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Fundamental Characterization of Alternate Fuel Effects in Continuous Combustion Systems.
Technical Progress Report No. 1, for August 15, 1977 to August 14, 1978

Blazowski, W. S.
Edelman, R. B.
Harsha, P. T.
Bellan, J. R.
 

EXXON Research and Engineering CO.

Table of Contents

PART A: PROBLEM ANALYSIS AND EXPERIMENTAL DESCRIPTION (4.25MB)
 

I

 Introduction 1
II The Gas Turbine Combustion System 4
 

A

 Description 4

B

 System Requirements 9
III Fuel Effects on Combustion Systems 15
 

A

 Fuel Hydrogen Content 15
B Fuel Nitrogen Content 27
C Fuel Stability 30
D Other Fuel Factors 31
IV

Changes for Fuel Flexibility

 32
V R&D Needs 39
VI Current Experiment Plans 44
  References 47
Bibliography 54
 

PART B: ANALYTICAL MODELING (4.04MB)
 

Summary

 80
I Computational Methods for Recirculating Reactor Flows 83
 

A

 Stream Function - Vorticity Methods 83
B Pressure Velocity Methods 88
C Finite-Element Methods 92
D Approximate Methods (Modular Models) 93
E Summary of Required Work: Analytical Models 95
II Turbulent Flow Modeling and the Phenomenon of Unmixedness 96
  A Turbulent Kinetic Energy Model 96
B Unmixedness 97
C Summary of Required Work: Unmixedness Models 110
III Droplet And Spray Combustion 111
  A Droplet Modeling 111
B Spray Combustion 115
References for Sections I, II, III 117
IV Fuel Decomposition and Combustion 123
  A Fuel Decomposition 123
B Fuel Oxidation 130

References for Section IV

 135