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Keywords: composition
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Proceedings Papers

Paper presented at the SPE Canada Heavy Oil Conference, September 28–October 2, 2020
Paper Number: SPE-199928-MS
... is crucial for thermal reservoir simulation of hot solvent injection processes and fluid characterization. Conventionally, isothermal flash is widely applied to conduct multiphase flash calculations of the conventional crudes with specified feed compositions at a given pressure and constant temperature...
Proceedings Papers

Paper presented at the SPE Canada Heavy Oil Technical Conference, March 13–14, 2018
Paper Number: SPE-189719-MS
... point temperature of the stream is, the smaller the elevation of mass transfer will be, but the heat transfer is almost unaffected. Therefore, to realize the best effects of heat and mass transfer, solvents with larger saturation temperature difference should be applied, and the composition...
Proceedings Papers

Paper presented at the SPE Canada Heavy Oil Technical Conference, March 13–14, 2018
Paper Number: SPE-189727-MS
... aspects of the process (e.g. distillation) were not considered to be as significant as the oxidation reactions. However, this step is important for several reasons. First, the compositional model should reflect the phase behaviour of the original fluids. Second, reaction rates are dependent...
Proceedings Papers

Paper presented at the SPE Canada Heavy Oil Technical Conference, February 15–16, 2017
Paper Number: SPE-185014-MS
... Composition water cut data Hydrocarbon Composition manual sample turnaround insitu performance presentation aer composition algorithm steam-solvent pilot Abstract A solvent enhanced steam drive pilot in the Peace River area in Canada was executed over a period of two years on an inverted 5-spot...
Proceedings Papers

Paper presented at the SPE Canada Heavy Oil Technical Conference, February 15–16, 2017
Paper Number: SPE-184983-MS
... overall composition and operating pressure is defined as the temperature at which the vapor phase completely condenses with decreasing temperature. Thermodynamic predictions show that the chamber-edge temperature so defined will increase substantially if the solvent can partition into the aqueous phase...
Proceedings Papers

Paper presented at the SPE Canada Heavy Oil Technical Conference, February 15–16, 2017
Paper Number: SPE-184988-MS
... apparatus. Here, yield is defined as the mass of the indicated component(s) in the heavy pitch phase divided by the mass of bitumen in the feed. A procedure was developed and used to measure pitch-rich and propane-rich phase compositions in a PVT cell. Pressure-temperature and pressure-composition phase...
Proceedings Papers

Paper presented at the SPE Canada Heavy Oil Technical Conference, June 7–9, 2016
Paper Number: SPE-180699-MS
... the individual characteristics of the oil system. The individual characteristics of heavy oil do not change when steam injection technology is applied. The paper also provides data on viscosity of heavy oil and bitumen versus temperature as a function of heavy oil composition and the effect of ultrasound...
Proceedings Papers

Paper presented at the SPE Canada Heavy Oil Technical Conference, June 7–9, 2016
Paper Number: SPE-180736-MS
...-pressure conditions relevant to ES-SAGD. equilibrium saturation pressure enhanced recovery emulsion Alberta temperature-pressure condition bitumen water mixture Upstream Oil & Gas water mixture composition PVT measurement MPa experimental data different temperature multiphase...
Proceedings Papers

Paper presented at the SPE Canada Heavy Oil Technical Conference, June 7–9, 2016
Paper Number: SPE-180726-MS
... stable production, rate step-down, early time shut-in, and well startup. The combined analysis of DTS, DAS, and surface production data shows that DAS was able to identify steam flashing and qualitatively define production inflow contribution and gas/liquid composition. Due to the complex, bi-directional...
Proceedings Papers

Paper presented at the SPE Canada Heavy Oil Technical Conference, June 7–9, 2016
Paper Number: SPE-180756-MS
... investigation formation water complex reservoir flow rate Alberta multi-slot coupon clay particle vaidya migration different flow rate pH value permeability composition fine migration slotted liner coupon There have been a few research works on the effect of pH and salinity on fines...
Proceedings Papers

Paper presented at the SPE Canada Heavy Oil Technical Conference, June 9–11, 2015
Paper Number: SPE-174429-MS
... at the condensation and mixing front and consequently it affects the solvent effectiveness in terms of performance enhancement. The effect of phase behavior on SA-SAGD performance has been evaluated by analyzing experimental and simulation performance data. It is shown that the composition of injected fluid...
Proceedings Papers

Paper presented at the SPE Canada Heavy Oil Technical Conference, June 9–11, 2015
Paper Number: SPE-174435-MS
... such as bottom hole temperature and pressure, gas composition (N2, CO2, CO, O2, SO4, H2S and hydrocarbons), water composition (minerals, pH), oil gravity and gas, oil and water production rates were measured and analyzed daily in order to control the combustion process resulting in improving the volumetric sweep...
Proceedings Papers

Paper presented at the SPE Canada Heavy Oil Technical Conference, June 9–11, 2015
Paper Number: SPE-174464-MS
... of produced gas volumes and compositions as a function of either soaking time or volumes of water/steam injected through the core. Tests were conducted on McMurray oil sand, Grand Rapids oil sand, and carbonate systems. During thermal displacements and at temperatures as low as 160°C, gases are generated...
Proceedings Papers

Paper presented at the SPE Canada Heavy Oil Technical Conference, June 9–11, 2015
Paper Number: SPE-174444-MS
..., swell the bitumen and enhance the mobility of bitumen in an energy efficient way. In the steam-chamber boundary, multiple fluids comprising of solvent, steam and bitumen come in contact with each other, and may exhibit multiphase equilibria depending on the location in the boundary and bulk composition...
Proceedings Papers

Paper presented at the SPE Canada Heavy Oil Technical Conference, June 9–11, 2015
Paper Number: SPE-174438-MS
... compositions within the reservoir. The Grosmont is a highly fractured carbonate rock. Targeted production horizons in this reservoir are Grosmont C (20 m pay) and Grosmont D (30 m pay) units, which are separated by a laterally extensive, 1-2 m thick Marl. The Marl is partially oil saturated, interlaminated...
Proceedings Papers

Paper presented at the SPE Heavy Oil Conference-Canada, June 10–12, 2014
Paper Number: SPE-170006-MS
... in different environments to be isolated as the complexity of the samples is built up. The compositions of the synthetic samples used are shown in Table 1 . 10 g of each sample was made by thoroughly hand mixing the components and 1g of each sample was placed into an 8 mm test tube for the experiment...
Proceedings Papers

Paper presented at the SPE Heavy Oil Conference-Canada, June 10–12, 2014
Paper Number: SPE-170008-MS
... of various zones is presented and discussed first. The issue of carbonate rock reactivity and potential oxygen consumption is examined next. Topics of oil composition, clay content, initial water saturation, and permeability complete the presentation of results and discussion. The ISC zones described...
Proceedings Papers

Paper presented at the SPE Heavy Oil Conference-Canada, June 10–12, 2014
Paper Number: SPE-170092-MS
...-composition space in such a way that a small temperature change yields significant changes of equilibrium phase compositions relative to the overall composition. The system of equations used in the DS algorithm becomes nearly degenerate for narrow-boiling fluids. The three-phase DS algorithm in this paper...
Proceedings Papers

Paper presented at the SPE Heavy Oil Conference-Canada, June 10–12, 2014
Paper Number: SPE-170100-MS
... solubility of water in the L phase can affect oil recovery mechanisms in steam injection. Luo and Barrufet (2005) used a compositional thermal simulator to show that oil recovery in steam injection was predicted to be more efficient when x wL was considered. This was primarily because the water...
Proceedings Papers

Paper presented at the SPE Heavy Oil Conference-Canada, June 10–12, 2014
Paper Number: SPE-170163-MS
... & Simulation Upstream Oil & Gas kariznovi equilibration cell phase behaviour study equation butane concentration butane Nourozieh bitumen mixture concentration light liquid phase solubility different temperature bitumen PVT measurement equilibrium viscosity lower temperature composition...

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