A solar cooling tube using thermal/vacuum emptying method was experimentally studied in this paper. The coefficient of performance (COP) of the solar cooling tube was mostly affected by the vacuum degree of the system. In past research, the thermal vacuum method, using an electric oven and iodine-tungsten lamp to heat up the adsorbent bed and H2O vapor to expel the air from the solar cooling tube, was used to manufacture solar cooling tubes. This paper presents a novel thermal vacuum combined with vacuum pump method allowing an increased vacuum state for producing solar cooling tubes. The following conclusions are reached: the adsorbent bed temperature of solar cooling tube could reaches up to 233 degrees C, and this temperature is sufficient to meet desorption demand; the refrigerator power of a single solar cooling tube varies from 1W to 12W; the total supply refrigerating capacity is about 287 kJ; and the COP of this solar cooling tube is about 0.215.
Experimental Study on Solar Cooling Tube Using Thermal/Vacuum Emptying Method
Creators
Huizhong Zhao (Corresponding Author) - Shanghai Maritime University
Haibin Liang - University of Shanghai for Science and Technology
Wenzhe Sun - Shanghai Maritime University
Guoqing Yu - University of Shanghai for Science and Technology
Dan Cao - Shanghai Maritime University
Jun Ji - Shanghai Maritime University
Hualou Liang - School of Biomedical Engineering, Science, and Health Systems (1997-)
Publication Details
Advances in materials science and engineering, v 2012, pp 1-6
Publisher
Hindawi Publishing Group
Number of pages
6
Grant note
Science and Technology Program of Shanghai Maritime University
50976073 / Natural Science Foundation of China; National Natural Science Foundation of China (NSFC)
Resource Type
Journal article
Language
English
Academic Unit
School of Biomedical Engineering, Science, and Health Systems
Web of Science ID
WOS:000308158300001
Scopus ID
2-s2.0-84864962212
Other Identifier
991019320709604721
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