Results 81 to 90 of about 1,052 (207)

A Numerical Model for Investigating the Steam Conformance along the Dual-String Horizontal Wells in SAGD Operations

open access: yesEnergies, 2020
Non-uniformity of the steam-assisted gravity drainage (SAGD) steam chamber significantly decreases the development of heavy oil reservoirs. In this study, to investigate the steam conformance in SAGD operations, a wellbore model is developed for fluid ...
Peng Li   +4 more
doaj   +1 more source

Improved Steam Assisted Gravity Drainage (SAGD) Performance with Solvent as Steam Additive [PDF]

open access: yes, 2010
Steam Assisted Gravity Drainage (SAGD) is used widely as a thermal recovery technique in Canada to produce a very viscous bitumen formation. The main research objectives of this simulation and experimental study are to investigate oil recovery mechanisms
Li, Weiqiang
core  

Energy Integration of Steam-assisted Gravity Drainage Facilities with Carbon Capture

open access: yesChemical Engineering Transactions, 2019
The in-situ extraction of bitumen is one of the most energy-intensive processes and a large natural gas consumer in the Canadian oil sands industry, contributing significantly to Canada’s anthropogenic GHG emissions.
Omid Ashrafi   +2 more
doaj   +1 more source

Small modular nuclear reactors: A pathway to cost savings and environmental progress in SAGD operations

open access: yesNext Energy
Small Modular Nuclear Reactors (SMRs) offer a promising option for environmentally friendly bitumen recovery operations. The extraction of oil sands in Western Canada is vital for the economy, but traditional methods like Steam-Assisted Gravity Drainage (
Samaneh Ashoori, Ian D. Gates
doaj   +1 more source

New algorithms for steam assisted gravity drainage using combinations of vertical and horizontal wells

open access: yes, 1994
New algorithms have been presented for steam assisted gravity drainage (SAGD) in oil sand reservoirs using vertical injectors-producers and vertical injectors-horizontal producers.
Rose, P. E.; Deo, M. D.
core  

The Potential Evaluation of Superheated Steam with High Degree Assisted Gravity Drainage Process in Oil Sands Project

open access: yes, 2017
Compared with conventional wet saturated steam, both enthalpy and specific volume of superheated steam are much larger. Combination superheated steam as injected media with SAGD process is expected to improve development effect of oil sands with less ...
Guangyue Liang   +5 more
core   +1 more source

New technology for heavy oil exploitation wastewater reused as boiler feedwater

open access: yesPetroleum Exploration and Development, 2008
Steam Assisted Gravity Drainage (SAGD) or non-SAGD heavy oil recovery process uses a considerable amount high-pressure steam and produces significant amount of oily wastewater.
Heins Bill, Xiao XIE, Deng-chao YAN
doaj   +1 more source

A laboratory study of single-well steam-assisted gravity drainage process

open access: yes, 2001
An investigation of the optimization of startup procedure for single-well steam-assisted gravity drainage (SW-SAGD) was made as the project economics are influenced significantly by the early production response.
Bagci, S, Akin, S
core   +2 more sources

Optimized Operation of Wedge-well Technology in Steam Assisted Gravity Drainage System Considering Interwell Steam Interference [PDF]

open access: yes, 2013
학위논문 (석사)-- 서울대학교 대학원 : 에너지시스템공학부, 2013. 2. 강주명.웨지정 공법은 SAGD (Steam Assisted Gravity Drainage) 공법을 운영 중인 유정 인근에 추가정을 시추하여 비튜멘 생산량을 높이는 증진회수기법이다. 기존 연구들은 균질 저류층에서의 증기챔버 성장양상 분석에 국한되어서 비균질 저류층에서 유정 간 증기 채널링 현상을 고려하지 못하였다. 이 연구는 비균질 저류층에서도 SAGD 증기챔버간 간섭효과를
정순형
core  

Steam assisted gravity drainage, sagd, applied to heavy oil reservoirs

open access: yes, 2016
A nivel mundial, se están buscando nuevas técnicas de recobro mejorado para implementarlas en yacimientos de crudo pesado, ya que la mayoría de las reservas a nivel mundial son de este tipo de hidrocarburo. Un método de recobro actualmente existente es el de drenaje gravitacional asistido convapor, SAGD, el cual ha sido implementado en ...
Rodriguez Castelblanco, Astrid Xiomara   +2 more
openaire   +1 more source

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