Master the science of liquids and gases with our BME403 VTU Notes. Explore fluid statics, dynamics, and boundary layer theory for the 2022 Scheme at the all-new vtubuddy.in Mechanical Engineering resource portal.
Master the science of liquids and gases with our BME403 VTU Notes. Explore fluid statics, dynamics, and boundary layer theory for the 2022 Scheme at the all-new vtubuddy.in Mechanical Engineering resource portal.
Basics: Introduction, Properties of fluids-mass density, weight density, specific volume, specific gravity, viscosity, surface tension, capillarity, vapour pressure, compressibility and bulk modulus. Concept of continuum, types of fluids etc,pressure at a point in the static mass of fluid, variation of pressure, Pascal’s law,Absolute, gauge, atmospheric and vacuum pressures pressure measurement by
simple, differential manometers and mechanical gauges.
Fluid Statics: Total pressure and center of pressure for horizontal plane, vertical plane surface and inclined plane surface submerged in static fluid.
Fluid Kinematics: Types of Flow-steady, unsteady, uniform, non-uniform, laminar, turbulent, one, two and three dimensional, compressible, incompressible, rotational, irrotational, stream lines, path lines, streak lines, velocity components, convective and local acceleration, velocity potential, stream function, continuity equation in Cartesian co-ordinates. Rotation, vorticity and circulation, Laplace equation in velocity potential and Poisson equation in stream function, flow net, Problems. Laminar and Turbulent flow: Flow through circular pipe, between parallel plates, Power absorbed in
Fluid Dynamics: Momentum equation, Impacts of jets- force on fixed and moving vanes, flat and curved. Numericals.Euler’s equation, Integration of Euler’s equation to obtain Bernoulli’s equation,
Bernoulli’s theorem, Application of Bernoulli’s theorem such as venture meter, orifice meter, rectangular and triangular notch, pitot tube, orifices etc., related numericals. Loss of head due to friction in pipes, Major and minor losses, pipes in series and parallel.
Flow over bodies: Development of boundary layer, Lift and Drag, Flow around circular cylinders, spheres, aerofoils and flat plates, Streamlined and bluff bodies, boundary layer separation and its control.
Dimensional Analysis: Derived quantities, dimensions of physical quantities, dimensional homogeneity, Rayleigh method, Buckingham Pi-theorem, dimensionless numbers, similitude, types of
Compressible flows: Speed of sound, adiabatic and isentropic steady flow, Isentropic flow with area change stagnation and sonic properties, normal and oblique shocks, flow through nozzles. Introduction to CFD: Necessity, limitations, philosophy behind CFD, applications
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