1. An axial flow water pump is based upon the free-vortex design. The mean diameter velocity diagram has an axial inlet with a flow coefficient of 0.3 and a work coefficient of 0.208. The tip diameter to mean diameter and the hub diameter to mean diameter ratios are 1.25 and 0.75 respectively. The blade velocity at the mean diameter is 60 m/s. Find and draw the velocity diagrams at the mean, hub and tip diameters. Show all velocities and angles on the velocity diagrams....

1. An axial flow water pump is based upon the free-vortex design. The mean diameter velocity diagram has an axial inlet with a flow coefficient of 0.3 and a work coefficient of 0.208. The tip diameter to mean diameter and the hub diameter to mean diameter ratios are 1.25 and 0.75 respectively. The blade velocity at the mean diameter is 60 m/s. Find and draw the velocity diagrams at the mean, hub and tip diameters. Show all velocities and angles on the velocity diagrams....

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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A fluid is a substance that is continuously deformed by the application of shear stress. The rate of deformation of a fluid depends on its viscosity. The fluid tries to flow when it interacts with some other system.

Question

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1. An axial flow water pump is based upon the free-vortex design. The mean diameter
velocity diagram has an axial inlet with a flow coefficient of 0.3 and a work coefficient of
0.208. The tip diameter to mean diameter and the hub diameter to mean diameter ratios
are 1.25 and 0.75 respectively. The blade velocity at the mean diameter is 60 m/s. Find and
draw the velocity diagrams at the mean, hub and tip diameters. Show all velocities and
angles on the velocity diagrams. {..

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Step 1: Write the given data and what is to find

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Step 2: Show the velocity triangles at the mean diameter

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Step 3: Calculate the respective velocities at the mean diameter.

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Step 4: Calculate the angles at the mean diameter.

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Step 5: Draw the velocity triangles at the hub diameter

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Step 6: Calculate the respective velocities at the hub diameter.

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Step 7: Calculate the angles at the hub diameter

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Step 8: Draw the velocity triangles at the tip diameter

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Step 9: Calculate the velocity triangles at the tip diameter

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Step 10: Calculate the angles at the tip diameter

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