Metal non-metallic mine drainage

April 29 14:08:08, 2023

The main drainage equipment in the underground should be composed of at least 3 pumps of the same type. The working pump should be able to discharge the normal amount of water in a day and night within 20 hours; in addition to the maintenance pump, the other pumps discharge the maximum amount of water in a day and night within 20 hours. Two identical drain pipes shall be equipped in the wellbore, one of which shall work and one of which shall be reserved.

The water tank should consist of two separate roadway systems. For mines with large water inflow, the volume of each water tank should be able to accommodate the normal water inflow from 2 to 4 hours underground. Generally, the total volume of the main water tank of the mine should be able to accommodate the normal water inflow of 6-8 hours.

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