Huainan
China
Anhui University of Science and Technology
Hazardous zones, Dynamic simulation, Air supply, High- temperature point
Goaf, Porosity, Flow-gas-heat coupling, Coal spontaneous combustion(CSC) hazardous areas, Dynamic continuous nitrogen injection
CSC, Gas-fluid-thermal coupling model, Dynamic alternating nitrogen injection, Double-periodic nitrogen injection optimization
CSC, CO overrun, Composite mined-out area, Return corner, Oxygen isotope tracing, Comprehensive prevention and control
Coal mine safety, Coal spontaneous combustion, Three-dimensional moving grid, Oxidation-heating coupling model, High-temperature point migration