Euler’s Work Equation-Turbomecines-Lecture Slides, Slides for Turbomecines. B R Ambedkar National Institute of Technology

Turbomecines

Description: Main topics for the course are how to create electricity, design of Kaplan turbine and runner, hydraulic turbines, flow momentum, Fracnis turbine, Euler work equation, ancient power resources, Pelton turbine plant, HEPP development, redial inflow turbine. This lecture includes: Euler, Work, Equation, Torque, Flow, Angular, Momentum, Shaft, Output, Whirl, Velocity, Conservation, Energy, Steady
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Euler’s Work Equation
Torque exerted by flow on blade row = shaft output torque
= Rate of change of Angular momentum of fluid =
kVjViVV rx ˆ
ˆˆ
Euler Theory:
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dt
dL
Define, L as Angular momentum
Angular momentum is moment of linear momentum of
angular velocity, V
rmVL
For a steady flow through a turbomachine:
Inlet rate of angular momentum : 11rVm
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