一种卫星分离装置、运载火箭、设计方法和电子设备

By vertically setting n sub-separation devices on the outer periphery of the satellite, each containing m single springs, and adjusting their number and position, the problem of complex satellite surface structure or limited push contact length was solved, and the stability of the satellite's attitude after separation was achieved.

CN116424582BActive Publication Date: 2026-07-17AEROSPACE SCI & IND KET TECH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
AEROSPACE SCI & IND KET TECH CO LTD
Filing Date
2023-02-10
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In existing technologies, satellite-rocket separation devices are difficult to distribute evenly when the push contact length is limited or the satellite surface structure is complex, resulting in unstable satellite attitude after separation.

Method used

Design a satellite separation device, in which n sub-separation devices are vertically arranged along the outer periphery of the satellite. Each sub-separation device contains m single springs. By adjusting the number and position of the sub-separation devices, the resultant separation torque of the separation force relative to the center of mass of the satellite is made zero, ensuring the stability of the satellite's attitude after separation.

Benefits of technology

Through combined design, the angular velocity of the satellite after separation is minimized, ensuring the satellite's attitude stability after separation and adapting to the separation of complex structure satellites from rockets.

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Abstract

本申请涉及运载火箭技术领域,尤其涉及一种卫星分离装置、运载火箭、设计方法和电子设备。所述卫星分离装置包括:垂直于所述卫星的分离方向,沿所述卫星外周设置的n个子分离装置,每个所述子分离装置内设有m个单弹簧;所述n个子分离装置满足以下关系式:其中,Fi表示每个子分离装置对所述卫星质心的作用力;Li表示每个子分离装置到所述卫星的质心的力臂;n、m都表示大于等于1的正整数。当卫星表面结构复杂,或当可供分离装置顶推接触的长度受限时,通过本申请提供的分离装置,可以保证卫星分离后的姿态稳定。
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