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Euler’s Work Equation-Turbomecines-Lecture Slides

Slides, Turbomecines

Post: August 12th, 2012
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
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  ˆ ˆ V  Vx i  V ˆ  Vr k j Euler Theory: Torque exerted by flow on blade row = shaft output torque = Rate of change of Angular momentum of fluid =  docsity.com Define, L as Angular momentum dL  dt Angular momentum is moment of linear momentum of angular velocity, V L  mV r For a steady flow through a turbomachine: Inlet rate of angular momentum :  mV 1r1 docsity.com  Exit rate of angular momentum at exit: mV 2 r2 Change in Rate of angular momentum: mV 2 r2  mV 1r1      mV 2 r2  V 1r1  Power :  P    m V 2 r2  V 1r1  A change Whirl Velocity of fluid is only responsible for Power Exchange between fluid and rotor in a turbo-machine ! docsity.com Conservation of Energy First Law for Steady Flow Steady State Turbo Machine:  Q CV     V2 V2    m h   gz   m  h   gz   PCV    ..

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