Songhang Wu, Jihong Dong, Shuyan Xu, Boqian Xu. Design of Main Mirror for Splicing Curvature Error Adjusting Based on Approximate Optimization[J]. Acta Optica Sinica, 2020, 40(20): 2022001
- Acta Optica Sinica
- Vol. 40, Issue 20, 2022001 (2020)
Fig. 1. Diagram of Latin hypercube sampling
Fig. 2. Structure of RBF neural network
Fig. 3. Approximate optimization algorithm
Fig. 4. Back of the JWST sub-mirror [7]
Fig. 5. Optimization design process of curvature error adjustment mechanism
Fig. 6. Diagram of optimization parameters
Fig. 7. Optimized design process of sub-mirror
Fig. 8. Approximation process of the model. (a) Curvature; (b) RMS; (c) first-order natural frequency
Fig. 9. Process of optimization iteration. (a) Simulation model; (b) approximate model
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Table 1. Material properties
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Table 2. Designed variables and optimized results unit: mm
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