Hang Li, Gaoliang Peng, Hongzhao Lin, Zhao Chen. Research on improved tracking feedforward control method based on sensor fusion prediction[J]. Infrared and Laser Engineering, 2023, 52(5): 20220665
- Infrared and Laser Engineering
- Vol. 52, Issue 5, 20220665 (2023)
Fig. 1. Structure diagram of photoelectric tracking platform structure
Fig. 2. Control structure of photoelectric tracking system
Fig. 3. DC torque motor model
Fig. 4. Block diagram of single axis control system
Fig. 5. Improved tracking feedforward control flow chart based on sensor fusion prediction
Fig. 6. Image feedback principle of photoelectric tracking system
Fig. 7. Differential calculation status results
Fig. 8. Sensor fusion strategy
Fig. 9. Sensor fusion results
Fig. 10. Control loop with tracking feedforward compensation
Fig. 11. Predicted state curve
Fig. 12. Comparison of prediction and lag angle deviation
Fig. 13. High frequency sampling prediction state deviation error
Fig. 14. Location extension result
Fig. 15. Tracking error simulation results
Fig. 16. Acquisition, tracking, and pointing system experimental platform
Fig. 17. Tracking curve
Fig. 18. Tracking curve and error
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