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DC Fan Francis and Tubular Products

Date: 2016-6-27   Click: 1610 Times

"DC Fan" also known as mixed flow fan diagonal flow fan, first glance, Francis fan and axial flow fan is no different, in fact, mixed flow fan is along the axis of the intake, but it is along the outlet axis and vertical axis diagonal direction. Because this fan blades and housing, said conical, thus resulting in a high pressure, in the same size and at other comparable performance, compared with the axial fan, low noise centrifugal fan. Its characteristics: high flow rates and relatively high pressure. Tubular Merry Merry can produce a large area, often used for large surface cooling devices. Fan inlet and outlet are perpendicular to the axis (right). Cross flow fan is to use a relatively long barrel-shaped fan impeller working, the drum-shaped blades are large caliber, large caliber because, in order to ensure the basis of the overall amount of air circulation on the use of a relatively low speed, thereby reduce noise caused due to the high-speed operation. Its characteristics: a low flow rate, low pressure.

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