Tóm tắt:

In fact, in our country, there has not been any research on the dean wind demand of the mine during the non-working days. The causes of air pollution of mines, are mainly due to the operation of mine production processes such as mine blasting, coal mining, stone loading, loading, transportation,... These causes do not occur continuously throughout the day, but only at certain times, especially during the holidays, all major polluting activities affecting the mine environment stop. In mine ventilation, Wind fan run continuously 24/24h on all days of the year including holidays that increase the cost. Here here the research to provide a base for the Provide clean wind for the mine in the days does not work.