午夜嘿嘿嘿影院_自拍少妇综合在线观看_波多野结衣喷水最猛一部_亚洲午夜一区二区在线观看_先锋影音国产在线_又大又黄又爽视频免费_4d玉蒲团奶水都喷出来了_老外一级毛片免费看_24国产欧美亚洲精品第二页_国产精品无码久久忘忧草

Contact Us

220V Cooling Fan noise headache

Date: 2016-2-27   Click: 1515 Times

Openings or guide lines on the blades increase, the main purpose is to reduce the vibration caused by the blades due to the airflow. Of course, it reduces vibration, noise will be decreased, the air will flow more smoothly in accordance with a predetermined flow, achieve better cooling effect. If you want while improving "220V Cooling Fan" of the air volume and pressure, then in addition to the blade design, by increasing the speed of the method it is relatively simple. However, the ensuing sound of wind shear blades rotating at high speed and bearing friction and other acoustic noise problem is troublesome people.

Back to: Industry news

+86-0769-83660708

Home Product News Contact