Research Article
Thermal Characteristics of a Stratospheric Airship with Natural Convection and External Forced Convection
Table 4
Heat flux of the lower envelope calculated by different forced convection equations.
| Equation | Time | | | | | | | | |
| Equation (viii) | 5:00 | 0 | 0 | 0 | 3.83 | 237.71 | 175.11 | 7.24 | 59.19 | 8:00 | 0 | 7.45 | 20.38 | 3.83 | 237.71 | 195.30 | 2.18 | 71.70 | 12:00 | 0 | 8.35 | 39.18 | 3.83 | 237.71 | 209.97 | ā1.10 | 80.19 | 16:00 | 0 | 7.45 | 20.38 | 3.83 | 237.71 | 196.75 | 0.23 | 72.56 | 19:00 | 0 | 0 | 0 | 3.83 | 237.71 | 176.27 | 5.40 | 59.94 |
| Equation (ix) | 5:00 | 0 | 0 | 0 | 3.83 | 237.71 | 144.24 | 3.91 | 93.38 | 8:00 | 0 | 7.45 | 20.38 | 3.83 | 237.71 | 155.08 | 1.33 | 112.85 | 12:00 | 0 | 8.35 | 39.18 | 3.83 | 237.71 | 163.15 | ā0.77 | 126.69 | 16:00 | 0 | 7.45 | 20.38 | 3.83 | 237.71 | 155.60 | 0.13 | 113.76 | 19:00 | 0 | 0 | 0 | 3.83 | 237.71 | 144.57 | 3.03 | 93.98 |
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