| 三级膨胀法测定石油产品及烃类蒸汽压力标准试验方法的不确定度评估 |
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| 引用本文： | 谭曜,陈平,马中春. 三级膨胀法测定石油产品及烃类蒸汽压力标准试验方法的不确定度评估[J]. 广东化工, 2011, 38(3): 215-216 |
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| 作者姓名： | 谭曜 陈平 马中春 |
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| 作者单位： | 宁波出入境检验检疫局,浙江宁波,315012 |
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| 摘 要： | 采用三级膨胀法,按照ASTM D6378-08标准[1]测定了石油产品、烃类及烃类-含氧化合物混合物的蒸汽压力,并在此基础上对蒸汽压力检测的不确定度进行了评估.探讨了重复性操作、温度传感器和压力传感器对不确定度的影响.
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| 关 键 词： | 三级膨胀法 蒸汽压力 不确定度 |
Vapor Pressure Uncertainty Evaluation of Petroleum Products and Hydrocarbons Using Triple Expansion Method |
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| Tan Yao,Chen Ping,Ma Zhongchun. Vapor Pressure Uncertainty Evaluation of Petroleum Products and Hydrocarbons Using Triple Expansion Method[J]. Guangdong Chemical Industry, 2011, 38(3): 215-216 |
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| Authors: | Tan Yao Chen Ping Ma Zhongchun |
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| Affiliation: | (Ningbo Entry-exit Inspection and Quarantine Bureau,Ningbo 315012,China) |
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| Abstract: | Vapor pressure of petroleum products,hydrocarbons,and hydrocarbon-oxygenate mixtures was determined by using triple expansion method according to ASTM D6378-08.The method uncertainty was evaluated.Many factors which may influence the result of uncertainty were discussed,such as repeatability,temperature sensor and pressure sensor. |
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| Keywords: | triple expansion method vapor pressure uncertainty evaluation |
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