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Homogeneous Two-Phase Flow

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Proceedings Papers

Paper presented at the European Petroleum Conference, October 20–22, 1998
Paper Number: SPE-50572-MS
...W Society of Petroleum Engineers SPE 50572 Experimental and Numerical Upscaling of Two-Phase Flow in Homogeneous and Heterogeneous Porous Media M. Abtahi*, SPE, and O. Torsaeter, SPE, Norwegian University of Science and Technology * Now with Norsk Hydro, Bergen Copyright 1S98, %Iety of Petroleum...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 10–13, 2016
Paper Number: PSIG-1602
... ft) typical of testing facilities, compared with the reference blowdown tests of Isle of Grain [1], [2], where the duration of the fluid discharge experiments were few tens of seconds, or idealized long pipelines with completely flat profiles, homogenous two-phase flow and external heat transfer...
Proceedings Papers

Paper presented at the SPE North America Artificial Lift Conference and Exhibition, October 25–27, 2016
Paper Number: SPE-181221-MS
... be very different because the density of gas is much less than liquid. Δ p tot = ρ g h where ρ is the density. As long as the fluid is single phase, liquid or gas, it can be pumped efficiently. For two-phase flow, if it is in homogeneous state, it is the same case as single...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 4–7, 2009
Paper Number: SPE-129510-STU
... pattern in the segments of such well. This paper considers two-phase flow involving only gas and condensate. It assumes a homogenous flow using Orkiszewski method. Its objective is to predict the type of flow that exists in segments of the pipe based on the characteristics of the produced fluid...
Proceedings Papers

Paper presented at the International Conference on Horizontal Well Technology, November 18–20, 1996
Paper Number: SPE-37107-MS
..., there are no available IPR model for gas-liquid two-phase reservoir flow. In this study, Babu and Odeh was used through assuming that the reservoir flow is pseudo single-phase homogeneous flow. Then, the average mass flow rate in segment K, Wi(K). is assumed to be W(K)=W,(K)+O. 5W,(K) (2) Both fluid properties...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Reservoir Simulation Conference, October 26, 2021
Paper Number: SPE-203955-MS
... pipe inclination angle calculations using the Bailey-Tang-Stone model are shown in Figure 4 . There is a reasonable match between data and model. A summary of key features of this model are the following: Gas-Liquid two-phase flow becomes stratified at low mixture velocities for slightly...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 9–11, 2017
Paper Number: SPE-187113-MS
... to note is that homogenization theory clearly indicates that upscaling approaches developed for single-phase flow models cannot be directly applied to more involved multiphase, multicomponent flow and transport models. For example, the effective equations for two-phase flow model ( Bourgeat et al., 2003...
Proceedings Papers

Paper presented at the SPE/AAPG/SEG Asia Pacific Unconventional Resources Technology Conference, November 18–19, 2019
Paper Number: URTEC-198228-MS
... the influence of salinity on two-phase flows we conducted experiments in an apparatus designed to resemble a pumped CSG well in Queensland, Australia consisting of 7-in casing and 2¾-in tubing. Two-phase flow regimes (homogeneous and heterogeneous) and their transition zones (homogeneous-heterogeneous and post...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 26–28, 2013
Paper Number: IPTC-16485-MS
... distributed in another phase which flows in the core of the tube. Homogeneous flow The two phases are mixed homogeneously and fluid properties do not change at the macroscopic level. 2 IPTC 16485 Fig. 1 Various flow regimes in vertical pipe flow. Literature Survey In the field of multiphase flows, various...
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
...) is recommended by Whalley (7): = + (9) Fr = (10) E = (1 + (11) F = 1 (12) H = 1 (13) = (14) The homogeneous density is based on the flow gas quality and no slip velocity: = + (15) 2.4 Homogeneous theory The classical method for evaluating two-phase pressure drop has been using...
Proceedings Papers

Paper presented at the SPE Artificial Lift Conference — Latin America and Caribbean, May 27–28, 2015
Paper Number: SPE-173958-MS
..., a flow homogenizer device – aiming at the homogenization of such two phase intermittent flow – was conceived, built and also experimentally tested. Classical ESPs, which are in essence composed by a series of radial/centrifugal impellers and diffusers pairs, are not tailored to work in scenarios...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206206-MS
... in the gas appearance and thus in flow turbulence and homogenization capacity, two scenarios were simulated, representing the lower and higher gas volume fractions observed in the 1D simulations (5% and 45% of gas). The inhibitor volume fraction is shown at different cross section positions in Figures...
Proceedings Papers

Publisher: BHR Group
Paper presented at the 15th International Conference on Multiphase Production Technology, June 15–17, 2011
Paper Number: BHR-2011-G2
... holdup and pressure drop are the standard homogeneous model and two-fluid model. These models are summarized below. 4.1.1 Homogeneous model As presented by Wallis (13), this is the simplest technique to analyse two-phase flows. The mixture is treated as a unique pseudo-fluid with average properties...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, October 23–25, 2002
Paper Number: PSIG-02W3
...-phase (or multiphase) design is still evolving and requires a generous amount of experimental verification. For this study, both homogeneous (pseudo single phase) and two- phase stratified flow approaches are employed to describe the behavior and transport properties of a system of gas and low loads...
Proceedings Papers

Paper presented at the Abu Dhabi International Petroleum Exhibition & Conference, November 13–16, 2017
Paper Number: SPE-188671-MS
... and liquid due to a low pressure (head) gradient that maintains the homogenization of two phases. In MVP stages, split vanes and big balance holes promote homogenizing of the two phases. In HAP stages, similar to axial flow stages, less centrifugal force is applied to the flow from the impeller. The liquid...
Proceedings Papers

Paper presented at the Annual Technical Meeting, June 9–11, 1996
Paper Number: PETSOC-96-39
... velocity. Fourar et al(61 interpreted the data by the Lockart and Martinelli model(7) and a homogeneous single-phase model usually used for pipe flow analysis. The best fit was obtained with the homogeneous model in which the two-phase flow was treated as one homogeneous phase with averaged thermohydraulic...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-204265-STU
... of microcapsules in a pore throat filled with aqueous phase. Experiments were performed with the two types of devices, the homogeneous and the stratified. For the experiments presented here, a primary injection of aqueous phase at a lower flow rate of 100 mm 3 /h ( Ca ∼10 −5 ) was performed, then the flow rate...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 26–29, 2004
Paper Number: SPE-89754-MS
... producing fluids at high gas/liquid ratio (GLR). This paper advocates the use of two-component homogeneous model to circumvent issues with any rigorous two-phase flow modeling, such as delineating flow-pattern boundaries, estimating slip between phases, and doing flash calculations. We show that Gray's...
Proceedings Papers

Paper presented at the Offshore Technology Conference Asia, November 2–6, 2020
Paper Number: OTC-30201-MS
...Abstract Abstract Relative permeability data are essential for almost all calculations of fluid flow in porous media. In addition, water and oil relative permeability curves play important roles in characterizing the simultaneous two-phase flow in porous media and predicting the performance...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil and Gas Conference, February 8–10, 1993
Paper Number: SPE-25339-MS
... to full-bore. The effects of including SSIVs and blowdown to the separators can then be analyzed. METHODOLOGY Richardson 1 reported on a computer program which can be used to simulate the emergency blowdown of a pipeline containing hydrocarbons. Richardson assumed homogeneous two-phase flow (no slip...

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