Comparison of methods for the prediction of liquid holdup for upward gas-liquid flow in inclined pipes

1975 ◽  
Vol 53 (4) ◽  
pp. 384-388 ◽  
Author(s):  
G. A. Gregory
2006 ◽  
Vol 32 (4) ◽  
pp. 499-516 ◽  
Author(s):  
E. Roitberg (Trostinetsky) ◽  
L. Shemer ◽  
D. Barnea

AIChE Journal ◽  
2017 ◽  
Vol 63 (10) ◽  
pp. 4694-4704 ◽  
Author(s):  
Jisong Zhang ◽  
Andrew R. Teixeira ◽  
Lars Thilo Kögl ◽  
Lu Yang ◽  
Klavs F. Jensen

1975 ◽  
Vol 27 (05) ◽  
pp. 564-568 ◽  
Author(s):  
I.R. Vohra ◽  
F. Hernandez ◽  
N. Marcano ◽  
J.P. Brill

2010 ◽  
Author(s):  
Kyle Leland Magrini ◽  
Cem Sarica ◽  
Abdelsalam Al-Sarkhi ◽  
Hong-Quan Zhang

2015 ◽  
Vol 36 (11) ◽  
pp. 943-951 ◽  
Author(s):  
José L. H. Faccini ◽  
Jurandyr S. Cunha Filho ◽  
Paulo A. B. De Sampaio ◽  
Jian Su

Author(s):  
Ruixi Duan ◽  
Da Yu ◽  
Haihao Wu ◽  
Jing Gong ◽  
Shanwei Hu ◽  
...  

During pigging process of long-distance pipeline, pig seals wear due to abrasion on pipe wall, the diameter of seal decreases and even to be smaller than pipe inner diameter as a result. This study has researched the characteristics of pigging processes using pigs different in diameter in horizontal experimental pipe. In the study, mandrel pig with two seals was chosen for experiment. Five pigs different in size were used, and pigging experiments under various flow conditions were carried out in a horizontal air-water flow experimental loop. During experiment, the features of pigging process from pig launcher to trap were observed, the liquid holdup and pressure were detected and collected, pig velocities in different sections of pipe were measured, the velocity of pigging slug front and length of the slug were also measured. The relationship between pig movement and flow conditions was analyzed, the methods to calculate velocity of pigging slug front and length of the slug were obtained and the results calculated were similar to the results measured. Based on the results of experiment, some suggestions were proposed for pigging operation in real pipeline.


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