Molecular dynamics simulation of heavy oil dissolution in supercritical water and multi-component thermal fluid
Qiuyang Zhao, Lichen Zheng, Yu Dong, Hui Jin, Yechun Wang, Liejin Guo
Abstract
For upgrading, SHS was suitable for carbon residue reduction and SCW and MCTF were suitable for viscosity reduction. For thermal recovery, SCW was able to show spontaneous miscibility in shallower reservoirs compared to MCTF and SHS may form coke and plug pores.
Topics & Concepts
Supercritical fluidDissolutionMiscibilityMolecular dynamicsMaterials scienceChemical engineeringCokeThermalViscosityResidue (chemistry)Carbon fibersThermodynamicsChemistryPolymerMetallurgyComposite materialOrganic chemistryPhysicsComposite numberEngineeringComputational chemistryPetroleum Processing and AnalysisHydrocarbon exploration and reservoir analysisSubcritical and Supercritical Water Processes