Wax formation in oil pipelines: A critical review

A Aiyejina, DP Chakrabarti, A Pilgrim… - International journal of …, 2011 - Elsevier
The gelling of waxy crudes and the deposition of wax on the inner walls of subsea crude oil
pipelines present a costly problem in the production and transportation of oil. The timely …

Properties of crude oil-in-water and water-in-crude oil emulsions: a critical review

AM Sousa, HA Matos, MJ Pereira - Industrial & Engineering …, 2021 - ACS Publications
Water and crude oil emulsions can be produced during oilfield operations. Since most
oilfields are in the secondary or tertiary recovery stages, the amount of produced water is not …

Flow pattern and water holdup measurements of vertical upward oil–water two-phase flow in small diameter pipes

M Du, ND Jin, ZK Gao, ZY Wang, LS Zhai - International Journal of …, 2012 - Elsevier
We experimentally investigate vertical upward oil–water two-phase flow in a 20mm inner
diameter pipe. We first using vertical multiple electrode array conductance sensor measure …

Review of oil–water through pipes

ASI Ismail, I Ismail, M Zoveidavianpoor… - Flow Measurement and …, 2015 - Elsevier
In oilfield operations, co-current flow of oil–water mixture is very common and can cause
significant flow assurance problems during production. Accurate knowledge of behaviour of …

Recurrence networks from multivariate signals for uncovering dynamic transitions of horizontal oil-water stratified flows

ZK Gao, XW Zhang, ND Jin, RV Donner… - Europhysics …, 2013 - iopscience.iop.org
Characterizing the mechanism of drop formation at the interface of horizontal oil-water
stratified flows is a fundamental problem eliciting a great deal of attention from different …

Effect of jump in wettability on the hydrodynamics of liquid–liquid two-phase flow in a straight mini capillary tube

R Prakash, S Ghosh - Chemical Engineering Journal, 2022 - Elsevier
This experimental study investigates the effect of capillary wall wettability on the
hydrodynamics of liquid–liquid two-phase flow. All experiments are performed in a capillary …

Multivariate recurrence network analysis for characterizing horizontal oil-water two-phase flow

ZK Gao, XW Zhang, ND Jin, N Marwan, J Kurths - Physical Review E …, 2013 - APS
Characterizing complex patterns arising from horizontal oil-water two-phase flows is a
contemporary and challenging problem of paramount importance. We design a new …

Effect of operating conditions on wax deposition in a laboratory flow loop characterized with DSC technique

W Wang, Q Huang, C Wang, S Li, W Qu, J Zhao… - Journal of Thermal …, 2015 - Springer
In this paper, an experimental study about the influence of operating conditions in a
laboratory flow loop on wax deposition phenomena by using DSC technique is presented …

Experimental flow pattern map, slippage and time–frequency representation of oil–water two-phase flow in horizontal small diameter pipes

LS Zhai, ND Jin, YB Zong, QY Hao, ZK Gao - International Journal of …, 2015 - Elsevier
We detect the flow structures of a horizontal oil–water two-phase flow in a 20 mm inner-
diameter pipe using 8-channels radial mini-conductance probes. In particular, we present an …

On the phase inversion process in an oil–water pipe flow

K Piela, R Delfos, G Ooms, J Westerweel… - International journal of …, 2008 - Elsevier
An experimental study of the phase inversion process in an oil–water flow through a pipe
was carried out. Special attention was paid to the critical concentration of the dispersed …