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针对现有的大型低温推进剂贮箱标定要求,分析了大型贮箱容积标定常用的各种方法;阐述了标准围尺法/套管尺法的组合测量法容积标定技术,介绍了组合测量标定方法所需的计量器具、标定程序以及数据处理方法;给出了大型低温推进剂贮箱容积标定结果的不确定度评估。
Aiming at the existing large scale cryogenic propellant tank calibration requirements, various methods commonly used in large tank volumetric calibration are analyzed. The volumetric calibration technique of the combined measurement method is introduced, and the combination of measurement calibration The measuring instruments, calibration procedures and data processing methods needed for the method are given. The uncertainty assessment of the volumetric calibration results for large cryogenic propellant tanks is given.