A method for calculating aerodynamic and ventilation parameters of an extra gassy preworked out section in a thick flat coal seam

The article presents a method for calculating aerodynamic and ventilation parameters of a working section and the results of its mine testing. The method is based on the use of normative documents, the results of mine and scientific investigations when mining the flat extra gassy pre-worked out seam Moshny at the Severnaya mine, Vorkutaugol, OJSC