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局部通风机是矿山井下采掘工作面不可缺少的机电设备之一。本文对以玻璃钢为原材料制成的５．５ＫＷ子午加速轴流式局部通风机的原理、性能进行分析，并通过实践证明此风机所具有的优越性及产生的经济效益。
Local ventilator is one of the indispensable mechanical and electrical equipment for mine underground mining face. In this paper, the principle and performance of 5.5KW meridional axial fan with FRP as raw material are analyzed, and the advantages and economic benefits of this fan are proved by practice.