论文部分内容阅读
阿尔措姆市风机工业机械制造厂制造出了AMM-21型通风装置,它由2个风扇组构成,每1个组块上都有1台风机,BO-21型风机的叶轮直径为2.1 m,风机及扩散器和路线盒都装在1个共用机架基座上,上面还有驱动电机,换向开关(借助这个驱动开关能使电驱动的闸门做3个方
AMM-21 Ventilator has been manufactured by Almöhne Windmill Industrial Machinery Factory. It consists of 2 fan units with 1 blower per 1 block. The impeller diameter of the BO-21 blower is 2.1 m , Fans and diffusers and road boxes are mounted on a common rack base, above there are drive motor, commutation switch (with the help of this drive switch can be electrically driven gate to do three parties