Temperature Distribution in Natural Gas/Condensate Pipelines Using a Hydrodynamic Model

Author(s):  
Abdallah Ahmed Sadegh ◽  
Michael A. Adewumi
1998 ◽  
Vol 120 (1) ◽  
pp. 32-40 ◽  
Author(s):  
J. Zhou ◽  
M. A. Adewumi

Liquid condensation in natural gas transmission pipelines commonly occurs due to the thermodynamic and hydrodynamic imperatives. Condensation subjects the gas pipeline to two-phase transport. Neither the point along the pipeline at which the condensate is formed nor the quantity formed is known a priori. Hence, compositional multiphase hydrodynamic modeling, which couples the multiphase hydrodynamic model with the natural gas phase behavior model, is necessary to predict fluid dynamic behavior in gas/condensate pipelines. A transient compositional multiphase hydrodynamic model for transient gas-condensate two-phase flow in pipelines is presented. This model consists of our newly developed well-posed modified Soo’s partial pressure model in conservative form which serves as the transient multiphase hydrodynamic model, and the phase behavior model for natural gas mixtures.


1987 ◽  
Vol 18 (2) ◽  
pp. 74-77 ◽  
Author(s):  
S Mahon ◽  
R.F Addison ◽  
D.E Willis

1947 ◽  
Vol 39 (7) ◽  
pp. 863-867 ◽  
Author(s):  
Norman Hackerman ◽  
D. A. Shock

1946 ◽  
Vol 38 (5) ◽  
pp. 530-534 ◽  
Author(s):  
Fred H. Poettmann ◽  
Donald L. Katz

Author(s):  
Marvin Ricaurte ◽  
José M. Fernández ◽  
Alfredo Viloria

This study suggests an improvement to the empirical model proposed by Peng (1986, Can. J. Chem. Eng. 64, 827–830) to calculate critical temperatures and critical pressures in natural gas mixtures. It aims to extend its application to natural gas mixtures containing hydrocarbons compounds up to undecane (nC11). This work focuses on establishing new matrices of coefficients Aij by obtaining new binary interactions between heavy compounds and the rest of compounds present in natural gas mixtures. The analysis considered more than 300 natural gas mixtures. Different comparisons were made between calculated critical properties, and referenced critical properties. Mean absolute errors <1.00% for the critical temperatures, and <2.70% for critical pressures were obtained. These low average deviations demonstrate the accuracy of this study, and could be considered as an easy-to-use engineering tool for estimating critical properties in natural gas mixtures, applicable to lean gas, rich gas, gas condensate, and Natural Gas Liquids (NGL).


The Analyst ◽  
1999 ◽  
Vol 124 (2) ◽  
pp. 185-189 ◽  
Author(s):  
Azman Shafawi ◽  
Les Ebdon ◽  
Mike Foulkes ◽  
Peter Stockwell ◽  
Warren Corns

2010 ◽  
Vol 46 (2) ◽  
pp. 141-147 ◽  
Author(s):  
A. L. Lapidus ◽  
F. G. Zhagfarov ◽  
N. A. Grigor’eva ◽  
D. S. Khudyakov ◽  
A. M. Kozlovn

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