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INTEGRATED COLUMBUS ON ORBIT VIBRO-ACOUSTIC AND MICRO-G PERFORMANCE ASSESSMENT

机译:集成哥伦布的轨道声学和微G性能评估

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By the SS 122 launch, the European Spacelab Columbus is now docked to International Space Station (ISS) and its scientific utilisation on micro-gravity field is started. In order to optimize its scientific utilisation, dedicated integrated assessment vs. both the emitted internal acoustics and micro-vibration environment quality were performed. The main goal of these assessments is to see potential operational constraints of the payloads community for induced on orbit vibro-acoustic environment control. The aim of this paper is to highlight:1. The integrated assessment approach based on measured test data, of both the Columbus Core and the foreseen payloads community2. The planned on orbit measurements for performance verification3. The reliability of the assessment method based on measured vibro-acoustic transmissibility, acoustic and vibrational environments and on super-imposition method, for the total vibro-acoustic and micro-gravity environments prediction.In the frame of this paper, Columbus stage 1E, 1J/A and 1J integrated performances are presented vs. the NC50 and the ISS micro-g requirement. The correlation between the expected on orbit internal emitted acoustics and micro-g environment and the on orbit measured one allows to verify the design and the verification approach of the pressurized module allowing standardisation of industrial procedure for the next manned spacecraft module generation.
机译:通过SS 122发射,欧洲航天实验室哥伦布现已对接至国际空间站(ISS),并开始在微重力领域进行科学利用。为了优化其科学利用,对排放的内部声学和微振动环境质量进行了专门的综合评估。这些评估的主要目的是了解有效载荷社区对在轨振动声环境控制中潜在的操作限制。本文的目的是强调: 1.基于测得的哥伦布核心区和可预见的有效载荷社区的测试数据的综合评估方法 2.为进行性能验证而计划中的在轨测量 3.基于测得的振动声传递性,声学和振动环境以及基于叠加法的评估方法的可靠性,可预测整个振动声和微重力环境。 在本文的框架中,提出了哥伦布1E,1J / A和1J阶段的综合性能与NC50和ISS micro-g的要求。预期在轨内部发射的声学和微g环境与所测在轨轨道之间的相关性可以验证加压模块的设计和验证方法,从而可以实现下一代载人航天器模块的工业程序标准化。

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