| Disclaimer |
i |
| Abstract |
ii |
| I |
Introduction |
1 |
| |
I A |
Program Background and Description |
1 |
| I B |
Objectives |
1 |
| I C |
Approach |
2 |
| I D |
Critical Technical Issues |
2 |
| I E |
Twenty-Third Quarter Progress |
3 |
| II |
Task 2 - Submodel Development
and Evaluation |
8 |
| |
II A |
Subtask 2 a - Coal to Char Chemistry Submodel |
9 |
| II B |
Subtask 2 b - Fundamental High-Pressure Reaction Rate Data |
30 |
| II C |
Subtask 2 c - Secondary Reaction of Pyrolysis Products and
Burnout Submodels |
35 |
| II D |
Subtask 2 d - Ash Physics and Chemistry Submodel |
36 |
| II E |
Subtask 2 e - Large Particle Submodels |
37 |
| II F |
Subtask 2 f - Large Char Particles Oxidation at High Pressures |
44 |
| II G |
Subtask 2 g - Sox-Nox Submodel Development |
48 |
| III |
Task 3 - Comprehensive Model
Development and Evaluation |
50 |
| |
III A |
Subtask 3 a - Integration of Advanced Submodels into
Entrained-Flow Code, with Evaluation and Documentation |
51 |
| III B |
Subtask 3 b - Comprehensive Fixed-Bed Modeling Review,
Development Evaluation and Implementation |
59 |
| III C |
Subtask 3 c - Generalized Fuels Feedstock Submodel |
68 |
| IV |
Task 4 - Application of
integrated codes |
69 |
| |
IV A |
Subtask 4 a - Application of Generalized Pulverized Coal
Comprehensive Code |
76 |
| IV B |
Subtask 4 b - Application of Fixed-Bed Code |
76 |
| V |
References |
77 |
| |
| Appendix A - The Influence of Char
Structure on Low Temperature Combustion Reactivity |
|
| Appendix B - Sulfur and Nitrogen
Evolution in the Argonne Coals |
|
| Appendix C - Modeling Sorbent Injection
and Sulfur Capture in Pulverized Coal Combustion |
|
