Simple applications of equations of motion, work, energy and power.
Theory of Machines :
Simple examples of kinematic chains and their inversions.
Different types of gears, bearings, governors, flywheels and their functions.
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Static and dynamic balancing of rigid rotors.
Simple vibration analysis of bars and shafts.
Linear automatic control systems.
Mechanics of Solids :
Stress, strain and Hookes Law. Shear and bending moments in beams. Simple
bending and torsion of beams, springs and thin walled cylinders. Elementary
concepts of elastic stability, mechanical properties and material testing.
Manufacturing Science :
Mechanics of metal cutting, tool life, economics of machining, cutting tool
materials. Basic types of machine tool and their processes. Automatic machine
tools, transfer lines. Metal forming processes and machines-shearing, drawing,
spinning, rolling, forging, extrusion. Types of casting and welding methods.
Powder metallurgy and processing of plastics.
Manufacturing Management :
Methods and time study, motion economy and work space design, operation and
flow process charts. Cost estimation, break-even analysis. Location and layout
of plants, material handling. Capital budgeting, job shop and mass production,
scheduling, dispatching, Routing, Inventory.
Thermodynamics :
Basic concepts, definitions and laws, heat, work and temperature, Zeroth law,
temperature scales, behaviour of pure substances, equations of state, first law
and its corollaries, second law and its corollaries. Analysis of air standard
power cycles, Carnot, Otto, diesel, Brayton cycles. Vapour power cycles, Rankine
reheat and regenerative cycles, Refrigeration cycles-Bell Coleman, Vapour
absorption and Vapour compression cycle analysis, open and closed cycle gas
turbine with intercooling, reheating.
Energy Conversion :
Flow of steam through nozzles, critical pressure ratio, shock formation and
its effect. Steam Generators, mountings and accessories. Impulse and reaction
turbines, elements and layout of thermal power plants.
Hydraulic turbines and pumps, specific speed, layout of hydraulic power
plants.
Introduction to nuclear reactors and power plants, handling of nuclear waste.
Refrigeration and Air Conditioning :
Refrigeration equipment and operation and maintenance, refrigerants,
principles of air conditioning, psychrometric chart, comfort zones,
humidification and dehumidification.
Fluid Mechanics :
Hydrostatics, continuity equation, Bernoullis theorem, flow through pipes,
discharge measurement, laminar and turbulent flow, boundary layer concept.
Mains
Paper-I
1. Theory of Machines
Kinematic and dynamic analysis of planar
mechanisms. Cams, Gears and gear trains, Flywheels, Governors, Balancing of
rigid rotors, Balancing of single and multicylinder engines, Linear vibration
analysis of mechanical systems (single degree and two degrees of freedom),
Critical speeds and whirling of shafts, Automatic Controls, Belts and chain
drives. Hydrodynamic bearings.
2. Mechanics of Solids :
Stress and strain in two dimensions. Principal
stresses and strains, Mohr�s construction, linear elastic materials, isotropy
and an isotropy, Stress-strain relations, unilaxial loading, thermal stresses.
Beams : Banding moment and shear force diagrams, bending stresses and deflection
of beams, Shear stress distribution. Torsion of shafts, helical springs.
Combined stresses, Thick and thin walled pressure vessels. Struls and columns,
Strain energy concepts and theories of failure. Rotating discs. Shrink fits.
3. Engineering Materials :
Basic concepts on structure of solids,
Crystalline materials, Defects in crystalline materials, Alloys and binary phase
diagrams, structure and properties of common engineering materials. Heat
treatment of steels. Plastics, Ceramics and composite Materials, common
applications of various materials.
4. Manufacturing Science :
Marchant�s force analysis, Taylor�s tool life
equation, machinability and machining economics, Rigid, small and flexible
automation, NC, CNC. Recent machining methods- EDM, ECM and ultrasonics.
Application of lasers and plasmas, analysis of forming processes. High energy
rate forming. Jigs, fixtures, tools and gauges, Inspection of length, position,
profile and surface finish.
5. Manufacturing management :
Production Planning and Control,
Forecasting-Moving average, exponential smoothing, Operations sheduling;
assembly line balancing. Product development. Breakeven analysis, Capacity
planning. PERT and CPM.
Control Operations : Inventory control-ABC
analysis. EOQ model. Materials requirement planning. Job design, Job standards,
work measurement, Quality management-Quality control. Operations Research :
Linear programming-Graphical and Simplex methods. Transportation and assignment
models. Single server queuing model.
Value Engineering : Value analysis, for
cost/value. Total quality management and forecasting techniques. Project
management.
6. ELEMENTS OF COMPUTATION :
Computer Organisation, Flow charting. Features
of Common Computer Languages-FORTRAN d Base III, Lotus 1-2-3 C and elementary
programming.
PAPER-II
1. THERMODYNAMICS :
Basic concept. Open and closed systems,
Applications of Thermodynamic Laws, Gas equations, Clapeyron equation,
Availability, Irreversibility and Tds relations.
2. I.C. Engines, Fuels and Combustion :
Spark ignition and compression ignition
engines, Four stroke engine and Two stroke engines, mechanical, thermal and
volumetric efficiency, Heat balance.
Combustion process in S.I. and C.I. engines,
preignition detonation in S.I. engine Diesel knock in C.I. engine. Choice of
engine fuels, Octance and Cetane retings. Alternate fuels Carburration and Fuel
injection, Engine emissions and control. Solid, liquid and gaseous fuels,
stoichometric air requirements and excess air factor, fuel gas analysis, higher
and lower calorific values and their measurements.
3. HEAT TRANSFER, REFRIGERATION AND AIR
CONDITIONING :
One and two dimensional heat conduction. Heat
transfer from extended surfaces, heat transfer by forced and free convection.
Heat exchangers. Fundamentals for diffusive and connective mass transfer,
Radiation laws, heat exchange between black and non black surfaces, Network
Analysis. Heat pump refrigeration cycles and systems, Condensers, evaporators
and expansion devices and controls. Properties and choice of refrigerant,
Refrigeration Systems and components, psychometrics, comfort indices, cooling
loading calculations, solar refrigeration.
4. TURBO-MACHINES AND POWER PLANTS :
Continuity, momentum and Energy Equations.
Adiabatic and Isentropic flow, fanno lines, Raylegh lines. Theory and design of
axial flow turbines and compressors, Flow through turbo-machine balde, cascades,
centrifugal compressor. Dimensional analysis and modelling. Selection of site
for steam, hydro, nuclear and stand-by power plants, Selection base and peak
load power plants, Modern High pressure, High duty boilers, Draft and dust
removal equipment, Fuel and cooling water systems, heat balance, station and
plant heat rates, operation and maintenance of various power plants, preventive
maintenance, economics of power generation.