Taguchi optimization and a fast evaluation method on the transient thermal performance of phase change material outfitted walls

2021 ◽  
Vol 43 ◽  
pp. 103120
Author(s):  
Yuan Zhang ◽  
Mengmeng Deng
2020 ◽  
Vol 179 ◽  
pp. 115723
Author(s):  
Ange-Christian Iradukunda ◽  
Andres Vargas ◽  
David Huitink ◽  
Danny Lohan

2012 ◽  
Vol 134 (7) ◽  
Author(s):  
Kireeti Chintakrinda ◽  
Ronald J. Warzoha ◽  
Randy D. Weinstein ◽  
Amy S. Fleischer

Paraffin phase change material (PCM) is enhanced with suspended graphite nanofibers at high loading levels. The loading levels reach in excess of 10% by weight. The thermal effects of the nanofiber loading level, the PCM module design, and the applied power density on the transient thermal response of the system are examined. A strong effect of nanofiber loading level on thermal performance is found, including a suppression of Rayleigh-Benard convection currents at high loading levels. Increases in nanofiber loading level also result in lowered heating rates and greater thermal control of the heated base. Increases in power density are found to result in higher heating rates, and increases in mass lead to lower operating temperatures. The design of the module is found to have a strong effect on thermal performance.


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