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2009 ME V SEM- BE Curriculum and Syllabus
Curriculum and Syllabus: B.E.2009 ME, Anna University Trichy, 2009
Semester: 5
ME1301, Dynamics of Machinery
Objective
To understand the force-motion relationship in components subjected to External Forces
To analyse the force-motion characteristics of standard mechanisms
To study the undesirable effects of unbalances resulting from prescribed motions in mechanism.
To visualise the effect of Dynamics of Undesirable Vibrations
To understand the principles in mechanisms used for governing of machines.
Unit I - FORCE ANALYSIS
Rigid body dynamics in general plane motion - Equations of motion - Dynamic force analysis - Inertia force and inertia torque - DAlemberts principle - The principle of superposition - Dynamic analysis in reciprocating engines - Gas forces - Equivalent masses - Bearing loads - Crank shaft - torque - Turning moment diagrams - Fly wheels - Engine shaking forces - Cam dynamics - Unbalance, spring, surge and windup.
Unit II - BALANCING
Static and dynamic balancing - Balancing of rotating masses - Balancing a single cylinder engine - Balancing multi cylinder engines - Partial balancing in locomotive engines - Balancing linkages - Balancing machines.
Unit III - FREE VIBRATION
Basic features of vibratory systems - Idealized models - Basic elements and lumping of parameters - Degrees of freedom - Single degree of freedom - Free vibration - Equations of motion - Natural frequency - Types of damping - Damped vibration critical speeds of simple shaft - Torsional systems: - natural frequency of two and three rotor systems.
Unit IV - FORCED VIBRATION
Response to periodic forcing - Harmonic forcing - Forcing caused by unbalance - Support motion - Force transmissibility and amplitude transmissibility - Vibration isolation.
Unit V - MECHANISMS FOR CONTROL
Governors - Types - Centrifugal governors - Gravity controlled and spring controlled centrifugal - governors - Characteristics - Effect of friction - Controlling force - Other Governor mechanisms. - Gyroscopes - Gyroscopic forces and torques - Gyroscopic stabilization - Gyroscopic effects in - automobiles, ships and airplanes.
TEXT BOOKS
1.Rattan, S.S., theory of Machines, Tata McGraw-Hill Publishing Company Ltd., 1994.
2.Shigley, J.E. and Uicker, J.J., Theory of Machines and Mechanisms, McGraw-Hill Inc., 1995.
REFERENCES
1.Thomas Bevan, Theory of Machines, CBS Publishers and Distributors, 1984.
2.Ghosh, A. and Mallick, A.K., Theory of Mechanisms and Machines, Affiliated East-West Press Pvt. Ltd., 1988.
3.John Hannah and Stephens, R.C., Mechanics of Machines, Viva low-Priced Student Edition, 1999
ME1302, Design of Machine Elements
Objective
To familiarise the various steps involved in the Design Process
To understand the principles involved in evaluating the shape and dimensions of a component to satisfy functional and strength requirements.
To learn to use standard practices and standard data
To learn to use catalogues and standard machine components
Unit I - STEADY STRESSES AND VARIABLE STRESSES IN MACHINE MEMBERS
Introduction to the design process - Factor influencing machine design - Selection of materials based - on mechanical properties - Direct, bending and torsional stress equations - Impact and shock loading - Calculation of principle stresses for various load combinations, eccentric loading - Design of curved - beams Crane hook and C frame - Factor of safety - Theories of failure - Stress concentration - Design for variable loading - Soderberg, Goodman and Gerber relations.
Unit II - DESIGN OF SHAFTS AND COUPLINGS
Design of solid and hollow shafts based on strength, rigidity and critical speed - Design of keys and key ways - Design of rigid and flexible couplings - Introduction to gear and shock absorbing - couplings - Design of knuckle joints.
Unit III - DESIGN OF FASTNERS AND WELDED JOINTS
Threaded fastners - Design of bolted joints including eccentric loading - Design of welded joints for - pressure vessels and structures - Theory of bonded joints.
Unit IV - DESIGN OF SPRINGS AND LEVERS
Design of helical, leaf, disc and torsional springs under constant loads and varying loads - Concentric - torsion springs - Belleville springs - Design of levers.
Unit V - DESIGN OF BEARINGS AND FLYWHEELS
Design of bearings - Sliding contact and rolling contact types - Cubic mean load - Design of journal - bearings - Mckees equation - Lubrication in journal bearings - Calculation of bearing dimensions - Design of flywheels involving stresses in rim and arm.
TEXT BOOKS
1.Juvinall, R.C. and Marshek, K.M., Fundamentals of Machine Component Design , 3rd Edition, John Wiley and Sons, 2002.
2.Bhandari, V.B., Design of Machine Elements, Tata McGraw-Hill Book Co, 2003.
REFERENCES
1.Norton, R.L., Design of Machinery, Tata McGraw-Hill Book Co, 2004.
2.Orthwein, W., Machine Component Design, Jaico Publishing Co, 2003.
3.Ugural, A.C., Mechanical Design An Integral Approach , McGraw-Hill Book Co, 2004.
4.Spotts, M.F. and Shoup, T.E., Design of Machine Elements , Pearson Education, 2004.
ME1303, Gas Dynamics and Jet Propulsion
Objectives
To Understand the basic difference between incompressible and compressible flow
To study the phenomenon of shock waves and its effect on flow
To gain basic knowledge about jet propulsion and Rocket Propulsion
Unit I - COMPRESSIBLE FLOW FUNDAMENTALS
Energy and momentum equations for compressible fluid flows - Various regions of flows - Reference - velocities - Stagnation state - Velocity of sound - Critical states - Mach number - critical mach number - Types of waves - Mach cone - Mach angle - Effect of Mach number on compressibility.
Unit II - FLOW THROUGH VARIABLE AREA DUCTS
Isentropic flow through variable area ducts - T S and H S diagrams for nozzle and diffuser flows - Area ratio as a function of Mach number - Mass flow rate through nozzles and diffusers - Effect of friction in flow through nozzles.
Unit III - FLOW THROUGH CONSTANT AREA DUCTS
Flow in constant area ducts with friction (Fanno flow) - Fanno curves and Fanno flow equation - Variation of flow properties - Variation of Mach number with duct length - Isothermal flow with friction in constant area ducts - Flow in constant area ducts with heat transfer (Rayleigh flow), - Rayleigh line and Rayleigh flow equation - Variation of flow properties - maximum heat transfer.
Unit IV - NORMAL SHOCK
Governing equations - Variation of flow parameters like static pressure, static temperature, density, - stagnation pressure and entropy across the normal shock - Prandtl-Meyer equation - impossibility of - shock in subsonic flows - Flow in convergent and divergent nozzle with shock - Normal shock in - Fanno and Rayleigh flows - Flow with oblique shock (elementary treatment only).
Unit V - PROPULSION
Aircraft propulsion - Types of jet engines - Energy flow through jet engines - Study of turbojet - engine components - Diffuser, compressor, combustion chamber, turbine and exhaust systems - of turbo jet engines - Thrust, thrust power, propulsive and overall efficiencies - Thrust augmentation in turbo jet engine - Ram jet and pulse jet engines - Rocket propulsion - Rocket engines - thrust equation Effective jet velocity specific impulse - Rocket engine performance - Solid and liquid propellants - Comparison of different propulsion systems.
TEXT BOOKS
1.Yahya, S.M., Fundamental of Compressible Flow, New Age International (P) Ltd., 1996.
2.Oosthvizen, P.H. and Carscallen, W.E., Compressible Fluid Flow, McGraw-Hill, 1997.
REFERENCES
1.Cohen, H., Rogers, R.E.C. and Sravanamutoo, Gas Turbine Theory, Addison Wesley Ltd.,1987.
2.Ganesan, V., Gas Turbines, Tata McGraw-Hill, 1999.
3.Rathakrishnan, E., Gas Dynamics, Prentice Hall of India, 2001.
ME1304, Engineering Metrology and Measurements
Objective
To understand the principles of metrology and measurements, methods of measurement and its application in manufacturing industries
Unit I - CONCEPT OF MEASUREMENT
General concept - Generalised measurement system - Units and standards - Measuring instruments - Sensitivity, readability, range of accuracy, precision-static and dynamic response - Repeatability - Systematic and random errors - Correction, calibration, interchangeability and limit gauges.
Unit II - LINEAR AND ANGULAR MEASUREMENT
Definition of metrology - Linear measuring instruments: Vernier, micrometer, interval measurement - Slip gauges and classification - Interferometery - Optical flats - Comparators: Mechanical, pneumatic - and electrical types - applications. - Angular measurements: Sine bar, optical bevel protractor, angle decker - Taper measurements.
Unit III - FORM MEASUREMENT
Measurement of screw threads - Thread gauges - Floating carriage micrometer - Measurement of gears - Tooth thickness - Constant chord and base tangent method - Gleason gear testing machine - Radius measurements - Surface finish, straightness, flatness and roundness measurements.
Unit IV - LASER AND ADVANCES IN METROLOGY
Precision instruments based on laser - Principles - Laser interferometer - Application in linear, - angular measurements and machine tool metrology - Tool makers microscope - Optical profile projector. - Coordinate measuring machine (CMM) - Constructional features - Types, applications - Digital devices - computer aided inspection Vision system.
Unit V - MEASUREMENT OF POWER, FLOW AND TEMPERATURE RELATED
PROPERTIES - Force Torque Power: mechanical, pneumatic, hydraulic and electrical type - Flow measurement: - Venturi, orifice, rotameter, pitot tube - Temperature: bimetallic strip, pressure thermometers, - thermocouples and electrical resistance thermister - Pyrometers.
TEXT BOOKS
1.Jain, R.K., Engineering Metrology , Khanna Publishers, 1994.
2.Morris, A.S., The Essence of Measurement , Prentice Hall of India, 1997.
REFERENCES
1.Gupta, S.C., Engineering Metrology , Dhanpat Rai Publications, 1984.
2.Jayal, A.K., Instrumentation and Mechanical Measurements , Galgotia Publications 2000.
3.Beckwith, T.G. and Lewis Buck, N., Mechanical Measurements , Addison Wesley, 1991.
4.Eckman, D.D., Industrial Instrumentation , Wiley Eastern, 1985.
ME1305, Applied Hydraulics and Pneumatics
Objective
To know the advantages and applications of Fluid Power Engineering and Power Transmission System.
To learn the Applications of Fluid Power System in automation of Machine Tools and others Equipments
Unit I - FLUID POWER SYSTEMS AND FUNDAMENTALS :
Introduction to fluid power - Advantages of fluid power - Application of fluid power system - Types of fluid power systems - Properties of hydraulic fluids - General types of fluids - Fluid power symbols Basics of hydraulics - Applications of Pascals law - Laminar and turbulent flow - Reynolds number - Darcys equation - Losses in pipe, valves and fittings.
Unit II - HYDRAULIC SYSTEM AND COMPONENTS
Sources of hydraulic power: Pumping theory - Pump classification - Gear pump, vane pump, piston - pump, construction and working of pumps - Pump performance - Variable displacement pumps - Fluid power actuators: Linear hydraulic actuators - Types of hydraulic cylinders - Single acting, - double acting special cylinders like tanden, rodless, telescopic, cushioning mechanism - Construction of double acting cylinder - Rotary actuators - Fluid motors, gear, vane and piston motors.
Unit III - DESIGN OF HYDRAULIC CIRCUITS
Construction of control components: Direction control valve - 3/2 way valve - 4/2 way valve - Shuttle valve - Check valve - Pressure control valve - Pressure reducing valve - Sequence valve - Flow control valve - Fixed and adjustable, electrical control solenoid valves, relays, ladder diagram - Accumulators and intensifiers: Types of accumulators - Accumulators circuits - Sizing of accumulators - Intensifier - Applications of intensifier - Intensifier circuit.
Unit IV - PNEUMATIC SYSTEMS AND COMPONENTS
Pneumatic components: Properties of air - Compressors - Filter - Regulator - Lubricator Unit - Air control valves - Quick exhaust valves - Pneumatic actuators - Fluid power circuit design - Speed control circuits - Synchronizing circuit - Penumo hydraulic circuit - Sequential circuit design for - simple applications using cascade method.
Unit V - DESIGN OF PNEUMATIC CIRCUITS
Servo systems - Hydro mechanical servo systems - Electro hydraulic servo systems and proportional valves - Fluidics - Introduction to fluidic devices - Simple circuits - Introduction to electro hydraulic - pneumatic logic circuits - Ladder diagrams - PLC applications in fluid power control - Fluid power - circuits: failure and troubleshooting.
TEXT BOOKS
1.Anthony Esposito, Fluid Power with Applications, Pearson Education, 2000.
2.Majumdar, S.R., Oil Hydraulics, Tata McGraw-Hill, 2000.
REFERENCES
1.Majumdar, S.R., -Pneumatic Systems Principles and Maintenance, Tata McGraw Hill,1995.
2.Anthony Lal, Oil Hydraulics in the Service of Industry, Allied Publishers, 1982.
3.Harry, L. and Stevart, D.B., Practical guide to fluid power, Taraoeala Sons and Port Ltd,1976.
4.Michael J. Prinches and Ashby, J.G., Power Hydraulics, Prentice Hall, 1989.
HS1201, Environmental Science and Engineering
OBJECTIVE
At the end of this course the student is expected to understand what constitutes the environment,
what are precious resources in the environment, how to conserve these resources,
what is the role of a human being in maintaining a clean environment and useful environment for the
future generations and how to maintain ecological balance and preserve bio-diversity.
Unit I - IMPORTANCE OF ENVIRONMENTAL STUDIES
Definition - Scope and importance - Need for public awareness - Forest resources - Water resources - Mineral resources - Land resources - Energy resources - Food resources - Equitable use of resources for sustainable lifestyles.
Unit II - ECOSYSTEMS AND BIO DIVERSITY
Concept of ecosystem - Structure and function of an ecosystem - Energy flow in the ecosystem - Food chains ,Food webs - Ecological pyramids , Definition of bio-diversity - Bio-geographical classification in India - Value of bio-diversity ,Bio-diversity at Global - National and local levels - India as a mega diversity nation - Hot spots of bio-diversity - Threats to bio-diversity - Conservation of bio-diversity
Unit III - ENVIRONMENTAL POLLUTION
Definition ,Causes and effects of environmental pollution - Air pollution,Water pollution - Soil pollution, Marine pollution - Noise pollution , Thermal pollution - Nuclear hazards ,Solid waste management - Societal role in pollution prevention - Environmental disasters and management.
Unit IV - SOCIAL ISSUES AND THE ENVIRONMENT
Unsustainable to sustainable development - Concept of conservation - Water and energy conservation - Rain water harvesting - Climate change,Global warning ,Acid rain - Ozone layer depletion ,Nuclear accidents and holocaust - Environmental protection act - Issues involved in enforcement of environmental legislation - Public awareness.
Unit V - HUMAN POPULATION AND THE ENVIRONMENT
Population growth ,Population explosion - Family welfare programme - Environment and Human health - Human rights - Value education ,HIV / AIDS - Women and child welfare - Role of IT in environment and human health
TEXT BOOKS
1.Masters, G.M., Introduction to Environmental Engineering and Science, 2nd Edition, Pearson Education, 2007.
2.Townsend, C., Harper, J. and Begon, M., Essentials of Ecology, Blackwell Science, 2003.
REFERENCES
1.Cunningham, Cooper, W.P. and Gorhani, T.H., Environmental Encyclopedia,Jaico Publishing House, 2001.
2.Erach, B., The Biodiversity of India, Mapin Publishing Pvt. Ltd.,2006
3.Wages, K.D., Environmental Management W.B. Saunders Co., 1998
ME1306, Dynamics Laboratory
Subject Introduction / Notes not available
Unit I - Governors Determination of sensitivity, effort, etc. for Watt, Porter, Proell, Hartnell
governors - Cam Study of jump phenomenon and drawing profile of the cam. - Motorized Gyroscope ? Verification of laws Determination of gyroscopic couple.
Unit II - Whirling of shaft Determination of critical speed of shaft with concentrated loads
Balancing of reciprocating masses. - Balancing of rotating masses.
Unit III - Determination of moment of inertia by oscillation method for connecting rod and flywheel
Vibrating system Spring mass system Determination of damping coefficient of single - degree of freedom system. - Determination of influence co-efficients for multidegree freedom suspension system.
Unit IV - Determination of transmissibility ratio vibrating table. :
Determination of torsional frequencies for compound pendulum and flywheel system with - lumped Moment of inertia. - Transverse vibration free-Beam, Determination of natural frequency and deflection of beam.
Books information not available
ME1307, Metrology and Measurements Laboratory
Subject Introduction / Notes not available
Unit I - Calibration of Vernier / Micrometer / Dial Gauge
Checking Dimensions of part using slip gauges - Measurements of Gear Tooth Dimensions
Unit II - Measurement of Taper Angle using sine bar / tool makers microscope
Measurement of straightness and flatness - Measurement of thread parameters
Unit III - Checking the limits of dimensional tolerances using comparators (Mechanical / Pneumatic / Electrical)
Measurement of Temperature using Thermocouple / Pyrometer - Measurement of Displacement (Strain Gauge / LVDT / Wheatstone Bridge)
Unit IV - Measurement of Force
Measurement of Torque - Measurement of Vibration / Shock
Books information not available
ME1308, Thermal Engineering Laboratory I
Subject Introduction / Notes not available
Unit I - Thermal conductivity measurement by guarded plate method
Thermal conductivity of pipe insulation using lagged pipe apparatus
Unit II - Natural convection heat transfer from a vertical cylinder
Forced convection inside tube
Unit III - Heat transfer from pin-fin (natural & forced convection modes)
Determination of Stefan-Boltzmann constant
Unit IV - Determination of emissivity of a grey surface
Effectiveness of Parallel/counter flow heat exchanger
Unit V - REFRIGERATION AND AIR CONDITIONING
Determination of COP of a refrigeration system - Experiments on air-conditioning system
Books information not available
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