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Keywords: pressure drop
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Proceedings Papers
Publisher: BHR Group
Paper presented at the 11th North American Conference on Multiphase Production Technology, June 6–8, 2018
Paper Number: BHR-2018-073
... ABSTRACT Experiments were performed with propose of mapping the flow patterns in two-phase flow in an upward inclinable 60 mm ID and 6 m long Plexiglas pipe. Air and viscous oil were used as working fluids and degree of inclination changed from 10 ? to 78 ?. Measurements includes pressure drop...
Proceedings Papers
Publisher: BHR Group
Paper presented at the 11th North American Conference on Multiphase Production Technology, June 6–8, 2018
Paper Number: BHR-2018-125
... at the top of line with and without LDHI. Two commercially available anti-agglomerant additives (AA-1 and AA-2) were tested in gas / condensate / water system at two water cuts under different multiphase flow regimes. The tests were analysed based on pressure, temperature and pressure drop measurements...
Proceedings Papers
Publisher: BHR Group
Paper presented at the 11th North American Conference on Multiphase Production Technology, June 6–8, 2018
Paper Number: BHR-2018-203
... & gas pipe diameter translational velocity pressure drop existence two-phase flow production control production logging flow pattern production monitoring slug flow bhr group 2018 energy density taylor bubble holdup university of tulsa mixture velocity transition probability density...
Proceedings Papers
Publisher: BHR Group
Paper presented at the 11th North American Conference on Multiphase Production Technology, June 6–8, 2018
Paper Number: BHR-2018-245
... was found for angles from near-horizontal to vertical. The model was compared with published wellbore load-up data and was found to give as good or better predictions than the Turner model. The new model also properly accounts for pipe inclination, diameter, and surface tension effects. pressure drop...
Proceedings Papers
M. J. Rempto, M. A. Pasqualette, E. M. G. Fontalvo, J. N. E. Carneiro, R. Fonseca, J. R. P. Ciambelli, S. T. Johansen, B. T. Løvfall
Publisher: BHR Group
Paper presented at the 11th North American Conference on Multiphase Production Technology, June 6–8, 2018
Paper Number: BHR-2018-297
... upstream oil & gas gor pressure drop equation of state bhr group 2018 numerical result fluid modeling production control production monitoring reservoir surveillance pasqualette operation production logging pressure upstream simulation molar fraction transient operation choke valve...
Proceedings Papers
Publisher: BHR Group
Paper presented at the 11th North American Conference on Multiphase Production Technology, June 6–8, 2018
Paper Number: BHR-2018-387
...) systems, which have been observed in modeling to under predict pipeline pressure drop. This is a significant issue because the pressure margins in onshore gathering systems are tight and, in some instances, a ±1 bar difference in expected pressures can dictate how the system is operated. The primary...
Proceedings Papers
Publisher: BHR Group
Paper presented at the 11th North American Conference on Multiphase Production Technology, June 6–8, 2018
Paper Number: BHR-2018-461
... were DP-cells for pressure drop measurements, and narrow beam gamma densitometers to measure the liquid height. In addition, traversing gamma densitometers were mounted on each of the two near-horizontal sections to measure the time-averaged liquid distribution and volume fractions. In this campaign...
Proceedings Papers
Publisher: BHR Group
Paper presented at the 10th North American Conference on Multiphase Technology, June 8–10, 2016
Paper Number: BHR-2016-285
... clusters of common modelling technology. The experimental pressure drops and liquid holdup were published by Lagiere et al. in 1984 on a total of 19 runs on a 361-km long subsea pipeline joining the, now decommissioned, North Sea offshore production platform of Frigg to the terminal at St Fergus...
Proceedings Papers
Publisher: BHR Group
Paper presented at the 10th North American Conference on Multiphase Technology, June 8–10, 2016
Paper Number: BHR-2016-403
... reservoir surveillance bhr group 2016 upstream oil & gas production monitoring pressure drop liquid holdup pipe production control flow rate interfacial friction factor new model usl transition multiple solution liquid loading holdup multiphase flow prediction Liquid loading...
Proceedings Papers
Publisher: BHR Group
Paper presented at the 9th North American Conference on Multiphase Technology, June 11–13, 2014
Paper Number: BHR-2014-A3
... Abstract Measurements of the pressure drop and liquid hold up in a gas flow with wet walls were carried out on a vertical pipe at NTNU Multiphase Flow Laboratory. The experiments were performed as a dry-up process, where an initial liquid film becomes thinner with time as it is removed by gas...
Proceedings Papers
Characteristics of Gas-Viscous Oil Flows in a 0.1 m Diameter Pipeline Measured by an X-Ray CT System
Publisher: BHR Group
Paper presented at the 9th North American Conference on Multiphase Technology, June 11–13, 2014
Paper Number: BHR-2014-B3
..., including axial and cross-sectional – particularly vertical-phase distribution, interface structure and wave/slug characteristics. production control production logging liquid viscosity bhr group 2014 pipe inclination reservoir surveillance inclination pressure drop flow regime slug flow...
Proceedings Papers
Publisher: BHR Group
Paper presented at the 9th North American Conference on Multiphase Technology, June 11–13, 2014
Paper Number: BHR-2014-C1
... Abstract This paper discusses the effect of drag reducing polymers on the Tubing Performance Curve (TPC) of vertical air-water flows at near atmospheric conditions. The effect of polymer concentration, liquid and gas flow rates on the pressure drop curve (Tubing Performance Curve...
Proceedings Papers
Publisher: BHR Group
Paper presented at the 9th North American Conference on Multiphase Technology, June 11–13, 2014
Paper Number: BHR-2014-C2
... flow to higher superficial oil and water velocities while it reduced the frictional pressure drop by almost 45 % in some of the cases studied. subsurface corrosion reservoir surveillance water velocity multiphase flow materials and corrosion boundary polymer addition well integrity...
Proceedings Papers
Publisher: BHR Group
Paper presented at the 9th North American Conference on Multiphase Technology, June 11–13, 2014
Paper Number: BHR-2014-D1
... case studies based on real projects; a subsea separation and a subsea compression study. compression pressure drop upstream oil & gas compressor production model ipm tool flow rate reservoir surveillance composition wet gas pipeline production monitoring production control subsea...
Proceedings Papers
Publisher: BHR Group
Paper presented at the 9th North American Conference on Multiphase Technology, June 11–13, 2014
Paper Number: BHR-2014-G3
.... A design example is given to illustrate the advantages of slug flow superposition. slug catcher diameter upstream oil & gas pressure drop slug length pipeline transient behavior bhr group 2014 pipeline system flowrate fluctuation index frequency liquid flow rate probability slug...
Proceedings Papers
Publisher: BHR Group
Paper presented at the 9th North American Conference on Multiphase Technology, June 11–13, 2014
Paper Number: BHR-2014-H1
... Abstract Oil and gas reservoirs are tested by performing a shut-in test. A new down-hole shut-in valve has been installed in a multiphase flow loop and the pressure drop over the valve has been investigated for single phase and two phase flows. The flow path through the valve is a 3 meter long...
Proceedings Papers
Publisher: BHR Group
Paper presented at the 8th North American Conference on Multiphase Technology, June 20–22, 2012
Paper Number: BHR-2012-A005
... by the yet unresolved diameter dependence in the friction law. DRAG REDUCERS – A BRIEF LITERATURE OVERVIEW The reduction of drag (or pressure drop) in turbulent flows by adding long-chained, high molecular weight polymers was first reported by Toms in 1948. Today, chemical type drag reducer agents...
Proceedings Papers
Publisher: BHR Group
Paper presented at the 8th North American Conference on Multiphase Technology, June 20–22, 2012
Paper Number: BHR-2012-A006
... ABSTRACT: The pressure drop in slug flow of heavy oil and gas in a pipe in the laminar regime is studied. A simple mechanistic model with closure laws from the literature is compared against experimental data for two-phase flow of high viscosity refined oil and atmospheric air. It is shown...
Proceedings Papers
Publisher: BHR Group
Paper presented at the 8th North American Conference on Multiphase Technology, June 20–22, 2012
Paper Number: BHR-2012-A011
... in flowloop experiments in gas/water systems suggested a relationship between hydrate volume and flow regime on pressure drop. In the current work, a simple hydrodynamic slug flow model, based on fundamental multiphase flow concepts, is coupled with a transient hydrate kinetics model and a pressure drop model...
Proceedings Papers
Publisher: BHR Group
Paper presented at the 8th North American Conference on Multiphase Technology, June 20–22, 2012
Paper Number: BHR-2012-A013
... ABSTRACT: Three oil-water-gas flows experiments have been carried out in a 68 mm ID pipe with a dense gas (simulating high pressure flows) and with oils of different viscosities (1.8–100 cP). Measurements include pressure drop and liquid entrainment using an isokinetic sampling probe. The flow...
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