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Technology Development for Iron and Cobalt Fischer-Tropsch Catalysts
Quarterly Report April 1, 1999 to June 30, 1999 - 1999

Davis, B.H.

University of Kentucky
University of California, Berkeley

Table of Contents

University of Kentucky Report
Section 1
510kb		 Disclaimer 1
Abstract 2
Table of Contents 3
Executive Summary 4
Task 1. Iron Catalyst Preparation 7
Task 2. Catalyst Testing 7
Section 2
1749kb		 Task 3. Catalyst Characterization 28
Task 4. Wax/Catalyst Separation 28
Task 5. Oxygenates 45
Task 6. Literature Review of Prior Fischer-Tropsch Synthesis with Co Catalysts 45
Task 7. Co Catalyst Preparation 45
Task 8. Co Catalyst Testing for Activity and Kinetic Rate Correlations 45
Task 9. Co Catalyst Life Testing 46
Task 10. Co Catalyst Mechanism Study 47
Task 11. University of California-Berkeley Subcontract 47
Task 12. Reporting and Management 85

 

University of California, Berkley Report
In the pdf format this document has 38 pages and is 433kb

I

 Fischer-Tropsch Synthesis on Iron Catalysts
 

1

 Background
 

1.1

 Structure and Function of Active Phases in Fischer-Tropsch Synthesis

1.2

 Effects of Zn, K and Cu

2

 Synthesis Procedures for Fe-Zn-K-Cu Oxides

3

 Catalyst Characterization
 

3.1

 Protocols for the Characterization of Fe-based FTS Catalysts

3.2

 In-Situ X-ray Absorption (XAS) Studies on Fe Catalysts

3.3

 In-Situ Fe K-edge XAS Measurement for Fe-Zn-K-Cu Oxide in H2
 

3.3.1

 Fe K-Edge XANES

3.3.2

 Fe K-Edge XANES Differential Spectra

3.3.3

 Fe K-Edge EXAFS

3.4

 In-Situ Fe K-Edge XAS Measurement for Fe-Zn-K-Cu Oxide in CO
 

3.4.1

 Fe K-Edge XANES

3.4.2

 Fe K-Edge XANES Differential Spectra

3.4.3

 Fe K-Edge EXAFS

3.5

 In-Situ Fe K-edge XAS Measurement for Fe-Zn-K-Cu Oxide in Synthesis Gas
 

3.5.1

 Fe K-Edge XANES

3.5.2

 Fe K-Edge XANES Differential Spectra

3.5.3

 Fe K-Edge EXAFS

3.6

 Potassium Fe K-Edge XANES of Fe-Zn-K-Cu Oxides and Carbides

4

 Fischer-Tropsch Synthesis on Fe-Based Catalysts in Fixed-Bed Reactors
 

4.1

 Investigation of Potassium Effects on FTS Reactions

 

4.1.1

 Effects of Potassium on the Secondary Hydrogenation of a-Olefins

4.1.2

 Effects of Potassium on the Secondary Isomerization of a-Olefins

4.2

 Investigation of Copper Effects on FTS Reactions
 

4.2.1

 Effects of Copper on the FTS and the WGS Activities

4.2.2

 Effects of Copper on Hydrocarbon Selectivity and a-Olefins to n-Paraffin Ratio

4.3

 Synergistic Effects of Copper and Potassium on FTS Reactions

II

 Fischer-Tropsch Synthesis on Cobalt Catalysts
 

1

 Background

2

 Experimental

3

 FTS on Cobalt-Based Catalysts
 

3.1

 D2-H2 Exchange and D2O Tracer

3.2

 Proposed Mechanism

3.3

 Kinetic Study

III

 Reference