| 新型家用燃气表校验装置浅析 |
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| 引用本文： | 李长武. 新型家用燃气表校验装置浅析[J]. 上海计量测试, 2008, 35(4): 17-20 |
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| 作者姓名： | 李长武 |
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| 作者单位： | 苏州市计量测试研究所 |
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| 摘 要： | 阐述以音速喷嘴为标准表的新型家用燃气表校验装置的组成及工作原理，在大量试验的基础上，得出不同台位之间的差异，并将音速喷嘴式燃气表校验装置检测结果与钟罩式气体流量标准装置进行了比较，最后对装置测量不确定度进行粗略的评析。
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| 关 键 词： | 燃气表:音速喷嘴 校验装置 不确定度 |
Analysis of a newly developed domestic gas meter calibration equipment |
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| LI Changwu. Analysis of a newly developed domestic gas meter calibration equipment[J]. Shanghai Meassurement and Testing, 2008, 35(4): 17-20 |
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| Authors: | LI Changwu |
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| Affiliation: | LI Changwu (Suzhou Institute of Measurement and Testing ) |
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| Abstract: | Introduced a newly developed sonic nozzle as standard meter domestic gas meter calibration device, on the basis of large number experiments, reached the differences among tablesite device, and the comparison of test results between the sonic nozzle gas meter checking device and the bell gas flow standard devices, at last uncertainty of measurement devices carried out a roughly assessment. |
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| Keywords: | gas meter sonic nozzle calibration equipment uncertainty |
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