Peining Yu, Yi Li, Jing Wei, Ying Xu, Tao Zhang. Modeling the pressure drop of wet gas in horizontal pipe[J]. , 2017, 25(7): 829-837.
DOI:
Peining Yu, Yi Li, Jing Wei, Ying Xu, Tao Zhang. Modeling the pressure drop of wet gas in horizontal pipe[J]. , 2017, 25(7): 829-837.DOI: 10.1016/j.cjche.2016.10.024.
Modeling the pressure drop of wet gas in horizontal pipe
A model for gas-liquid annular and stratified flow through a horizontal pipe is investigated
using the two-phase hydrokinetics theory. Taking into consideration the flow factors including the void fraction
the friction between the two phases and the entrainment in the gas core
the one-dimensional momentum equation for gas has been solved. The differential pressure of the wet gas between the two tapings in the straight pipe has been modeled in the pressure range of 0.1-0.8 MPa. In addition a more objective iteration approach to determine the local void fraction is proposed. Compared with the experimental data
more than 83% deviation of the test data distributed evenly within the band of ±10%. Since the model is less dependent on the specific empirical apparatus and data
it forms the foundation for further establishing a flow measurement model of wet gas which will produce fewer biases in results when it is extrapolated.
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Related Author
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Lin Sheng
Jiang Deng
Guangsheng Luo
Yifeng Chen
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Jingjing Chen
Xiaohua Lu
Related Institution
The State Key Laboratory of Chemical Engineering, Department of Chemical Engineering, Tsinghua University
State Key Laboratory of Materials-Oriented Chemical Engineering, Nanjing Tech University
Energy Engineering, Division of Energy Science, Luleå University of Technology, Luleå
Shanghai Key Laboratory of Multiphase Flow and Heat Transfer in Power Engineering, School of Energy and Power Engineering, University of Shanghai for Science and Technology
Key Laboratory for Thermal Science and Power Engineering of Ministry of Education, Department of Energy and Power Engineering, Tsinghua University