Research Article
Preliminary Thermal Design and Analysis of Lunar Lander for Night Survival
Table 5
Maximum and minimum temperatures and RHU power for a lunar lander with various thermal control H/Ws.
| Thermal designs | w/o RHU | with RHU | (°C) | (°C) | (°C) | (°C) | Req. RHU power (W) |
| SSM | 47.5 | −110.6 | 74 | −17.8 | 135 | SSM + heat switch | 47.8 | −103 | 69.7 | −17.9 | 107 | Louver | 64.8 | −103.5 | 88 | −18 | 115 | Louver + heat switch | 64.5 | −99 | 85 | −17.9 | 96 | Shutter | | | | | | White paint/solar cell | 47.3 | −95.9 | 65.3 | −19.8 | 87 | MLI/black paint | 46.9 | −73.3 | 57.2 | −19.4 | 48 | MLI/white paint | 47.1 | −73.3 | 57.2 | −19.5 | 48 |
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