## MV3301 Syllabus - Marine Hydraulics And Fluid Machinery - 2021 Regulation Anna University

MV3301

MARINE HYDRAULICS AND FLUID MACHINERY

LTPC

3003

OBJECTIVES: Upon successful completion of the course, students should be able to:
• To impart knowledge on properties of fluid.
• To understand fluid kinematics and dynamics.
• Learn laminar and turbulent flow of fluid.
• To understand the working principles and characteristics of different types of pumps used onboard ship.
• Able to classify and understand working of turbines.

UNIT I

FLUID STATICS

9

Properties of fluid – pressure head – Pascal’s law – absolute and gauge pressures – measurement of pressure – manometers (single, U-tube, differential), Mechanical gauges – Hydrostatic forces on a submerged plane and curved surfaces – centre of pressure – Buoyancy and Floatation – Meta-centric height – stability of floating and submerged bodies.

UNIT II

FLUID KINEMATICS AND DYNAMICS

9

Kinematics: Types of fluid flow – Types of flow lines – rate of flow – continuity equation – circulation and vorticity – stream function, velocity potential – equipotent line – cauchy riemann equations – flow nets. Dynamics: Euler’s Equation of motion – bernoulli’s equation – applications – venturimeter, orifice meter, pilot tube – free liquid jet – impulse momentum equation – coriolis co-efficients –flow through an orifice – torricelli’s theorem – hydraulic coefficients

UNIT III

LAMINAR AND TURBULENT FLOWS

9

Reynold’s experiment – critical Reynolds number – Rotating Viscometer – Navier – stokes equations of motion– relation between shear stress and pressure gradient – flow of viscous fluid in circular pipes – turbulent flow – major and minor energy losses – pipes in series and parallel – power transmission through pipes – boundary layer – characteristics – thickness – total drag due to laminar and turbulent layer – boundary layer separation and its control.

UNIT IV

PUMPS

9

Roto dynamic pumps – principles of dimensional analysis – Buckinghams theorem – important dimensionless numbers applicable to fluid mechanics – impact of jets – force exerted by a jet on flat, curved plates and pipe bends. Surge pressure and control – centrifugal pumps – some definitions – pump output and efficiencies – effect of vane angle– cavitation – constructional details, pump characteristics, multistage pumps. Axial flow pumps – characteristics – constructional details, nondimensional parameters – efficiencies. Vibration & noise in hydraulic pumps.

UNIT V

HYDRAULIC TURBINES

9

Classification of hydraulic turbines – pelton turbines, velocity triangle – efficiencies – non dimensional numbers, working principle of the pelton wheel. francis and kaplan turbines – velocity triangles, - efficiencies of the draft tubes, hydraulic turbine characteristics.

TOTAL: 45 PERIODS

OUTCOMES: Upon successful completion of the course, students should be able to:
CO1: To understand the Fluid properties and effect of various forces acting on different planes, surfaces and Pipes.
CO2: The In-viscid flow and Real Viscous flow and their characteristics.
CO3: To understand the working principles of pumps.
CO4: To understand and apply the theoretical knowledge hydraulic turbines fitted on board ships.
CO5: Apply basic equation of laminar flow and turbulent flows of liquid

TEXT BOOKS:
1. Joy, “Hydraulic Power Transmission In Marine Machinery”, Marine Engineering Practice Vol-1, Part-07 , IMarEST, London,2002.
2. Gupta, S.C.,” Fluid Mechanics and Hydraulic Machines” 1st Ed. Pearson, 2011.
3. John F.Douglas, Janusz M. Gasiorek, John A. Swaffield and Lynne B. Jack, “ Fluid Mechanics”, 1 st Ed. Pearson, Sixth Impression, 2011.

REFERENCES:
1. Roberson, J.A. and Crowe C.T., “Engineering Fluid Mechanics”, 6th Edition, John wiley, 1999.
2. Narayana Pillai,N,”Principles of Fluid Mechanics and Fluid Machines”,3rd Edition, University Press, 2013.
3. James A. Fay, “Introduction to Fluid Mechanics”, PHI Learning Pvt. Ltd.,1994.
4. Anthony Esposito, “ Fluid Power with Applications”,6th Ed. Pearson, 2003.
5. R K Rajput, “Fluid Mechanics and Hydraulic Machines” 2nd revised Edition, S.Chand & Company Ltd., New Delhi, 2002.
6. Bruce,R.M., Donald, F.Y., Theodore, H.O., “Fundamentals Of Fluid Mechanics” 5th Edition, John Wiley & Sons (Asia) Pvt. Ltd. India,2002