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

Engineering & Materials Science

• Coal bed methane 100%
• Liquid nitrogen 95%
• Freezing 82%
• Infrared radiation 65%
• Coal 62%
• Infrared imaging 59%
• Acoustic emissions 55%
• Thermal gradients 51%
• Recovery 51%
• Heat transfer 50%
• Mass transfer 44%
• Hot Temperature 36%
• Fracturing (fossil fuel deposits) 35%
• Cooling 34%
• Thawing 33%
• Temperature 30%
• Ultrasonics 21%

Physics & Astronomy

• coal 81%
• liquid nitrogen 76%
• methane 69%
• recovery 61%
• heat transfer 58%
• injection 55%
• freezing 20%
• fracturing 17%
• acoustic emission 14%
• stimulation 13%
• mass transfer 12%
• temperature gradients 12%
• cooling 9%
• triaxial stresses 9%
• shrinkage 6%
• temperature 6%
• melting 5%
• ultrasonics 5%
• cycles 4%
• radii 4%
• probes 4%
• propagation 4%
• energy 2%

Chemical Compounds

• Heat Transfer 81%
• Acoustic Emission 76%
• Coal 72%
• Methane 59%
• Nitrogen 45%
• Cooling 44%
• Mass Transfer 41%
• Liquid 41%
• Time 18%
• Flow 16%
• Energy 11%