The invention discloses a drag-free spacecraft ground experiment system for a gravitational wave detection task, and belongs to the technical field of spacecraft dynamics and control, and the drag-free spacecraft ground experiment system comprises a smooth flat platform, a non-contact real-time position attitude measurement system and a drag-free spacecraft simulator; the non-dragging spacecraft simulator is located on a smooth flat platform and simulates a microgravity environment; the smooth and flat platform provides a friction-free and flat plane, and is preferably a smooth granite platform; the non-contact real-time position and attitude measurement system is used for measuring position and attitude information of the drag-free spacecraft simulator and the two test masses in real time, and sending the position and attitude information to the airborne calculation module of the drag-free spacecraft ground simulator through the wireless information transmission system; when the system is applied to a ground experiment, the problem that complex dynamic coupling and control between a drag-free spacecraft and a test mass cannot be simulated in the ground experiment can be solved; and the system provided by the invention has a higher degree of freedom.

    本发明公开了一种用于引力波探测任务的无拖曳航天器地面实验系统,属于航天器动力学与控制技术领域,本发明包括光滑平坦平台、无接触实时位置姿态测量系统、无拖曳航天器模拟器;所述无拖拽航天器模拟器位于光滑平坦平台上,模拟微重力环境;所述光滑平坦平台提供一个无摩擦的、平坦的平面,优选为光滑的花岗岩平台;所述无接触实时位置姿态测量系统用于实时测量无拖曳航天器模拟器和两个检验质量的位置和姿态信息,并通过无线信息传输系统发送至无拖曳航天器地面仿真器的机载计算模块;所述系统应用到地面实验中,能够解决地面实验中无法模拟无拖曳航天器与检验质量之间复杂的动力学耦合和控制的问题;而且本发明系统明具有更高的自由度。


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    Title :

    Drag-free spacecraft ground experiment system for gravitational wave detection task


    Additional title:

    一种用于引力波探测任务的无拖曳航天器地面实验系统


    Contributors:
    CHEN TI (author) / WANG YANKAI (author) / CHEN YINGJIE (author) / HE SONGYUAN (author) / HAN CHI (author) / WEI ZHENGTAO (author) / XU KAIXUAN (author)

    Publication date :

    2025-04-15


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B64G Raumfahrt , COSMONAUTICS



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