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介绍了国内外矿用局部通风机的发展概况,指出了国内矿用局部通风机发展滞后于技术的主要原因。重点阐述了新研制的FBDII系列对旋式局部通风机的工作原理、结构特点及设计要点。
This paper introduces the general situation of mining local ventilators at home and abroad, and points out the main reasons behind the development of domestic mine local ventilators lagging behind technology. The working principle, structural features and design points of the newly developed FBDII series counter-rotating local ventilator are emphatically elaborated.