Staged numerical simulations of supercritical CO2 fracturing of coal seams based on the extended finite element method

Belytschko, 1999, Elastic crack growth in finite elements with minimal remeshing, Int. J. Numer. Methods Eng., 45, 601, 10.1002/(SICI)1097-0207(19990620)45:5<601::AID-NME598>3.0.CO;2-S Benzeggagh, 1996, Measurement of mixed-mode delamination fracture toughness of unidirectional glass/epoxy composites with mixed mode bending apparatus, Compos. Sci. Technol., 56, 439, 10.1016/0266-3538(96)00005-X Brownlow, 2017, Spatial risk analysis of hydraulic fracturing near abandoned and converted oil and gas wells, Gr. Water, 55, 268, 10.1111/gwat.12471 Cai, 2004, Generalized crack initiation and crack damage stress thresholds of brittle rock masses near underground excavations, Int. J. Rock Mech. Min., 41, 833, 10.1016/j.ijrmms.2004.02.001 Camarillo, 2016, Physical-chemical evaluation of hydraulic fracturing chemicals in the context of produced water treatment, J. Environ. Manag., 183, 164, 10.1016/j.jenvman.2016.08.065 Cao, 2017, CO2 gas fracturing: a novel reservoir stimulation technology in low permeability gassy coal seams, Fuel, 203, 197, 10.1016/j.fuel.2017.04.053 Casal, 2018 Dong, 2018, Energy dissipation and storage in underground mining operations, Rock Mech. Rock Eng., 4, 1 Er, 2010, Pore-Scale Investigation of the matrix−fracture interaction during CO2 injection in naturally fractured oil reservoirs, Energy Fuel., 24, 295, 10.1021/ef901038v Estrada, 2016, A review of the issues and treatment options for wastewater from shale gas extraction by hydraulic fracturing, Fuel, 182, 292, 10.1016/j.fuel.2016.05.051 Gel'Fand, 1988, Calculation of the rupture of a high-pressure reactor vessel, Combust. Explo. Shock+., 24, 488, 10.1007/BF00750027 Harpalani, 2010, Impact of CO2 injection on flow behavior of coalbed methane reservoirs, Transport Porous Media, 82, 141, 10.1007/s11242-009-9475-1 Huang, 2014, Experimental investigation on the basic law of hydraulic fracturing after water pressure control blasting, Rock Mech. Rock Eng., 47, 1321, 10.1007/s00603-013-0470-z Ishida, 2012, Acoustic emission monitoring of hydraulic fracturing laboratory experiment with supercritical and liquid CO2, Geophys. Res. Lett., 39, L16309, 10.1029/2012GL052788 Jia, 2018, Surface characteristics and permeability enhancement of shale fractures due to water and supercritical carbon dioxide fracturing, J. Pet. Sci. Eng., 165, 284, 10.1016/j.petrol.2018.02.018 Jiang, 2016, Combined early warning method for rockburst in a Deep Island, fully mechanized caving face, Arab. J. Geosci., 9, 743, 10.1007/s12517-016-2776-0 Li, 2017, Optimization of borehole layout parameters based on fracturing technology of liquid CO2 phase, Coal Geol. Explor., 45, 31 Luek, 2017, Organic compounds in hydraulic fracturing fluids and wastewaters: a review, Water Res., 123, 536, 10.1016/j.watres.2017.07.012 Martynov, 2014, Modelling three-phase releases of carbon dioxide from high-pressure pipelines, Process Saf. Environ., 92, 36, 10.1016/j.psep.2013.10.004 Middleton, 2015, Shale gas and non-aqueous fracturing fluids: opportunities and challenges for supercritical CO2, Appl. Energy, 147, 500, 10.1016/j.apenergy.2015.03.023 Sun, 2012, Numerical simulation on foam ceramic blasting block device under the action of explosion transform, Saf. Sci., 50, 588, 10.1016/j.ssci.2011.09.011 Vishal, 2017, In-situ disposal of CO2: liquid and supercritical CO2, permeability in coal at multiple down-hole stress conditions, J. CO2 Util., 17, 235, 10.1016/j.jcou.2016.12.011 Wang, 2016, Numerical investigation of fracture spacing and sequencing effects on multiple hydraulic fracture interference and coalescence in brittle and ductile reservoir rocks, Eng. Fract. Mech., 157, 107, 10.1016/j.engfracmech.2016.02.025 Wang, 2017, Study on filtration patterns of supercritical CO2 fracturing in unconventional natural gas reservoirs, Greenh. Gases, 7, 1126, 10.1002/ghg.1721 Wang, 2017, CO2 injection-induced fracturing in naturally fractured shale rocks, Energy, 139, 1094, 10.1016/j.energy.2017.08.031 Wang, 2016, Numerical modeling of variable fluid injection-rate modes on fracturing network evolution in naturally fractured formations, Energies, 9, 414, 10.3390/en9060414 Xu, 2017, A new energy index for evaluating the tendency of rockburst and its engineering application, Eng. Geol., 230, 46, 10.1016/j.enggeo.2017.09.015 Yang, 2012, Experimental research on displacing coal bed methane with supercritical CO2, Saf. Sci., 50, 899, 10.1016/j.ssci.2011.08.011 Yang, 2018, Model for calculating the wellbore temperature and pressure during supercritical carbon dioxide fracturing in a coalbed methane well, J. CO2 Util., 26, 602, 10.1016/j.jcou.2018.06.010 Zhang, 2017, Experimental study on fracture initiation and propagation in shale using supercritical carbon dioxide fracturing, Fuel, 190, 370, 10.1016/j.fuel.2016.10.120 Zhang, 2017, Micro-scale fracturing mechanisms in coal induced by adsorption of supercritical CO2, Int. J. Coal Geol., 175, 40, 10.1016/j.coal.2017.04.002 Zhou, 2016, Supercritical carbon dioxide fracturing in shale and the coupled effects on the permeability of fractured shale: an experimental study, J. Nat. Gas Sci. Eng., 36, 369, 10.1016/j.jngse.2016.10.005 Zhou, 2014, Small scale experiments of CO2 boiling liquid expanding vapor explosion in injection pipes, Energy Procedia, 61, 782, 10.1016/j.egypro.2014.11.964 Zou, 2018, Experimental study on the growth behavior of supercritical CO2-induced fractures in a layered tight sandstone formation, J. Nat. Gas Sci. Eng., 49, 145, 10.1016/j.jngse.2017.11.005