CFD Analysis of Heat Transfer Enhancement in a Flat-Plate Solar Collector with Different Geometric Variations in the Superficial Section

Author(s):  
William Quitiaquez ◽  
José Estupinán-Campos ◽  
César Nieto-Londoño ◽  
C.A. Isaza-Roldán ◽  
Patricio Quitiaquez ◽  
...  
2020 ◽  
Vol 146 ◽  
pp. 2316-2329 ◽  
Author(s):  
Mohammad Reza Saffarian ◽  
Mojtaba Moravej ◽  
Mohammad Hossein Doranehgard

Processes ◽  
2020 ◽  
Vol 8 (7) ◽  
pp. 756 ◽  
Author(s):  
Nurril Ikmal Shamsul Azha ◽  
Hilmi Hussin ◽  
Mohammad Shakir Nasif ◽  
Tanweer Hussain

Various studies to improve the thermal performance of flat plate solar collector (FPSC) solar water heater have been conducted, and more are currently in progress. This study aims to review existing methods on thermal performance enhancement for FPSC and discuss on heat-transfer enhancement using vibration and its potential application for FPSC. Ten methods for improving thermal performance are identified, which include applications of nanofluids, absorber coatings, phase change materials (PCM), thermal performance enhancers, FPSC design modifications, polymer materials, heat loss reduction, mini and micro channel and heat-transfer enhancement using vibration. An examination of heat-transfer enhancement using vibration in low frequency ranges for an evacuated-tube solar collector (ETSC) solar water heater system showed that it can potentially achieve heat-transfer enhancement of up to 78%. Nevertheless, there is still a lack of research on the applications of heat-transfer enhancement using vibration on FPSC to date.


2014 ◽  
Vol 90 ◽  
pp. 364-370 ◽  
Author(s):  
Rehena Nasrin ◽  
Salma Parvin ◽  
M.A. Alim

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