从混凝土烟道来的热脏烟气通过升压风机，再通过热交换器入口进入热交换器。
From the concrete ducting the hot dirty flue gas enters the booster fan and then passes the inlet of the GGH.
隧道的流动阻力和风机在隧道内的升压力是隧道通风计算的基础，是进行通风计算首先要确定的参数。
The flow resistance of the tunnel and the boosting capacity of jet fan in the tunnel are the foundation to calculate the tunnel ventilation, they are the first ascertained parameters.
该风机的显著特点是流量及升压范围大，结构坚固耐用，容积效率高，运行平稳噪音低。
The notable characteristics of the blower are wide flow volume and rising pressure scope, durable structure, high volume efficiency, low noise and smooth operation.
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