| 摘要 |
PURPOSE: Provided is a device for removing dusts in underground tunnel installed on a subway electric rail car which is able to remove dusts in tunnel while the subway is running along the tunnel section. CONSTITUTION: The device mounted adjacent to a machinery room of a subway electric rail car to purify contaminated air flown in through a contaminated air inlet(101) and discharge through a purified air outlet(102) comprises a filter set(1) where many filters(11) are arranged, a high pressure air supplying device(2) sequentially shaking off the filters by high pressure air and an air discharging device(3) discharging dust-removed purified air by the filter to the outside of the device.
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