Savitribai Phule Pune University, Maharashtra, Civil Engineering Semester 3, Fluid Mechanics Syllabus

Unit - 1 Properties of Fluids & Fluid Statics

1.1 Definition of fluid and fluid mechanics examples and practical applications involving fluids at rest and in motion

1.2 Classification of fluids Real and Ideal

1.3 Physical properties of a fluid

1.4 Dynamic Kinematic Viscosity

1.5 Compressibility

1.6 Cohesion Adhesion

1.7 Surface tension

1.8 Capillarity

1.9 Vapor Pressure

1.10 Basic equation of hydrostatics

1.11 Concept of pressure pressure head Pascal’s Law measurement of pressure absolute gauge

1.12 Principle of manometers Balancing liquid column dead weight pressure transducers and their types

1.13 Total pressure and center of pressure on plane horizontal vertical inclined and curved surfaces practical applications

1.14 Buoyancy and Floatation Principle of floatation and buoyancy

1.15 Stability of floating and submerged bodies

Unit - 2 Fluid Kinematics & Fluid Dynamics

2.1 Eulerian and Lagrangian approach

2.2 Velocity and acceleration and their components in Cartesian coordinates

2.3 Classification of flows streamline stream tube path line streak line control volume

2.4 Equation of continuity for 3D flow in Cartesian coordinates

2.5 Velocity potential stream function

2.6 Components of rotation

2.7 Flow net

2.8 Forces acting on fluid mass in motion

2.9 Euler’s equation of motion along a streamline and its integration to get Bernoulli’s equation and its limitations

2.10 Modified Bernoulli’s equation

2.11 Concept of HGL and TEL

2.12 Application of Bernoulli’s equation to measure discharge and velocity of flow Venturimeter Orifice meter Rotameter

2.13 Pitot tube

Unit - 3 Dimensional Analysis and Model Studies & Boundary layer Theory

3.1 Dimensional Homogeneity

3.2 Dimensional analysis using Buckingham’s Π MethodTheorem

3.3 Geometric similarity Kinematic similarity Dynamic similarity

3.4 Important dimensionless Numbers Reynolds No. Froude No. Euler No. Mach no. and Weber No and their significance

3.5 Model Laws Reynold’s law and Froude’s Law

3.6 Concept of boundary layer

3.7 Development of the boundary layer on flat plate and factors affecting the growth

3.8 Boundary Layer Thickness

3.9 Displacement thickness momentum and energy thickness

3.10 Laminar sublayer

3.11 Local and mean drag coefficients

3.12 Hydrodynamically smooth and Rough Boundaries

3.13 Boundary Layer separation and methods to control separation

Unit - 4 Laminar & Turbulent flow through pipes

4.1 Characteristics of laminar flow

4.2 Laminar flow through a circular pipe Hagen Poiseuille equation

4.3 Characteristics of turbulent flow

4.4 Instantaneous velocity temporal mean velocity

4.5 Scale of turbulence intensity of turbulence

4.6 Prandtl’s mixing length theory

4.7 Velocity distribution equation

4.8 Variation of friction factor for laminar flow and turbulent flow

4.9 Resistance of flow in smooth and rough pipes

4.10 Friction factor for commercial pipes

4.11 Moody’s Diagram

4.12 Energy losses in pipe flow

4.13 Equation for major loss and minor losses in pipe

4.14 Flow through pipes such as simple compound series parallel

4.15 Dupuit’s Equation

4.16 Pipe network analysis by Hardy Cross method

4.17 Introduction to Syphon

Unit - 5 Open Flow Channel

5.1 Introduction to Open channel flow Classification of channels

5.2 Channel flows and geometric elements of the channel

5.3 Basic governing equations of Channel flow viz. continuity equation energy equation and momentum equation

5.4 One dimensional approach

5.5 Velocity distribution in open channel flow

5.6 Uniform flow in open channels Uniform flow formulae Chezy’s and Mannings formulae

5.7 Factors affecting Mannings roughness coefficient

5.8 Important terms pertaining to uniform flow viz. normal depth conveyance section factor the concept of second hydraulic exponent

5.9 Uniform flow computations

5.10 Most efficient channel sections rectangular triangular and trapezoidal

5.11 DepthEnergy Relationships in Open Channel Flow Specific energy and Specific force diagram Depth discharge Diagram

5.12 Critical depth Conditions for the occurrence of critical flow

5.13 Froudes number flow classification based on it

5.14 Important terms pertaining to critical flow viz. section factor the concept of first hydraulic exponent

Unit - 6 GVF in Open Channel Flow & Fluid flow around Submerged Objects

6.1 Basic Assumptions of GVF

6.3 Classification of channel bed slopes Various GVF profiles

6.6 Definitions and expressions for drag lift drag coefficient lift coefficient types of drag

6.7 Introduction to Drag on the sphere cylinder flat plate and Aerofoil

6.8 Karman‘s vortex street

6.10 Introduction to Magnus effect

6.11 Lift on cylinder and Aerofoil

6.12 Polar diagram