R.I. 5956
Operating
a Pressure-Gasification Pilot Plant Using Pulverized Coal and Oxygen
Effect of Heat Loss on Economy
| Section
1 1050kb pdf |
Summary | |
| Introduction | ||
| Acknowledgments | ||
| Description of pilot plant and the coal gasification process |
||
| Coals gasified | ||
| Sampling of gases and residues produced during gasification | ||
| Experimental plan | ||
| Method of calculating results | ||
| Section
2 1208 kb pdf |
Accuracy of results | |
| Flow measurement of reactants and product gas | ||
| Calculations and graphs | ||
| Results--discussion and analysis | ||
| Effect of changes in operating conditions on essential variables in the process | ||
| Oxygen and coal requirement | ||
| Evaluation of fraction of heat loss equivalent to decrease in CO + H2 in product gas | ||
| Optimum capacity of the gasifier | ||
| Estimation of oxygen and coal requirements at lower levels of heat loss | ||
| Determination of temperature of gas from the gasifier | ||
| Appendix 837kb pdf |
Appendix A. -- Method of calculating results | |
| Appendix B. -- Determination of fraction of heat loss equivalent to CO + H2 | ||
| Appendix C. -- Derivation of slopes of curves showing change in coal and oxygen requirements with change in heat loss | ||
| Appendix D. -- Mathematical derivation of values for optimum capacity of the gasifier | ||
| Appendix E. -- Calculation of exit-gas temperatures | ||