Infrared thermal image and heat transfer characteristics of coal injected with liquid nitrogen under triaxial loading for coalbed methane recovery

Keyphrases

• Multiple Injections 100%
• Thermal Heat 100%
• Coalbed Methane Recovery 100%
• Liquid Nitrogen 100%
• Heat Transfer Characteristics 100%
• Image Transfer 100%
• Infrared Thermal Image 100%
• Temperature Gradient 66%
• Heat Mass Transfer 66%
• Cyclic Injection 66%
• Mass Transfer Behavior 66%
• Heat Transfer Behavior 66%
• Heat Transfer 33%
• Coalbed Methane 33%
• Effective Means 33%
• Coal Sample 33%
• Coal Seam 33%
• Injection Duration 33%
• Flow Transferring 33%
• Injection Time 33%
• Behavior Mechanisms 33%
• Freeze-thaw 33%
• Fracture Pattern 33%
• Freezing Method 33%
• Recovery Efficiency 33%
• Methane Recovery 33%
• Acoustic Emission Technique 33%
• Multiaxial Stress State 33%
• Energy Signal 33%
• Fracture Initiation 33%
• Fracture Propagation 33%
• Ultrasonic Detection 33%
• Infrared Thermal Imaging 33%
• Fracturing Technology 33%
• Infrared Temperature 33%

Engineering

• Acoustic Emission 100%
• Coal Bed Methane 100%
• Thermal Gradient 100%
• Methane 50%
• Ultrasonics 50%
• Stress Condition 50%
• Coal Sample 50%
• Experimental Work 50%
• Effective Mean 50%
• Injection Time 50%
• Signal Energy 50%
• Recovery Efficiency 50%
• Fracture Initiation 50%
• Fracture Propagation 50%
• Coal Seam 50%