... is on the selection of appropriate data from our existing data base and on the design of new, scaled laboratory experiments, which will be well suited to demonstrate (or test) the scaling rules. The data include fluid properties, pipe configurations and flow rates. Besides the observed flow pattern, the liquid holdup...

... literature liquid holdup inclination multiphase flow simulator slug flow experimental data correlation Multiphase flow simulator for production & hydrate management Improvements and benchmark against experimental data with real fluids Christina Tzotzi, Elyas A. Abubeker and Angela De Leebeeck...

... upstream oil & gas fraction reservoir surveillance bhr group mpt2019 eccentricity production logging pipe production monitoring liquid holdup x-ray tomography tomography outer pipe Flow structures of gas-liquid slug flow in annuli using X ray tomography R Ibarra*, O Skjæraasen, J Nossen...

.... velocity difference) between gas and liquid (Ozar et al., 2008) and thus the liquid holdup and static head. A major challenge in studying multiphase annulus flow is the difficulty in acquiring experimental data that are sufficiently accurate and detailed to support development of mechanistic models. High...

... diameters ranging from 97 to 297 mm and superficial gas velocities lower than the minimum point in the pressure gradient curve. In contrast, the liquid holdup varies up to 100% for the same range of pipe diameters and gas/liquid velocities. The measurements of liquid holdup and pressure gradient are also...

..., U crit , where the pressure gradient is minimized with respect to the gas flow, is often used to determine the onset of liquid loading. liquid holdup reservoir surveillance dut production control artificial lift system flow rate tno experimental data production logging bhr group 18...

... of the technology include virtual well metering; pipeline monitoring for hard-to-measure quantities such as liquid holdup and fluid temperature profile; forecasting of cool-down and no-touch times upon shutdown, or of process response to planned operational events; pig campaign planning; hydrate blockage detection...

... oil superficial velocity production logging nominal oil viscosity mean liquid holdup production control artificial intelligence upstream oil & gas slug frequency reservoir surveillance prediction multiphase flow simulator viscosity gas superficial velocity flow pattern slug...

...Experiments for low liquid loading with liquid holdup discontinuities in two- and three-phase flows J Kjølaas, T E Unander, M Wolden SINTEF Petroleum AS, Norway P S Johansson, H Holm Statoil, Norway ABSTRACT Experiments for low liquid loading in two- and three-phase flows have been conducted...

... monitoring liquid holdup accumulation point pipe diameter Abstract We have analysed a set of special large scale experiments run at SINTEF designed to characterize liquid accumulation in gas condensate pipelines at low liquid loads. The goal of the analysis was to clarify what the experiments...

... experiment gas froude number production monitoring gas rate production logging production control solution region simulation pipeline liquid rate upstream oil & gas accumulation point reservoir surveillance hydraulic gradient superficial liquid velocity liquid holdup multiple...

...The experimental study of liquid holdup in gas-liquid pipe cyclonic separator using electrical resistance tomography and wire mesh sensor S Kanshio, H Yeung, L Lao Oil and Gas Engineering Centre, Cranfield University, UK ABSTRACT Subsea separation is increasingly becoming a critical subject...

... Pa s. Results are discussed in terms of viscosity and diameter effects, and compared with existing models. A new correlation is proposed to predict slug frequency for high viscosity liquid and gas flows. slug flow liquid holdup diameter pipe upstream oil & gas slug frequency viscosity...

... flow viscosity liquid holdup Improved holdup and pressure drop predictions for multiphase flow with gas and high viscosity oil I Eskerud Smith1, J Nossen2, T Erling Unander1 1 SINTEF Petroleum Research, The Multiphase Flow Assurance Innovation Centre (FACE), Norway 2 Institute for Energy...

... production monitoring bhr group 2013 long gas bubble pipe liquid slug upstream oil & gas reservoir surveillance production logging liquid holdup unit cell model equation simulation superficial velocity long gas bubble velocity unit cell gas bubble slug flow correspond numerical...

... operation. For example, average slug length is important and preferred (over slug frequency) as an input parameter in mechanistic models to predict liquid holdup and pressure gradient. Furthermore, long slugs often cause operational problems such as flooding of downstream facilities, severe pipe erosion...

... with the liquid holdup time traces in the bend. Significantly large forces appear when the highly turbulent slug front arrives at the bend centre hitting the bend in the wall and the slug body is travelling in the bend. The distribution of the force on the bend wall and gas/liquid phases in the bend has been...

... data to validate their models for gas distribution in stratified flow. gas entrainment upstream oil & gas liquid holdup production logging usl 0 entrainment usl 1 fraction liquid layer gas entrained fraction production control reservoir surveillance bara interface production...

... and the underlying mechanisms were discussed. Selected mechanistic models were evaluated against the experimental results. zhang bhr group 2009 reservoir surveillance liquid holdup droplet prediction water cut upstream oil & gas superficial gas velocity pressure gradient production logging low...

..., and flow regime under steady state and transient conditions will be demonstrated. upstream oil & gas liquid holdup pipeline bhr group 2007 flow regime ledaflow pressure drop multiphase production technology 13 pressure gradient production control conservation equation inclination...