.
Paper No: SOL-21-1143
Published Online: February 11, 2022
... domestic electric and hot water loads. Optimal operations of such a system are achieved based on a simplified mathematical model. Results showed that the average thermal and electric energy efficiency is about 39.65% and 11.38%, respectively. Results revealed that the increase in solar radiation results...
Journal Articles
Article Type: Research Papers
J. Sol. Energy Eng. April 2022, 144(2): 021008.
Paper No: SOL-21-1192
Published Online: December 27, 2021
...M. A. García-Rincón; J. J. Flores-Prieto; O. Montoya-Márquez This work presents a sensitivity analysis of the overall heat loss coefficient U L and the thermal efficiency η in low and medium temperature encapsulated flat plate solar collectors when controlling the output-input temperature...
Journal Articles
Article Type: Research Papers
J. Sol. Energy Eng. February 2022, 144(1): 011003.
Paper No: SOL-20-1346
Published Online: July 16, 2021
... Division of ASME 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 08 2020 21 06 2021 21 06 2021 16 07 2021 efficiency measurement photovoltaics MPPT renewable energy simulation...
Journal Articles
Article Type: Research Papers
J. Sol. Energy Eng. February 2022, 144(1): 011002.
Paper No: SOL-21-1018
Published Online: July 9, 2021
...Mohamed T. Mohamed; Reza Tafreshi Flywheel Energy Storage Systems (FESS) present an environment-friendly solution for storing and utilizing solar energy; however, voltage and current frequent fluctuations in solar module photovoltaic (PV) systems limit the efficiency of the FESS bidirectional...
Journal Articles
Article Type: Research Papers
J. Sol. Energy Eng. February 2022, 144(1): 011001.
Paper No: SOL-21-1100
Published Online: June 29, 2021
... of the SAH with the chosen jet designs thereby obtain their performance insights. The outlet hot air temperature from the heater and its thermal efficiency are compared for different mass flowrates and solar radiations. Also the temperature distributions in the jet plate with the jet configurations...