The following data relate to a compound impulse turbine having two rows of moving blades and one row of fixed blades in between them. Steam velocity coming out of nozzle = 450 m/sec., Nozzle angle = 15°, Moving blades tip discharge angles = 30°, Fixed blade discharge angle = 20°, Friction loss in each blade rows = 10% of the relative velocity. Find the blade velocity, blade efficiency and specific steam consumption for turbine.

The following data relate to a compound impulse turbine having two rows of moving blades and one row of fixed blades in between them. Steam velocity coming out of nozzle = 450 m/sec., Nozzle angle = 15°, Moving blades tip discharge angles = 30°, Fixed blade discharge angle = 20°, Friction loss in each blade rows = 10% of the relative velocity. Find the blade velocity, blade efficiency and specific steam consumption for turbine.

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

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Problem 1.1MA

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Applied Fluid Mechanics

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

The following data relate to a compound
impulse turbine having two rows of
moving blades and one row of fixed blades
in between them. Steam velocity coming
out of nozzle = 450 m/sec., Nozzle angle
15°, Moving blades tip discharge angles =
30°, Fixed blade discharge angle = 20°,
Friction loss in each blade rows = 10% of
the relative velocity. Find the blade
velocity, blade efficiency and specific
steam consumption for turbine.

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