National Institute of Technology Rourkela

राष्ट्रीय प्रौद्योगिकी संस्थान राउरकेला

ଜାତୀୟ ପ୍ରଯୁକ୍ତି ପ୍ରତିଷ୍ଠାନ ରାଉରକେଲା

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Syllabus

Course Details

Subject {L-T-P / C} : CE6436 : Fluvial Hydraulics { 3-0-0 / 3}

Subject Nature : Theory

Coordinator : Anurag Sharma

Syllabus

Module 1 :

Module1: Properties of water and sediment: [6 hours]
Introduction, Terminology, properties of water, properties of single sediment particle, Bulk properties of sediment
Module 2: Incipient Motion Criteria and Applications [7 hours]
Introduction, General consideration, Shear stress approach, velocity approach, Probabilistic Consideration, Other incipient motion criteria, stable channel design
Module 3: Turbulence in open channel flow [8 hours]
General, Decomposition and Averaging Procedure, Continuity Equation, Equation of Motion (Reynolds Equations), Classical Turbulence Theories, Classification of Flow Field in Open Channels, Velocity Distribution, Turbulence Intensity, Bed Shear Stress.
Module 4: Resistance to flow and Bedforms [5 hours]
Introduction, Resistance to flow with rigid boundary, Bed forms, Resistance to flow with movable boundary.
Module 5: Sediment-Load Transport [10 hours]
Bedload transport: Introduction, Shear stress approach, Energy stress approach, Discharge approach, Velocity Approach, Bed Forms approach, Probabilistic approach, stochastic approach, Regression approach, Equal mobility Approach
Suspended Load transport: Introduction, General Considerations, Exchange theory under equilibrium conditions, Suspended Load Formulas.
Total Load Transport: Introduction, General approach, Total load transport functions

Course Objective

1 .

To gain advanced knowledge on River dynamics mainly applicable to Water Resources Engineering

2 .

Help students to develop an understanding of solution of fluvial hydraulics which is an important part of River flow studies.

3 .

Provide idea on sediment flow computation, complex velocity distribution, scouring and erosion patterns in a river system

4 .

To get idea on flow resistance and mechanics of sediment transport

Course Outcome

1 .

CO1: To understand the applications of fluvial hydraulics and properties of sediment
CO2: To know the sediment transport mechanism and stable alluvial channels design in fluvial environments
CO3: To estimate the river flow hydraulics and turbulence in open channels
CO4: To understand the river bed morphology and flow resistance in an alluvial channel.
CO5: To identify the important aspects on sediment load transport in free surface flow studies.

Essential Reading

1 .

M.S. Stephenson, River Engineering, Prentice Hall, N. Delhi.

2 .

C. T. Yang, Sediment Transport, The McGraw-Hill Companies

Supplementary Reading

1 .

D.W. Knight and A.Y. Shamseidin, River Basin Modelling for flood risk management, Tayler and Francis Group, London

2 .

H. Chang, Fluvial Processes in River Engineering, Krieger Pub Co. 2001