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Moving-Bed, Granular-Bed Filter Development Program Option III:  Development of Moving-Bed Filter Technology for Multi-Contaminant Control Task 14.
Test Plan - Topical Report, November 1994

Haas, J. C.
Wilson, K. B.

Combustion Power Company

In this pdf format, this document has 50 pages and is 2.13 MB.

Table of Contents

1.0

Approach for Multi-Contaminant Control In A Moving Granular Bed Filter

1

2.0

Review of Potential Sorbents

3

2.1

Clay for the Control of Alkali

3

2.2

Sodium Compounds for the Control of Halogens

4

2.3

Nickel Catalyst for the Dehydrogenation of Ammonia

5

2.4

Clay of Sodium Sorbents for Control of Selected Trace Metals

6

3.0

Test Plan For The Development Of Clay Sorbents

8

3.1

Screening of Clay Sorbents

8

3.1.1

Thermal Analysis Evaluation of Five Clay Sorbents

8

3.1.2

Evaluation of Two Selected Clays for Alkali Sorption

9

3.2

Binders and Pelletization Technique Evaluation

11

3.2.1

Binders

11

3.2.2

Pelletization Techniques

12

3.2.3

Evaluations

12

3.3

Evaluation of Preferred Formulation of Alkali Sorbent

13

3.3.1

Pellet Production

13

3.3.2

Chemical Reactivity and Kinetics

13

3.3.3

Physical Properties

15

3.4

Engineering Reactor Model for Alkali Sorption

16

3.5

Evaluation of Clay Sorbent for Sorption of Trace Metals

16

3.5.1

Pellet Production

16

3.5.2

Sorbent Saturation Capacity

17

3.5.3

Chemical Reactivity and Kinetics of Sorption of Trace Metals

17

3.5.4

Strength Characteristics of Reacted Pellets

17

3.5.5

Engineering Reactor Model for Metal Sorption

18

3.6

Cost of Clay Sorbents

18

4.0

Test Plan for Development of Sodium-Based Sorbents for the Control of Halogens and Metalloids Using a GBP

21

4.1

Review Results from Current DOE Program

21

4.2

Preparation of Sorbent

21

4.3

Chemical Reactivity of Sorbent

21

4.4

Physical Properties of Sorbent

21

4.5

Engineering Reactor Model for Halogen Sorbent

22

4.6

Fabrication Cost Evaluation

22

4.7

Trace Metalloid Sorption

22

5.0

Test Plan For Evaluation of Ammonia Decomposition Catalysts

24

5.1

Acquisition of Catalyst

24

5.2

Confirmation of Catalyst Reactivity

24

5.3

Mechanical Integrity of Ammonia Decomposition Catalyst

25

5.3.1

Crush Strength

25

5.3.2

ASTM Attrition Test

25

5.3.3

Special Attrition Test

25

5.4

Engineering Model

25

6.0

`

Test Apparatus

26

6.1

Thermal Analysis

26

6.2

Pellet Preparation Equipment

27

6.3

Double TGA Apparatus for Measurement of Clay Reactivity

29

6.4

Fixed Bed Reactor for Integral Tests of Clay Reactivity

29

6.5

Lift Pipe Attrition Apparatus

32

6.6

Apparatus for Determining Reactivity of Sorbents for Halogens and Metalloids

34

6.7

Apparatus for Determining Ammonia Catalyst Reactivity

35

7.0

Evaluation of Multi-Contaminant Control Sorbent in Field Trials

36

8.0

Schedule

36

9.0

References

42