Disturbance wave development in two-phase gas–liquid upwards vertical annular flow
Disturbance waves are of central importance in annular flows. Such waves are
characterised by their large amplitudes relative to the mean film thickness, their high …
characterised by their large amplitudes relative to the mean film thickness, their high …
The effects of drillstring-eccentricity,-rotation, and-buckling configurations on annular frictional pressure losses while circulating yield-power-law fluids
An experimental study followed by comprehensive flow modeling is presented. The
experiments were conducted on a horizontal annulus with drillstring under compression …
experiments were conducted on a horizontal annulus with drillstring under compression …
Joint experimental and numerical study of the influence of flame holder temperature on the stabilization of a laminar methane flame on a cylinder
The mechanisms controlling laminar flame anchoring on a cylindrical bluff-body are
investigated using DNS and experiments. Two configurations are examined: water-cooled …
investigated using DNS and experiments. Two configurations are examined: water-cooled …
A theoretical analysis about the effect of aspect ratio on single-phase laminar flow in rectangular ducts
D **ng, C Yan, C Wang, L Sun - Progress in nuclear energy, 2013 - Elsevier
Effects of the aspect ratio on single-phase laminar flow resistance in rectangular duct are
theoretically studied by way of analyzing the wall shear stress. And the transition Reynolds …
theoretically studied by way of analyzing the wall shear stress. And the transition Reynolds …
Advances in Falling-Cylinder Viscometry: A Comprehensive Review
This paper focuses on falling-cylinder viscometry, a commonly used method for measuring
viscosity due to its simplicity and versatility. The review explores the development of falling …
viscosity due to its simplicity and versatility. The review explores the development of falling …
Interfacial structure of upward gas–liquid annular flow in inclined pipes
Temporal and spatial-resolved data on the interfacial structure in upward vertical and
inclined two-phase annular flows were accumulated using a novel non-intrusive multilayer …
inclined two-phase annular flows were accumulated using a novel non-intrusive multilayer …
Flow instability in weakly eccentric annuli
A temporal linear stability analysis of laminar flow in weakly eccentric annular channels has
been performed. It has been shown that, even for eccentricities ε and Reynolds numbers that …
been performed. It has been shown that, even for eccentricities ε and Reynolds numbers that …
Two-phase gas-liquid flow in concentric and fully eccentric annuli. Part I: Flow patterns, holdup, slip ratio and pressure gradient
Horizontal and upward low-inclination gas-water and gas-oil flows are investigated using an
annulus pipe configuration in a high-pressure system (∼ 400 kPa). The annulus test section …
annulus pipe configuration in a high-pressure system (∼ 400 kPa). The annulus test section …
Laminar to turbulent transition of yield power law fluids in annuli
An analysis of laminar to turbulent transition of yield power law (YPL) fluids in concentric and
eccentric annuli is presented. Both theoretical and experimental approaches are followed to …
eccentric annuli is presented. Both theoretical and experimental approaches are followed to …
Flows in annuli with longitudinal grooves
Analysis of pressure losses in laminar flows through annuli fitted with longitudinal grooves
has been carried out. The additional pressure gradient required in order to maintain the …
has been carried out. The additional pressure gradient required in order to maintain the …