Mechanics of rigid bodies:Equations of equilibrium
in space and its application; first and second moments of area; simple
problems on friction; kinematics of particles for plane motion; elementary
Mechanics of deformable bodies: Generalized Hooke’s
law and its application; design problems on axial stress, shear stress
and bearing stress; material properties for dynamic loading; bending
shear and stresses in beams;. determination of principle stresses
and strains - analytical and graphical; compound and combined stresses;
bi-axial stresses - thin walled pressure vessel; material behaviour
and design factors for dynamic load; design of circular shafts for
bending and torsional load only; deflection of beam for statically
determinate problems; theories of failure.
Engineering Materials: Basic concepts on structure
of solids; common ferrous and non-ferrous materials and their applications;
heat-treatment of steels; non-metals- plastics, ceramics, composite
materials and nano-materials.
Theory of Machines: Kinematic
and dynamic analysis of plane mechanisms. Cams, Gears and epicyclic
gear trains, flywheels, governors, balancing of rigid rotors, balancing
of single and multicylinder engines, linear vibration analysis of mechanical
systems (single degree of freedom), Critical speeds and whirling of
Manufacturing Process: Machine tool engineering
– Merchant’s force analysis; Taylor’s tool life
equation; conventional machining; NC and CNC machining process; jigs
Non-conventional machining – EDM, ECM, ultrasonic, water jet
machining etc; application of lasers and plasmas; energy rate calculations.
Forming and welding processes- standard processes.
Metrology - concept of fits and tolerances; tools and gauges; comparators;
inspection of length; position; profile and surface finish.
Manufacturing Management: System design: factory
location- simple OR models; plant layout - methods based; applications
of engineering economic analysis and break- even analysis for product
selection, process selection and capacity planning; predetermined
System planning; forecasting methods based on regression and decomposition,
design and balancing of multi model and stochastic assembly lines;
inventory management – probabilistic inventory models for order
time and order quantity determination; JIT systems; strategic sourcing;
managing inter plant logistics.
System operations and control: Scheduling algorithms for job shops;
applications of statistical methods for product and process quality
control - applications of control charts for mean, range, percent
defective, number of defectives and defects per unit; quality cost
systems; management of resources, organizations and risks in projects.
System improvement: Implementation of systems, such as total quality
management, developing and managing flexible, lean and agile organizations.
PAPER - II
Thermodynamics, Gas Dynamics and Turbine:
Basic concept of First –law and second law of Thermodynamics;
concept of entropy and reversibility; availability and unavailability
Classification and properties of fluids; incompressible and compressible
fluids flows; effect of Mach number and compressibility; continuity
momentum and energy equations; normal and oblique shocks; one dimensional
isentropic flow; flow or fluids in duct with frictions that transfer.
Flow through fans, blowers and compressors; axial and centrifugal
flow configuration; design of fans and compressors; single problems
compresses and turbine cascade; open and closed cycle gas turbines;
work done in the gas turbine; reheat and regenerators.
Conduction heat transfer- general conduction equation - Laplace,
Poisson and Fourier equations; Fourier law of conduction; one dimensional
steady state heat conduction applied to simple wall, solid and hollow
cylinder & spheres.
Convection heat transfer- Newton’s law of convection; free
and forces convection; heat transfer during laminar and turbulent
flow of an incompressible fluid over a flat plate; concepts of Nusselt
number, hydrodynamic and thermal boundary layer their thickness; Prandtl
number; analogy between heat and momentum transfer- Reynolds, Colbum,
Prandtl analogies; heat transfer during laminar and turbulent flow
through horizontal tubes; free convection from horizontal and vertical
Black body radiation - basic radiation laws such as Stefan-Boltzman,
Planck distribution, Wein’s displacement etc.
Basic heat exchanger analysis; classification of heat exchangers
I .C. Engines:
Classification, thermodynamic cycles of operation; determination
of break power, indicated power, mechanical efficiency, heat balance
sheet, interpretation of performance characteristics, petrol, gas
and diesel engines.
Combustion in SI and CI engines, normal and abnormal combustion;
effect of working parameters on knocking, reduction of knocking; Forms
of combustion chamber for SI and CI engines; rating of fuels; additives;
Different systems of IC engines- fuels; lubricating; cooling and
transmission systems. Alternate fuels in IC engines.
Steam generation- modified Rankine cycle analysis; Modern steam
boilers; steam at critical and supercritical pressures; draught equipment;
natural and artificial draught; boiler fuels solid, liquid and gaseous
fuels. Steam turbines - principle; types; compounding; impulse and
reaction turbines; axial thrust.
Steam nozzles- flow of steam in convergent and divergent nozzle;
pressure at throat for maximum discharge with different initial steam
conditions such as wet, saturated and superheated, effect of variation
of back pressure; supersaturated flow of steam in nozzles, Wilson
Rankine cycle with internal and external irreversibility; reheat
factor; reheating and regeneration, methods of governing; back pressure
and pass out turbines.
Steam power plants - combined cycle power generation; heat recovery
steam generators (HRSG) fired and unfired, co-generation plants.
Refrigeration and air-conditioning:
Vapour compression refrigeration cycle - cycle on p-H & T-s
diagrams; eco-friendly refrigerants - R134a,123; Systems like evaporators,
condensers, compressor, expansion devices. Simple vapour absorption
Psychrometry - properties; processes; charts; sensible heating and
cooling; humidification and dehumidification effective temperature;
air-conditioning load calculation; simple duct design.