ME2301 THERMAL ENGINEERING Syllabus

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OBJECTIVE:
 To integrate the concepts, laws and methodologies from the first course in
thermodynamics into analysis of cyclic processes
 To apply the thermodynamic concepts into various thermal application like IC
engines, Steam Turbines, Compressors and Refrigeration and Air conditioning
systems
UNIT I GAS POWER CYCLES 9
Otto, Diesel, Dual, Brayton cycles, Calculation of mean effective pressure, and air
standard efficiency -Actual and theoretical PV diagram of four stroke and two stroke
engines
UNIT II INTERNAL COMBUSTION ENGINES 9
Classification - Components and their function - Valve timing diagram and port timing
diagram - Comparison of two stroke and four stroke engines - Carburettor system,
Diesel pump and injector system.
Performance calculation - Comparison of petrol and diesel engine - Lubrication system
and Cooling system - Battery and Magneto Ignition System – Formation of exhaust
emission in SI and CI engines
UNIT III STEAM NOZZLES AND TURBINES 9
Flow of steam through nozzles, shapes of nozzles, effect of friction, critical pressure
ratio, supersaturated flow, Impulse and Reaction principles, compounding, velocity
diagram for simple and multi-stage turbines, speed regulations –Governors.
UNIT IV AIR COMPRESSOR 9
Classification and working principle of various types of compressors, work of
compression with and without clearance, Volumetric efficiency, Isothermal efficiency and
Isentropic efficiency of reciprocating compressors, Multistage air compressor and inter
cooling –work of multistage air compressor
UNIT V REFRIGERATION AND AIR CONDITIONING 9
Vapour compression refrigeration cycle- super heat, sub cooling - Performance
calculations - working principle of vapour absorption system, Ammonia –Water, Lithium
bromide –water systems (Description only) - Alternate refrigerants - Comparison
between vapour compression and absorption systems - Air conditioning system: Types,
Working Principles - Psychrometry, Psychrometric chart - Cooling Load calculations -
Concept of RSHF, GSHF, ESHF -
(Use of standard thermodynamic tables, Mollier diagram, Psychrometric chart and
refrigerant property tables are permitted in the examination)
TOTAL: 60 PERIODS
TEXT BOOKS:
1. Sarkar, B.K,”Thermal Engineering” Tata McGraw-Hill Publishers, 2007
2. Kothandaraman.C.P., Domkundwar.S,Domkundwar. A.V., “A course in thermal
engineering,”Dhanpat Rai &sons ,Fifth edition, 2002
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REFERENCES:
1. Rajput. R. K., “Thermal Engineering” S.Chand Publishers , 2000
2. Arora.C.P,”Refrigeration and Air Conditioning ,” Tata McGraw-Hill Publishers 1994
3. Ganesan V..” Internal Combustion Engines” , Third Edition, Tata Mcgraw-Hill 2007
4. Rudramoorthy, R, “Thermal Engineering “,Tata McGraw-Hill, New Delhi,2003