Yinhuan Lv. Simulation analysis of influence of aerodynamic heating effect of dome window on rosette scan system[J]. Infrared and Laser Engineering, 2020, 49(7): 20190520
- Infrared and Laser Engineering
- Vol. 49, Issue 7, 20190520 (2020)
Fig. 1. Rosette scanning optical system
Fig. 2. Temperature variation with time
Fig. 3. Simulation flow chart
Fig. 4. Sensor received energy( Temperature of guard is 293 K)
Fig. 5. Partial enlargement of the propagation path of stray lights
Fig. 6. Sensor received energy after revising filter
Fig. 7. Temperature belts of the dome
Fig. 8. Radiation energy received by sensor when dome temperature is distributed gradiently
Fig. 9. Dome 500 K, the incident light flux on the sensor surface when secondary mirror rotates and the tilted lens is fixed
Fig. 10. Dome 500 K, the incident light flux on the sensor surface when tilted lens rotates and the secondary mirror is fixed
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Table 1. Temperature setting of 15 belts of dome
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