Table 1 Relevant parameters of the evolution model of thermal effusivity
Cycle number | Model parameter | \(\overline{\vartheta }\) | \(\vartheta\) | ||||||
|---|---|---|---|---|---|---|---|---|---|
p | d | \(\overline{p}\) | \(\overline{d}\) | a | b | c | |||
0 | 21.83% | 0 | 1 | 0 | 3748 | −1.42 | 500 | 1405.94 | 1402.38 |
1 | 22.54% | 0 | 1.01 | 0 | 3748 | −1.43 | 500 | 1392.97 | 1312.92 |
2 | 27.31% | 2 | 1.07 | 0.04 | 3748 | −1.61 | 500 | 1246.29 | 1178.69 |
3 | 28.95% | 3 | 1.09 | 0.05 | 3748 | −1.67 | 500 | 1194.25 | 1059.95 |
4 | 30.90% | 6 | 1.11 | 0.11 | 3748 | −1.85 | 500 | 1087.91 | 1024.14 |
5 | 32.65% | 12 | 1.13 | 0.22 | 3748 | −2.15 | 500 | 936.33 | 966.49 |
6 | 33.34% | 14 | 1.14 | 0.25 | 3748 | −2.25 | 500 | 894.59 | 1023.08 |
7 | 33.11% | 18 | 1.13 | 0.33 | 3748 | −2.43 | 500 | 830.04 | 900.65 |