Open Access
Table 5
Temperature distribution in pebble.
| Vf | 20% | 30% | 40% | 50% | 60% |
|---|---|---|---|---|---|
| Equivalent thermal conductivity (J/cm/K) | 0.24 | 0.21 | 0.18 | 0.15 | 0.12 |
| 6 cm | |||||
| T s -T c (°C) | 80 | 80 | 80 | 80 | 80 |
| T f -T s (°C) | 208 | 237 | 277 | 332 | 415 |
| T k -T f (°C) | 3.7 | 2.5 | 1.8 | 1.5 | 1.2 |
| Max. T k (°C) | 941 | 970 | 1009 | 1063 | 1146 |
| Allowable Avr. P.D. (MW/m3) | 21 | 19 | 17 | 15 | 12 |
| 3 cm | |||||
| Max. T k (°C) | 733 | 740 | 750 | 764 | 784 |
| Allowable Avr. P.D. (MW/m3) | 72 | 67 | 60 | 53 | 45 |
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