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Innovative Instrumentation and Analysis of the Temperature Measurement for High Temperature Gasification:
Semi-Annual Technical Progress Report for April - September 2004

Lee, Dr. Seong W.

Morgan State University

In the pdf format this document has 32 pages and is 131kb.

Table of Contents

TITLE PAGE i
DISCLAIMER ii
ABSTRACT iii
TABLE OF CONTENTS iv
LIST OF GRAPHICAL MATERIALS v
LIST OF TABLES v
1 INTRODUCTION 1
2 EXECUTIVE SUMMARY 4
3 EXPERIMENTAL 6
  3.1 Gasifier Simulator Systematic Experiment 6
  3.1.1 System Setup 6
3.1.2 Temperature Changes with the Fine Dust Particles 6
3.1.3 Test Results of the Experiments 7
3.2 Temperature Changes with Reducing Environment 8
  3.2.1 Ammonia Solution Preparation 8
3.2.2 Test Matrix 9
3.2.3 Test Results of the Experiments 10
4 RESULTS AND DISCUSSION 11
  4.1 The Effect of Fine Dust Particles on the Temperature Changes 11
4.2 Summary of Test Results and Conclusion 11
4.3 Summary of Overall Systematic Tests Results and Discussion 13
4.4 Regression Analysis and Modeling 15
  4.4.1 Linear Regression Model 15
4.4.2 Non-linear Regression Model 18
5 CONCLUSIONS 21
6 RESEARCH CONTINUATION 22
 
REFERENCES 23
APPENDIX 24
 
LIST OF GRAPHICAL MATERIALS

Figure 1

 The Temperature Changes with Different Fine Dust Size and Amount (water flow rate: 0.0033ml/sec; air flow rate: 0.0032 m3/sec) 8

Figure 2

 The Temperature Readings with Ammonia Hydroxide Addition (water flow rate: 0.0033ml/sec; air flow rate: 0.0032 m3/sec) 10
 
LIST OF TABLES
Table 1 The Specification of Fine Dust Particles 7
Table 2 Test Matrix of Fine Dust Particle (Size and Amount) 7
Table 3 Summary of Ammonia Hydroxide Specification 9
Table 4 Test Matrix of Ammonia Hydroxide 9
Table 5 ANOVA Output of Three Factors Effects on Temperature Readings 11
Table 6 Steady State Condition Temperature Readings under Different Ammonia Concentration 12
Table 7 ANOVA Table of Ammonia Hydroxide (from STATA 8.0 Outputs) 12
Table 8 Overall Test Matrix Using Fractional Factorial Design 13
Table 9 Different Levels for Each Factor 14
Table 10 Data for Analysis of Variances 14
Table 11 ANOVA Table for Overall Tests Results 15
Table 12 The Linear Regression Output 17
Table 13 The Overall Testing Data for Non-Linear Regression Analysis 19
Table 14 The Summary of Nonlinear Regression Statistics 20