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Journal of Canadian Petroleum Technology 54 (06): 387–393.
Paper Number: SPE-170076-PA
Published: 03 November 2015
... well. In this study, we address how to design SAGD injector and producer completions using steam splitters and scab liners. Results from reservoir simulation with coupled wellbore hydraulics will be presented to show how a well pair could be optimized by attaining favorite pressure profiles inside the...
Journal of Canadian Petroleum Technology 54 (06): 361–371.
Paper Number: SPE-174491-PA
Published: 03 November 2015
... of one horizontal producer supported by two horizontal hot-water injectors, with an injector/producer distance of 50 m for both injectors, and three vertical observation wells equipped to monitor pressure and temperature between one injector and the producer. The pilot was operated in three phases...
Journal of Canadian Petroleum Technology 54 (02): 081–084.
Paper Number: SPE-0315-081-JCPT
Published: 23 March 2015
... heating heating strategy thermal method Upstream Oil & Gas induction communication bitumen SAGD injector viscosity complete paper enhanced recovery reservoir steam circulation startup frequency inductive heating radio frequency microwave minimum temperature producer March 2015...
Journal of Canadian Petroleum Technology 53 (01): 32–47.
Paper Number: SPE-149352-PA
Published: 11 February 2014
... out and improve both injection and production. Problems that operators have with multiple tubing strings in wells include their control and design. In this work, the injector and the producer will have two tubing strings each: one landed at the toe and the other at the heel. Control points are applied...
Journal of Canadian Petroleum Technology 52 (05): 368–375.
Paper Number: SPE-158262-PA
Published: 16 September 2013
... Upstream Oil & Gas stimulation september 2013 Pike Peak Modeling & Simulation CWE oil production producer horizontal well Steam Stimulation thermal method steam-assisted gravity drainage Miller steam-project pressure-isolation wall Steam Project Field Result SAGD injector steam...
Journal of Canadian Petroleum Technology 52 (03): 204–218.
Paper Number: SPE-137836-PA
Published: 06 May 2013
... the native oil mobility is low, this displacement becomes problematic because of the low oil mobility downstream of the combustion front. Heating the reservoir and reducing the distance between injector and producer can prevent such cold liquid blocking in the combustion process. This suggests that a...
Journal of Canadian Petroleum Technology 52 (02): 95–100.
Paper Number: SPE-153706-PA
Published: 07 March 2013
... sizes for both the injector and producer, which could allow longer completions by reducing liner drag and increasing directional-drilling flexibility. Ultimately, these SAGD-well design changes could increase the amount of reservoir developed per well and per well pad, using longer wells and more wells...
Journal of Canadian Petroleum Technology 51 (01): 32–45.
Paper Number: SPE-155502-PA
Published: 16 January 2012
... efficiency, water use, and flue-gas emissions. This paper examines the impact of position and geometry of steam injectors on the performance of steam-based gravity-drainage processes in a heterogeneous reservoir. Different injection-well configurations including single horizontal (typical SAGD), offset SAGD...
Journal of Canadian Petroleum Technology 49 (02): 71–78.
Paper Number: SPE-133374-PA
Published: 14 November 2011
... and consistent framework and to generate multiple geological realizations accounting for uncertainty and spatial variability. Subsequently, the net present value (NPV) is selected as the objective function to be optimized by using the genetic algorithm, while well rates of the injectors and the...
Journal of Canadian Petroleum Technology 50 (11): 19–32.
Paper Number: SPE-149708-PA
Published: 01 November 2011
... paper describes three SAGD operating modes used by Devon at Jackfish: full SAGD, semi-SAGD, and partial SAGD. During partial SAGD, the fluid return from the injector stops while steam injection continues down either the long tubing (LT), short tubing (ST), or the annulus. The producer continues to be...
Journal of Canadian Petroleum Technology 50 (04): 9–18.
Paper Number: SPE-146626-PA
Published: 29 March 2011
... 2009 1 4 2011 2011. Society of Petroleum Engineers thermal method steam-assisted gravity drainage injection pressure Butler Modeling & Simulation injector dipping-injector sagd operation SAGD Engineering Athabasca configuration SAGD performance cross section wellbore...
Journal of Canadian Petroleum Technology 50 (03): 57–64.
Paper Number: SPE-133298-PA
Published: 01 March 2011
... coinjection, top injector application, or a combination of both, to reduce the shale barrier impacts. Solvent in the vapour phase can pass through the narrow flow path at the end of a shale barrier. Meanwhile, because the phase condenses from vapour to liquid, solvent efficiently reduces the flow resistance...
Journal of Canadian Petroleum Technology 49 (10): 75–82.
Paper Number: SPE-141650-PA
Published: 01 October 2010
... the objective function, while the controlling variables are chosen to be the injection rates, ratios of gas slug size to water slug size (WAG ratio) and cycle time (i.e., the injection time for each gas or water slug) for the injectors and bottomhole pressures (BHPs) for the producers. A hybrid...
Journal of Canadian Petroleum Technology 49 (05): 19–26.
Paper Number: SPE-137046-PA
Published: 24 May 2010
... Artificial Intelligence concentration Upstream Oil & Gas History variation partition coefficient producer enhanced recovery injector souring nitrate bacterial souring control reaction reservoir simulation information voordouw toluene injection University squeeze treatment May 2010...
Journal of Canadian Petroleum Technology 49 (04): 29–35.
Paper Number: SPE-134227-PA
Published: 01 April 2010
... and history matching stages, potential reserves locations are estimated for possible dilute surfactant injection. Based on interwell connectivity, different injection schemes that use some producers as injectors are tested. The obtained results are subject to further evaluation and analysis to derive...
Journal of Canadian Petroleum Technology 48 (11): 34–39.
Paper Number: SPE-130443-PA
Published: 01 November 2009
... 2009. Society of Petroleum Engineers Modeling & Simulation injector SAGD constraint well pair completion thermal method steam-assisted gravity drainage Pay Thickness kPa Xsagd cross sagd steam oil ratio permeability enhanced recovery Upstream Oil & Gas heterogeneity...
Journal of Canadian Petroleum Technology 48 (11): 11–15.
Paper Number: SPE-130439-PA
Published: 01 November 2009
...H.Y. Wang The steam assisted gravity drainage (SAGD) pilot test in the LiaoHe oilfield of China is the first SAGD project conducted in China in the deeper bitumen reservoir (650 - 800 m), using a combination of vertical injectors and horizontal producers. Temperature observation wells play an...
Journal of Canadian Petroleum Technology 48 (09): 41–46.
Paper Number: PETSOC-09-09-41
Published: 01 September 2009
...T. Thorne; L. Zhao Pressure drop along the horizontal wells and between the injector and producer could have a significant impact on SAGD process performance. However, this issue is poorly understood due to difficulties in simulating pressure drop. This paper presents the results of a numerical...
Journal of Canadian Petroleum Technology 48 (06): 71–77.
Paper Number: PETSOC-09-06-71
Published: 01 June 2009
.... Petroleum Society of Canada (now Society of Petroleum Engineers) Modeling & Simulation enhanced recovery thermal method steam-assisted gravity drainage Upstream Oil & Gas steam chamber development producer Directional Drilling injector well model base model horizontal well SAGD...
Journal of Canadian Petroleum Technology 48 (03): 10–12.
Paper Number: PETSOC-09-03-10-TN
Published: 01 March 2009
..., improvement in injection water quality and selective placement of additional injectors and producers. In viscous fingering-dominated waterfloods, aggressive water injection aggravates water channelling. High injection rates (sub-fracture) lead to high initial oil rates in the short-term, but they subsequently...
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