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Abstract:
A new solar-driven electrochemical refrigerator model is proposed by integrating a dye-sensitized solar cell with a thermally regenerative electrochemical refrigerator. Considering various irreversible losses within the dyesensitized solar cell, thermally regenerative electrochemical refrigerator as well as between them, mathematical formulas for the performance parameters of dye-sensitized solar cell and thermally regenerative electrochemical refrigerator as well as the solar-driven electrochemical refrigerator are derived. Based on the energy balance equation, the electric current relation between the dye-sensitized solar cell and the thermally regenerative electrochemical refrigerator are derived. The maximum cooling rate density and maximum coefficient of performance of the solar-driven electrochemical refrigerator could reach 800.47 W m(-2) and 0.8, respectively. There exists an optimum thin film thickness of DSSC to optimize the system performance. A larger photoelectron absorption coefficient, specific charge capacity, isothermal coefficient or regenerative efficiency positively improves the solar-driven electrochemical refrigerator performance. However, a larger Schottky barrier, internal resistance of TRER and temperature difference between hot and cold heat reservoirs is unfavorable for the solardriven electrochemical refrigerator performance. The obtained results may offer some guidance for the design and optimization of such an actual refrigerator.
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APPLIED THERMAL ENGINEERING
ISSN: 1359-4311
Year: 2020
Volume: 178
5 . 2 9 5
JCR@2020
6 . 1 0 0
JCR@2023
ESI Discipline: ENGINEERING;
ESI HC Threshold:132
JCR Journal Grade:1
CAS Journal Grade:2
Cited Count:
WoS CC Cited Count: 11
SCOPUS Cited Count: 12
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 4
Affiliated Colleges: