Results 1 to 10 of about 287 (157)

Rich solvent - Steam assisted gravity drainage (RS-SAGD): An option for clean oil sands recovery processes

Cleaner Engineering and Technology, 2022
The impact of steam generation on Steam-Assisted Gravity Drainage (SAGD) process economics and environmental impacts have led to various modifications of SAGD including solvent co-injection with steam.
Vijitha Mohan, Yi Su, Jingyi Wang, Ian D. Gates   +3 more
doaj   +3 more sources

Experimental Investigation of the Effect of Solvent Type and Its Concentration on the Performance of ES-SAGD [PDF]

Methods and Protocols
Steam-assisted gravity drainage (SAGD) is a widely used thermal enhanced oil recovery (EOR) technique in North America, particularly in high-permeability oil sand reservoirs.
Sajjad Esmaeili, Brij Maini, Zain Ul Abidin, Apostolos Kantzas   +3 more
doaj   +2 more sources

Models of steam-assisted gravity drainage (SAGD) steam chamber expanding velocity in double horizontal wells and its application

Petroleum Exploration and Development, 2019
The development of steam chamber can be used to evaluate steam-assisted gravity drainage (SAGD) performance. The velocity of steam chamber expanding is the key parameter for evaluating the development of steam chamber. Based on SAGD technology theory and
You ZHOU, Teng LU, Shouya WU, Lanxiang SHI, Xuan DU, Junling WANG   +5 more
doaj   +3 more sources

Predicting the performance of steam assisted gravity drainage (SAGD) method utilizing artificial neural network (ANN)

Petroleum, 2020
As the price of oil decreases, it is becoming increasingly important for oil companies to operate in the most cost-effective manner. This problem is especially apparent in Western Canada, where most oil production is dependent on costly enhanced oil ...
Areeba Ansari, Marco Heras, Julianne Nones, Mehdi Mohammadpoor, Farshid Torabi   +4 more
doaj   +3 more sources

Bayesian biclustering by dynamics: Algorithm testing, comparison against random agglomeration, and calculation of application specific prior information [PDF]

MethodsX, 2020
Bayesian Biclustering by Dynamics (BBCD) is a new clustering algorithm for Steam-Assisted Gravity Drainage (SAGD) oil recovery time series data [1].
Helen Pinto, Ian Gates, Xin Wang
doaj   +2 more sources

Pore-Level Investigation of Heavy Oil Recovery using Steam Assisted Gravity Drainage (SAGD) Étude à l’échelle des pores de la récupération d’huiles lourdes par drainage gravitaire assisté par injection de vapeur (SAGD) [PDF]

Oil & Gas Science and Technology, 2010
Successful application of gravity drainage process, facilitated with steam injection, using horizontal wells in various field tests, especially within Canada, indicates that high recovery factor and also economical steam to oil ratios are achievable ...
Mohammadzadeh O., Chatzis I.
doaj   +2 more sources

Multi-stage development process and model of steam chamber for SAGD production in a heavy oil reservoir with an interlayer [PDF]

Scientific Reports
Steam-assisted gravity drainage (SAGD) is an efficient thermal recovery technique for oil sands and extra heavy oil exploitation. The development of steam chamber goes through multi-stage physical processes for SAGD production in a heavy oil reservoir ...
Ren-Shi Nie, Qingqiang Jiang, Yimin Wang, Jingcheng Liu, Jie Zhan, Letian Zhang, Yuanguang Li, Guotao Shen, Minghang Xu   +8 more
doaj   +2 more sources

Experimental Investigation and Numerical Simulation of Dynamic Characteristics for Multithermal Fluid-Assisted SAGD in Extraheavy Oil Reservoir

Lithosphere, 2021
Loss of the vast majority of heat and steam is an unavoidable problem encountered during conventional steam-assisted gravity drainage (SAGD) in extraheavy oil reservoirs.
Zhenhua Xu, Xiaokun Zhang, Zhenyi Cao, Pengcheng Liu, Zhe Yuan, Lanxiang Shi, Botao Kang   +6 more
doaj   +1 more source

Vertical-well-assisted SAGD dilation process in heterogeneous super-heavy oil reservoirs: Numerical simulations

Underground Space, 2021
PetroChina’s Karamay heavy oil reservoirs mostly comprise Jurassic deposits of braided fluvial facies that have a low porosity, extremely high bitumen viscosity, and strong heterogeneities within the reservoir.
Zhi Yang, Xingge Sun, Chihui Luo, Bin Xu, Baohong Yang, Biao Li   +5 more
doaj   +1 more source

Scaled physical experiments on drainage mechanisms of solvent-expanded SAGD in super-heavy oil reservoirs

Petroleum Exploration and Development, 2020
In view of high oil viscosity at high temperatures, slow steam chamber expansion rate, low oil rate, and low oil/steam ratio of domestic super heavy oil blocks developed with dual-horizontal well steam assisted gravity drainage (SAGD), the solvent-aided ...
Yongbin WU, Xueqi LIU, Xuan DU, Xiaoyi ZHOU, Li WANG, Jun LI, Yanhong LI, Xiuluan LI, Yang LI   +8 more
doaj   +1 more source