Two-Phase Flow and CFD
Theoretical Investigation to Develop a Fit-for-purpose CFD Code to Simulate Transient Incompressible Two-phase Flow
... incompressible two-phase flow ...the CFD platform for major modifications carried out to the main two governing equations; namely the Continuity (Mass Conservation) and the Momentum ...
7
CFD Simulation of Gas-Solid Two-Phase Flow in Pneumatic Conveying of Wheat
... dense phase pneumatic conveying of granular materials, flowing through a horizontal pipe, a wave-like flow has been observed which is shown in ...gas-solid flow, also referred to dune flow, ...
18
CFD Parametric Investigation for Two Phase Flow of Refrigerant R134a in Helical Coiled Adiabatic Capillary Tubes
... refrigerant flow control device in small refrigeration systems. Since the flow behavior inside a capillary tube is complex, several physical models are necessary to predict the characteristics of ...
6
Developing a 3D CFD Code to Simulate Incompressible Simultaneous Two-Phase Flow through a Horizontal Bend Using VOF Principle
... oil flow-rate ratio (water-cut) as well as pipeline internal diameter, inclination angle and total flow rate on the water-wetted surface area for a stratified multi- phase flow regime is ...
8
Two phase discharge flow prediction in safety valves
... a two-phase flow is involved and lead to a less capable protection device which result in larger valves compared to single phase ...a CFD based two phase mixture model to ...
8
A CFD study on two-phase frozen flow of air/water through a safety relief valve
... single phase flows and the determination of mass flows in safety valves is largely understood both experimentally and theoretically with CFD approaches having being successfully applied [1], [2], ...under ...
10
Modelling air and water two phase annular flow in small horizontal pipe
... water two-phase flow in a small horizontal pipe of an inner diameter of ...unsteady flow pattern transition behaviours and underlying physical ...annular flow regime, are shown in ...
12
A CFD study of two-phase frozen flow of air/water through a safety relief valve
... single phase flows and the determination of mass flows in safety valves is largely understood both experimentally and theoretically with CFD approaches having being successfully applied as shown by Dempster ...
11
Two-phase discharge flow prediction in safety valves
... a CFD based mixture model for the multi-phase air water flow to predict the critical flow conditions in the safety ...The two phase flow conditions are generally high ...
8
CFD analysis of the two-phase bubbly flow characteristics in helically coiled rectangular and circular tube heat exchangers
... 15 CFD software ...fluid flow was modelled using the FLUENT solver. The 3D model of the two helical pipes, one with a circular cross-section and one with a rectangular cross- section, were imported ...
7
A hierarchy of non-equilibrium two-phase flow models
... of two-phase flow models, proving the remaining subcharacteristic ...also two-fluid models, ...the two phases. Herein, the inclusion of the two- fluid T -, µ-, pµ- and T µ-models ...
35
Simulation of throttle flow with two phase and single phase homogenous equilibrium model
... vapour phase (two phase model with mass transfer), or a barotropic equation of state, resembling the phase change, is prescribed (Homogenous Equilibrium ...
5
Flow regime transition criteria for two-phase flow at reduced gravity conditions
... Hence two-phase thermal systems have been developed with forced convective boiling flows which have a controllable heated surface temperature to yield a relatively high heat transfer coefficient and the ...
39
Simulation of two phase oil gas flow in pipeline
... gas/liquid flow at a large diameter T- ...the phase split of semi- annular flow at a large diameter T-junction is liquid dominated with less than 20% of the liquid is taken off for 80% gas take ...
6
On heat transfer to pulsatile flow of a two phase fluid
... pulsatile flow of a two-phase fluid-particle system in a channel bounded by two infinitely long impervious rigid parallel walls seperated by a distance h with a view to its more realistic ...
14
Experimental Study of Two-Phase Flow in a Liquid Cross-Flow and an Effervescent Atomizer
... As mentioned earlier, the bubble fragmentation or breakup is a process by which a bubble splits into two or more bubbles i.e. the disintegration of a large bubble into many smaller bubbles. Surface tension always ...
201
CFD-Calculation of Fluid Flow in a
... general, CFD involves numerically solving conservation equations for mass, momentum and energy in flow geometry of interest, together with additional sets of equations reflecting the problem at ...
9
Applied mathematical models of two phase human pulmonary blood flow in venules with special reference to lung cancer
... Aim of present study was to apply a mathematical model of two phase human blood flow in pulmonary Venules, keeping in view the nature of pulmonary blood circulation during lung cancer. We have ...
6
Droplet formation in microfluidic cross-junctions
... A two-step model was found to be statistically valid over the whole range of literature ...their two-step model, the final droplet volume V is a result of two-stage growth, which is similar to the ...
12
A mathematical model for two phase human blood flow in hepatic venuoles along liver abscess
... In this paper we describe the mathematical model during Liver Abscess. Clinical evaluation of data collected in a hospital is also presented. The main objective of this paper work is to enhance about Abscess. One of the ...
5