Gas Production
Abstract
The article contains sections titled:
1. |
Introduction |
1.1. |
Types of Gases; General Overview of Production Methods and Characteristics |
1.1.1. |
Water Gas and Producer Gas |
1.1.2. |
Synthesis Gas and Reduction Gas |
1.1.3. |
Town Gas and Medium-Btu Gas |
1.1.4. |
Biogas and Landfill Gas |
1.1.5. |
Rich Gas and Substitute Natural Gas (SNG) |
1.2. |
Raw Materials for Gasification |
1.3. |
Physicochemical Basis for Gas Production |
1.4. |
Characteristics of the Basic Processes |
1.5. |
Product Gas Treatment |
1.5.1. |
Purification Processes |
1.5.2. |
Conditioning |
1.5.3. |
Byproducts |
2. |
Steam Reforming of Natural Gas and Other Hydrocarbons |
2.1. |
Feedstocks |
2.2. |
Natural Gas and Other Gaseous Hydrocarbons |
2.2.1. |
Principles |
2.2.2. |
Catalysts, Catalyst Poisons, Desulfurization |
2.2.3. |
Tubular Reformers |
2.2.4. |
Production of Fuel Gas and Synthesis Gas |
2.2.5. |
Special Reforming Processes |
2.3. |
Tubular Steam Reforming of Liquid Hydrocarbons |
2.3.1. |
Commercial Processes |
2.3.2. |
Fuel Gas and Synthesis Gas from Liquid Hydrocarbons |
2.3.3. |
Special Processes |
2.4. |
Prereforming |
2.4.1. |
Principles |
2.4.2. |
Catalysts |
2.4.3. |
Prereforming of Natural Gas |
2.4.4. |
Prereforming of Naphtha; Rich Gas Process |
2.5. |
Autothermal Catalytic Reforming |
3. |
Noncatalytic Partial Oxidation and Special Gasification Processes for Higher-Boiling Hydrocarbons |
3.1. |
Raw Materials |
3.2. |
Partial Oxidation of Hydrocarbons |
3.2.1. |
Principle |
3.2.2. |
Types of Processes |
3.2.3. |
Influencing Raw Gas Composition |
3.2.4. |
Submerged Flame Process |
3.3. |
Hydrogenating Gasification |
4. |
Gas Production from Coal, Wood, and Other Solid Feedstocks |
4.1. |
Fundamentals |
4.1.1. |
Thermodynamics of Chemical Reactions |
4.1.2. |
Kinetics |
4.2. |
Classification and General Characteristics of Gasification Processes |
4.2.1. |
Criteria for Classification |
4.2.2. |
Criteria for Process Assessment |
4.2.3. |
Mathematical Modeling of Gasification Reactors |
4.3. |
Characterization of Solid Feedstocks for Gasification |
4.4. |
Moving- or Fixed-Bed Processes |
4.5. |
Fluidized-Bed Processes |
4.6. |
Entrained-Flow Processes |
4.7. |
Molten-Bath Processes |
4.8. |
Underground Coal Gasification |
4.9. |
Environmental Aspects of Gasification |
5. |
Gas Treating |
5.1. |
Carbon Monoxide Shift Conversion |
5.1.1. |
Fundamentals |
5.1.2. |
Catalysts |
5.1.3. |
Clean Gas Shift Conversion |
5.1.4. |
Raw Gas Conversion |
5.1.5. |
General Comments on Reactor Arrangements |
5.1.6. |
Noncatalytic Quench Conversion |
5.2. |
Carbonyl Sulfide Conversion |
5.3. |
Methanation and Methane Synthesis |
5.3.1. |
Definitions and Applications |
5.3.2. |
Principles of Methanation |
5.3.3. |
Methanation as a Step in Hydrogen Purification |
5.3.4. |
Methanation of Rich Gas |
5.3.5. |
Methane Synthesis from Gases with High Carbon Monoxide Content |
5.4. |
Absorption Processes |
5.4.1. |
General |
5.4.2. |
Processes for Carbon Dioxide and Sulfur Compound Absorption |
5.4.2.1. |
Physical Absorption Processes |
5.4.2.2. |
Chemical Absorption Processes |
5.4.2.3. |
Physical - Chemical Absorption Processes |
5.4.3. |
Liquid-Phase Oxidation Processes |
5.4.4. |
Removal of Gas Impurities of Low Concentration |
5.5. |
Adsorption Processes |
5.5.1. |
Fundamentals |
5.5.2. |
The “Classic” Method |
5.5.3. |
Pressure-Swing Adsorption |
5.5.4. |
Adsorption on Activated Carbon |
5.6. |
Cryogenic Processes |
5.6.1. |
Partial Condensation |
5.6.2. |
Liquid Methane Wash Process |
5.6.3. |
Liquid Nitrogen Wash Process |
5.7. |
Gas Separation by Membranes |
5.8. |
Addition of Inerts or Other Substances |
6. |
Handling of Byproducts |
6.1. |
Aqueous Condensates |
6.1.1. |
Mechanical Treatment |
6.1.2. |
Extraction and Adsorption of Organic Substances |
6.1.3. |
Removal and Recovery of Ammonia and Sulfur |
6.1.4. |
Biological and Final Treatment |
6.1.5. |
Removal of Heavy Metals |
6.1.6. |
Example of an Industrial Application |
6.2. |
Hydrocarbon Condensates |
6.2.1. |
Distillation |
6.2.2. |
Hydrorefining |
6.3. |
Gaseous Byproducts |
7. |
Typical Examples of Complex Gas Production Plants |
7.1. |
Methanol Production from Natural Gas |
7.1.1. |
Methanol Production Based on Catalytic Autothermal Reforming |
7.1.2. |
Comparison of Conventional Steam Reforming and Combined Reforming Processes for Methanol Production |
7.2. |
Hydrogen Production Based on Heavy Residues |
7.3. |
Combined Cycle Power System Based on Coal |
7.3.1. |
Introduction |
7.3.2. |
Fundamentals |
7.3.3. |
Installations and Design Studies |
8. |
Analysis and Quality Control |
8.1. |
Quality Specifications |
8.1.1. |
Combustion Characteristics |
8.1.2. |
Minor Constituents |
8.2. |
Test Methods |
8.2.1. |
Determination of Combustion Characteristics |
8.2.1.1. |
Calorimetry |
8.2.1.2. |
Density |
8.2.1.3. |
Wobbe Index |
8.2.2. |
Analytical Methods |
8.2.2.1. |
General Methods for Determination of Several Components |
8.2.2.2. |
Specific Methods for Determination of Individual Components |
8.2.2.3. |
Methods for Determination of Minor Components |
8.2.2.4. |
Determination of Trace Constituents |
9. |
Acknowledgement |