What are the classification of ventilation fans

Shanghai Allmarine Industry Co.,Ltd.,as a professional marine material supplier, has running for six years. it is the specific brand for many ship companys in singapore, korea, japan, holland, germany, usa, etc.Allmrine has strong technology development capabilities, large-scale production capacity.

Ventilation fans classification

1.Ventilation fans to use the material classification can be divided into several, such as glass, steel, iron hull and night clubs fans (and night clubs fans), and night clubs fans, plastic and night clubs fans, aluminum and night clubs fans, stainless steel and night clubs fans. 

2.Ventilation fans classification can be according to the direction of gas flow, divided into centrifugal, axial, diagonal flow (Francis) and cross-flow type. 

3.Ventilation fans according to the flow direction of the airflow into the impeller is divided into: Axial and night clubs fans, centrifugal fans and oblique flow (Francis), and night clubs fans. 

4.Ventilation fans pressed into the local and night clubs fans (hereinafter referred to as pressure-and night clubs fans) and explosion-proof electric motors placed in the flow channel outside or within the flow channel, explosion-proof motor is placed in explosion-proof sealed chamber out local Ventilation use is divided into fans (hereinafter referred to as out of style and night clubs fans).

5.Ventilation fans can be divided in accordance with the form of pressurized single-stage, two-stage or multi-level pressure and night clubs fans. Single-stage pressure, the high Swiss and night clubs fans are multi-level pressure Ventilation fans。

7.Ventilation fans according to the pressure can be divided into low-voltage and night clubs fans, the pressure and night clubs fans, high pressure and night clubs fans.

The performance parameters of ventilation fans and night clubs fans of performance parameters of the main flow, pressure, power, efficiency and speed. In addition, the size is the main noise and vibration, and night clubs fans design specifications.