• Infrared and Laser Engineering
  • Vol. 50, Issue 10, 20210213 (2021)
Rui Wang1、2, Fuguo Wang1, Xueqian Sun1、2, and Qichang An1、*
Author Affiliations
  • 1Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences, Changchun 130033, China
  • 2University of Chinese Academy of Sciences, Beijing 100049, China
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    DOI: 10.3788/IRLA20210213 Cite this Article
    Rui Wang, Fuguo Wang, Xueqian Sun, Qichang An. Application of variable intelligent trusses in large aperture optical telescopes[J]. Infrared and Laser Engineering, 2021, 50(10): 20210213 Copy Citation Text show less
    JWST hinge structure of the truss
    Fig. 1. JWST hinge structure of the truss
    JWST locking mechanism of the truss
    Fig. 2. JWST locking mechanism of the truss
    Schematic diagram of AAReST telescope deployment
    Fig. 3. Schematic diagram of AAReST telescope deployment
    RAMST variable truss structure
    Fig. 4. RAMST variable truss structure
    Adjustment of JWST
    Fig. 5. Adjustment of JWST
    Adjustment of JWST primary mirror with robotics
    Fig. 6. Adjustment of JWST primary mirror with robotics
    RAMST primary mirror installation with the hexapod robotics
    Fig. 7. RAMST primary mirror installation with the hexapod robotics
    DAPRA realizes on-orbit maintenance through variable intelligent truss
    Fig. 8. DAPRA realizes on-orbit maintenance through variable intelligent truss
    Docking and separation process of MEV-1 through the variable truss
    Fig. 9. Docking and separation process of MEV-1 through the variable truss
    Trajectory planning and accuracy experiment
    Fig. 10. Trajectory planning and accuracy experiment
    Mechanical interface for automatic docking of the satellite module
    Fig. 11. Mechanical interface for automatic docking of the satellite module
    Variable truss assembly on orbit
    Fig. 12. Variable truss assembly on orbit
    Assembly process of SPSS
    Fig. 13. Assembly process of SPSS
    Key technologyDevelopment statusTrends
    Measurement and perceptionForce feedbackPerception and measurement based on multi-method fusion, high-speed and high-precision scene reconstruction
    Decision and planningModel-based autonomous trajectory planning and human-based auxiliary decision-makingAutonomous learning and decision-making in a complex dynamic environment
    Operation and controlAutonomous, supervised, cooperative target grabbing, plugging, and other operationsMulti-parameter fusion control based on force and vision
    Learn and adaptingManually extract features to determine the planning and control of the environmentAutonomous extraction of features, trajectory planning, perception and control based on self-learning
    IntelligenceMulti-truss controlMulti-truss control based on distributed and collaborative learning
    Table 1. Current status and trend of key technologies for computer aided adjustment
    Rui Wang, Fuguo Wang, Xueqian Sun, Qichang An. Application of variable intelligent trusses in large aperture optical telescopes[J]. Infrared and Laser Engineering, 2021, 50(10): 20210213
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