Name: Notes Fluid Mechanics and Hydraulic Machines FMHM
Rating: 4.4 (67 reviews)
Author: ALOK KUMAR NANDA

Scope of fluid mechanics and its development as a science
Physical property of Fluid: Density, specific gravity, specific weight, specific volume, surface
tension and capillarity, viscosity, compressibility and bulk modulus, Fluid classification.
Fluid statics: Pressure, Pascal’s Law, Pressure variation for incompressible fluid, atmospheric
pressure, absolute pressure, gauge pressure and vacuum pressure, manometer

Introduction

Fluid Statics

Hydrostatic process on submerged surface, force on a horizontal submerged plane surface,
force on a vertical submerged plane surface.

Hydrostatic Process On Surface

Buoyancy and floatation, Archimedes’ principle, stability of immersed and floating bodies,
determination of metacentric height.

Buoyancy And Floatation

Introduction, description of fluid flow, classification of fluid flow. Reynold’s
number, Acceleration of fluid particles, flow rate and continuity equation, differential equation of
continuity

Fluid Kinematics

: Introduction, Euler’s equation along a streamline, energy equation, Bernoulli’s equation
and its application to siphon, venturimeter, orificemeter, pitot tube.

Fluid Dynamics

Loss due to friction, Minor energy losses in pipes Hydraulic Gradient Line (HGL),
Total Energy Line (TEL), Power transmission in the fluid flow in pipes, fluid flow in pipes in series and
parallel

Flow In Pipes And Ducts

Classification, Impulse and Reaction turbine; Tangential, Radial and axial turbine.
Impulse turbine, Pelton wheel, bucket dimensions, number of buckets in pelton wheel, efficiency and
performance curves.

Hydraulic Turbine

Francis turbine and Kaplan turbine, velocity triangle and efficiencies, performance
curve. Function of draft tube and casing cavitation

Reaction Turbines

constructional features, vane shape, velocity triangles, Efficiencies, Multi stage
centrifugal pumps, Pump Characteristic, NPSH and Cavitation.

Notes for Fluid Mechanics and Hydraulic Machines - FMHM by ALOK KUMAR NANDA

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FMHM