Coal mine ventilation system is the lifeline of coal mine production,plays a very important role.It is one of the key issues concerned by coal mine enterprises that ensure the safe and efficient operation of coal mine ventilation system.The problems existing in the operation of coal mine ventilation system were analyzed,mainly including the increase of mine ventilation resistance and energy consumption,combined with the existing problems,the development trend of mine ventilation system was discussed.It can provide some reference for the optimization and improvement of coal mine ventilation system.
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