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Catalyst Deactivation in Hot-Gas-Recycle Methanation Reactors:
Aduathematical Model - 1975
R. R. Schehl
W. P. Haynes
A. J. Forney
Pittsburgh Energy Research Center
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Table of Contents
| Abstract |
1 |
| Introduction |
1 |
| Methanation Reaction Model |
2 |
| Poisoning Reaction Model |
6 |
| Application |
7 |
| Summary |
13 |
| References |
18 |
| Appendix |
21 |
| |
|
| ILLUSTRATIONS |
|
| 1 |
Mass and Heat transfer correlations for flow inside
pipes |
5 |
| 2 |
Activity profiles for a fixed bed reactor |
8 |
| 3 |
Hot-gas-recycle methanation reactor |
9 |
| 4 |
Heat liberation profiles for different times on
stream |
11 |
| 5 |
Time dependence of the mean position of the reaction
zone |
12 |
| 6 |
Gas temperature profiles for different times on
stream, model (_____), expimental () |
14 |
| 7 |
CO concentration profiles for different times on
stream, model, (____), experimental () |
15 |
| 8 |
CO concentration in the product stream as a function
of time on stream |
16 |
| 9 |
Comparison of catalyst activity (_____) and gas
(_____) and catalyst (______) Temperature profiles |
17 |
| 