... of the concentration-dependent molecular diffusion coefficient of gaseous solvents in bitumen. oil sand thermal method enhanced recovery bitumen gas injection method diffusion experiment sagd steam-assisted gravity drainage equation of state upstream oil & gas fluid modeling steam-solvent...

... on better understanding the role of the oil viscosity on sand control performance. sand control sand/solids control thermal method sagd screen selection sand production complex reservoir upstream oil & gas pressure drop cold heavy oil production viscosity enhanced recovery steam...

... data in order to test predictability and acquire more confidence in future simulation work. A fully implicit coupled wellbore-reservoir simulator was used to history match the performance of four steam-assisted gravity drainage (SAGD) well pairs after one year of operation. The purpose of this effort...

... measurements provide key information needed to build an adequate fluid model to reduce the uncertainties in reservoir simulation and history matching. enhanced recovery oil sand chemical treatment thermal method oilfield chemistry bitumen sagd steam-assisted gravity drainage emulsion sample flow...

... of electromagnetic heating in oil sands reservoirs has been examined for two cases: a) a single horizontal well containing a heating source and b) a horizontal well-pair with heating sources located in both wells. reservoir characterization enhanced recovery sagd pvt measurement oil sand reservoir oil...

... Abstract Oil sand reservoirs play an important role in the economy of Canada due to their significant recoverable reserves. Due to the high viscosity of the oil in these reservoirs, conventional methods cannot be used for production. The steam-assisted gravity drainage (SAGD) method...

... inflicting no additional capital cost and reducing greenhouse gas emissions. enhanced recovery machine learning sagd reservoir simulation bitumen complex reservoir oil sand steam-solvent combination steam-assisted gravity drainage thermal method artificial intelligence optimization problem...

... reservoir models. When working with steam assisted gravity drainage (SAGD) operations, determining the optimal steam injection rates and allocation of steam among various multi-well pads is very important, especially given the high cost of steam generation and the current low oil price environment. As SAGD...

... artificial intelligence sagd reservoir simulation fluid dynamics shale barrier chamber development application chamber edge heterogeneous case reservoir surveillance flow in porous media steam-assisted gravity drainage upstream oil & gas training dataset workflow evolution neural network...

... inhibition production chemistry steam-assisted gravity drainage upstream oil & gas concentration prediction complex reservoir scale inhibition deposition scale sample sand control oilfield chemistry sagd riser corrosion remediation of hydrates ppm solubility ion concentration...

... Abstract Air injection into mature SAGD chambers is a promising method to sustain steam chamber pressures while reducing steam-to-oil-ratios (SOR) and increasing oil production in SAGD late life. The feasibility of attaining and sustaining a high temperature combustion front when injecting air...

... Summary Over the last decade, steam assisted gravity drainage (SAGD) process has been successfully commercialized in Alberta and Saskatchewan thermal projects. Remediation of slotted liner wells in cases of erosion, or high gas/steam production later in life requires a different basis of design...

... in Steam Assisted Gravity Drainage (SAGD) operations [ 4 and 5 ]. In this study, the DFITs carried out in Surmont were revisited to assess the potential impact of characterizing in-situ stresses with improved accuracy on maximum allowable injection pressure and ultimately production uplift. The analysis...

.... oil sand sagd fluid dynamics co 2 thermal method flow in porous media upstream oil & gas heavy oil recovery bitumen steam-assisted gravity drainage mechanism enhanced recovery steam process steam huff complex reservoir oil recovery efficiency relative permeability oil viscosity...

... Abstract Chemical additives for co-injection with steam at low dosages were evaluated for enhancement of SAGD operations. The additives were selected based on their commercial scalability, water solubility and transportability inside the SAGD chamber (volatility). A custom-designed oil-recovery...

... Bay. thermal method hydraulic jet pump upstream oil & gas bohai oilfield multiphase pump steam-assisted gravity drainage oilfield artificial lift system jet pump jet pump system enhanced recovery sagd artificial lift technology safety valve vent valve offshore oilfield steam...

... Abstract Solvent Assisted-Steam Assisted Gravity Drainage (SA-SAGD) has been studied as a more efficient process for extracting bitumen from oil sands than the SAGD process. In the SA-SAGD process, solvent is injected with steam to decrease the viscosity of bitumen by dissolution...

... Abstract Understanding how SAGD works is important as most of the in-situ production of bitumen in Alberta is using SAGD technology. A key parameter in simulation-based SAGD performance prediction is the residual oil saturation, which usually in SAGD simulations is a fixed number based...

... Abstract Dispersion of a solvent into heavy oil and bitumen in porous media has special significance in the context of solvent-based as well as solvent-aided versions of SAGD and CSS recovery processes. While solvent is injected with steam, the mixture condensation temperature changes based...

... Abstract Effective Steam Assisted Gravity Drainage (SAGD) operation relies on subcool management to reduce the risk of steam breakthrough. Monitoring of several parameters is performed to assure uniform development of steam chamber and heating of reservoir. This paper discusses the application...