Design and Construction of an Induction Furnace Cooling System

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Design and Construction of an Induction
Furnace(Cooling System)

• Presented By
• MG THANT ZIN WIN
• Roll No Ph.D-M-7
• 9th Seminar
  4.8.2004

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Minor Losses due to Friction

• Friction Losses in Laminar Flow

Darcys Equation
Hagen Poiseuille Equation
where,
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Friction Losses in Turbulent Flow

• Darcys Equation

• Use the
• Moodys Diagram

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Equations for Friction Factor
Laminar Flow Zone
Complete Turbulence Zone
For Smooth Pipe Line
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Boundary Dashed Lines of Complete Turbulent Zone
Transition Zone
where,
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Minor Losses due to Valves and Fittings
Loss Coefficient
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Sudden Enlargement
Theoretical
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Exit Loss
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Gradual Enlargement
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Sudden Contraction
For Gradual Contraction of a sooth Pipe
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Entrance Loss
Fig - Entrance Loss Coefficient
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Conclusion

• In most pipe flow systems, the primary energy
  loss is that due to pipe friction.
• Other types of losses are usually small by
  comparison.
• Theoretical prediction of losses is also complex.
• Experimental data are normally used.

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