Information :

What does GD^2 mean ?
GD^2 gives the value of Moment of Inertia.


Blower : A blower is a low compression ratio compressor

What are the means of balancing axial thrust on impeller in a pump ?
Axial Thrust is balanced by the addition of a back wear ring and or by drilling holes (removing mass) and or addition of mass on the impeller.

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