Complete course Syllabus of Fluid Mechanics CE505 for Bachelor in Civil Engineering and Agricultural Engineering II/I under Institute of Engineer Tribhuvan University
FLUID MECHANICS
CE 505
Lecture : 3 Year : II
Tutorial : 2
Part : I
Practical : 1
Course Objective:
A
proper understanding of fluid mechanics is extremely important in many areas of
civil engineering. This
course has been designed to provide basic knowledge of fluid mechanics to the
students of civil engineering so that it would be helpful them to understand
the basic phenomena of this science. This
course shall be considered as an introduction: common for all civil engineering faculties of Tribhuvan University in the
second year first part of undergraduate.
1.
Fluid and
its physical properties (3 hours)
1.1
Basic
concept and definition of fluid. Application in civil engineering
1.2
Shear stress
in a moving fluid, Difference between solids and fluids
1.3
Concept of
control volume and continuum in fluid mechanics
1.4
Mass
density, specific weight, specific gravity, specific volume, viscosity,
compressibility, capillarity, surface tension, cavitation and vapour pressure (relations, their dimension, units
as well as values for different materials).
1.5
Newton’s law of viscosity causes of
viscosity in liquid and gases.
1.6
Variation of
viscosity with temperature for different fluids
1.7
Different
methods for finding viscosity of fluids like viscometer etc.
1.8
Ideal and
Real fluid, Newtonian and non Newtonian, compressible and incompressible fluid
with examples
2.
Pressure and
Head (4 hours)
2.1
Introduction,
application in civil engineering. Concept about the absolute and relative
equilibrium.
2.2
Atmospheric,
gauge and absolute pressure
2.3
Hydrostatics
law of pressure distribution (pressure depth relationship)
2.4
Pascal's law
2.5
Measurement
of pressure, simple manometer as piezometer, Utube manometer, single column
vertical and inclined manometers, differential
manometer, inverted Utube differential manometer, bourden gauge
3.
Hydrostatics
(10 hours)
3.1
Pressure
force and centre of pressure on submerged bodies (plane and curve Surfaces)
3.2
Computation
of pressure forces on gates (plane and curve), dams, retainingstructures and
other hydraulic structures, pressure diagrams
3.3
Buoyancy,
flotation concept, thrust on submerged and floating bodies, hydrometer
3.4
The stability
of floating and submerged bodies.
3.5
Metacentre,
determination of metacentric height.
3.6
Liquid in
relative equilibrium (pressure variation in the case of uniform linear and
radial acceleration)
3.7
Computer
programme coding for simple problems
4.
Hydrokinematics (4 hours)
4.1
Lagragian
and Eulerain approaches of describing fluid flow
4.2
One, two and
three dimensional of flow
4.3
Classification
of fluid motion (uniform and
nonuniform,
steady and unsteady, laminar and turbulent flows)
4.4
Rotational
and Irrotational motion, stream function and potential function.
4.5
Description
of streamline, streak line, path line and stream tube and their drawing
procedures
4.6
Conservation
principle of mass and continuity equation in Cartesian and cylindrical polar coordinates (one , two and three dimensional)
5.
Hydrodynamics
(2
hours)
5.1
Forces
acting on a fluid in motion (gravitational, pressure, viscous, turbulent,
surface tension, and compression forces)
5.2
Reynolds's,
Euler's and NavierStoke's equation of motions
5.3
Development
of the Euler's Equation of motion
5.4
Bernoulli's
equation and its physical meaning
6.
Flow
measurement (7 hours)
6.1
Venturimeter,
orifice meter nozzle meter and Pitot tube
6.2
Flow through
orifice (small
orifice, large orifice, partially submerged orifice as well as submerged orifice)
6.3
Different
hydraulic coefficients Cv, Cc and Cd) and their determination
6.4
Notches and
Weir (classification,
discharge through rectangular, triangular trapezoidal , and Cipoletti notches, Sharp crested weir, narrow crested
weir, broad crested as well as ogee shaped
weirs)
6.5
Emptying and
filling of reservoirs without inflow (cylindrical, hemispherical and conical). Emptying and filling of reservoir
with inflow (cylindrical
case).
6.6
Computer
programme coding for simple problems
7.
Momentum
principle and flow analysis (6 hours)
7.1
Momentum
principle and equations
7.2
Application
of equation of calculate forces (pipe in bends, enlargements and reducer)
7.3
Forces
exerted by the jet on stationary and moving vanes of different shapes
7.4
Concept of
angular momentum with examples.
8.
Boundary
Layer theory (3 hours)
8.1
Boundary
layer concept and definition.
8.2
Boundary
layer concept along a thin plate (laminar zone, turbulent zone, transition zone
as well as laminar sub layer)
8.3
Application
of this concept (hydraulically
smooth and rough boundary)
8.4
Boundary
layer thickness (Boundary
layer thickness, momentum thickness, and is placement thickness)
9.
Flow past through submerged bodies (3 hours)
9.1
Introduction
to the drag and lift forces acting on a body
9.2
Expression
for drag and lift forces
9.3
Pressure and
friction drag; drag coefficients
9.4
Drag on a
flat plate, cylinder and sphere
9.5
Concept of
aerofoil.
10.
Similitude
and physical modeling (3 hours)
10.1
Introduction
to dimensional analysis (physical quantities and their dimensions)
10.2
Methods of
dimensional analysis (Rayleigh and Buckingham theorem)
10.3
Similitude,
laws of similarity, distorted and undistorted model Physical model and modeling
criteria (Reynolds,
Froude, Euler, Weber and Mach's model laws with some examples.)
Practical:
The
following exercises will be performed in this course. These
are:
1.
Hydrostatic force on submerged body
2.
Stability of a floating body
3.
Verification of Bernoulli’s
equation
4.
Impact of jet
5.
Flow through edged orifice
6.
Flow over broadcrested
weir
Tutorials:
There shall be
related tutorials exercised in class and given as regular homework exercises. Tutorials can be as
following for each specified chapters.
1.
Physical
Properties of Fluids
(2 hours)

Practical examples, numerical examples
2.
Pressure and
Head (3 hours)

Practical examples, numerical examples and derivation type questions
3.
Hydrostatics (6 hours)

There will be tutorial for each subsection

Use of computer programme (studied
in I/I) for solving
exercises
4.
Hydrokinematics (2 hours)

Practical examples, numerical examples and derivation type questions
5.
Hydrodynamics (3 hours)

Practical examples, numerical examples and derivation type questions
6.
Flow
measurements (4 hours)

Practical examples, numerical examples and derivation type questions

There will be tutorial for each subsection

Use of computer programme (studied
in I/I) to solve some
problems
7.
Momentum
principle and flow analysis (3 hours)

Practical examples, numerical examples and derivation type questions

There will be tutorial for each subsection

Use of computer programme (studied
in I/I) to solve some
problems
8.
Flow past
submerged bodies
(2 hours)

Practical examples, numerical examples and derivation type questions
9.
Boundary
layer theory
(2 hours)

Practical examples, numerical examples and derivation type questions
10.
Similitude
and physical modeling (2 hours)

Practical examples, numerical examples and derivation type questions
References:
1.
“Fluid Mechanics for Civil Engineers”, Webber, N.B. 1995, Chapman and Hall.
2.
Victor and
street, “Elementary
fluid mechanics”, sixth
edition, John wiley and sons inc. 605, third avenue, Newyork
3.
D.S. Kumar “Fluid Mechanics and Fluid power
Engineering” S.K. Kataria and Sons, sixth edition,
2005
4.
K. L. Kumar “Engineering Fluid Mechanics”, , Eurasia Publishing house (P) Ltd. Ram Nagar New Delhi, 2000.
5.
Hydraulics
fluid mechanics and fluid machines, S Ramamrutham. Dhanpat Rai Publishing Company (P) Ltd. New Delhi Seventh Edition 2006
6.
Fundamentals
of Fluid Mechanics, D. P.Sangroula, Nepal Printing Support, Anamnager, Kathmandu,
2008
Evaluation Scheme:
The question will cover all the chapters of
the syllabus. The
evaluation scheme will be as indicated in the table below:
Chapters

Hours

Marks distribution*

1

3

6

2

4

6

3

10

15

4

4

6

5

2

4

6

7

12

7

6

8

8

3

7

9

3

8

10

3

8

Total

45

80

good
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