Shangbo Liu, Zesheng Dan, Baowang Lian, Jintao Xu, Hui Cao. Optimization method of PSO-PID control for interferometric closed-loop fiber optic gyroscope[J]. Infrared and Laser Engineering, 2024, 53(3): 20230626
- Infrared and Laser Engineering
- Vol. 53, Issue 3, 20230626 (2024)
Fig. 1. ICFOG system structure block diagram
Fig. 2. Linear model of closed-loop fiber optic gyroscope
Fig. 3. Schematic diagram of PID controller based on PSO algorithm
Fig. 4. PID tuning process based on PSO optimization algorithm
Fig. 5. PID parameter tuning flow chart based on BP neural network
Fig. 6. Flow chart of parameter tuning based on fuzzy PID
Fig. 7. PID controller
Fig. 8. BP-PID controller
Fig. 9. F-PID controller
Fig. 10. PSO-PID controller
Fig. 11. Fitness function of PSO optimization algorithm
Fig. 12. Comparison chart of angular rate input tracking of fiber optic gyro with different control schemes
Fig. 13. Comparison chart of angular rate input tracking error of fiber optic gyroscope
Fig. 14. Variation diagram of fitness value with iteration times
Fig. 15. Variation diagram of parameters
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Table 1. Comparison of dynamic performance of different control methods system
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