Return to DOE Report Table of Contents

Return to Innovative Instrumentation and Analysis of the Temperature Measurement for High Temperature Gasification Table of Contents

Innovative Instrumentation and Analysis of the Temperature Measurement for High Temperature Gasification:
Semi-Annual Technical Progress Report for October 1, 2003 to March 31, 2004

Lee, Dr. Seong W.

Morgan State University

In the pdf format this document has 40 pages and is 487.9kb.

Table of Contents

TITLE PAGE i
DISCLAIMER ii
ABSTRACT iii
TABLE OF CONTENTS iv
LIST OF GRAPHICAL MATERIALS v
1 INTRODUCTION 1
2 EXECUTIVE SUMMARY 4
3 EXPERIMENTAL 6
  3.1 Gasifier Simulator Systematic Experiment 6
  3.1.1 Gasifier Simulator Systematic Experiment Setup 6
3.1.2 Gasifier Simulator Systematic Experimental Design and Procedure 9
3.2 Thermocouple Vibration (Ultrasonic and Sub-Sonic) Cleaning Application to the Gasification Process 10
  3.2.1 Ultrasonic Vibration Application 11
3.2.2 Sub-sonic Vibration Application 14
3.2.3 Feasibility Test of the Thermocouple Vibration 15
3.2.4 Sub-sonic Thermocouple Vibration Test 18
4 RESULTS AND DISCUSSION 20
  4.1 Gasifier Simulator Systematic Experiment 20
  4.1.1 Temperature Changes with the Different Air Injection Rates 20
4.1.2 Temperature Changes with the Different Water Injection Rates 25
4.2 Feasibility Test Results and Analysis of Thermocouple Vibration 30
4.3 Sub-sonic Thermocouple Vibration Test Results and Analysis 32
5 CONCLUSIONS 33
RESEARCH CONTINUATION 34
REFERENCES 35
 
LIST OF GRAPHICAL MATERIALS
Figure 1 The Pictorial View of the Gasifier Simulator Test Facility with the Water Introducing System 8
Figure 2 The Schematic Diagram of the Water Introducing System 9
Figure 3 The Schematic Diagram of the Motor Vibration Creation 16
Figure 4 The Axis-View of the Motor Mounting 17
Figure 5 The Front-View of the Motor Mounting 17
Figure 6 The Pictorial View of the Sub-sonic Vibration Test Facility 19
Figure 7 The Pictorial View of the Motor/Thermocouple Mounting 19
Figure 8 Temperature Heating Up Curve without Air Injection 20
Figure 9 Temperature Cooling Down Curve without Air Injection 21
Figure 10 Temperature Heating Up Curve with Air Injection Rate of 0.0055 m3/second 21
Figure 11 Temperature Heating Up Curve with Air Injection Rate of 0.0067 m3/second 23
Figure 12 Temperature Heating Up Curve with Air Injection Rate of 0.0078 m3/second 24
Figure 13 Temperature Heating Up with Air Injection Rate of 0.0089 m3/second 24
Figure 14 Temperature Heating Up Curve with Water and Air Injections 27