... as the Zhang et al. (2003, “Unified Model for Gas-Liquid Pipe Flow via Slug Dynamics—Part 1: Model Development,” ASME J. Energy Resour. Technol., 125 , pp. 266–272). The unified model shows sensitivity at high gas flow rates, while displaying a negligible sensitivity at low gas flow rates. In conclusion...

... ,” SPE Annual Technical Conference and Exhibition, SPE 28541 . 30 06 2009 05 05 2011 27 06 2011 27 06 2011 erosion multiphase flow pipe flow pipes rotational flow sand annular flow erosion sand Many oil and gas producers are forced to address issues...

.... A set of four coupled partial differential equations to describe dynamic barite sag in Newtonian fluids in pipe flow is obtained by applying mass and momentum conservation for solid and liquid phase. Solid concentration in axial and radial directions as a function of time is calculated by using...

... in a Long Pipe ,” Int. J. Heat Mass Transfer 0017-9310 , 49 , pp. 4536 – 4542 . 10.1016/j.ijheatmasstransfer.2006.04.034 aerodynamics bioenergy conversion fermentation heating permanent magnets pipe flow ventilation waste-to-energy power plants ventilation magnetizing force...

... Phenomenon in Two-Phase Pipe Flows,” Int. J. Multiph. Flow, 28, pp. 1177–1204 ), based on minimization of system total energy, seem to be invalidated for high viscosity oil. An experimental study has been made of high viscosity mineral oil–water flow through a horizontal pipe loop. Special attention...

... the computation using hypothetic field data given by Table 1 . 08 04 2008 09 01 2009 04 08 2009 genetic algorithms multiphase flow nonlinear differential equations pipe flow pumps Dual gas lift well system is usually applied for an oil field, which...

... ̂ ∑ i = 1 n ( H LS i − H ¯ LS ) 2 multiphase flow pipe flow statistical analysis Two-phase slug flow is described by alternating liquid slugs and gas bubbles flowing above liquid films, both of which when combined form what is called a slug...

... Predicting Pressure Drop and Liquid Holdup During Horizontal Gas-Liquid Pipe Flow With a Small Liquid Holdup ,” Int. J. Multiphase Flow 0301-9322 10.1016/0301-9322(89)90023-2 , 15 , pp. 947 – 964 . Sobocinski , D. P. , 1955 , “ Horizontal Co-Current Flow of Water, Gas-Oil and Air ,” M.S...

... improvement in terms of capturing the physics of the flow. multiphase flow natural gas technology pipe flow pipelines 30 08 2007 28 08 2008 17 11 2008 2008 American Society of Mechanical Engineers ...

... accumulated in front of the pig. Therefore, there is no measurable transportation force recorded with the by-pass pig tests for this facility. 15 02 2008 23 09 2008 06 11 2008 pipe flow pipelines two-phase flow Pigging is recognized as one of the most used techniques...

... 19 03 2008 22 08 2008 pipe flow vibrations vortices vortex-induced vibration (VIV) risers interference This paper presents current tank experimental results for two equal-diameter ABS tubes in tandem that were spaced at several different end spacings (separation distances...

... for the support for this research and Scandpower Petroleum Technology for granting us the permission to use their pipeline simulator ( OLGA ) and to publish the transient pipe flow analysis results. The authors acknowledge the first presentation of this paper in the BHRG Fifth North America Multiphase Production...

... at V sl = 0.03 m ∕ s with model predictions 08 03 2006 29 08 2007 02 05 2008 impact (mechanical) multiphase flow pipe flow pipes wear erosion multiphase flow annular flow solid particle erosion elbow To meet operational processing...

... drag reduction multiphase flow pipe flow In evaluating the differential pressure data from a drag reduction study in this laboratory, a major issue was how to characterize intermittent flow patterns, such as slugs. Traditionally, this has been done by visual observation, which takes...

... of a finite number of solid particles; and (3) use of empirical erosion formulae. 15 10 2004 22 06 2006 incineration boilers erosion numerical analysis electric heating jets slag pipe flow turbulence Slag and soot accumulation on the fireside of boiler...

..., OK. Zhang , H. , Wang , Q. , Sarica , C. , and Brill , J. , 2003 , “ Unified Model for Gas-Liquid Pipe Flow Via Slug Dynamics—Part 1: Model Development ,” ASME J. Energy Resour. Technol. 0195-0738 10.1115/1.1615246 , 125 , pp. 266 – 273 . Ansari , A. M...

... mechanism (acting in bulk) and removal actions, considered as acting at the deposit interface, compete regardless of the flow regime. For a circular pipe flow, the wall shear stress is 2 τ w = f M ρ U ¯ 2 8 ( Pa ) 3 f M = F...

.... , Dowling , R. H. , and Brill , J. P. , 1980 , “ Drag Reduction in Cocurrent Horizontal Gas-Hexane Pipe Flow ,” Polym. Eng. Sci. , 20 ( 7 ), pp. 485 – 492 . Greskovich , E. J. , and Shrier , A. L. , 1971 , “ Pressure Drop and Holdup in Horizontal Slug Flow ,” AIChE J. , 17 ( 5...

... . Dodge, D. W., 1958, “Turbulent Flow of Non-Newtonian Fluids in Small Round Tubes,” Ph.D. dissertation, University of Delaware. Chilton , R. A. , and Stainsby , R. , 1998 , “ Pressure Loss Equations for Laminar and Turbulent Pipe Flow ,” J. Hydraul. Eng. , 124 , pp. 522 – 528...

... facilities pipe flow Wax deposition occurs on the inside surface of a subsea flowline when the pipe wall temperature falls below the cloud point of a paraffinic hydrocarbon liquid flowing in the flowline and is lower than the bulk fluid temperature. There are a number of studies investigating wax...