Experimental Research on the Thermal Performance of Composite PCM Hollow Block Walls and Validation of Phase Transition Heat Transfer Models

Figure 4

Experimental data of Block 1 wall and calculation errors.

(a) Temperature range 1

(b) Temperature range 2

(c) Temperature range 3

(d) Temperature range 4

(e) Decrement factors and time lags

(f) Standard errors

(g) Maximum absolute errors