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Rajan Sharma

Open Channel Hydraulics Notes Pdf

Rajan Sharma | 09-Feb-2016 |
Hydraulics , Hydraulics ,

Hi friends, here Rajan Sharma uploaded notes for Hydraulics and Fluid Mechanics with title Open Channel Hydraulics Notes Pdf. You can download this lecture notes, ebook by clicking on the below file name or icon.

1. Open Channel Hydraulics ... 2
1.1 Definition and differences between pipe flow and open channel flow............... 2
1.2 Types of flow ...... 3
1.3 Properties of open channels ............... 4
1.4 Fundamental equations........ 5
1.4.1 The Continuity Equation (conservation of mass)............ 6
1.4.2 The Energy equation (conservation of energy)............... 7
1.4.3 The momentum equation (momentum principle) ........... 8
1.5 Velocity distribution in open channels 9
1.5.1 Determination of energy and momentum coefficients.. 10
1.6 Laminar and Turbulent flow ............. 11
1.7 Uniform flow and the Development of Friction formulae 12
1.7.1 The Chezy equation....... 13
1.7.2 The Manning equation .. 13
1.7.3 Conveyance... 14
1.8 Computations in uniform flow .......... 15
1.8.1 Uniform flow example 1 - Discharge from depth in a trapezoidal channel.. 15
1.8.2 Uniform flow example 2 - Depth from Discharge in a trapezoidal channel. 16
1.8.3 Uniform flow example 3 - A compound channel.......... 17
1.9 The Application of the Energy equation for Rapidly Varied Flow... 18
1.9.1 The energy (Bernoulli) equation ... 19
1.9.2 Flow over a raised hump - Application of the Bernoulli equation 20
1.9.3 Specific Energy ............. 21
1.9.4 Flow over a raised hump - revisited. Application of the Specific energy equation. ..... 22
1.9.5 Example of the raised bed hump... 22
1.10 Critical , Sub-critical and super critical flow .... 23
1.11 The Froude number ........... 25
1.12 Application of the Momentum equation for Rapidly Varied Flow... 26
1.13 Gradually varied flow ....... 27
1.13.1 Example of critical slope calculation ............ 28
1.13.2 Transitions between sub and super critical flow ........... 28
1.14 The equations of gradually varied flow ............ 29
1.15 Classification of profiles ... 30
1.16 How to determine the surface profiles .............. 34
1.17 Method of solution of the Gradually varied flow equation............... 35
1.17.1 Numerical methods ....... 35
1.17.2 The direct step method – distance from depth .............. 35
1.17.3 The standard step method – depth from distance.......... 36
1.17.4 The Standard step method – alternative form............... 36
1.18 Structures........... 36
1.19 Critical depth meters ......... 36
1.19.1 Broad-crested weir ........ 37
1.19.2 Flumes ........... 38
1.19.3 Venturi flume 38

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