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Baseline Design/Economics for Advanced Fischer-Tropsch Technology.
Quarterly Report for April to June 1992

Bechtel Corp.

In this pdf format, this document has 95 pages and is 3.51MB.

Table of Contents

1

Introduction

1-1

2

Summary

2-1

3

Carbon Dioxide Removal Tradeoff Study 3-1
 

3.1

Introduction 3-1

3.2

Chemical Solvents 3-2
 

3.2.1

High Concentration MEA 3-2

3.2.2

Inhibited Amines 3-3

3.2.3

Benfield Hot Potassium Carbonate Process 3-4

3.3

Physical Solvents 3-4
 

3.3.1

Selexol 3-4

3.3.2

Rectisol 3-5

3.4

Cryogenic - Ryan Holms Process 3-5

3.5

Other Processes 3-6
 

3.5.1

Membrane 3-6

3.5.2

Membrane Plus PSA/Inhibited Amine 3-6

3.5.3

PSA 3-7

3.5.4

Exxon Controlled Freeze Zone Process 3-7

3.6

Discussion and Conclusion 3-7

4

Preliminary Design for Coal Receiving and Preparation 4-1
 

4.1

Coal Receiving and Storage (Plant 101) 4-1
 

4.1.1

Design Basis 4-1

4.1.2

Process Description 4-1

4.1.3

Major Equipment List & Utility Summary 4-2

4.2

Coal Drying and Grinding (Plant 102) 4-3
 

4.2.1

Design Basis 4-3

4.2.2

Process Description 4-3

4.2.3

Equipment List and Utility Summary 4-4

5

Preliminary Design for Syngas Production 5-1
 

5.1

Shell Gasification - Illinois #6 Coal (Plant 103) 5-1
 

5.1.1

Design Basis 5-2

5.1.2

Process Description 5-2

5.1.3

Material Balance 5-4

5.2

Syngas Wet Scrubbing (Plant 109) 5-4
 

5.2.1

Design Basis and Considerations 5-4

5.2.2

Process Description 5-5

5.2.3

Material Balance 5-5

5.3

Syngas Treating and Cooling (Plant 104) 5-5
 

5.3.1

Design Basis and Considerations 5-6

5.3.2

Technology/Vendor Selection 5-7

5.3.3

Process Description 5-7

5.3.4

Material Balance 5-8

5.4

Acid Gas Removal (Plant 106) 5-8
 

5.4.1

Design Basis 5-8

5.4.2

Process Description 5-8

5.4.3

Material Balance 5-9

5.5

Sulfur Polishing (Plant 108) 5-9
 

5.5.1

Design Basis 5-9

5.5.2

Process Description 5-10

5.5.3

Material Balance 5-10

6

Task 3 - Engineering Design Criteria 6-1
 

6.1

Steam Injection versus External Water Gas Shift 6-1
 

6.1.1

Scoping Studies 6-2

6.1.2

Recommendation for Basis of Design 6-4

6.2

Alternate Refining Upgrade Process (ZSM-5) 6-5
 

6.2.1

Alternative Case Design Basis 6-5

6.2.2

Prediction of ZSM-5 Conversion and Yield 6-5

6.2.3

Recommendations 6-7

6.2.4

Elemental Balance 6-7

7

Project Management 7-1
 

7.1

Task 7 - Project Management and Administration 7-1

7.2

Key Personnel Staffing Report 7-1