| 摘要 |
Equipment for reducing fine particles inside a subway tunnel, according to the present invention, utilizes existing ventilation devices, and is manufactured and installed without the need of an additional power supply. Either one of two ventilation fans, prepared inside a ventilation room, can be used for comprising the equipment of the present invention. The other ventilation fan can be used for an existing purpose, so as to perform both ventilation and dust collection, thereby highly improving the air quality inside the subway tunnel. |
