Saturday, 4 June 2016

PUMPS: IMPELLERS





Type of Pump Impeller: 

Close type impeller: In this type, vanes are completely surrounded by plates on both sides. A smooth   passage for the liquid is provided through this impeller.





     Semi open type impeller: In this type, only one plate is provided at one side. It has only base plate. This type of impeller is used when the liquid contain some impurities.
 







Open type Impeller: In this type vanes are opened on both sides. No base plate is provided. This types of impeller are used for fluid having more impurities.