Preparation and modification of novel phase change material Na2SO4·10H2O-Na2HPO4·12H2O binary eutectic hydrate salt

Author(s):  
Wang Xin ◽  
Jianhua Fang ◽  
Wu Jiang ◽  
Liu Ping ◽  
Liu Na ◽  
...  
2020 ◽  
Vol 684 ◽  
pp. 178492 ◽  
Author(s):  
Yushi Liu ◽  
Kunyang Yu ◽  
Yingzi Yang ◽  
Minjie Jia ◽  
Fuzheng Sun

2020 ◽  
Vol 993 ◽  
pp. 920-926
Author(s):  
Bi Chuan Chi ◽  
Yan Yao ◽  
Su Ping Cui

The binary eutectic mixtures of fatty acid esters are promising phase change materials for energy storage application. However, the low thermal conductivity which is a common problem for organic phase change materials restricts their further and better applications. In order to solve the problem, a novel composite phase change material (CPCM) was prepared in this research by using methyl palmitate-methyl stearate (MP-MS), a typical binary eutectic mixture of fatty acid esters, as phase change material and expanded graphite (EG) as heat transfer enhancer. The heat transfer performance of MP-MS/EG CPCM was numerical simulated by finite element analysis software ABAQUS. Numerical simulation results revealed that EG could notably enhance the heat transfer performance of MP-MS eutectic mixture. The heat transfer rate and phase change reaction rate of MP-MS/EG CPCM were 14 times and 3 times that of MP-MS eutectic mixture, respectively.


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