Visualization and flow regime identification of downward air–water flow through a 12 mm diameter vertical tube using image analysis

2018 ◽  
Vol 100 ◽  
pp. 1-15 ◽  
Author(s):  
Akhilesh Peddu ◽  
Shubhankar Chakraborty ◽  
Prasanta Kr. Das
2006 ◽  
Vol 32 (3) ◽  
pp. 311-322 ◽  
Author(s):  
M. Descamps ◽  
R.V.A. Oliemans ◽  
G. Ooms ◽  
R.F. Mudde ◽  
R. Kusters

2001 ◽  
Author(s):  
Yueshe Wang ◽  
Fangde Zhou

Abstract The experiment for oil-gas-water flow pattern transition is carried out in a vertical tube 40mm I.D. and 6m long with a wide range of mixture velocity. Applying the concept of Weisman’s flow pattern transition zone to the investigation on oil-gas-water flow regime, every transition is quantified. The flow regime map, which includes transition zone mentioned above, is compatible with a lot of other pattern transitions. Meanwhile, according to this map the divergence of numerous transitions can be explained. So, that provides a reliable for reasonable understanding of the pattern transitions. Consequently, a method for regime recognition has been put forward with using simultaneously optical fiber probes and conductance probes. The availability of the method can be proved by the images of High Speed Motion Analyzer, which is from Kodak Company.


1970 ◽  
Author(s):  
B. A. Zenkevich ◽  
P. L. Kirillov ◽  
G. V. Alekseev ◽  
O. L. Peskov ◽  
O. A. Sudnitsyn

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