Energy recovery evaluation and temperature field research of underground coal gasification under different oxygen concentrations

Chemistry

• Gasification 100%
• Reaction Temperature 40%
• Energy Recovery 40%
• Procedure 30%
• Calorific Value 30%
• Coal 30%
• Chemical Reaction 20%
• Heat 20%
• Analytical Method 10%
• Phase Composition 10%
• Dioxygen 10%
• Volume 10%
• Error 10%
• Carbon Atom 10%
• Field Research 10%

Physics

• Temperature 40%
• Evaluation 40%
• Coal 30%
• Increasing 20%
• Heat 20%
• Temperature Distribution 20%
• Model 10%
• Value 10%
• Volume 10%
• Oxygen 10%
• Calculation 10%
• Ratios 10%
• Fractions 10%

Engineering

• Gasification Temperature 20%
• Gasification Agent 20%