Theory of Draft Tube

In this video, I Explained theory of draft tube, in which we apply Bernoulli’s theorem at inlet and outlet of draft tube and find out below two equations.
1. Conversation of kinetic energy in pressure energy.
2. Efficiency of draft tube.

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Video link:
Hydraulic Turbine:
Classification of pelton wheel turbine:    • Classification of turbine  
Difference between impulse and reaction turbine:    • Difference between impulse and reacti...  
Efficiency of turbine:    • Efficiencies of turbine  
Pelton wheel turbine.    • Pelton Wheel Turbine  
Velocity Triangle, Work done, efficiency and maximum efficiency of pelton wheel turbine :    • Velocity Triangle, Work done, efficie...  
Design Aspect of pelton wheel turbine:    • important parameter for design of pel...  
Difference between Kaplan and Francis turbine :    • Difference between kaplan and francis...  
Specific Speed of turbine:    • Specific speed of turbine  
Draft tube and types of draft tube :    • Draft tube,function of draft tube and...  
Theory of draft tube :    • Theory of Draft Tube  
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Impact of Jet
Introduction of Impact of Jet :    • Introduction of impact of jet  
Impact of Jet on Fixed vertical Plate :    • Impact of jet on fixed vertical plate  
Impact of Jet on Fixed Inclined Plate :    • Impact of Jet on Fixed Inclined Plate  
Impact of Jet on Fixed Curved Plate (Jet Strikes at the centre) :    • Impact of Jet on Fixed Curved Plate a...  
Impact of Jet on Fixed Curved Plate (Jet Strikes at tangentially) :    • Impact of jet on Fixed Curved Plate J...  
Impact Of jet on Hinge Plate :    • Impact of jet on hinged plate  
Impact of Jet on Moving Vertical Flat Plate :    • Impact of Jet on Moving Vertical Flat...  
Impact of Jet on Moving Inclined Plate :    • Impact of jet on moving inclined plate  
Moving curved plate when jet strike at center:    • impact of jet on moving curved plate ...  
Impact Of Jet On Moving Curved Plate Strikes One End Of The Tip Tangentially :    • Impact Of Jet On Moving Curved Plate ...  
Impact Of Liquid Jet On Series Of Flat Plate Mounted On A Wheel :    • Impact Of Liquid Jet On Series Of Fla...  
Jet propulsion :    • Jet Propulsion  
Propulsion of ship :    • propulsion of ship  
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Every mechanical Engineer need to know
Difference between COP and Efficiency:    • Difference Between COP and Efficiency.  
Meaning of a in R134a in Refrigerant :    • Meaning of a in R134a  
Sensible And Latent Heat :    • Sensible And Latent Heat  
How to make water from air:    • हवा से पानी कैसे बनाते हैं how to mak...  
Difference Between Cooling and Refrigeration:    • Difference Between Cooling and Refrig...  
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Hydraulic Ram :    • Hydraulic Ram  
Hydraulic intensifier    • Hydraulic intensifier