Introduce dimethyl ether (DME) as a solvent for steam-assisted gravity drainage (SAGD) co-injection: An effective and environmental application

M Chai, Z Chen, H Nourozieh, M Yang, B Chai - Fuel, 2023‏ - Elsevier
Conventional heavy oil and bitumen thermal recovery is currently facing increasing energy
demands and climate-related challenges. Dimethyl ether (DME) as a renewable and …

A technical, economic, and environmental assessment on dimethyl ether (DME) as a renewable solvent from carbon dioxide utilization (CCU) for heavy oil recovery: A …

M Chai, L Chai, H Nourozieh, Z Chen… - Chemical Engineering …, 2024‏ - Elsevier
Abstract The Paris Agreement represents a shared global goal to combat climate change;
however, national carbon emissions vary significantly, mainly due to heavy oil production …

A new and fast waterflooding optimization workflow based on INSIM-derived injection efficiency with a field application

H Zhao, L Xu, Z Guo, W Liu, Q Zhang, X Ning… - Journal of Petroleum …, 2019‏ - Elsevier
Traditionally, production optimization is performed based on repeatedly running a full-scale
reservoir simulation model, which is quite time-consuming. Recently, we developed a …

Dimethyl ether as an additive to steam for improved steam-assisted gravity drainage

K Sheng, R Okuno, M Wang - SPE Journal, 2018‏ - onepetro.org
Coinjection of solvent with steam results in lower chamber-edge temperatures than those in
steam-assisted gravity drainage (SAGD), which enables the decrease of heat losses to the …

Comparative study of oil-dilution capability of dimethyl ether and hexane as steam additives for steam-assisted gravity drainage

KH Baek, K Sheng, FJ Argüelles-Vivas… - … Reservoir Evaluation & …, 2019‏ - onepetro.org
Dimethyl ether (DME) was investigated as a potential additive to steam to improve steam‐
assisted gravity drainage (SAGD) in a previous simulation study. The main objective of this …

[ספר][B] Multiphase equilibria of complex reservoir fluids

H Li - 2022‏ - Springer
Our earth is composed of matters that appear as distinct phase states. The apparent ones
include vapor phase, liquid phase, and solid phase. In a typical summer walk in a southwest …

A rapid waterflooding optimization method based on INSIM-FPT data-driven model and its application to three-dimensional reservoirs

W Liu, H Zhao, G Sheng, HA Li, L Xu, Y Zhou - Fuel, 2021‏ - Elsevier
Conventional production optimization for waterflooding reservoirs relies on full-scale
reservoir simulators and repeated simulation runs to calulate gradient information. These …

Artificial neural network models for phase equilibrium predictions under engine trans/supercritical spray conditions

Z Yue, H Zhu, C Wang, Z Li, H Wang, M Yao, RD Reitz - Fuel, 2023‏ - Elsevier
Engine spray models based on phase equilibrium have made great progress in simulating
trans/supercritical engine spray processes, but there are inherent weaknesses in terms of …

Multiphase boundaries and physical properties of solvents/heavy oil systems under reservoir conditions by use of isenthalpic flash algorithms

D Huang, R Li, D Yang - Fuel, 2021‏ - Elsevier
In this paper, the newly developed techniques have been applied to determine multiphase
boundaries and physical properties of solvent (s)/heavy oil mixtures at various pressures …

Water-soluble solvent as an additive to steam for improved SAGD

K Sheng, R Okuno, M Wang - SPE Canada Heavy Oil Conference, 2017‏ - onepetro.org
Coinjection of solvent with steam results in lower chamber-edge temperatures than those in
steam-assisted gravity drainage (SAGD), which enable to decrease heat losses to the …