Common Blower Types used in industrial purpuse

Blowers can achieve much higher pressures than fans, as high as 1.20 kg/cm2. They are also
used to produce negative pressures for industrial vacuum systems. Major types are: centrifugal
blower and positive-displacement blower. Centrifugal blowers look more like centrifugal pumps than fans. The impeller is typicallygear-driven and rotates as fast as 15,000 rpm. In