Abstract
Optical remote sensing satellites are generally composed of two parts which are satellite platform and camera. In order to evaluate the satellites on-orbit working status, it is necessary to carry out micro-vibration tests on the ground to simulate the satellite's on-orbit working status. This paper proposes a micro-vibration test method based on dual-stage gravity compensation system. The gravity compensation both on satellite platform and camera can be achieve separately by using the dual-stage system, and evaluates the effectiveness of satellite micro-vibration suppression measures. This method adopts top suspension and bottom elastic support to achieve dual-stage gravity compensation, and the specification of suspension frequency is lower than 1 Hz and the support frequency is lower than 2.5 Hz. The method proposed has been successfully applied to the micro-vibration test of a flight model satellite.
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© 2024 The Author(s), under exclusive license to Springer Nature Singapore Pte Ltd.
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Zhu, J., Zhang, W., Liu, C., Qiu, H., Lu, D. (2024). A Micro-vibration Test Method for Satellite Based on Dual-Stage Gravity Compensation System. In: Rui, X., Liu, C. (eds) Proceedings of the 2nd International Conference on Mechanical System Dynamics. ICMSD 2023. Lecture Notes in Mechanical Engineering. Springer, Singapore. https://doi.org/10.1007/978-981-99-8048-2_266
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DOI: https://doi.org/10.1007/978-981-99-8048-2_266
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