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Keywords: steam-assisted gravity drainage
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Proceedings Papers

Paper presented at the SPE Reservoir Simulation Conference, October 26, 2021
Paper Number: SPE-203912-MS
... phases. Multiphase multicomponent isothermal flash calculations cannot be performed in narrow boiling systems which are very common in the simulation of thermal EOR operations such as Steam-Assisted Gravity Drainage (SAGD) or Steam Flooding (SF). In a narrow boiling point system, pressure...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Conference, October 26, 2021
Paper Number: SPE-203955-MS
... Abstract The paper examines new horizontal drift-flux correlations for their ability to accurately model phase flow rates and pressure drops in horizontal and undulating wells that are part of a Steam-Assisted Gravity Drainage (SAGD) field operation. Pressure profiles within each well correlate...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Conference, October 26, 2021
Paper Number: SPE-204002-MS
... in a commercial reservoir simulator using distinct types of simulation model including black oil, compositional and thermal steam-assisted gravity drainage (SAGD). We have found that history-match and uncertainty/optimization studies benefit most from the static approach while the dynamic approach produces...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Conference, April 10–11, 2019
Paper Number: SPE-193853-MS
... with multiple downhole constraints from devices and tubing strings. Amongst the illustrative application cases are models of a horizontal Steam-Assisted Gravity Drainage (SAGD) injector and producer with short and long tubing strings where the short strings are modeled with boundary segments and long...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Conference, April 10–11, 2019
Paper Number: SPE-193835-MS
... is advantageous for the robustness of a reservoir simulator. thermal method steam-assisted gravity drainage injection mobility Modeling & Simulation Upstream Oil & Gas reservoir solution reservoir cell full-upstream weighted mobility enhanced recovery reservoir simulation node simulator...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Conference, April 10–11, 2019
Paper Number: SPE-193836-MS
... Abstract Steam-Assisted Gravity Drainage (SAGD) is one of the popular methods for heavy oil production. The process is efficient and economical. However, it requires the use of large quantity of water and disposal of waste water can be costly. In addition, burning of natural gas for steam...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Conference, April 10–11, 2019
Paper Number: SPE-193829-MS
... & Gas workflow ensemble shale barrier configuration time-sery data steam-assisted gravity drainage shale barrier true model matrix temperature profile deep learning observation well input feature realization production profile machine learning neural network steam chamber Reservoir...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Conference, April 10–11, 2019
Paper Number: SPE-193842-MS
... Abstract In comparison to Steam-Assisted Gravity-Drainage (SAGD), the technique of injecting of warm solvent vapor into the formation for heavy oil production offers many advantages, including lower capital and operational costs, reduced water usage, and less greenhouse gas emission. However...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Conference, April 10–11, 2019
Paper Number: SPE-193905-MS
... heating process. The feasibility of EM heating in oil sands is examined in two case studies: a) a horizontal well containing an antenna within and b) a horizontal well-pair with an antenna located in the upper well. thermal method steam-assisted gravity drainage oil sand reservoir SAGD electric...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Conference, February 20–22, 2017
Paper Number: SPE-182708-MS
... greatly increases the understanding of displacement mechanisms in a hybrid steam and combustion process. SAGD thermal method steam-assisted gravity drainage Moore hybrid steam enhanced recovery Upstream Oil & Gas residual oil saturation combustion tube test injection steam flooding...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Conference, February 20–22, 2017
Paper Number: SPE-182631-MS
... bitumen SAGD Thickness numerical simulation complex reservoir linear instability analysis instability steam-assisted gravity drainage steam equal heat transfer thermal method steam layer interface viscosity ratio inertial force growth rate Result show Modeling & Simulation Upstream...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Conference, February 20–22, 2017
Paper Number: SPE-182622-MS
... Abstract Steam processes involving injection of a solvent with steam, such as CSS (Cyclic Steam Stimulation), SAGD (Steam-Assisted Gravity Drainage), and steam injection in isothermal mode are currently receiving a great deal of attention in Alberta. These combination processes are designed...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Conference, February 20–22, 2017
Paper Number: SPE-182611-MS
... Abstract Steam-trap subcool is a technique that is used to maintain the energy efficiency of the Steam-Assisted Gravity Drainage (SAGD) process by most heavy oil producers in Canada. The concept is rather simple, i.e., create a resistance (liquid pool) around the production well to prevent...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Symposium, February 23–25, 2015
Paper Number: SPE-173207-MS
... scale thermal models with up to 34 million cells. For these models it reduced linear iterations by 80% to 93% and gave simulator run time speed-up factors of 2 to 5.5. Reservoir Characterization steam-assisted gravity drainage geologic modeling Artificial Intelligence Upstream Oil & Gas...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Symposium, February 18–20, 2013
Paper Number: SPE-163639-MS
... Satter SAGD multisegment well model thermal method steam-assisted gravity drainage reservoir case well model analytic model injection well enthalpy Injection Rate analytical model reservoir enhanced recovery reservoir simulation cumulative energy cumulative heat loss rate quality loss...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Symposium, February 18–20, 2013
Paper Number: SPE-163594-MS
... Abstract Events such as hydraulic gradients in the horizontal completion, geologic and fluid variations in the reservoir and well placement issues can produce very poor steam conformance in the Steam Assisted Gravity Drainage (SAGD) process. Operators have implemented many strategies...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Symposium, February 18–20, 2013
Paper Number: SPE-163617-MS
... new technique thermal method steam-assisted gravity drainage Grid Orientation Effect upwind method donor cluster Modeling & Simulation Upstream Oil & Gas grid level porous media algorithm robust semi-implicit three-dimensional upwind technique equation SAGD producer donor cell...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Symposium, February 21–23, 2011
Paper Number: SPE-139501-MS
... is useful for reservoir engineering purposes. enhanced recovery steam-assisted gravity drainage breakthrough composition thermal method sagd modeling & simulation reservoir simulation compressibility simulator streamline simulation upstream oil & gas viscosity saturation spe...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Symposium, February 21–23, 2011
Paper Number: SPE-140891-MS
... strings within the well. In particular, dual and multi-tubing well systems are finding increasing application in heavy oil steam assisted gravity drainage (SAGD) recovery processes. Horizontal injection and production wells are coupled to dual (heel and toe) tubing strings that open at opposing ends...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Symposium, February 21–23, 2011
Paper Number: SPE-141676-MS
... intelligence upstream oil & gas optimization enhanced recovery robust optimization steam-assisted gravity drainage simulation geological uncertainty nominal optimization realization proxy model sagd representative realization bottom-hole pressure operation single realization reservoir...

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