Thermal Feature of a Modified Solar Phase Change Material Storage Wall System

Table 1

Summarized result of temperature difference between the upper, middle, and lower of heat-absorbing aluminum plate and back of the insulation layer.

	Max	Time to reach max	Min	Time to reach min	Average
Tup-mid	7.8°C	12 : 36	−0.1°C	5 : 08	2.2°C
Tmid-low	14.5°C	12 : 08	−0.4°C	2 : 48	4.1°C
Tfront-back	24.2°C	11 : 12	−2.2°C	18 : 52	6.0°C