1-20 of 31
Keywords: Two-phase flow
Close
Sort by
Proceedings Papers

Proc. ASME. IMECE2023, Volume 9: Fluids Engineering, V009T10A052, October 29–November 2, 2023
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2023-114385
... in monodisperse microdroplets of a supersaturated solution in a continuous phase of silicon oil. The precursor solution involved a zirconium chloride salt, organic ligands, and a solvent. We optimized the two-phase flow conditions to control the reactor size. Nucleation experiments were conducted at 50, 80...
Proceedings Papers

Proc. ASME. IMECE2021, Volume 10: Fluids Engineering, V010T10A032, November 1–5, 2021
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2021-71401
...: Viscoelastic flow; Two-phase flow; Basilisk; Microchannel flow; Polymeric Viscosity; Volume of Fluid. NOMENCLATURE Solvent Viscosity ratio Interfacial delta function Viscosity ratio Interfacial curvature Relaxation time Viscosity of the fluid p Polymeric viscosity s Solvent viscosity Density...
Proceedings Papers

Proc. ASME. IMECE99, Fluids Engineering, 81-88, November 14–19, 1999
Publisher: American Society of Mechanical Engineers
Paper No: IMECE1999-1218
... Abstract Numerical simulation of two phase flows in a bath agitated by top blowing lance injection is carried out using the CFX code. An Eulerian-Eulerian two phase flow model is used. The drag, lift and turbulent dispersion forces are taken into account for the interface interactions...
Proceedings Papers

Proc. ASME. IMECE2000, Heat Transfer: Volume 4, 71-83, November 5–10, 2000
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2000-1508
... Abstract An experimental investigation of two-phase flow mechanisms during condensation of refrigerant R134a in small diameter round and rectangular tubes was conducted. A 4.91 mm round tube, and four round tubes with hydraulic diameters ranging from 1 mm – 4 mm were studied to characterize...
Proceedings Papers

Proc. ASME. IMECE2019, Volume 8: Heat Transfer and Thermal Engineering, V008T09A029, November 11–14, 2019
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2019-11015
... the highly efficient thermal energy transport of phase change from liquid to vapor. However, the excessive consumption of liquid-phase by highly localized heat source causes the two-phase flow maldistribution, leading to greatly reduced heat transfer coefficient, high-pressure loss, and limited flow rate...
Proceedings Papers

Proc. ASME. IMECE2013, Volume 4B: Dynamics, Vibration and Control, V04BT04A036, November 15–21, 2013
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2013-63242
... In this paper, numerical research has been investigated for oil-water two-phase flow in a capillary model by software FLUENT. The flow behavior of the oil slug and the influences of both water injection rate and oil slug length have been considered. Results indicate that numerical model performs...
Proceedings Papers

Proc. ASME. IMECE2013, Volume 7A: Fluids Engineering Systems and Technologies, V07AT08A067, November 15–21, 2013
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2013-65283
... A numerical model is developed and used to simulate gas-liquid two-phase flow through a plate orifice in a millimeter-scale channel. The channel width is 50 mm and the height is varied from 1.00 mm to 2.00 mm. The contraction ratio and thickness of the orifice are varied over the range 0.04–0.4...
Proceedings Papers

Proc. ASME. IMECE2012, Volume 4: Dynamics, Control and Uncertainty, Parts A and B, 1041-1046, November 9–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2012-87720
.... two-phase flow single slug liquid film pressure drop 1 A COMPARISON OF OIL-WATER FLOW AND OIL-GAS FLOW IN CAPILLARY MODEL Yihe Zhang Industrial Systems Engineering, University of Regina Regina, Saskatchewan, Canada [email protected] Liming Dai Industrial Systems Engineering, University...
Proceedings Papers

Proc. ASME. IMECE2012, Volume 7: Fluids and Heat Transfer, Parts A, B, C, and D, 2417-2426, November 9–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2012-86052
... augmented waterjet thrust augmentation two-phase flow bubbly mixture speed of sound waterjet propulsion 1 Copyright © 2012 by ASME THRUST ENHANCEMENT THROUGH BUBBLE INJECTION INTO AN EXPANDING-CONTRACTING-NOZZLE WITH A THROAT Sowmitra Singh DYNAFLOW, INC. www.dynaflow-inc.com 10621-J Iron Bridge...
Proceedings Papers

Proc. ASME. IMECE2012, Volume 7: Fluids and Heat Transfer, Parts A, B, C, and D, 2033-2040, November 9–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2012-86123
.... It has been shown that film thickness has to be considered in the heat transfer correlations for this type of flow. Something which has not been considered in previous research. Heat Transfer Two-Phase Flow Slug Flow Numerical Simulation Effects of Film Thickness on Heat Transfer in Taylor...
Proceedings Papers

Proc. ASME. IMECE2012, Volume 7: Fluids and Heat Transfer, Parts A, B, C, and D, 2041-2049, November 9–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2012-86124
... Square Microchannel Two-Phase Flow Slug Flow Numerical Simulation A Numerical Study on Taylor Flow Heat Transfer in Square Microchannels Under Constant Wall Temperature Boundary Condition V. Talimi , Y.S. Muzychka Microfluidics and Multiphase Flow Research Lab Faculty of Engineering and Applied...
Proceedings Papers

Proc. ASME. IMECE2011, Volume 4: Energy Systems Analysis, Thermodynamics and Sustainability; Combustion Science and Engineering; Nanoengineering for Energy, Parts A and B, 881-888, November 11–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2011-64425
.... The increased film thickness can shift the mode transitional Reynolds number and reduce the heat transfer coefficient, corroborating the conjecture in our earlier work. falling-film film thickness countercurrent two-phase flow gas flow effects 1 Copyright © 2011 by ASME Proceedings of the ASME...
Proceedings Papers

Proc. ASME. IMECE2011, Volume 10: Heat and Mass Transport Processes, Parts A and B, 759-768, November 11–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2011-62692
... 02 08 2012 Two-phase flow regimes offer numerous advantages over traditional single phase flows, resulting in a wide variety of uses in diverse applications such as electronics cooling, heat exchange systems, pharmacology and biological micro-fluidics. This paper experimentally...
Proceedings Papers

Proc. ASME. IMECE2010, Volume 5: Energy Systems Analysis, Thermodynamics and Sustainability; NanoEngineering for Energy; Engineering to Address Climate Change, Parts A and B, 161-170, November 12–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2010-37147
... 01 05 2012 A two-phase flow heat transfer experiment platform using alternative refrigerant R134a as working fluid was designed and built to investigate the characteristics of two-phase flow heat transfer. It was primarily made up of circle power, heating/cooling sources, parallel test...
Proceedings Papers

Proc. ASME. IMECE2010, Volume 7: Fluid Flow, Heat Transfer and Thermal Systems, Parts A and B, 1505-1512, November 12–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2010-38438
... coaxial dual-pipe heat pipe integrated with outside isothermal cycling cooling water. The home-made square coaxial dual-pipe heat pipe has an observation window and is convenient to observe the change of two-phase flow inside the heat pipe influenced by the outside cooling water. The results show...
Proceedings Papers

Proc. ASME. IMECE2010, Volume 7: Fluid Flow, Heat Transfer and Thermal Systems, Parts A and B, 877-884, November 12–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2010-40843
... uneven heating as well as high furnace tube metal temperature, which can lead to shorten tube life and potentially tube rupture. In order to achieve better understanding of the current design, Computational Fluid Dynamics (CFD) had been used to determine the two-phase flow regime throughout the piping...
Proceedings Papers

Proc. ASME. IMECE2009, Volume 9: Heat Transfer, Fluid Flows, and Thermal Systems, Parts A, B and C, 1579-1582, November 13–19, 2009
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2009-10675
... 07 07 2010 Tube-bundle channels have been widely used in condenser-evaporator and other industrial heat-exchange equipments. The characteristics of two-phase flow patterns and their transitions for refrigerant R-113 through a vertical tube-bundle channel are experimentally investigated...
Proceedings Papers

Proc. ASME. IMECE2008, Volume 10: Heat Transfer, Fluid Flows, and Thermal Systems, Parts A, B, and C, 1845-1852, October 31–November 6, 2008
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2008-67892
.... Thus, the surface conditions are changed on the inner tube. The experiments indicate that the flow regime transition from bubbly to slug flow and from slug to churn flow occur at lower superficial gas velocities. Two-Phase Flow Flow Regime Surface Roughness Effects R Proceedings...
Proceedings Papers

Proc. ASME. IMECE2007, Volume 8: Heat Transfer, Fluid Flows, and Thermal Systems, Parts A and B, 349-354, November 11–15, 2007
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2007-41635
... There are water vapour condensation and two-phase flow in plate heat exchangers when they are used as condensers. Water phase change and flow dynamics modelling is an important but complicated task due to large change in water physical/transport properties across the water liquid-vapour...