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Table 2 Thermal conductivity of CBC with different filler shapes
Filler shapes | Upper surface temperature T1/K | Lower surface temperature T2/K | Temperature difference ΔT/K | Thermal conductivity k/W•(m•K)−1 |
|---|---|---|---|---|
Cube | 321.84 | 274.40 | 47.44 | 2.11 |
Sphere | 326.30 | 274.51 | 51.79 | 1.93 |
Plate (vertical heat flow) | 340.92 | 274.89 | 66.03 | 1.51 |
Plate (parallel heat flow) | 291.14 | 273.61 | 17.53 | 5.70 |