Chemical Looping Processes : Fundamentals, Current Status, and Future Perspectives.

Format:

Book

Author/Creator:

Mahinpey, Nader.

Language:

English

Subjects (All):

Chemical processes.

Carbon dioxide mitigation.

Physical Description:

1 online resource (0 pages)

Edition:

1st ed.

Place of Publication:

Chantilly : Elsevier, 2025.

Summary:

Chemical Looping Processes: Fundamentals, Current Status, and Future Perspectives is a comprehensive reference for researchers involved in chemical looping processes.The book provides a systematic grasp of the fundamental principles underlying chemical looping and its various applications in conversion and emissions control.

Contents:

Front Cover

Chemical Looping Processes: Fundamentals, Current Status, and Future Perspectives

Copyright Page

Contents

List of contributors

I. Chemical looping for CO2 capture

1 Chemical looping combustion for gaseous fuels: principles, oxygen carriers, and reactor design

1.1 Introduction

1.1.1 Overview of chemical looping combustion principles

1.1.2 Advantages of chemical looping combustion over conventional combustion methods

1.2 Fundamental of chemical looping combustion

1.2.1 Principles of chemical looping combustion

1.2.1.1 Basic concept

1.2.2 Advantages of chemical looping combustion

1.2.3 Operational mechanism

1.2.3.1 Reactor design

1.2.3.2 Looping cycle

1.2.4 Reaction mechanism

1.2.4.1 Oxidation of the oxygen carrier

1.2.4.2 Reduction of the oxygen carrier with fuel

1.2.4.3 Cyclic process

1.2.5 Challenges

1.2.6 Research and development

1.3 Oxygen carriers for chemical looping combustion with gaseous fuels

1.3.1 Selection criteria for oxygen carriers

1.3.2 Types of oxygen carriers used in chemical looping combustion

1.3.3 Thermodynamics of gas-solid reactions

1.3.4 Kinetics of gas-solid reactions

1.3.5 Performance considerations and challenges

1.4 Operational challenges and solutions

1.4.1 Carbon deposition and mitigation strategies

1.4.2 Chemical looping combustion process design

1.4.3 Reactor design considerations

1.5 Current research and development

1.5.1 Advances in oxygen carrier materials

1.5.2 Process optimization for specific gaseous fuels

1.5.3 Recent developments in chemical looping combustion technology

1.6 Future research in chemical looping combustion

1.7 Conclusion

Acknowledgments

Abbreviations

References

2 Development and applications of chemical looping combustion withliquid fuels

2.1 Introduction.

2.2 Liquid fuels used for chemical looping combustion

2.2.1 Fossil liquid fuels

2.2.2 Liquid biofuels

2.3 Process considerations for chemical looping combustion of liquid fuels

2.3.1 Vaporization before injection

2.3.2 Pyrolysis before injection

2.3.3 Direct liquid fuel injection into the reactor

2.4 Oxygen carriers for chemical looping combustion of liquid fuels

2.4.1 Nickel-based oxygen carriers

2.4.2 Iron-based oxygen carriers

2.4.3 Manganese -based oxygen carriers

2.4.4 Copper-based oxygen carriers

2.5 Current and future trends

3 Chemical looping combustion for solid fuels: in situ gasification chemical looping combustion and chemical looping with oxygen uncoupling

3.1 Principles of chemical looping combustion of solid fuels

3.2 Oxygen carriers for solid fuels

3.3 Role of fuel ash

3.4 The effect of volatiles

3.5 Solids separation: carbon stripper and magnetic oxygen carriers

3.6 Conclusions and future research perspectives

3.7 Sources of further Information and advice

List of abbreviations

4 Pressurized chemical looping combustion

4.1 Introduction

4.2 Kinetic analysis of pressurized chemical looping combustion

4.2.1 Oxygen carrier reactivity studies

4.2.1.1 The impact of total pressure with a constant fuel partial pressure

4.2.1.2 The impact of total pressure with a constant fuel molar fraction

4.2.1.3 The impact of total pressure at a fixed total pressure

4.2.2 Kinetic models

4.3 Reactor configurations for pressurized chemical looping combustion

4.3.1 Fluidized bed reactors

4.3.1.1 Dual-circulating fluidized bed reactor

4.3.1.2 Internally circulating fluidized bed reactor

4.3.1.3 Single fluidized bed reactor

4.3.2 Fixed bed reactor

4.3.3 Moving bed reactor

4.3.4 Rotary bed reactor.

4.4 Techno-economic analysis of the chemical looping combustion process

4.5 Challenges and outlook

4.6 Conclusion

4.7 Abbreviation

5 Oxygen carrier aided combustion

5.1 Introduction

5.2 The principles of oxygen carrier aided combustion

5.2.1 Fluidized bed combustion

5.3 Oxygen carrier aided combustion

5.3.1 Oxygen carriers for oxygen carrier aided combustion

5.4 Operation and logistics

5.4.1 Large-scale operation

5.4.1.1 Key takeaways for large-scale operation with ilmenite

5.4.1.2 Alternate oxygen carriers

5.4.2 Large-scale logistics

5.4.3 Oxygen carrier consumption and lifetime

5.4.4 Cost and yield for large-scale preparation of oxygen carriers

5.4.5 Waste disposal and oxygen carrier value chain

5.4.6 Logistics of oxygen carriers

5.5 Chemical transformation of inorganic species

5.5.1 Ash layer formation and interaction with iron-based oxygen carriers

5.5.1.1 Interactions with calcium

5.5.1.2 Interactions with potassium

5.5.1.3 Interactions with phosphorous

5.5.1.4 Interactions with sulfur

5.5.1.5 Interactions with other inorganic species

5.6 Summary and outlook

II. Chemical looping for hydrogen production

6 Chemical looping partial oxidation: chemical looping reforming

6.1 Introduction

6.2 Chemical looping reforming for H2 production

6.2.1 Steam reforming using chemical looping combustion(s)

6.2.2 Autothermal chemical looping reforming(a)

6.2.3 Chemical looping reforming of methane

6.2.4 Chemical looping partial oxidation for H2 production

6.3 Role of oxygen carrier in chemical looping reforming

6.3.1 Ni-based oxygen carriers

6.3.2 Fe-based oxygen carriers

6.3.3 Other metal oxides as oxygen carriers

6.3.4 Complex oxygen carriers.

6.4 Kinetic studies in chemical looping reforming for H2 production

6.4.1 Experimental data collection

6.4.2 Model fitting

6.5 Thermodynamic analysis in chemical looping reforming

6.6 Chemical looping reforming reactor design and operation

6.6.1 Packed bed reactor

6.6.2 Fluidized bed reactor

6.6.3 Moving bed reactor

6.7 Reactor integration and heat management

6.8 Applications and case studies

6.8.1 Industrial applications of chemical looping partial oxidation and chemical looping reforming in H2 production

6.8.2 Case studies showcasing successful implementation

6.8.2.1 300 Wth CLR unit at Chalmers University of Technology

6.8.2.2 140kWth dual circulating fluidized bed CLR unit at Vienna University of Technology

6.8.2.3 Other case studies

6.9 Technological advancements and prospects

7 Chemical looping partial oxidation: chemical looping gasification

7.1 Introduction

7.2 Concept of chemical looping gasification

7.3 Oxygen carrier selection for chemical looping gasification

7.4 Fuel conversion in chemical looping gasification

7.5 Conclusions

8 Chemical looping for hydrogen sulfide utilization for hydrogen and sulfur recovery

8.1 Introduction

8.2 Overview of hydrogen and sulfur recovery

8.3 Hydrogen sulfide: properties, sources, and industrial challenges

8.3.1 Sources of hydrogen sulfide

8.3.1.1 Natural sources of hydrogen sulfide

8.3.1.2 Anthropogenic sources of hydrogen sulfide

8.3.2 Effects of hydrogen sulfide emissions and regulatory challenges

8.3.2.1 Environmental impacts

8.3.2.2 Health impacts

8.3.2.3 Regulatory challenges

8.3.3 Industrial challenges in handling hydrogen sulfide

8.3.3.1 Safety challenges

8.3.3.2 Storage challenges

8.4 Classification of chemical looping processes.

8.4.1 Carbon dioxide capture

8.5 Chemical looping for hydrogen sulfide

8.5.1 Principles of chemical looping

8.5.1.1 Core concept of chemical looping

8.5.1.2 Sulfur and oxygen carrier materials

8.5.2 Advantages of chemical looping for hydrogen sulfide utilization

8.5.3 Challenges and future directions

8.6 Thermodynamic analysis of hydrogen sulfide chemical looping

8.6.1 Thermodynamics of hydrogen sulfide decomposition

8.6.1.1 Reaction enthalpies

8.6.1.2 Gibbs free energy and reaction spontaneity

8.6.1.3 Equilibrium considerations

8.6.2 Coupling with other processes

8.6.3 Challenges and optimization

8.7 Reactor designs and process configurations for hydrogen sulfide chemical looping

8.7.1 Fixed-bed reactors

8.7.2 Fluidized-bed reactors

8.8 Oxygen carrier materials in hydrogen sulfide chemical looping

8.8.1 Material selection criteria

8.8.1.1 Redox potential

8.8.1.2 Stability

8.8.1.3 Reactivity with hydrogen sulfide

8.8.1.4 Other considerations

8.8.2 Common oxygen carriers

8.8.2.1 Iron oxide

8.8.2.2 Copper oxide

8.8.2.3 Manganese oxide

8.9 Environmental and economic analysis

8.10 Conclusions

Declaration of AI-assisted technologies in the writing process

III. Chemical looping for value-added chemicals production

9 Chemical looping with H2O/CO2 splitting

9.1 Introduction

9.2 Process descriptions

9.2.1 Chemical looping fuel conversion with H2O splitting

9.2.2 Chemical looping fuel conversion with CO2 splitting

9.3 Oxygen carriers development

9.4 Overview and perspectives

10 Chemical looping oxidative coupling of methane

10.1 Introduction

10.2 Reaction mechanism of chemical looping oxidative coupling of methane

10.2.1 Activation of CH4.

10.2.2 Desorption of CH3*.

Notes:

Description based on publisher supplied metadata and other sources.

Part of the metadata in this record was created by AI, based on the text of the resource.

ISBN:

0-443-26660-3

9780443266607

OCLC:

1561174389