In the first stage of the impulse turbine, the adiabatic heat drop in the nozzle is 350 (kJ/kg), the velocity coefficient of the nozzle is 0.96, the nozzle exit angle is 20 degrees, the circumferential speed of the rotor is 350 m/s, the rotor The exit angle is 30 degrees. Find the next value. (1) Nozzle efficiency, (2) Draw a velocity triangle (scale), (3) Circumferential force acting on the rotor blade (4) Find the forward efficiency of the turbine.
In the first stage of the impulse turbine, the adiabatic heat drop in the nozzle is 350 (kJ/kg), the velocity coefficient of the nozzle is 0.96, the nozzle exit angle is 20 degrees, the circumferential speed of the rotor is 350 m/s, the rotor The exit angle is 30 degrees. Find the next value. (1) Nozzle efficiency, (2) Draw a velocity triangle (scale), (3) Circumferential force acting on the rotor blade (4) Find the forward efficiency of the turbine.
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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In the first stage of the impulse turbine, the adiabatic heat drop in the nozzle is 350 (kJ/kg), the velocity coefficient of the nozzle is 0.96, the nozzle exit angle is 20 degrees, the circumferential speed of the rotor is 350 m/s, the rotor The exit angle is 30 degrees. Find the next value.
(1) Nozzle efficiency,
(2) Draw a velocity triangle (scale),
(3) Circumferential force acting on the rotor blade
(4) Find the forward efficiency of the turbine.
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