Fig. 1. Block diagram of control principle

Fig. 2. Relationship between geographic coordinate system and base coordinate system

Fig. 3. Relationship between base coordinate system and line of sight coordinate system

Fig. 4. Block diagram of control strategy principle

Fig. 5. Block diagram of transformed control strategy

Fig. 6. Simulation model of rate loop

Fig. 7. Simulation spectrum diagram of open loop and closed loop

Fig. 8. Simulation spectrum diagram of position loop

Fig. 9. Test bode diagram of cross-roll axis position loop