Introduction to Fluid Mechanics Chapter 11 OpenChannel Flow

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Introduction to Fluid Mechanics Chapter 11 Open-Channel Flow © Fox, Pritchard, & Mc. Donald

Introduction to Fluid Mechanics Chapter 11 Open-Channel Flow © Fox, Pritchard, & Mc. Donald

Main Topics ü Steady Uniform Flow ü Specific Energy, Momentum Equation, and Specific Force

Main Topics ü Steady Uniform Flow ü Specific Energy, Momentum Equation, and Specific Force ü Steady, Gradually Varied Flow ü Rapidly Varied Flow ü Discharge Measurement © Fox, Pritchard, & Mc. Donald

Steady Uniform Flow ü Control Volume © Fox, Pritchard, & Mc. Donald

Steady Uniform Flow ü Control Volume © Fox, Pritchard, & Mc. Donald

Steady Uniform Flow ü Chezy Equation ü Chezy Coefficient © Fox, Pritchard, & Mc.

Steady Uniform Flow ü Chezy Equation ü Chezy Coefficient © Fox, Pritchard, & Mc. Donald

Steady Uniform Flow ü Manning Equation (SI) ü Manning Equation (US Customary) © Fox,

Steady Uniform Flow ü Manning Equation (SI) ü Manning Equation (US Customary) © Fox, Pritchard, & Mc. Donald

Steady Uniform Flow ü Manning Roughness Coefficients © Fox, Pritchard, & Mc. Donald

Steady Uniform Flow ü Manning Roughness Coefficients © Fox, Pritchard, & Mc. Donald

Specific Energy, Momentum Equation, and Specific Force ü Specific Energy © Fox, Pritchard, &

Specific Energy, Momentum Equation, and Specific Force ü Specific Energy © Fox, Pritchard, & Mc. Donald

Specific Energy, Momentum Equation, and Specific Force ü Froude Number Criterion (Rectangular Channel) ©

Specific Energy, Momentum Equation, and Specific Force ü Froude Number Criterion (Rectangular Channel) © Fox, Pritchard, & Mc. Donald

Specific Energy, Momentum Equation, and Specific Force ü Momentum Equation © Fox, Pritchard, &

Specific Energy, Momentum Equation, and Specific Force ü Momentum Equation © Fox, Pritchard, & Mc. Donald

Specific Energy, Momentum Equation, and Specific Force ü Momentum Equation (Steady State) © Fox,

Specific Energy, Momentum Equation, and Specific Force ü Momentum Equation (Steady State) © Fox, Pritchard, & Mc. Donald

Specific Energy, Momentum Equation, and Specific Force ü Specific Force © Fox, Pritchard, &

Specific Energy, Momentum Equation, and Specific Force ü Specific Force © Fox, Pritchard, & Mc. Donald

Specific Energy, Momentum Equation, and Specific Force ü Critical Flow Examples © Fox, Pritchard,

Specific Energy, Momentum Equation, and Specific Force ü Critical Flow Examples © Fox, Pritchard, & Mc. Donald

Steady, Gradually Varied Flow ü Differential Equation © Fox, Pritchard, & Mc. Donald

Steady, Gradually Varied Flow ü Differential Equation © Fox, Pritchard, & Mc. Donald

Rapidly Varied Flow ü Example: Hydraulic Jump © Fox, Pritchard, & Mc. Donald

Rapidly Varied Flow ü Example: Hydraulic Jump © Fox, Pritchard, & Mc. Donald

Rapidly Varied Flow ü Hydraulic Jump (Continued) © Fox, Pritchard, & Mc. Donald

Rapidly Varied Flow ü Hydraulic Jump (Continued) © Fox, Pritchard, & Mc. Donald

Discharge Measurement Using Weirs ü Example (Sharp Crested Weir) © Fox, Pritchard, & Mc.

Discharge Measurement Using Weirs ü Example (Sharp Crested Weir) © Fox, Pritchard, & Mc. Donald

Discharge Measurement Using Weirs ü Suppressed Rectangular Weir ü Contracted Rectangular Weir Effective Length

Discharge Measurement Using Weirs ü Suppressed Rectangular Weir ü Contracted Rectangular Weir Effective Length © Fox, Pritchard, & Mc. Donald

Discharge Measurement Using Weirs ü Triangular Weir © Fox, Pritchard, & Mc. Donald

Discharge Measurement Using Weirs ü Triangular Weir © Fox, Pritchard, & Mc. Donald

Discharge Measurement Using Weirs ü Broad-Crested Weir © Fox, Pritchard, & Mc. Donald

Discharge Measurement Using Weirs ü Broad-Crested Weir © Fox, Pritchard, & Mc. Donald