Method and Technology of Green Coal Mining
Contributor(s): Resource type: Ressourcentyp: Buch (Online)Book (Online)Language: Undetermined Publisher: Basel : MDPI - Multidisciplinary Digital Publishing Institute, 2023Description: 1 Online-Ressource (244 p.)ISBN:- 9783036593166
- 9783036593173
- Research and information: general
- Earth Sciences, Geography, Environment, Planning
- residual coal pillar
- gob-side entry driving
- extra-thick coal seam
- coal pillar size
- surrounding rock control
- directional long borehole
- long-distance
- heading face
- permeability evolution
- gas pressure evolution
- gas drainage
- pre-splitting blasting
- roof cutting technology
- hydraulic fracturing
- no-coal pillar mining
- thick hard roof
- pressure relief technology
- sandstone
- deformation behavior
- mining stress path
- coal
- solid propellant blasting
- borehole wall pressure
- damage fracture law
- experimental study
- main roadway group
- mining-induced stress
- surrounding rock stability
- ground control
- deflection of principal stress
- close-distance coal seams
- stopping space
- roof rocks
- stability
- asymmetric control
- deep mine
- coal roadway
- numerical simulation
- pressure relief
- external anchor–internal unloading
- surrounding rock control technology
- multi-seam mining
- gas emission of working face
- hydrocarbon isotope
- gas emission rate of adjacent coal seam
- mining fracture zone height
- fully mechanized top coal caving mining
- triangle-block structure
- beam structure
- cable truss
- support
- mining pressures
- gob-side coal roadway
- asymmetric floor heave
- failure mechanism
- cooperative control
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