Advanced in-duct sorbent injection for SO{sub 2} control. Topical report number 3, Subtask 2.3: Sorbent optimization Page: 3 of 66
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TABLE OF CONTENTS
Page
BACKGROUND AND INTRODUCTION 1
CONCLUSIONS 4
DESCRIPTION OF ADVANCED COOLSIDE PROCESS 6
EXPERIMENTAL 8
Advanced Coolside Pilot Plant Description 8
Flue Gas Generation System 8
Contactor 8
Spent Slurry Handling 9
Flue Gas Ductwork 9
Recycle Sorbent Moisture Addition 9
Baghouse 9
Flue Gas Analysis 10
Laboratory Desulfurization Unit Description 10
Dravo Pilot Hydration Plant Description 10
Sorbent Characterization Equipment 11
Surface Area, Pore Volume and Porosity 11
Particle Size 11
Thermogravimetric Analysis (TGA) 12
Other Analyses 12
Test Sorbents 12
Pilot Plant Test Procedures 13
Sorbent Injection 13
Moisture Addition 13
Steady-State Recycle 13
Baghouse Operation 14
Performance Measurement 14
Contactor Operation 14
Additive Addition 15
Hydration Test Procedures 15
DISCUSSION OF ALTERNATE SORBENT TESTING 16
Performance of Different Commercial Hydrated Limes 16
Performance of Limestone 17
Performance of High Surface Area Sorbents 17
DISCUSSION OF HYDRATION OPTIMIZATION TESTS 19
Hydration Tests 19
Sorbent Characterization 20
Surface Area, Pore Volume, and Porosity 20
Particle Size 21
Degree of Hydration 21
Other Analyses 21
Desulfurization Results 21
Laboratory Sorbent Utilization Tests 21
Pilot Plant SO2 Removal 21
Statistical Analysis of Test Data 22i
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Rosenhoover, W. A.; Maskew, J. T.; Withum, J. A. & Stouffer, M. R. Advanced in-duct sorbent injection for SO{sub 2} control. Topical report number 3, Subtask 2.3: Sorbent optimization, report, November 1, 1994; United States. (https://digital.library.unt.edu/ark:/67531/metadc670636/m1/3/: accessed April 25, 2024), University of North Texas Libraries, UNT Digital Library, https://digital.library.unt.edu; crediting UNT Libraries Government Documents Department.