Course Details

Subject {L-T-P / C} : ME2302 : Fluid Mechanics { 3-0-0 / 3}

Subject Nature : Theory

Coordinator : Dr. Suman Ghosh

Syllabus

Module 1 (Introduction): Definition of fluid, Concept of shear stress, Concept of the continuum, Properties of fluids, Classification (like Ideal and Real fluids, Newtonian and Non-Newtonian fluids, Internal versus External Flow, Compressible versus Incompressible Flow, Laminar versus Turbulent Flow, Natural versus Forced Flow, Steady versus Unsteady Flow, One-, Two-, and Three-Dimensional Flows, etc.).

Module 2 (Fluid Statics): Pressure at a point, Pascal’s law, Variation of pressure within a static fluid – equation of hydrostatic pressure distribution, Variation of properties in static atmosphere, Measurement of pressure, Hydrostatic thrust on plane and curved surfaces, Buoyancy, Stability of submerged and floating bodies, Fluid masses subjected to uniform accelerations.

Module 3 (Fluid Kinematics): Eulerian and Lagrangian description of fluid flow, Velocity and acceleration of fluid particles, Streamline, Streak line and path line, Stream tube, Deformation of a fluid element – linear and angular deformation and rotation, Vortex motion-irrotational flow, Pressure and stress tensor, Stream function and velocity potential.

Module 4 (Fluid Dynamics): Principle of conservation of mass and momentum, Navier-Stokes equations – some exact solutions, Inviscid flow – Euler equation, Derivation of Bernoulli’s equation and physical significance of different terms, Applications of Bernoulli’s equation.

Module 5 (Characteristics of Laminar & Turbulent Flow): Reynolds experiment, Critical Reynolds number. Laminar flow through a pipe – Hagen Poiseuille equation. Flow through Closed Conduits: Darcy Weisbach equation, Friction factor, Moody’s diagram, Minor losses – at sudden expansion, contraction, at bends, etc.

Course Objectives

Course Outcomes

Upon completion of this course, students will be able: <br />CO1. To identify the relationship between fluid properties. To recognize and identify the fluid properties. <br />CO2. To apply the concept of fluid statics fundamental in real-life engineering problems. <br />CO3. To express and represent the fluid flow in diverse real-life engineering applications. <br />CO4. To apply the basic principle of continuity and momentum to model fluid flow problems in engineering. <br />CO5. To apply fundamental knowledge of mathematics to formulate, model, and analyze real-life fluid flow problems. To conduct fluid flow experiments (in teams) and interpret data from model studies to prototype cases, as well as document them in engineering reports.

Essential Reading

Supplementary Reading