| 标定气体流量计的热力学方法 |
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| 引用本文： | 李林清.标定气体流量计的热力学方法[J].湖南大学学报(自然科学版),1995,22(2):94-98,103. |
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| 作者姓名： | 李林清 |
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| 作者单位： | 湖南大学机械工程系 |
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| 摘 要： | 本文分析了用热力学原理精确测定喷管流量系数的方法，在此基础上提出了标定气体流量计的喷管装置，并用微机系统进行检测运算，这种装置结构简单，准确可靠。
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| 关 键 词： | 流量系数 气体流量计 相对误差 热力学 |
The Research in Marking Gas Measuring Flowmeter by Thermodynamic Method |
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| Li Linqing.The Research in Marking Gas Measuring Flowmeter by Thermodynamic Method[J].Journal of Hunan University(Naturnal Science),1995,22(2):94-98,103. |
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| Authors: | Li Linqing |
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| Abstract: | Accrding to thermodynamics principle this paper has analyzed themethod for accurately nozzel flow coefficient. Based on it we proposed the nozzel deviceof marking gas measuring flowmeter. The device is controlled and calculated by a mini-computer. The device is simple in the construction,accurate and dependable. |
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| Keywords: | nozzel flow coefficient equation of state compression factor relativeerror |
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