通风知识汇编(国外英文资料).docVIP

通风知识汇编(国外英文资料) 1, mining area into the return airway must be run through the entire mining area, is strictly prohibited for a period of intake, a return air lane. 2, the mining area transformer substation must have the independent ventilation system. 3, a mining area in the same seam of a wing, the maximum can only be arranged 1 mining face and 2 driving face simultaneously operation. 4, a mining area in the same seam, double wing mining or multi seam mining, the mining area can only be arranged 2 mining face and 4 driving faces simultaneously work. 5, the tunnel through to formulate corresponding measures, through records should be complete, should have a ventilation system before and after the map. 6. The ventilation system diagram of the mine must indicate the direction of airflow, the amount of air and the installation of ventilation facilities. Must be drawn quarterly, supplemented by monthly modification, coal mining at the same time many coal seams, you must draw a layered ventilation system map. 7. All permanent ventilation facilities shall be managed with number. 8, into the air shaft and between the mining area and above in the return airway between the need to use the Crossheadings, must be installed at least two positive and two negative throttle valve. 9. No mechanical and electrical equipment shall be placed before sealing, or used as spare parts, grease and material chambers. 10 、 press in type local fan and starting device must be installed in the inlet lane, and the distance from the air return shall not be less than 10 meters. 11. The air inlet points and the wind measuring plate are provided in front of the press type local fan. 12 、 the air cylinder interface should be double back pressure. 13. The ventilation duct used in the ventilation tunnel with partial ventilation must be numbered. 14, when the air blower passes through the air door or the airtight wall, must join the rigid transition air duct to pass, must not use the soft air duct to pass