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Phase Equilibrium Engineering

  • 1st Edition, Volume 3 - April 2, 2013
  • Latest edition
  • Authors: Esteban Alberto Brignole, Selva Pereda
  • Language: English

Traditionally, the teaching of phase equilibria emphasizes the relationships between the thermodynamic variables of each phase in equilibrium rather than its engineering ap… Read more

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Description

Traditionally, the teaching of phase equilibria emphasizes the relationships between the thermodynamic variables of each phase in equilibrium rather than its engineering applications. This book changes the focus from the use of thermodynamics relationships to compute phase equilibria to the design and control of the phase conditions that a process needs.

Phase Equilibrium Engineering presents a systematic study and application of phase equilibrium tools to the development of chemical processes. The thermodynamic modeling of mixtures for process development, synthesis, simulation, design and optimization is analyzed. The relation between the mixture molecular properties, the selection of the thermodynamic model and the process technology that could be applied are discussed. A classification of mixtures, separation process, thermodynamic models and technologies is presented to guide the engineer in the world of separation processes. The phase condition required for a given reacting system is studied at subcritical and supercritical conditions.

The four cardinal points of phase equilibrium engineering are: the chemical plant or process, the laboratory, the modeling of phase equilibria and the simulator. The harmonization of all these components to obtain a better design or operation is the ultimate goal of phase equilibrium engineering.

Key features

  • Methodologies are discussed using relevant industrial examples
  • The molecular nature and composition of the process mixture is given a key role in process decisions
  • Phase equilibrium diagrams are used as a drawing board for process implementation

Readership

Chemical engineers, chemical industry R&D scientists and process engineering professionals, and graduate students in Applied Process Thermodynamics

Table of contents

Series Page

Foreword

Preface

Chapter 1. Phase Equilibrium and Process Development

1.1 The World of Phase Equilibria in Chemical Processes

1.2 Thermodynamic Modeling in Process Development

1.3 Definition of Phase Equilibrium Engineering

1.4 Phase Scenarios in Separation, Materials, and Chemical Processes

1.5 The Phase Design and the Phase Engineering Tools

References

Chapter 2. Intermolecular Forces, Classes of Molecules, and Separation Processes

2.1 Intermolecular Forces

2.2 Classification of Molecules

2.3 Separation Process Technology and Classes of Mixtures

References

Chapter 3. Phase Equilibrium Diagrams

3.1 Gibbs Criteria for Phase Equilibrium: The Phase Rule

3.2 The Phase Regions of Pure Components

3.3 Classification of Binary Fluid-Phase Behavior Diagrams

3.4 Classification of Ternary Fluid-Phase Behavior Diagrams

3.5 Phase Diagrams for Multicomponent Systems

References

Chapter 4. Physical Properties and Thermodynamic Models

4.1 Thermodynamic Modeling and Simulation

4.2 Physical Properties of Pure Compounds

4.3 The Compressibility Factor of Gases

4.4 The Virial EOS

4.5 Corresponding State Correlations

4.6 Prediction of Phase Equilibria

4.7 Predictive Models

4.8 Semiempirical Models

4.9 Selection of Thermodynamic Models

4.10 Problems

Appendix 4A

Appendix 4B

References

Chapter 5. A General Approach to Phase Diagrams for Binary Systems

5.1 Introduction and Scope

5.2 A Case That Required Special Analysis and New Tools

5.3 Some Problems and Solutions Regarding the Automated Calculation of Phase Diagrams

5.4 Different Projections of ULPEDs

5.5 Restricted Phase Diagrams (Beyond the Typical Cases)

5.6 Remarks and Conclusions

5.7 Problems

References

Chapter 6. Phase Equilibrium Engineering Principles

6.1 Case Study: Biphenyl Recovery from the Bottoms of the Toluene Column

6.2 Case Study: Natural Gas Liquid Extraction from Natural Gas

6.3 Case Study: Supercritical Biodiesel Production Process

6.4 Principles of Phase Equilibrium Engineering

References

Chapter 7. Phase Equilibrium Engineering in Distillation

7.1 Distillation and Class of Phase Behavior

7.2 Fractional Distillation Principles

7.3 Thermodynamic Tuning of Fractional Distillation Columns

7.4 Thermodynamic Tuning of a Multicomponent Distillation Train

7.5 Case Study: Parameterization of the Ethylene Plant Recovery Section

7.6 Phase Equilibrium Engineering Guidelines for Thermodynamic Tuning of Fractional Distillation

7.7 Energy and Thermodynamic Sensitivity in Distillation

7.8 Summary

Appendix: Mathematical Modeling of Multistage Fractional Distillation

References

Chapter 8. Separation of Azeotropic Mixtures

8.1 Solvents or Entrainers as Separating Agents

8.2 Homogeneous Azeotropic Distillation

8.3 Heterogeneous Azeotropic Distillation

8.4 Selection of Solvents for Separation Processes

8.5 Synthesis of Solvents by CAMD

8.6 Solvent Design in Liquid–Liquid Extraction

8.7 Solvent Selection or Design in EXD

8.8 Case Study: Solvent and Process Design for the Recovery of the Aromatic Fraction of Reforming Naphtha

8.9 Summary

8.10 High-Pressure Azeotropic Distillation

Appendix 8A

References

Chapter 9. Green Processes and High-Pressure Solvents

9.1 SCF Solvents

9.2 Solvent Tuning in Type V Phase Behavior

9.3 Solvent Tuning in Type III Phase Behavior

9.4 Supercritical Solvent Mixtures

9.5 Particle Micronization with SCFs

9.6 Summary

References

Chapter 10. High-Pressure Fractionation and Extraction of Natural Oils

10.1 Supercritical Fractionation

10.2 Supercritical Fractionation Phase Design

10.3 Phase Equilibria of Natural Oils in SCFs

10.4 Case Studies of Fractionation of Natural Oils

10.5 Summary

References

Chapter 11. Phase Equilibrium Engineering Principles in Reactive Systems

11.1 Key Physicochemical Attributes of Supercritical Reactors

11.2 Solvent Selection: Phase Behavior of Reactive Mixture and Solvents

11.3 Phase Behavior of SCFs with Homologous Families of Organic Compounds

11.4 Case Study: Solvent Selection

11.5 Experimental Tools for Tracking Phase Behavior in Reactive Systems

11.6 Phase Condition Design: Boundaries of the Reactive System in Gibbs Diagrams

11.7 Phase Conditions Design: Boundaries of the Reactive System in PT Diagrams

References

Chapter 12. Phase Equilibrium Engineering in Conceptual Process Design

12.1 Introduction

12.2 Phase Equilibrium Engineering of the Transesterification Reaction

12.3 Supercritical Fluid Extraction and Dehydration of Alcohols from Water

12.4 Final Remarks

References

Index

Product details

  • Edition: 1
  • Latest edition
  • Volume: 3
  • Published: April 2, 2013
  • Language: English

About the authors

EB

Esteban Alberto Brignole

Esteban A. Brignole is Professor Emeritus at the Universidad Nacional Sur and Superior Researcher at CONICET PLAPIQUI, Bahai Blanca, Argentina. He is recognized as arguably the most prominent figure in Applied Thermodynamics in Latin America. His major research contributions are the pioneering work on molecular design of solvents and the novel integration of rigorous thermodynamic methods to process engineering, which have gained him international recognition. The leitmotif of his 50-year-long career has been the development of Chemical Engineering in Iberoamerican countries, where he has contributed to the establishment of successful programs of industry/academy collaboration and international cooperation. His idea of organizing EQUIFASE, while still in the early stages of his career, is an example of successful action to promote regional integration. The most prominent characteristic of his personality is his passion for progress and innovation, following Professor Brignole’s favourite quote from George Bernard Shaw: “The reasonable man adapts himself to the world; the unreasonable one persists in trying to adapt the world to himself. Therefore, all progress depends on the unreasonable man.”
Affiliations and expertise
Professor Emeritus, Universidad Nacional Sur and Superior Researcher, CONICET PLAPIQUI, Bahai Blanca, Argentina

SP

Selva Pereda

Selva Pereda is Principal Researcher at the Argentinean National Research Council (CONICET) and Associate Professor at National South University, Argentina. Her research field of interest is the thermodynamic modelling of complex systems and its application to process and product conceptual design for the development of biorefineries. Her contributions are focused on the systematic application of thermodynamic tools to develop pressure-intensified technologies. She is an Editorial board member of the Elsevier Journal of Supercritical Fluids.
Affiliations and expertise
Principal Researcher, Argentinean National Research Council (CONICET) and Associate Professor, National South University, Argentina

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