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Economics of the Texaco Gasification Process for Fuel-Gas Production.
Final Report - July 1982.

Ramanathan, V. A.
Rao, D.
Siddoway, S.
Simon, J. A.
Smeiser,  C. S. C.

Flour Engineers and Constructors, Inc.

 Part 1, Page I 2.52, 5.00 MB
Part 2, 2-53 6-40, 5.08 MB
Part 3, 6.41 E-2, 3.30 MB

Table of Contents

Part 1, Page I 2.52, 5.00 MB

1

Introduction

1-1

Purpose of the Study

1-1

Description of the Base Cases

1-3

 

Base Case EXT-SS (High Pressure Saturated Steam Generation)

1-3

Base Case EXT-SH (High-Pressure Superheated Steam Generation)

1-3

Subsidy Cases

1-4

Technical Criteria

1-4

2

Plant Descriptions of base case

2-1

General Base Cases

2-1

Coal Handling and Grinding/Pulverization, and Slurry Preparation

2-9

 

Equipment Notes

2-10

Oxidant Feed

2-13

 

Equipment Notes

2-13

Gasification

2-17

 

Energy Recovery

2-17

 

EXT-SS

2-17

 

EXT-SH

2-18

Particulate Removal

2-18

Ash Handling and Carbon Recovery

2-19

Equipment Notes

2-19

Gas Cooling

2-25

 

EXT-SS

2-25

EXT-SH

2.25

Equipment Notes

2-26

Acid Gas Removal

2-31

 

Refrigeration System

2-32

Equipment Notes

2-32

Sulfur Plant

2-35

 

Equipment Notes

2-36

Tail Gas Treating

2-39

 

Equipment Notes

2-41

Steam, Boiler Feedwater and Condensate

2-45

 

EXT-SS

2-45

EXT-SH

2-47

Part 2, 2-53 6-40, 5.08 MB

 

Cooling Water Systems

2-53

Power Generation

2-53

 

EXT-SS

2-54

EXT-SH

2-55

Equipment Notes

2-55

General Facilities

2-61

 

Plant and Instrument Air

2-61

Potable and Utility Water

2-61

Fuel System

2-61

Nitrogen System

2-62

Effluent Water Treating

2-62

Flare System

2-63

Fire Water System

2-63

Buildings

2-64

3.

Process Discussion

3-1

Overall System Performance

3-1

Gasifier Material Balance

3-3

High Temperature Gas Cooling/Steam Generation

3-3

Power Consumption Summary

3-5

Process Energy Balances

3-7

4

Capital and Operating Cost Estimates

4-1

Plant Facilities Investment

4-1

General Facilities

4-6

Total Capital Requirement

4-6

Operating and Maintenance (O&M) Costs

4-9

5

Financial Analysis

5-1

Cost of Fuel Gas

5-1

Economic Sensitivity Analysis

5-10

6

Design Sensitivity Studies

6-1

General

6-1

Gas Recycle Design Option

6-2

Sulfur Removal Design Options

6-6

 

COS Hydrolysis

6-6

Acid Gas Removal

6-6

Zinc Oxide Treatment

6-7

Gasifier Capacity Design Option

6-8

Steam Cycle Design Options

6-10

 

Steam Pressure

6-11

Steam Superheat Reheat Temperature

6-12

Part 3, 6.41 E-2, 3.30 MB

Appendices

A

Area and Unit Numbering

A-1

B

Financial Analysis of the Texaco-Based Fuel Gas Plant Design EXT-SS, both investor owned utility and non-regulated company ownership

B-1

C

Financial Analysis of the Texaco-Based Fuel Gas Plant design EXT-SH, both investor owned utility and non-regulated company ownership

C-1

D

Fired Heather and Power Generation

D-1

General

D-1

Technical Criteria

D-1

 

Process Interface

D-1

Gas Expansion

D-2

Steam Cycle

D-2

 

Steam Driver

D-2

Fired Heater

D-2

Component Description

D-3

 

Gas Expander (50-1-EX-1)

D-3

Gas Expander Generator (50-1-G-1)

D-3

Steam Turbine (51-T-1A&B and 51-T-2)

D-3

Steam Turbine Generator (51-G-1)

D-3

Equipment State of the Art

D-4

E

Summary of Lurgi and Texaco Fuel Gas Plant Economics

E-1