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Investigation of Sulfur-Tolerant Catalysts for Selective Synthesis of Hydrocarbon Liquids from Coal-Derived Gases
Annual Technical Progress Report For Period September 19, 1981 to-September 18, 1982

Bartholomew, Calvin H.

Brigham Young University

In this pdf format, this document has 52 pages and is 1.7MB

Table of Contents

Foreward iii
List of Tables v
List of Figures v
Abstract vii
  I Objectives and Scope 1
 

A

 Background 1
B Objectives 1
C Technical Approach 2
II

Summary of Progress

 8
III

Detailed Description of Technical Progress

 10
 

A

 Task 1: Catalyst Preparation and Characterization 10

B

 Task 2: Activity/Selectivity Properties 27

C

 Task 3: In Situ H2S Poisoning Measurements 35

D

 Miscellaneous Accomplishments 35
IV

Conclusions

 40
V

References

 41

Appendix

 42
 
LIST OF TABLES  
1 Catalyst Preparation Plans (Task 1) 3
2 Experimental Plan 5
3 H2, CO, CO2 and O2 uptakes on Iron and Cobalt Catalysts 11
4 CO Turnover Number for Supported Iron and Cobalt Catalysts 29
5 Product Selectivities for Iron and Cobalt Catalyst 30
6 Product Distributions for CoB/SiO2 (CoB-S-101) 31
     

LIST OF FIGURES

  
1 Schedule of Proposed Research Activities and Progress 9
2 Moessbaure Spectrum of Fresh Fe-S-102  13
3 Moessbauer Spectrum of Reduced Fe-S-102 14
4 Moessbauer Spectrum of Fresh Fe-S-103 15
5 Moessbauer Spectrum of Reduced Fe-S-103 16
6 Moessbauer Spectrum of Fresh Fe-K-S-100 17
7 Moessbauer Spectrum of Reduced Fe-K-S-100 18
8 Moessbauer Spectrum of Fresh 500ºC Calcined Fe/SiO2 (carbonyl derived – C6) Catalyst  19
9 Moessbauer Spectrum of Reduced 500ºC Calcined Fe/SiO2 (C6) Catalyst 20
10 Moessbauer Spectrum of Fresh 200ºC Calcined Fe/SiO2 (C-7) Catalyst  21
11 Moessbauer Spectrum of Reduced 200ºC Calcined Fe/SiO2 (C7) Catalyst 22
12 Moessbauer Spectrum of Fe B-101 Reduced 36 hrs 23
13 Moessbauer Spectrum of Fe B-S-105 Reduced 36 hrs 24
14 Moessbauer Spectrum of Reduced Unwashed Fe B-103 25
15 Moessbauer Spectrum of Reduced Washed Fe B-103 26
16 Average Elution Temperature (K) 28
17 Product Distribution for CoB-S-101 at 1 atm, H2/CO=2/1 33
18 Turnover Number vs. Time for CoB-S-101 (15% CoB/SiO2) 34
19 Normalized Activity versus Sulfur Coverage (atoms of adsorbed S/Fe surface atom) for 15% Fe/SiO2 (as 1 atm, H2/CO=2)  36
20 Normalized Activity Versus Sulfur Coverage (atoms of S adsorbed/metal surface atom) during in situ poisoning by 4-6 ppm H2S (500 K, 1 atm, H2/CO=2)  37