1 H2S and Its Effect on Devices and Environment

1．1 H2S Emission Sources

1．2 H2S Chemical Properties

1．3 Acid Gas Removal Methods

1．4 IGCC Environmental Performance

References

2 Status of Coal Gas H2S Removal

2．1 Clean Coal Technology

2．1．1 Pre-combustion Clean Technologies

2．1．2 Combustion Adjusting and Optimization

2．1．3 Flue Gas Emission Controls

2．2 H2S Removal for Integrated Gasification Combined Cycle

2．2．1 Introduction of Integrated Gasification Combined Cycle

2．2．2 Integrated Gasification Combined Cycle Desulfurization

2．3 Low-Temperature Coal Gas Desulfurizers

2．4 High-Temperature Coal Gas Desulfurizers

2．4．1 Unsupported Desulfurizers

2．4．2 Supported Desulfurizers

2．4．3 Kinetic Studies for High-Temperature Desulfurization．．

References

3 Rare-Earth Oxide Desulfurizers

3．1 Desulfurizer Synthesis and Desulfurization System

3．1．1 Synthesis and Characterization of Rare-Earth Oxide Desulfurizers

3．1．2 Fixed-bed Reactor Desulfurization System

3．1．3 Activity Evaluation of Rare-Earth Oxide Desulfurizers．．

3．2 Cerium-Based High-Temperature Desulfurizers

3．2．1 Textural Properties of Cerium-Based Desulfurizers

3．2．2 Crystalline Structures of Cerium-Based Desulfurizers．．．

3．2．3 Surface Elemental Analysis of Cerium-Based Desulfurizers

3．2．4 Activity of Cerium-Based Desulfurizers

3．3 Lanthanum-Based High-Temperature Desulfurizers

3．3．1 Textural Properties of Lanthanum-Based Desulfurizers

3．3．2 Crystalline Structure of Lanthanum-Based Desulfurizers

3．3．3 Surface Elemental Analysis of Lanthanum-Based Desulfurizers

3．3．4 Activity of Lanthanum-Based Desulfurizers

3．4 Sulfidation Mechanism of Rare-Earth Oxide Desulfurizers

3．5 Summary

References

4 Nano Elemental Metal Desulfurizers

4．1 Sorbent Synthesis and Activity Tests

4．1．1 Carbon Aerogel Synthesis

4．1．2 Synthesis of Nano Elemental Metal Desulfurizers

4．1．3 Activity Tests for Nano Elemental Metal Desulfurizers

4．2 Nano Fe High-Temperature Desulfurizers

4．2．1 Textural Properties of Nano Fe Desulfurizers

4．2．2 Crystalline Structures of Nano Fe Desulfurizers

4．2．3 Surface Elemental Analysis of Nano Fe Desulfurizers．．

4．2．4 Activity of Nano Fe Desulfurizers

4．3 Nano Cu High-Temperature Desulfurizers

4．3．1 Textural Properties of Nano Cu Desulfurizers

4．3．2 Crystalline Structures of Nano Cu Desulfurizers

4．3．3 Surface Elemental Analysis of Nano Cu Desulfurizers

4．3．4 Activity of Nano Cu Desulfurizers

4．4 Sulfidation Mechanism of Nano Elemental Metal Desulfurizers

4．5 Summary

References

5 Desulfurization Kinetics and Thermodynamics

5．1 Desulfurizer TPR Kinetics

5．1．1 H2-TPR Experiments

5．1．2 Kinetic Equations of Desulfurizer Reduction

5．1．3 H2-TPR Profile and Kinetic Parameter Analysis

5．2 Desulfurizer Deactivation Kinetics

5．3 Desulphurization Thermodynamics

5．3．1 Thermodynamic Equations of Desulfurization

5．3．2 Thermodynamic Properties of Desulfurizers

5．4 Influence of Gas Composition on Desulfurization Performance

5．4．1 Effect of CO on Rare Earth Oxide Desulfurization Performance

5．4．2 Effect of H2 on Rare Earth Oxide Desulfurization Performance

5．4．3 Effect of CO and H2 on Nano Metal Desulfurization Performance

5．4．4 Effect of CO and H2 on Sulfidation Products

5．5 Summary

References

Index