Roles of drag reducing polymers in single-and multi-phase flows

A Abubakar, T Al-Wahaibi, Y Al-Wahaibi… - … research and design, 2014 - Elsevier
It has become a well-known fact that finding sustainable solutions to the unavoidable high
pressure losses accompanying pipeline flows to increase the pumping capacity without …

A review of drag reduction by additives in curved pipes for single‐phase liquid and two‐phase flows

PO Ayegba, LC Edomwonyi‐Otu, N Yusuf… - Engineering …, 2021 - Wiley Online Library
The effect of drag‐reducing agents (DRAs) on fluid flows in straight pipes has been well
documented. Key among these is the effect of DRAs on turbulence statistics (Reynolds …

Contribution of superhydrophobic surfaces and polymer additives to drag reduction

T Kouser, Y Xiong, D Yang - ChemBioEng Reviews, 2021 - Wiley Online Library
Drag reduction has constantly received great attention due to its extensive range of
applications in fluid transportation and vehicle industries. The vital role of two different …

Experimental investigation of viscous oil-water flows in pipeline

WL Loh, VK Premanadhan - Journal of Petroleum Science and Engineering, 2016 - Elsevier
Pipelines encounter high pressure losses during transport of high viscous crudes, especially
at lower temperatures present in deep-waters. With emphasis on flow regimes and pressure …

Drag reduction using high molecular weight polyacrylamides during multiphase flow of oil and water: A parametric study

M Eshrati, AR Al-Hashmi, T Al-Wahaibi… - Journal of Petroleum …, 2015 - Elsevier
Five linear, water-soluble, sulfonated polyacrylamides of relatively high molecular weights
were used to investigate drag reduction in oil–water multiphase flow through a horizontal …

Influence of drag-reducing polymer on flow patterns, drag reduction and slip velocity ratio of oil–water flow in horizontal pipe

A Abubakar, T Al-Wahaibi, AR Al-Hashmi… - International Journal of …, 2015 - Elsevier
Experimental investigation of the effects of drag-reducing polymer on oil–water flow patterns,
pressure drops, phase inversion and slip ratio in a horizontal acrylic pipe of 30.6-mm ID was …

Parameters of drag reducing polymers and drag reduction performance in single-phase water flow

A Abubakar, AR Al-Hashmi… - Advances in …, 2014 - journals.sagepub.com
This study presents experimental investigation about the effect of polymer parameters on the
performance of the drag reducing polymers in single-phase water flowing in a horizontal …

Effects of drag-reducing polymers on the flow patterns, pressure gradients, and drag-reducing rates of horizontal oil–water flows

J Tan, H Hu, S Vahaji, J Jing, J Tu - International Journal of Multiphase …, 2022 - Elsevier
The effects of drag-reducing polymers on the flow patterns, pressure gradients, and drag-
reducing rates of oil–water two-phase flows were investigated using a horizontal acrylic pipe …

The nonlinear analysis of horizontal oil-water two-phase flow in a small diameter pipe

LS Zhai, P Angeli, ND Jin, DS Zhou, L Zhu - International Journal of …, 2017 - Elsevier
Horizontal oil-water two-phase flows are frequently encountered in many industrial
processes but the understanding of the dynamic behavior underlying the different flow …

Experimental study of drag reduction of polymer-polymer mixtures in horizontal dispersed oil-water flow

M Eshrati, T Al-Wahaibi, AR Al-Hashmi… - … Thermal and Fluid …, 2017 - Elsevier
An experimental investigation of the effect of various mixtures of different polymers on drag
reduction was studied in a dispersed horizontal oil-water flow. The study was carried out in a …