Airflow noise in duct should be controlled within the range of standard during duct design.
风道设计中要求风道的气流噪声必须控制在允许的范围内。
Several protective measures have been taken in our experiments so that then the identification of secondary path is insensitive to airflow in the fan duct.
在实验中采用了几项保护措施，使得次级路径的辨识结果对风机管道中空气流动不再敏感。
The experimental result shows that the measurements with microphone are highly sensitive to airflow in the fan duct.
实验结果表明，风机管道中空气流动对传声器测量信号的影响很大。
In circular firing system, residual rotation of airflow at furnace outlet is the main reason for gas temperature deviation between two sides of furnace outlet and horizontal gas duct.
四角切圆燃烧锅炉炉膛出口气流的残余旋转，是形成炉膛出口和水平烟道两侧烟温偏差的重要原因，可造成高温受热面热偏差和超温爆管。
In circular firing system, residual rotation of airflow at furnace outlet is the main reason for gas temperature deviation between two sides of furnace outlet and horizontal gas duct.
四角切圆燃烧锅炉炉膛出口气流的残余旋转，是形成炉膛出口和水平烟道两侧烟温偏差的重要原因，可造成高温受热面热偏差和超温爆管。
应用推荐