Nana Xu, Feng Yu, Zhenhua Zhou. Thermal design and validation of a geosynchronous orbit infrared camera[J]. Infrared and Laser Engineering, 2021, 50(9): 20210056
- Infrared and Laser Engineering
- Vol. 50, Issue 9, 20210056 (2021)
Fig. 1. Schematic diagram of camera structure
Fig. 2. Variation curve of solar radiation heat flux on +Z side
Fig. 3. Diagram of minimum evasion angle
Fig. 4. Diagram of minimum evasion angle
Fig. 5. Thermal cover closing duration
Fig. 6. Thermal analysis model
Fig. 7. Temperature comparison of main optical system with different schemes
Fig. 8. Schematic diagram of detector assembly
Fig. 9. Schematic diagram of heat dissipation path
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Table 1. Internal heat source distribution of the camera
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Table 2. Temperature demand of the camera components
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Table 3. Ground test cases
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Table 4. Temperature date of ground test and on- orbit
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