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Particulate Hot Gas Stream Cleanup Technical Issues.   Task 1 -  Assessment of Ash Characteristics.  Final Report:  October 1994 September 1999
(Including the Quarterly Report:  July 1999 September 1999)

Pontius, D. H.

Southern Research Institute

Part 1, Pages 1 to 3-7, 1.16 MB
Part 2, Pages 3-8 to 3-62, 4.28 MB
Part 3, Pages 4-1 to 4-94, 4.40 MB
Part 4, Pages 4-95 to B-16, 4.84 MB

Table of Contents

Part 1, Pages 1 to 3-7

1.0

Executive Summary

1-1

2.0

Introduction

2-1

2.1

Objectives

2-1

3.0

Field Sampling and On-Site Measurements

3-1

3.1

TIDD

3-2

3.1.1

September 30, 1993

3-3

Part 2, Pages 3-8 to 3-62

 

 

3.1.2

May 5, 1994

3-7

3.1.3

October 27, 1994

3-16

3.1.4

May 11, 1995

3-16

3.2

DOE/FETC Modular Gas Cleanup Rig

3-31

3.2.1

October 29, 1996

3-31

3.3

Power Systems Development Facility

3-33

3.3.1

April 9, 1997

3-34

3.3.2

July 29, 1997

3-39

3.3.3

November 5, 1997

3-40

3.3.4

January 20, 1998

3-44

3.3.5

May 18, 1998

3-51

3.3.6

January 26, 1999

3-56

Part 3, Pages 4-1 to 4-94

4.0

Analyses of Particulate Samples

4-1

4.1

Laboratory Methods Used To Characterize Samples

4-1

4.2

TIDD

4-7

4.3

Karhula Pressurized Circulating Fluid Bed Facility

4-40

4.4

DOE/FETC Modular Gas Cleanup Rig

4-50

4.5

Power Systems Development Facility

4-60

4.6

Pinon Pine Power Project

4-74

Part 4, Pages 4-95 to B-16

 

4.7

Transport Reactor Development Unit

4-95

4.8

Herman Research PTY LTD.

4-114

4.9

Additional Analyses

4-123

4.9.1

Characterization of Additional Gasifier Char Samples

4-123

4.9.2

Laboratory Baking of Ash Nodules

4-146

4.9.3

Additive Conditioning Tests

4-147

4.9.4

Ash Compaction Tests

4-149

5.0

Modeling Particulate Behavior

5-1

5.1

Empirical Permeability Model

5-1

5.2

Effect of Non-Uniform Dust Cake Porosity on Gas Flow

5-2

5.3

Translating Laboratory Permeability Data to HGCU Conditions

5-6

5.4

Permeability as a Function of Gas Pressure

5-7

5.5

Reproducibility of Measurements

5-9

 

5.5.1

Specific Gas-Flow Resistance

5-9

 

5.5.2

Uncompacted Bulk Porosity

5-9

5.6

Effect of Screen Mesh Size on Uncompacted Bulk Porosity

5-10

5.7

Estimating Filter Vessel Inertial Collection from Size Distribution Data

5-11

5.8

Consolidation and Bridging of PFBC Ash Deposits in HGCU Filters

5-15

5.9

Performance Estimates For DOE/FETC MGCR Particulate Residue

5-30

6.0

Interactive Data Bank

6-1

7.0

Conclusions

7-1

7.1

Opportunities for Future Work

7-3

8.0

References

8-1

Appendices

A

Technique for Preserving Filter Cakes

A-1

B

Sample Information Forms

B-1