Variations in surface fractal characteristics of coal subjected to liquid CO2 phase change fracturing
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Energy Research"
DOI: 10.1002/er.5568
Abstract: Enhancement of coal permeability plays the key role in methane extraction underground coalmine. As the physical blasting method, liquid CO2 phase change fracturing (LCPCF) technique can effectively stimulate the coal reservoirs, further enhance the coal… read more here.
Keywords: characteristics coal; liquid co2; fracture; co2 phase ... See more keywords
Influence of liquid CO2 phase transition blasting on hydraulic fracturing in combined fracturing conditions
Sign Up to like & getrecommendations! Published in 2025 at "Physics of Fluids"
DOI: 10.1063/5.0256807
Abstract: Enhancing the permeability of coal seams is crucial for improving coalbed methane extraction. To better understand the effects of liquid CO2 phase transition blasting on hydraulic fracturing within gas–liquid combined permeability enhancement technology, a multifunctional… read more here.
Keywords: liquid; phase transition; transition blasting; co2 phase ... See more keywords