Asphaltene Deposition Control by Chemical Inhibitors

Chapter 1: Asphaltene and Asphaltene Precipitation/Deposition
Summary • Asphaltenes: Properties, structures, and thermodynamic behaviors • Asphaltene precipitation/deposition: Description and mechanisms • Theoretical and practical challenges in asphaltene deposition • Economic analysis and environmental prospects of asphaltene deposition • Research and development in asphaltenes • Current and future status of asphaltenes (uses and problems)

Chapter 2: Asphaltene Precipitation/ Deposition Control Methods
Summary • Asphaltene removal: description, methods, and mechanisms o Chemical o Physical • Preventing asphaltene precipitation: Description, methods, and mechanisms o Chemical methods  Thermodynamic inhibitors: deasphalted oil, resins  Kinetic inhibitors o Physical methods:  Pressure and temperature:  Ultrasonic • Common industrial practices • Theoretical and practical challenges in controlling asphaltene deposition/precipitation • Final remarks • References

Chapter 3: Fundamentals of Chemical Inhibitors of Asphaltenes
Summary • Chemical inhibitors • History/background of inhibitors • Types and structure of chemical inhibitors • Kinetic inhibitors o Surfactant o Nanoparticle Inhibitors o Polymeric Inhibitors o Commercial Inhibitors • Thermodynamic inhibitors o Organic Inhibitors o Aromatic and cycloalkanes solvent o Ionic liquids • Physical and chemical properties • Properties and prevention mechanisms of chemical inhibitors o Surfactants o Nanoparticles o Polymers o Organic Inhibitors o Ionic Liquids • Importance/application of inhibition • Costs of chemical inhibitors • Final remarks • References

Chapter 4: Properties of Asphaltene Chemical Inhibitors • Summary • Characterization techniques to determine properties of chemical inhibitors o Chemical structure o Chemical molecular weight Vapor pressure osmometry (VPO) Gel permeation chromatography (GPC) o SARA Analysis o Elemental Analysis o Solubility parameter o Charge Density in Ionic Liquids o Nanoparticle composition o Nanoparticle Shape o The specific surface of nanoparticles o Size of nanoparticles o Surface acidity of nanoparticles o Sustainability • Thermodynamic behaviors of chemical inhibitors • Stability of inhibitors o Effect of temperature o Effect of inhibitor type o Effect of inhibitor concentration o Effect of water and salinity • Final remarks • References

Chapter 5: Experimental Investigation of Asphaltene Deposition Control by Chemical Inhibitors • Summary • Experimental methods o Static methods  Spectrophotometric Thermal techniques Visual methods o Dynamic analysis Rheology (viscosity measurement) techniques Porous media • Parametric sensitivity analysis o Effects of process/operational conditions Static pressure and temperature Dynamic pressure and temperature Static process Dynamic process o Effects of fluid properties Concentration and type of inhibitors Type and concentration of asphaltene in synthetic oil Type of oil Type of precipitant and solvent Effect of water or brine o Effects of reservoir properties Core Bead packs Micromodel Flow loop and tubes • Final remarks • References

Chapter 6: Modelling and Simulation Investigation of Asphaltene Deposition Control by Chemical Inhibitors • Summary • Thermodynamic Models o Fundamental methods o Cubic Equation of State (Cubic EoS) o Empirical methods • Molecular Methods o Molecular Dynamics o Monte Carlo o Quantum mechanics • Dynamic models • Simulation tools • Parametric sensitivity analysis o Effects of process/operational condition o Effects of fluid properties o Effects of dynamic properties • Final remarks • References

Chapter 7: Inhibitor screening: technically, environmentally and economically, and testing workflow
Summary • Critical Parameters for Screening Inhibitors • Technical Screening o Workflows o Inhibitor type selection • Non-technical effective factors on inhibitor selection o Feasibility o Economic cost o Environmental impacts • Final remarks • References