1501: ENGINEERING MATHEMATICS IV

Module 1

Probability distributions: random variables (discrete & continuous), probability density,mathematical expectation, mean and variance of a probability distribution, binomial distribution, Poisson approximation to the binomial distribution, uniform distribution ,normal distribution. Curve fitting: method of least squares, correlation and regression,lines of regression.

Module 2

Sampling distributions: population and samples, the sampling distribution of the mean unknown),σ known), the sampling distribution of the mean (σ( the sampling distribution of the variance, point estimation, interval estimation, tests of hypotheses, nul hypothese and significance tests, hypothesis concerning one mean, type I and type II errors,hypotheses concerning two means. The estimation of variances : Hypotheses concerning one variance - Hypotheses concerning two variances.

Module 3

Finite difference Operators: ∇, , Ε, δ, μ , x(n) .Newton’s Forward and Backward differences interpolation polynomials, central differences, Stirlings central differences interpolation polynomial. Lagrange interpolation polynomial, divided differences,Newton’s divided differences interpolation polynomial. Numerical differentiation:Formulae fo derivatives in the case of equally spaced points. Numerical integration:Trapezoidal and Simpson’s rules, compounded rules, errors of interpolation and integration formulae. Gauss quadrature formulae (No derivation fo 2 point and 3 point formulae)

Module 4

Numerical solution of ordinary differential equations: Taylor series method, Euler’s method, modified Euler’s method, Runge-Kutta formulae 4th order formula. Numerical solution of boundary value problems: Methods of finite differences, finite differences methods fo solving Laplace’s equation ii a rectangular region, finite differencesmethods fo solving the wave equation and heat equation.

Text Books:

1. Irvrin Miller & Freind : Probability And Statistics For Engineers, Prentice Hall OfIndia
2. S.S.Sastry: Numerical Methods, PHI Publishers.

References:

1. P.Kandaswamy K.Thilagavathy, K.Gunavathy: Numerical Mehtods, S.Chand & Co.
2. A.Papoulis: Probability,Random Variables And Stochastic Processes,MGH Publishers


1502 : MECHANICS OF MACHINERY

Module 1

Introduction : Machines and mechanisms, lower and higher pairs, kinematic chains, kinematic inversions of four bar, slider crank and double slider crank chains, equivalent linkages, Lower pairs - Pantograph, Paucellier mechanism, Thomson indicator mechanism, Watt mechanism, Geneva mechanism, Steering mechanism, Hooke's joint.Kinematic analysis of plane mechanisms: General case of plane motion, Arnold Kennedy’s theorem, velocity analysis using instantaneous center method, velocity and acceleration diagrams, Coriolis component of acceleration

Module 2

Spur gear: gear terminology, conjugate gears, involute arc of motion, generation of gear teeth profiles,interference, cycloidal and involute gear characteristics, law of gearing, length of path of contact, length of arc of contact, contact ratio, interchangeable gears, standard and non-standard tooth profiles, description of various types of gears like helical, bevel, worm.Gear Trains: Analysis of simple, compound, reverted and epicyclic gears, solution of epicyclic gear train problems,gear train in differentials.

Module 3

Cams: Classification of cams and followers, geometry of radial cams, displacement diagrams, follower motion,uniform velocity, simple harmonic, uniform acceleration and retardation, cycloidal, parabolic, graphical layout of cam profiles, displacement, velocity, acceleration and jerk relations, pressure angle, analysis of tangent cam,convex sided cams with roller follower and flat faced followers.Friction: Laws of friction, Limiting angle of friction, Flat pivot bearing, Flat collar bearing, Conical pivot bearing, Efficiency of inclined plane, Screw friction, Screw Jack, Torque required to lift and lower the load by screw jack, Efficiency of a screw jack.

Module 4

Friction clutches – Single disc clutch, Multiple disc clutch, Cone clutch, Centrifugal clutch.Dynamometer – Types of dynamometer, Prony brake dynamometer, Rope brake dynamometer, Belt transmission dynamometer, Torsion dynamometer Introduction to synthesis: synthesis of slider crank mechanism, crank and rocker mechanism. Optimum transmission angle, synthesis of four bar links, three and four position synthesis. Overlay method, Coupler curve synthesis, Freudenstein’s equations for Four bar and Slider crank mechanism.


1503 : MACHINE TOOLS & MACHINING SCIENCE

Module 1

Module 1

Module 1

Engine lathe,Principle of working, specification of lathe, types of lathes, work holders, tool holders, Box tools,Taper turning, thread turning, for Lathes and attachments.Turret and capstan lathes, collet chucks, other work holders,tool holding devices. Principal features of automatic lathes – classification – Single spindle and multi-spindle automatic lathes. Shaping slotting and planing machines, Principles of working, Principal parts, Specification classification, Operations performed. Kinematic scheme of the shaping slotting and planning machines, machining time calculations. Drilling and Boring Machines, Principles of working, Specifications, types, Operations performed, Tool holding devices, Twist drill, Boring machines, Fine boring and Jig boring machines.

Module 2

Milling Machine, Principles of working, Specifications, Classifications of milling machines, Principal features of horizontal, vertical and universal milling machines, Machining operations, Types of milling cutters, Methods of indexing, Accessories to milling machines, Grinding machine, Fundamentals, Theory of grinding , Classification of grinding machine, Ccylindrical and surface grinding machine, Tool and cutter grinding machine, Special types of grinding machines, Different types of abrasives – bonds specification of a grinding wheel and selection of a grinding wheel, Lapping, honing and broaching machines , Comparison to grinding .Jigs &Fixtures: Types and their application for turning, milling, drilling and boring, Principles of location and clamping, tool guidance.

Module 3

Introduction to Machining: Basic Mechanism involved, Plastic deformation, Mechanism of Plastic Deformation,Chip formation, Typical lathe tools; Orthogonal cutting; oblique cutting; Types of chips, Mechanism of built-upedge formation, Tool geometry, Reference planes; Tools specification, Selection of tools angles; Multi-point cutting tools-geometry of peripheral milling cutters and twist drills, Thermal aspects of machining, Regions of heat generation, Distribution of heat generated, Equations of flow due to conduction, transportation, heat absorbed and heat generated; Average shear plane temperature; Average chip-tool interface temperature;

Module 4

Mechanics of metal cutting, Merchant's circle diagram, Determination of cutting and thrust forces, Coefficient of friction, Measurement of shear angle, Direct and indirect methods; Mohr's circle diagram, Lee and Shaffer's relationship, Friction in Metal cutting, Mechanics of oblique cutting, Concept of rake angle measured in different planes, Shear angle; Velocity and force relationship. Tool wear and tool life, Mechanism of wear, Progressive tool wear, Flank wear, Crater wear, Model of diffusion wear; Tool life : Variables affecting tool life-Cutting conditions,Tool geometry; Tool materials; work materials; Work materials; Cutting fluids; Determination of tool life equation;Machinability, Economics of machining


1504 : THERMAL ENGINEERING

Module 1

Fuels and combustion – Solid, liquid and gaseous fuels – calorific value – calorimeter – combustion equation – Air –Fuel ratio gravimetric & volumetric analysis – excess air Enthalpy and Internal Energy of Combustion – application of first law of thermodynamics to chemical reaction (combustion), adiabatic flame temperature – application of second law of thermodynamics to chemical reaction.

Module 2

Air standard cycles, Otto, Diesel, Dual, Brayton, Stirling cycles. Actual cycles of four stroke and two stroke IC Engines, valve timing diagram – Engine testing – Performance and characteristics of constant speed and variable speed engines – heat balance test – Morse test – retardation test – effect of dissociation – variable specific heads and heat losses – scavenging – objectives – effects and methods – Efficiencies (thermal, mechanical and volumetric efficiencies)

Module 3

Systems and components of IC Engines – fuel systems – Ignition systems – Cooling – starting – lubrication –governing of IC engines – super charging of SI and CI Engines – turbo charging – exhaust emissions of IC engines – alternate Potential Engines – free piston engines – Wankel Engine and Stratified charged engine automotive transmission system and its components.

Module 4

Combustion in IC engines – flame propagation normal and abnormal combustion detonation – Pre ignition – after burning – HUCR – fuel rating – additives in petrol – combustion chambers of SI engines – combustion in CI engines– phase of normal combustion diesel knock – effect of engine variables on diesel knock – cetane number –additives in diesel – combustion chambers of CI engines.


1505 : INDUSTRIAL MANAGEMENT

Module 1

Definitions of management-history of management-types of manager-management responsibilities-management tasks-the engineering manager. The organization-organization structures, the quality organization, organizational change, managing change, Management obligations, social and professional responsibilities Personnel management and administration, manpower planning-recruitment, selection and training. Accidents –absenteeism and labour turnover,

Module 2

Industrial relations- objectives, causes results and settlement of industrial relations, workers participation in management, collective bargaining, trade unions, principles of industrial legislations Wage payment plans-wage incentives

Module 3

Financial management: financial accounts, inflation, profitability, budgets and controls, obtaining finance, valuing a company, Control through costing: Cost accounting, valuation of stocks, allocation of overheads, standard costing,marginal costing Investment decision: the ranking process, payback period, average rate of return, discounted cash flow

Module 4

Marketing and sales management: The market, marketing information, market segmentation, consumer and industrial markets Product management, pricing, marketing communications, sales physical distribution Entrepreneurship – concept Entrepreneurship development, factors affecting Entrepreneurship, project report and techno economic feasibility assessment


1506 : POWER PLANT ENGINEERING

Module 1

Power plant economics – base load and peak load power plants -estimation of load – load curve – load factor –diversity factor – capacity factor – use factor – selection of units – number and size – scheduling operation – cost of energy – depreciation and replacement – economics of plant selection. Hydroelectric power plants – general layout – types of dams – penstock, draft tubes, surge tanks - power house equipments – site selection

Module 2

Diesel engine power plant – Layout – Components of a diesel power plant – starting methods – Gas turbine – open and closed cycles – thermodynamics cycles – regeneration – reheating – intercooling – efficiency and performance of gas turbines. combustion chambers of gas turbines – cylindrical – annular and industrial type combustion chamber design– combustion efficiency –advantages and disadvantages Gas Turbine power plants – classification –elements of a Gas Turbine power plant

Module 3

Steam power plants - General layout – fuel handling systems – types of furnaces – stokers – burning systems –types of firing : stokers, pulverized coal burners and fluidized bed combustion - power plant boilers, mountings and accessories - dust and ash handling systems – draft and chimney calculations – condensers – cooling systems - Environmental aspects of thermal power systems Nuclear power plants - Fundamentals of nuclear fission – nuclear power plants – reactors – classification – components layout of simple plant – nuclear power safety and waste disposal.

Module 4

Non conventional energy sources – solar radiation and its measurement – Solar energy collectors – Applications of solar energy - Wind energy conversion – site selection – wind energy collectors – Energy from biomass - ocean energy possibilities and future scope – Ocean Thermal electric conversion (OTEC) – Tidal energy - geothermal energy- Magneto Hydro Dynamic (MHD) power – Fuel cells - thermo electric power - thermionic generation.