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不同状态方程对R134a摩擦理论黏度模型的比较分析
  • ISSN号:1671-8097
  • 期刊名称:《热科学与技术》
  • 时间:0
  • 分类:TB612[一般工业技术—制冷工程] TM262[电气工程—电工理论与新技术;一般工业技术—材料科学与工程]
  • 作者机构:[1]Key Laboratory of Thermo-Fluid Science and Engineering, Ministry of Education, Xi'an diaotong University, Xi'an 710049, China
  • 相关基金:Project supported by the National Natural Science Foundation of China (Grant No. 51006083), the China Postdoctoral Science Foundation (Grant No. 20110491658), and the Fundamental Research Funds for the Central Universities.
中文摘要:

The potential energy surface of a CO 2 –N 2 mixture is determined by using an inversion method, together with a new collision integral correlation [J. Phys. Chem. Ref. Data 19 1179 (1990)]. With the new invert potential, the transport properties of CO2–N2 mixture are presented in a temperature range from 273.15 K to 3273.15 K at low density by employing the Chapman–Enskog scheme and the Wang Chang–Uhlenbeck–de Boer theory, consisting of a viscosity coefficient, a thermal conductivity coefficient, a binary diffusion coefficient, and a thermal diffusion factor. The accuracy of the predicted results is estimated to be 2% for viscosity, 5% for thermal conductivity, and 10% for binary diffusion coefficient.

英文摘要:

The potential energy snrface of a CO2-N2 mixture is determined by using an inversion method, together with a new collision integral correlation [J. Phys. Chem. R@ Data 19 1179 (1990)]. With the new invert potential, the transport properties of CO2-N2 mixture are presented in a temperature range front 273.15 K to 3273.15 K at low density by employing the Chapman-Enskog scheme and the Wang Chang-Uhlenbeck de Boer theory, consisting of a viscosity coefficient, a thermal conductivity coefficient, a binary diffusion coefficient, and a thermal diffusion factor. The accuracy of the predicted results is estimated to be 2% for viscosity, 5% for thermal conductivity, and 10% for binary diffusion coefficient.

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期刊信息
  • 《热科学与技术》
  • 中国科技核心期刊
  • 主管单位:中华人民共和国教育部
  • 主办单位:大连理工大学
  • 主编:王补宣
  • 地址:大连市甘井子区凌工路2号大连理工大学
  • 邮编:116024
  • 邮箱:jtst@dlut.edu.cn
  • 电话:0411-84707963
  • 国际标准刊号:ISSN:1671-8097
  • 国内统一刊号:ISSN:21-1472/T
  • 邮发代号:8-262
  • 获奖情况:
  • 国内外数据库收录:
  • 俄罗斯文摘杂志,美国化学文摘(网络版),美国剑桥科学文摘,英国科学文摘数据库,中国中国科技核心期刊,中国北大核心期刊(2011版),中国北大核心期刊(2014版)
  • 被引量:2346