EXECUTIVE SUMMARY

S.1. PRINCIPLES OF SOLID FUEL GASIFICATION
S.2. THE STRATIFIED, DOWNDRAFT GASIFIER

LIST OF FIGURES

LIST OF TABLES

ABSTRACT

1. WHAT IS A WOOD GAS GENERATOR AND HOW DOES IT WORK?

1.1.INTRODUCTION
1.2.PRINCIPLES OF SOLID FUEL GASIFICATION
1.3.BACKGROUND INFORMATION

1.3.1.The World War II, Imbert Gasifier
1.3.2.The Stratified, Downdraft Gasifier

2.1. BUILDING THE GAS GENERATOR UNIT AND THE FUEL HOPPER
2.2. BUILDING THE PRIMARY FILTER UNIT.
2.3. BUILDING THE CARBURETING UNIT WITH THE AIR AND THROTTLE CONTROLS

3.1. USING WOOD AS A FUEL
3.2. SPECIAL CONSIDERATIONS AND ENGINE MODIFICATIONS
3.3. INITIAL START-UP PROCEDURE
3.4. ROUTINE START-UP PROCEDURE
3.5. DRIVING AND NORMAL OPERATION
3.6. SHUTTING DOWN THE GASIFIER UNIT
3.7. ROUTINE MAINTENANCE

3.7.1 Daily Maintenance
3.7.2 Weekly Maintenance (or every 15 hours of operation)
3.7.3 Biweekly Maintenance (or every 30 hours of operation)

3.8. OPERATING PROBLEMS AND TROUBLE-SHOOTING
3.9. HAZARDS ASSOCIATED WITH GASIFIER OPERATION

3.9.1. Toxic Hazards
3.9.2. Technical Aspects of "Generator Gas, Poisoning"
3.9.3. Fire Hazard