JOURNAL OF ASTRONAUTIC METROLOGY AND MEASUREMENT ›› 2014, Vol. 34 ›› Issue (5): 76-78.doi: 10.12060/j.issn.1000-7202.2014.05.18

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Evaluation of Measurement Uncertainty of Gas Mass Flow Meter Calibration Apparatus with Xenon

WEI Wan-yin1;LI De-tian1;FENG Yan1;CHENG Yong-jun1;GUAN Bao-guo1   

  1. 1、Lanzhou Institute of Physics, Lanzhou 730000
  • Online:2014-10-15 Published:2014-10-15

Abstract: In this paper the measurement model of gas mass flow meter with xenon was set up, measurement uncertainty was analysed, the relative combined standard uncertainty of calibration apparatus was given, then the evaluation results were discussed.

Key words: Xenon, Mass flow meter, Calibration apparatus, Evaluation of measurement uncertainty