Elements of Mechanical Engineering (110006)  


Syllabus

Sr. Topics Teaching Hours Module Weightage
1
Introduction
Prime movers, Sources of energy, Types of prime movers, Force and mass, Pressure, Work, Power, Energy, Heat, Temperature, Units of heat, Specific heat capacity, Interchange of heat, Change of state, Mechanical equivalent of heat, Internal energy, Enthalpy,Entropy,Efficiency, Statements of Zeroth Law, First law and Second Law of Thermodynamics.
2
dssgs
gsgsgss
11
12 %
3
Fuels and Combustion
Introduction, Classification, Solid fuels, Liquid Fuels, Gaseous fuels, LPG,CNG and biofuels ,Calorific values.
4
Properties of gases
Gas laws, Boyle''s law, Charle''s law, Combined gas law, Gas constant, Internal energy, Relation between Cp and Cv, Enthalpy, Non flow process, Constant volume process, Constant pressure process, Isothermal process, Poly-tropic process, Adiabatic process.
5
Properties of Steam
Introduction, Steam formation, Types of Steam, Enthalpy, Specific volume of steam and dryness fraction of steam , Internal energy, Steam tables, Non-flow process. Measurement of dryness fraction, Throttling calorimeter, Separating calorimeter, Combined calorimeter.
6
Heat Engines
Thermal prime movers, Elementary heat engines, Sources of heat, Working substances, Converting machines, Classification of heat engines, Heat engine cycles, Carnot cycle, , Rankine cycle, Ottocycle, Diesel cycle.
7
Steam Boilers
Introduction, Classification, Simple vertical boiler, Vertical multitubular boiler, Cochran type, Lancashire boiler, Locomotive boiler, Babcock and Wilcox boiler, High pressure boilers, Boiler details, Boiler performance. Functioning of different mountings and accessories.
8
Internal Combustion Engines
Introduction, Classification, Engine details, otto four-stroke cycle, Diesel-four-stroke cycle, Difference between otto cycle and Diesel cycle, Two-stroke cycle, Difference between two-stroke and four-stroke cycle, indicated power (ip), Brake Power (bp),Efficiencies.
9
Speed Control
Introduction, Governors, I.C. Engine governing, Fly wheel.
10
Pumps
Introduction, Reciprocating pump, types and operation, Bucket pump, Air Chamber, Centrifugal pumps, Types and Priming, Rotary pumps.
11
Air Compressors
Introduction, Uses of Compressed air, Reciprocating compressors, Operation of a compressor, Work for compression, Power required, Reciprocating compressor efficiency, Multistage reciprocating compressors, Rotary compressors.
12
Refrigeration & Air Conditioning
Introduction, Refrigerant, Types of refrigerators, Vapour compression refrigerating system, Window and split air conditioners.
13
Couplings, Clutches and Brakes
Introduction, Couplings, Clutches, Brakes, Types of brakes. Difference between a brake and a clutch.
14
Transmission of Motion and Power
Introduction, Methods of drive, Power transmission elements, shaft and axle, Belt-drive, Pulleys, Power transmitted by a belt, Chain drive, Friction drive, Gear drive
15
Important Engineering Materials
Properties of materials, Ferrous & Nonferrous materials and other important engineering materials such as Timber, Abrasive material, silica, ceramics, glass, graphite, diamond, plastic, polymer and composite material