R. I. 4940
Gasification of Lignite in a Commercial-Scale Pilot Plant - 1953
A. C. Burr1/
J. C. Holtz2/
A. W. Koth3/
W. H. Oppelt4/
| Page | |||
| Section
1 1269kb |
Summary | 1 | |
| Introduction | |||
| Acknowledgments | 2 | ||
| Objectives of tests | 2 | ||
| General | 2 | ||
| Specific | 2 | ||
| Description of commercial-scale pilot plant | 3 | ||
| General | 3 | ||
| Flow diagram and description of operations | 3 | ||
| The retort unit | 3 | ||
| Fuel-handling equipment | 4 | ||
| Fuel-charging mechanism | 5 | ||
| Char discharge and blow-over dust receiver | 5 | ||
| Recuperator | 5 | ||
| Instrumentation and methods of obtaining data | 6 | ||
| Section
2 475kb |
Method of test | 7 | |
| Accuracy of results | 7 | ||
| Results of tests | 8 | ||
| General | 8 | ||
| Lignite tested | 9 | ||
| Operating results | 10 | ||
| Analyses of product gas | 11 | ||
| Analyses of char | 11 | ||
| Discussion of results | 12 | ||
| Operating results | 12 | ||
| Hydrogen-carbon monoxide ratio | 13 | ||
| Hydrogen | 14 | ||
| Heat and material balances | 14 | ||
| Rates and heat transfer | 17 | ||
| Behavior of retort tubes | 17 | ||
| General | 17 | ||
| Spray-coated retort tube | 17 | ||
| Section
3 1171kb |
Alloy-clad retort tube | 17 | |
| Cast-alloy retort tube | 19 | ||
| Flame guard | 19 | ||
| Inner retort tube | 20 | ||
| Flow of lignite in simulated annulus | 20 | ||
| Conclusions | 20 | ||
| Literature cited | 22 | ||
| Appendix | 22 | ||
1/ Chief, Fuels Technology Division, Region V, Bureau of Mines, Grand Forks, N. Dak.
2/ Chief, Chemistry and Physics Section, Lignite Branch, Bureau of Mines, Grand Forks, N. Dak.
3/ Head, Dept. of Mining Engineering and Professor of Metallurgy, University of North Dakota, and consultant chemical engineer.
4/ Chief, Utilization Section, Lignite Branch, Bureau of Mines, Grand Forks, N. Dak.