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疾速通道
消声器静态评估尝试室



本尝试室根据GB/T25516-2010(ISO 7235:2003,IDT)扶植,用于丈量透风类消声器、弯头、T型毗连管微风道结尾等装备的拔出丧失、全压丧失和蔼流噪声。

消声器静态评估尝试室分为地上风机和和地上测试管道及领受室构成,地上风机前后设置有消声器,以下降风机运转时发生的装备噪声。

 

    The laboratory was built according to GB/T25516-2010(ISO 7235:2003,IDT), aiming at measuring the insertion loss, total pressure loss and airflow noise of ventilation muffler, elbow, T-connection tube and equipments at the terminal end of air duct.

    The muffler dynamic evaluation laboratory is composed of the underground fan, the aboveground test pipe and the sound reception room. The muffler is provided before and after the underground fan to reduce its noise while running.