Posted On: Nov 18, 2020
|Fans do not focus on a particular area. It circulates the air through the entire room.||A blower circulates the air on a pointed area|
|Fan does not need to use high pressure to produce large amount of gas||Blower uses the high pressure to generate large amount of gas|
|Pressure ratio is usually below 1.1||Pressure ratio is usually from 1.1 to 1.2|
Types of fans are
● Axial flow fans.
● Centrifugal fans.
● Cross- flow fans.
Types of blowers are: -
● Centrifugal blowers.
● Positive-displacement blowers.
|It consists of motor and blades||It consists of fan, inlet, out-let and outer cover|
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