Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference



Text Book:

1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.


Reference:

1. A First Course in Electrical Engineering by Kothari.


^ MEC 225 – THEORY OF MACHINES–I

(Effective from the batch admitted during Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference 2006-2007- Credit System)

Periods/week : 5 Th Ses. : 30 Exam : 70

Examination (Theory): 3hrs. Credits : 4


Mechanisms and Machines: Introduction; Mechanism and machine; Rigid and resistant bodies; Link; Kinematic pair; Degrees of freedom; Classification of kinematic Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference pairs; Kinematic chain; Linkage, mechanism and structure; Mobility of mechanisms; The four-bar chain; Mechanical advantage; Transmission angle; The slider-crank chain; Double slider-crank chain; Miscellaneous mechanisms.

^ Velocity Analysis: Introduction; Absolute and Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference relative motions; Vectors; Additional and subtraction of vectors; Motion of a link; Four-link mechanism; Velocity images; Angular velocity of links; Velocity of rubbing; Slider-crank mechanism; Crank and slotted Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference lever mechanism; Algebraic methods; Instantaneous center (I-center); Kennedy’s theorem; Locating I-centers; Angular velocity ratio theorem; centrode.

^ Acceleration Analysis: Introduction; Acceleration; Four-link mechanism; Four-link mechanism; Acceleration of intermediate and Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference offset points; Slider-crank mechanism; Corriolis acceleration component; Crank and slotted lever mechanism; Algebraic methods; Klein’s construction; Velocity and acceleration from displacement-time curve.

^ Lower Pairs: Introduction; Pantograph; Straight line Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference mechanisms; Engine indicators; Automobile steering gears; Types of steering gears; Hooke’s joint; Double Hooke’s joint.

Friction: Introduction; Kinds of friction; Laws of friction; Coefficient of friction; Inclined plane; Screw threads Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference; Wedge; Pivots and collars; Friction clutches; Rolling friction; Antifriction bearings; Greasy friction; Greasy friction at a journal; Friction axis of a link; Film friction; Mitchell thrust bearing.

^ Dynamic Force Analysis: Introduction; D’Alembert’s principle Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference; Equivalent offset inertia force; Dynamic analysis of four-link mechanism; Dynamic analysis of slider-crank mechanism; Velocity and acceleration of piston; Angular velocity and angular acceleration of connecting rod Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference; Engine force analysis; Turning moment on crankshaft; Dynamically equivalent system; Inertia of the connecting rod; Inertia force in reciprocating engines (Graphical method); Turning-moment diagrams; Fluctuations of energy; Flywheels.

Governors: Introduction; Types of Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference governors; Wait governor (simple conical governor); Portor governor; Proell governor; Hartnell governor; Hartung governor; Wilson-Hartnell governor (radial-spring governor); Pickering governor; Spring-controlled gravity governor; Inertia governor; Sensitiveness of a governor; Hunting; Isochronism Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference; Stability; Effort of a governor; Power of a governor; Controlling force.


Text Book:

1. Theory of Machines by R.S.Khurmi & J.K.Gupta


Reference books:

  1. Theory of Machines by Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference Thomas Bevan.

  2. Theory of Machines by S.S. Rattan.



^ MEC 226 - MANUFACTURING TECHNOLOGY-II

(Effective from the batch admitted during 2006-2007- Credit System)

Periods/week : 5 Th Ses. : 30 Exam : 70

Examination (Theory): 3hrs. Credits : 4


Mechanics of Metal Cutting; Chip formation Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference & Types; Machinability; Tool materials; Tool geometry and tool signature ASA&ISO systems; Tool wear and tool life; Cutting forces and power; Measurement of forces and temperatures; Metal cutting economics; Cutting fluids.

^ Engine Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference lathe; Operations; Turret and capstan lathes; Turning center; Boring machine and operations; Shaper, planner and slotter; Types; Operations; Mechanisms.

Drill geometry and cutting actions; Special drills; Drill forces and power Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference-drilling speeds & feeds; Torque & thrust calculation; Drilling machines; Features and operations; Milling process; Milling cutting geometry; Cutting speed, feed, time and power in milling; Types of milling machines; Machining center; Broaching; Types; Tools Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference; Machines; Broach time.

^ Principle; Operations; Grinding wheel manufacturing and marking balancing; Truing and dressing of grinding wheel; Grinding wheel selection; Grinding force; Grinding machines.

Abrasive belt machining; Lapping, honing and super finishing; Electro Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference polishing and buffing.

Equipment; Process; Characteristics; Advantages; Limitations; Applications of chemical milling; Photochemical milling; EDM-computer controlled-traveling wire; ECM; AJM; LBM; EBM; WJM.


Text Book:

1. Process and Materials of Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference Manufacture (4th Edition) by Roy A. Lindberg, Prentice-Hall of India Private Limited.


Reference Books:

  1. Fundamentals of Metal Machining and Machine Tools by Geoffrey Boothroyd, International Student Edition, Mc Graw-Hill Book Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference Company.

  2. Metal Cutting Principles by M.C. Shaw, MIT Press, Cambridge.

  3. Advanced Methods of Machining by J. A. Mc Geough, Chapman & Hall Publishers.

  4. Metal Cutting-Theory and Practice by Amitabha Bhattacharya, Central Book Publishers Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference.

  5. Production Engineering by P.C. Sharma, S. Chand and Company.



^ MEC 227 - MANUFACTURING TECHNOLOGY LAB – I

(Effective from the batch admitted during 2006-2007- Credit System)

Periods/week : 3 Lab Ses. : 50 Exam : 50

Examination : 3hrs. Credits : 2


List of Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference Experiments:

Use of basic tools and operations of the following trades.

S. No.

Trade

No. of exercises

1.

Foundry

3

2.

Welding

2

3.

Lathe Step and taper turning

Thread cutting

Offset turning

1

1

1

4.

Milling

1 (Spur gear)

5.

Shaper

1




  1. Cylindrical grinding, Surface grinding, Planing, Slotting Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference and Capstan lathe (only demonstration in one class for the entire batch of students).

7. Dissembling and assembling of *

i. Machine Tool (Lathe)

ii. I.C. engine

iii. Pump

iv. Gear box

* Not for examination.


^ MEC Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference 228 - ELECTRICAL ENGINEERING LAB

(Effective from the batch admitted during 2006-2007- Credit System)

Periods/week : 3 Lab Ses. : 50 Exam : 50

Examination : 3hrs. Credits : 2


List of Experiments:


  1. Study and Calibration of wattmeter and energy meter.

  2. Measurement of armature Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference resistance, field resistance and filament resistance.

  3. Verification of KCL and KVL.

  4. Superposition theorem.

  5. Parameters of a choke coil.

  6. O.C. and S.C. tests on transformer.

  7. Load test on D Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference.C. shunt machine.

  8. O.C. test on D.C. separately excited machine.

  9. Swinburnes test.

10. 3 phase induction motor (No load and rotor block tests) load tests.

11. Alternator regulation by Syn. Impedance method.


^ B.E. (MECH Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference.) - III/IV-(I-SEMESTER)

MEC 311 – INDUSTRIAL ELECTRONICS

(Effective from the batch admitted during 2006-2007- Credit System)

Periods/week: 5 Th. Ses. : 30 Exam :70

Examination (Theory): 3hrs. Credits : 4


Devices: Semi-conductor diode, Zener diode - Transistor Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference - Silicon control rectifier. Rectifiers, Amplifiers, Oscillators, Cathode ray oscilloscope.

^ Industrial Applications: Poly-phase rectifiers - Control circuits - Motor speed control voltage control, Time delay relay circuits - Photo electric circuits. Resistance welding, inducting heating Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference - Dielectric heating.

Servomechanism: Open loop and closed loop systems (Elementary treatment only).

^ Introduction to Digital Electronics: Fundamentals of digital electronics, Number system and codes, Logic gates, Boolean algebra, Arithmetic-logic units, Flip-flops, Registers Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference and counters, Memories: ROM, PROM, EPROM and RAM.

Introduction to Microprocessors: The Intel-8085 microprocessor; Architecture, Instruction set, Execution of instructions, Addressing structures, Timing and machine cycles of 8085 and programming I/O operations Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference, Interrupts, Serial input and serial output, Programming the I/O ports, Programming the timer.


Text Books:

1. Industrial Electronics by Mithal (Khanna Publications).

2. Digital Computer Electronics - An Introduction to Micro Computer Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference by Albert Paul Malvino, Tata McGraw-Hill Publishing Co. Ltd., New Delhi-2.


References:

1. Engineering Electronics by Ryder-McGraw Hill.

2. Micro Processors by Leventhal.

3. Industrial Electronics by Bhatacharya, Tata Mc-Graw Hill.

4. Industrial Electronics and Control Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference by S.K. Bhatacharya and S. Chatarjee, 1995 Ed., Tata Mc-Graw Hill Pub. Co. Ltd.


^ MEC 312 – MECHNICS OF SOLIDS – II

(Effective from the batch admitted during 2006-2007- Credit System)

Periods/week Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference: 5 Th. Ses. : 30 Exam :70

Examination (Theory): 3hrs. Credits : 4


Fixed Beams: Fixing moments for a fixed beam of uniform and variable sections, Effect of sinking support, slope and deflection.

^ Continuous beams: Analysis of continuous beam Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference, Reactions at the supports, Effect of sinking of supports.

Energy Methods - Castigliano's theorems I & II applications.

Columns and Struts: Columns with one end free and the other fixed, Both ends fixed, One end Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference fixed and other hinged, Limitation of Euler's formula, Column with initial curvature, Column carrying eccentric load, Laterally loaded columns with Central point load and Uniformly distributed load, Empirical formulae.

^ Bending of Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference Curved Bars: Stresses in bars of circular, rectangular and trapezoidal sections.

Stresses due to rotation: Wheel rim, disc of uniform thickness, disc of uniform strength.

Thick cylinders subjected to Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference internal and external pressure and compound cylinders.


Text Books:

1. Analysis of Structures, Vol. 1, 1993 edition, by Vazirani and Ratwani.

2. Chapter VI from Advanced Topics in Strength of Materials, by Prof. L.B.Shah and Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference Dr.R.T.Shah.


References:

  1. Strength of Materials, by Timoshenko.



MEC 313 Engineering THERMODYNAMICS - II

(Effective from the batch admitted during 2006-2007- Credit System)

Periods/week: 5 Th. Ses. : 30 Exam :70

Examination (Theory): 3hrs. Credits : 4


^ Properties Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference of Pure Substance: Definition of pure substance, phase change of a pure substance, p-T (Pressure-Temperature) diagram for a pure substance, p-V-T(Pressure-Volume-Temperature) surface, phase change terminology and Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference definitions, property Diagrams in common use, Formation of steam, Important terms relating to steam formation, Thermodynamic properties of steam and steam tables, External work done during evaporation, Internal latent heat, Internal energy Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference of steam, Entropy of water, Entropy of evaporation, Entropy of wet steam, Entropy of superheated steam, Enthalpy-Entropy (h-s) charts for Mollier diagram, Determination of dryness fraction-Tank or bucket calorimeter, throttling Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference calorimeter, separating and throttling calorimeter.

^ Gases and Vapour Mixtures and Vapor Power Cycles : Introduction, Daltons law and Gibbs-Dalton law, Volumetric Analysis of gas mixtures, Apparent molecular weight and gas constant, specific heats Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference of gas mixture, Adaibatic mixing of perfect gases, Gas and vapour mixtures.Vapor power cycle- Rankine cycle- Reheat cycle- Regenerative cycle- Thermodynamic variables effecting efficiency and output of Rankine and Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference Regenerative cycles- Improvements of efficiency, Binary vapor power cycle.Steam Nozzles: Type of nozzles- Flow through nozzles- Condition for maximum discharge- Nozzle efficiency- Super saturated flow in nozzles- Relationship between area velocity and Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference pressure in nozzle flow- Steam injectors.

^ Steam Turbines: Classification of steam turbines- Impulse turbine and reaction turbine- Compounding in turbines- Velocity diagrams in impulse and reaction turbines- Degree of reaction- Condition for Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference maximum efficiency of reaction turbines- Effect of friction on turbines constructional features governing of turbines.

Condensers: Classification of condenser- Jet, Evaporative and surface condensers- Vacuum and its measurement- Vacuum efficiency- Sources of Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference air leakage in condensers- Condenser efficiency- Daltons law of partial pressures- Determination of mass of cooling water- Air pumps.

Refrigeration: Bell Colemen cycle, Vapor compression cycle- effect of suction and condensing temperature on Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference cycle performance, Properties of common refrigerants, Vapor absorption system, Electrolux refrigerator. Principles of psychrometry and Air conditioning - Psychrometric terms, psychrometric process, air conditioning systems.


Text Books:

1. A Treatise on Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference Heat Engineering by Vasandhani and Kumar.

2. Applied Thermodynamics-II by R. Yadav.

3. Fundamentals of Engineering Thermodynamics by E. Radhakrishna, PHI.


References:

1. Thermal Engineering, by R. K. Rajput.

2. Fluid Flow Machines, by M.S. Govinda Rao Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference, Tata McGraw Hill publishing company Ltd.

3. Refrigeration and Air-conditioning, by C.P.Arora and Domokundwar.

4. Thermal Science and Engineering by D.S. Kumar, S.K. Kataria and Sons

5. Refrigeration and Air-conditioning Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference, by Ahamadul Ameen, PHI.


^ MEC 314 - THEORY OF MACHINES - II

(Effective from the batch admitted during 2006-2007- Credit System)

Periods/week: 5 Th. Ses. : 30 Exam :70

Examination (Theory): 3hrs. Credits : 4


Gyroscopic Couple and Precessional Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference Motion: Precessional and angular motion- gyroscopic couple- effect of gyroscopic couple on an aero plane and on a naval ship, stability of a four wheel vehicle moving in a curved path, stability Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference of a two-wheel vehicle taking a turn.

Cams: Classification of followers and cams- Definitions- Motions of the follower- Uniform velocity- Simple harmonic motion- Uniform acceleration and retardation- Displacement- Velocity and acceleration Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference diagrams. Construction of cam profiles- Cam with knife edged follower and roller follower- Cams with specified contours- Tangent cam with roller follower- Circular arc cam with flat faced follower.

^ Toothed gearing: Classification Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference of toothed wheels, technical terms, conditions for constant velocity ratio of toothed wheels- Law of gearing- Velocity of sliding of teeth, forms of teeth- Length of contact, arc of contact, interference in involute gears, minimum Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference number of teeth required on pinion to avoid interference- Methods of avoiding interference- Helical gears, Spiral gears- Efficiency of spiral gears.

^ Gear Trains: Types of gear trains- Simple, compound, reverted Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference and epicyclic gear trains- Velocity ratio of epicyclic gear train- Tabular method- Algebraic method- Torques and tooth loads in epicyclic gear trains.

Balancing of Rotating and Reciprocating Masses: Balancing of a Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference single rotating mass in the same plane and by two masses in different planes, balancing of several masses revolving in the same plane- Balancing of several masses revolving in different planes- Primary and Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference secondary unbalanced forces of reciprocating masses, Partial balancing of unbalanced primary forces in a reciprocating engine, Partial balancing of locomotives- Effect of partial balancing of reciprocating parts of two cylinder locomotives- Variation of Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference tractive force, Swaying couple and hammer blow- Balancing of primary and secondary forces in multi cylinder in-line engines- Direct and reverse cranks- Balancing of V- Engines.

Vibrations: Definitions- Types of Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference vibrations- Natural frequencies of free longitudinal vibrations of systems having single degree of freedom- Equilibrium method- Energy method and Rayleghy's method. Frequency of damped vibration and forced vibration with damping- Magnification Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference factor or dynamic magnifier.

^ Transverse and Torsional Vibrations: Natural frequency of free transverse vibrations due to point load and uniformly distributed load acting over a simply supported shaft- Transverse vibrations for a shaft Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference subjected to number of point loads- Energy method- Dunkerley's method, Critical speed of a shaft. Natural frequency of free torsional vibrations- Free torsional vibrations of single rotor system, two Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference rotor system, three rotor system and gear system.


Text Book:

1. Theory of Machines by R.S.Khurmi & J.K.Gupta.


Reference books:

  1. Theory of Machines by Thomas Bevan.

  2. Theory of Machines by S.S Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference. Rattan.



^ MEC 315 - PRODUCTION DRAWING


(Effective from the batch admitted during 2006-2007- Credit System)

Periods/week: 3 Pr. Ses. : 30 Exam :70

Examination (Theory): 3hrs. Credits : 2


Introduction to Production drawing, Component drawing, Assembly drawing, Machine shop Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference drawing, Pattern-shop drawing, Sheet metal drawing. Limits, Tolerances and Fits- Indication of surface roughness, preparation of process sheets.

^ Production drawings of Spur, Bevel and Helical gears, swivel bracket, main spindle, crank, revolving centre, jigs Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference and fixtures.

Drawing of Dies. Sheet metal dies. Forging dies, stock strip layouts in sheet metal work, process layout for forge and press operations.

^ Cutting tool layout. Single point, multi Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference point cutting tools for conventional and CNC machine tools.


Text Book:

1. A Text Book on Production Drawing by K.L.Narayana, P.Kannaiah and K.Venkata Reddy, New age international.


References:

1. Manufacturing technology Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference Foundry, Forming and Welding by P.N.Rao, Tata McGraw Hill Publishing Company Ltd, New Delhi.

2. Production Technologies, HMT.


^ MEC 316 - ELECTIVE - I

(Effective from the batch admitted during 2006-2007- Credit System)

Periods/week Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference: 5 Th. Ses. : 30 Exam :70

Examination (Theory): 3hrs. Credits : 4


(A) REFRIGERATION AND AIR CONDITIONING

Principles of Refrigeration: Refrigeration and II law of thermodynamics- Methods of Refrigeration- Unit of Refrigeration- Applications of Refrigeration. Air cycle Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference Refrigeration: Reversal Carnot cycle- Bell Colman cycle- Selection of Refrigeration systems for air crafts- Boot strap system- Regenerative cycle- Reduced ambient type- Comparisons of different systems.

^ Vapour Compression Refrigeration: Wet versus Dry compression- Effect Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference of evaporator pressures and temperatures. Simple vapour compression Refrigeration cycle and its analysis. Advantages and disadvantages of vapour compression Refrigeration system over Air compression Refrigeration system- Methods of improving C.O Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference.P.- Multi compression system- Multiple evaporators expansion valves- Flash inter cooler- Defrosting- Hot gas defrosting.

^ Classification of Refrigerants: Nomenclature- Properties- Secondary refrigerants- Selection of refrigerants- Condensers- Air cooled, Water cooled and Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference evaporative type- Evaporators- Once through, flooded, shell and tube Baudelot cooler- Expansion devices- Capillary expansion device, Thermostatic expansion device.

^ Absorption Refrigeration System: Basic absorption system- Aqua ammonia absorption system- Li-Br absorption Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference refrigeration system- Electrolux refrigeration- C.O.P. of absorption refrigeration system- Comparison of vapour compression and vapour absorption system. Steam jet refrigeration system and analysis- Advantages and limitation- Ejector compression system.

Psychrometry: Psychrometric properties Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference and relations- Psy chart- Psy processes- Human comfort and comfort chart- Effective temperature and factors governing effective temperature. ^ Air conditioning: Summer, Winter and year round air conditioning- Different types of Air conditioning Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference load - By pass factor, RSHP, GSHF- Fresh air quantity- Cooling coils and Dehumidity- Air washers.


Text Books:

1. Refrigeration and Air conditioning, by C.P.Arora.

2. Refrigeration and Air conditioning, by Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference P.L.Bellany.


References:

1. Refrigeration and Air conditioning, by Jordan R.C. and Priester G.B.

2. Principles of Refrigeration, by Dossat.

3. Refrigeration and Air-conditioning, by W.P.Stoecky.


^ (B) ADVANCED FOUNDRY Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference AND WELDING TECHNOLOGY

(Effective from the batch admitted during 2006-2007- Credit System)

Periods/week: 5 Th. Ses. : 30 Exam :70

Examination (Theory): 3hrs. Credits : 4


Moulding: Development of metal castings- Materials for moulding- Foundry sand control- Different types of cores Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference- Core making processes- Materials for core making- Moulding and core making machines. Recent developments in core mould making- Cold set process- Investment process- Shell moulding- Hot box method- Shaw process. Vacuum Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference moulding- moulding for mass production.

^ Melting and Solidification: Furnaces used in foundry for melting ferrous and nonferrous metals- principals of operation of cupola and charge calculations. Family of cast irons- Production of malleable Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference and S.G. Irons- Methods of alloying and inoculants and their effects on the structure and properties of cast iron. Principles of Solidification: Nucleation- Crystal growth- Morphology and structure of cast metals and Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference alloys- Pure metals- Single phase alloys and eutectics. Solidification in sand and chill moulds.

^ Foundry Mechanization: Layout for ferrous and nonferrous foundries- Description of equipment used for mechanization- Sand conditioners Text Book: 1. Elements of Electrical Engineering and Electronics by V.K. Mehta, S. Chand & Co.Reference- Conveyors- Cranes- Equipment for handling moulds, Cores and molten metal- Knock out of moulds- Fettling equipment.

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