An axial flow pump delivers 40 ft3 s of air which enters at 20C and 1 atm The flow passage has a 10 in outer radius and an 8 in inner radius Blade angles are 1 60 and 2 70, and the rotor runs at 1800 rpm For the first stage, compute (a) The head rise and (b) The power required

Question: An axial-flow pump delivers 40 ft3/s of air which enters at 20C and 1 atm. The flow passage has a 10-in outer radius and an

An axial-flow pump delivers 40 ft3/s of air which enters at 20°C and 1 atm. The flow passage has a 10-in outer radius and an 8-in inner radius. Blade angles are α1 = 60° and β 2 = 70°, and the rotor runs at 1800 rpm. For the first stage, compute
(a) The head rise; and
(b) The power required.

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