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Phase diagrams for reservoir fluid systems

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Proceedings Papers

Paper presented at the Carbon Management Technology Conference, July 15–18, 2019
Paper Number: CMTC-553659-MS
... dynamic phase behavior enhanced recovery reservoir fluid co 2 phase behavior saturation pressure displacement upstream oil & gas flooding pvt measurement near-miscible flooding composition gas-oil ratio chen oil-ga system phase diagram flooding process dynamic characteristic...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 27–29, 2014
Paper Number: SPE-170685-MS
... shale gas shale reservoir composition complex reservoir phase diagram slit graphite pore Modeling & Simulation methane deviation chemical potential interaction Upstream Oil & Gas pore critical temperature critical property molecule pore size gcmc simulation fluid...
Proceedings Papers

Paper presented at the SPE Enhanced Oil Recovery Symposium, April 4–7, 1982
Paper Number: SPE-10691-MS
... by matching (tuning) the equation-of-state to available empirical phase behavior data on three reservoir fluids: Reservoir Fluid A, Reservoir Fluid B, and Condensate Fluid C. The numbers of components required to describe adequately the phase behavior of these fluids were: Reservoir Fluid A-CO2 system: 14...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 5–8, 1983
Paper Number: SPE-12111-MS
... reservoir crude miscible displacement prediction pvt measurement correlation miscibility crude critical point minimum enrichment diagram reservoir fluid reservoir enriched gas enrichment equation phase diagram composition displacement lean gas ngl 1 upstream oil & gas...
Proceedings Papers

Paper presented at the SPE/DOE Enhanced Oil Recovery Symposium, April 20–23, 1980
Paper Number: SPE-8817-MS
... compositions may be predicted from diagrams such as Figures 2 thru 4. 3 For a given reservoir fluid system at constant temperature, the two-phase envelope depends only on pressure in this display. Figures 2, 3, and 4 show how the envelope expands with decreasing reservoir pressure. At pre- cisely the bubble...
Proceedings Papers

Paper presented at the SPE Middle East Oil Show, March 17–20, 2001
Paper Number: SPE-68228-MS
... to the highly waxy gas condensate systems used in this study. Additionally we also found the wax deposition temperature increased with decreasing GOR. spe 68228 deposition phase diagram equilibria reservoir fluid upstream oil & gas complex reservoir pvt cell gor condensate system petroleum...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Conference, April 10–11, 2019
Paper Number: SPE-193851-MS
... is used in multiphase compositional and thermal simulators. We used the package to calculate entire phase diagrams for different fluid systems. A description of this work proceeds as follows: P-x (pressure vs. injected CO 2 ) diagrams for nine reservoir fluids in which three-phase hydrocarbon- CO 2...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 9–11, 2017
Paper Number: SPE-187307-MS
... confinement effect on fluids and the other two materials have the similar confinement effect on phase diagrams. Upstream Oil & Gas confinement effect cylinder pore reservoir simulation Phase Behavior pore complex reservoir quartz phase diagram shale gas nc 5 Simulation calcite kerogen...
Proceedings Papers

Paper presented at the SPE Annual Caspian Technical Conference, October 21–22, 2020
Paper Number: SPE-202567-MS
.... reservoir characterization complex reservoir critical gas saturation fluid modeling gas injection method bubble point pressure equation of state upstream oil & gas pore system simulation co 2 phase behavior viscosity pore enhanced recovery pvt measurement liquid phase phase composition...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Symposium, February 23–25, 2015
Paper Number: SPE-173221-MS
...-extended black- or volatile-oil simulator. The approach could also be extended to model gas condensate reservoirs with or without gas injection and capillary pressure. Methodology Upstream Oil & Gas Phase Behavior psia surface gas PVT measurement bubble-point pressure fluid property...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 5–8, 1986
Paper Number: SPE-15493-MS
... the basic phase behavior mechanisms of reservoir fluid displacements. That assumption may not always be justified. For a three-component hydrocarbon system, when a rich injection gas displaces an oil that is relatively lean in the intermediate component, it is by a mechanism that is called a condensing-gas...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206296-MS
... wells in the Marrat Formation. These datasets gave valuable indications on fluid properties and phase behavior in the reservoir and provided strong base for reservoir engineering analysis, simulation and surface facilities design. The comparison of the gas data to PVT results gives a good match...
Proceedings Papers

Paper presented at the Annual Technical Meeting, June 11–14, 1994
Paper Number: PETSOC-94-04
... in gas condensate systems are now discussed. Problem 1 - What is the character of the fluid in situ? Rich condensate reservoirs often exhibit an inherent difficulty-characterization of the fluid. Often times one has a rich gas which is in contact with one or more separate and distinct oil phases...
Proceedings Papers

Paper presented at the SPE Reservoir Characterisation and Simulation Conference and Exhibition, September 17–19, 2019
Paper Number: SPE-196697-MS
... and viscosity of reservoir fluid, rate and pressure of injection and fluid distribution in the system. The understanding and description of three fluid phases in porous media have been hindered severely by the lack of adequate methods for determining multi phase-flow functions from experimental data...
Proceedings Papers

Paper presented at the SPE Canada Heavy Oil Conference, September 28–October 2, 2020
Paper Number: SPE-199928-MS
... analysis for a provided solvent(s)/heavy oil mixture at a constant enthalpy and pressure with the constructed H - T phase diagram. enhanced recovery pvt measurement complex reservoir bitumen upstream oil & gas oil sand reservoir simulation heavy oil system co 2 three-phase vl 1 yang...
Proceedings Papers

Paper presented at the International Oil and Gas Conference and Exhibition in China, November 7–10, 2000
Paper Number: SPE-64712-MS
... & gas investigation gas condensate system gas condensate condensate reservoir spe 64712 retrograde condensation Introduction As still deeper formations including offshore structures are drilled, more near-critical fluids are encountered 1~4 . Thus, the knowledge of near-critical phase...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, August 31–September 4, 2020
Paper Number: SPE-200462-MS
... 1990 , Walsh 1991 calculated the MMP based on forward or backward mixing cell contacts originally described by Hutchinson and Braun (1961) . For vaporizing drives, a forward contact of the vapor phase in an upstream cell is mixed with the original reservoir fluid in a downstream cell...
Proceedings Papers

Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 20–22, 2015
Paper Number: URTEC-2151854-MS
... purposes of constructing a phase diagram was to arrive at the critical parameters. Many of the reservoir fluid properties are dependent either directly (based on the first principals of thermodynamics) or indirectly on fluid critical properties. Unlike confined fluid state, critical parameters of single...
Proceedings Papers

Paper presented at the Asia Pacific Oil and Gas Conference & Exhibition, August 4–6, 2009
Paper Number: SPE-123430-MS
... the solid outer line represents a two-phase system behavior with varying liquid-gas volume fraction. The phase diagram of a retrograde gas has a critical temperature less than the reservoir temperature and a critcondenterm greater than the reservoir temperature 17 . As soon as the reservoir fluid...
Book Chapter
Publisher: Society of Petroleum Engineers
Published: 01 January 2018
DOI: 10.2118/9781613994948-02
EISBN: 978-1-61399-894-6
... of displacement of these slugs through the reservoir is also of interest. Poor efficiency leads to early deterioration and breakdown of the slugs, which in turn leads to poor project performance. Capillary and viscous forces govern phase trapping and mobilization of fluids in porous media and thus microscopic...

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