Ground and Flight Testing of a Boeing 737 Center Wing Fuel Tank ...

TABLE OF CONTENTS
EXECUTIVE SUMMARY vii
1. INTRODUCTION 1
Page
1.1 Background 1
1.2 Ground-Based Inerting 1
1.3 Scope 2
2 EQUIPMENT AND PROCEDURES 2
2.1 Equipment 2
2.1.1 Test Specimen 2
2.1.1.1 Air Cycle Machines 3
2.1.1.2 Nitrogen-Enriched Air Distribution Manifold 3
2.1.2 Instrumentation and Data Acquisition 4
2.1.2.1 Oxygen Analysis System 4
2.1.2.2 Thermocouple Locations 7
2.1.2.3 Other Available Data 7
2.1.2.4 Data Acquisition System 7
2.1.3 Nitrogen-Enriched Air Generator 7
2.2 Test Procedures 9
2.2.1 Ground Testing 9
2.2.2 Flight Testing 9
3. ANALYSIS 10
3.1 Data Analysis 10
3.1.1 Time 10
3.1.2 Nitrogen-Enriched Air Oxygen Concentration 11
3.2 Inerting Solutions 11
3.2.1 Exact Solution 11
3.2.2 Empirical Solution 12
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