Visualization investigation of fluid transport in multiscale porous media for CO <sub>2</sub> -EOR based on microfluidic technology
Jianxiang Wang, Jiafeng Sun, Jiawei Shi, Bo Bao
Abstract
Visualizing CO 2 -EOR dynamics: Left—schematic of CO 2 injection in reservoir pores. Right— in situ observations of oil displacement in microfluidic chips. Cross-scale effects boost miscible recovery to 100% but worsen channeling in immiscible floods.
Topics & Concepts
Enhanced oil recoveryMicrofluidicsPorous mediumSchematicPetroleum engineeringVisualizationDisplacement (psychology)Materials scienceScale (ratio)PorosityChemical engineeringNanotechnologyGeologyEngineeringMechanical engineeringPhysicsComposite materialQuantum mechanicsPsychologyPsychotherapistElectronic engineeringEnhanced Oil Recovery TechniquesCO2 Sequestration and Geologic InteractionsHydrocarbon exploration and reservoir analysis