Mengqi Shao, Lei Zhang, Lei Wei, Xuezhi Jia. Optimal Design of Stray Light Suppression Structure for Ultra-Light Space Camera[J]. Acta Optica Sinica, 2019, 39(11): 1122002
- Acta Optica Sinica
- Vol. 39, Issue 11, 1122002 (2019)
Fig. 1. Parameters pertinent to design of vanes of the primary mirror baffle
Fig. 2. Initial structure of primary mirror baffle
Fig. 3. Finite element model and structural parameters of primary mirror baffle
Fig. 4. Nephograms of x - and y -direction vibration modes of fundamental frequency of baffle. (a) x direction; (b) y direction
Fig. 5. Iteration process of object optimization. (a) Iterative curve of mass; (b) iterative curve of structural compliance
Fig. 6. Scene of random vibration test
Fig. 7.
Frequency response curve of random vibration of sampling point. (a)
Fig. 8. Model for tray light analysis
Fig. 9. PST curves of optical system in x and y directions. (a) PST curve in x direction; (b) PST curve in y direction
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Table 1. Performance parameters of CFRP
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Table 2. Designed variables and optimized results
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Table 3. Structural performance comparisonbefore and after optimization
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Table 4. Test conditions of random vibration
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Table 5. Comparison between test and analysis data
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