Jiheng JIANG, Yan DONG, Jianlin SONG, Wei WANG, Yansong SONG, Keyan DONG. Generalized predictive control with variable time domain for disturbance rejection based on photoelectric turntable[J]. Infrared and Laser Engineering, 2024, 53(11): 20240245

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- Infrared and Laser Engineering
- Vol. 53, Issue 11, 20240245 (2024)

Fig. 1. The block diagram of GPC control

Fig. 2. The load diagram of a permanent magnet DC torque motor

Fig. 3. The block diagram of the motor

Fig. 4. The structure diagram of STGPC control system

Fig. 5. (a) PID simulation; (b) LGPC simulation; (c) STGPC simulation

Fig. 6. The curve of frequency sweep

Fig. 7. Two-axis two-frame photoelectric rotary table

Fig. 8. Target motion characteristics

Fig. 9. Velocity vibration interference curve

Fig. 10. Tracking residual comparison chart

Fig. 11. Interframe disturbance suppression comparison diagram

Fig. 12. Comparison chart of load suppression

Fig. 13. (a) STGPC self tuning effect; (b) Time domain parameter variation diagram

Fig. 14. Response curve of system parameter change
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Table 1. Motor parameters
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Table 2. Tracking residual comparison table
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Table 3. Speed vibration suppression comparison table

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