ME2301 THERMAL ENGINEERING L T P C
3 1 0 4
OBJECTIVE:
• To integrate the concepts, laws and methodologies from the first course in thermo dynamics 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 12
Otto, Diesel, Dual, Brayton cycles, Calculation of mean effective pressure, and air standardefficiency - Actual and theoretical PV diagram of four stroke and two stroke engines
UNIT II INTERNAL COMBUSTION ENGINES 12
Classification - Components and their function - Valve timing diagram and port timingdiagram - 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 12
Flow of steam through nozzles, shapes of nozzles, effect of friction, critical pressure ratio, supersaturated flow, Impulse and Reaction principles, compounding, velocitydiagram for simple and multi-stage turbines, speed regulations –Governors.
UNIT IV AIR COMPRESSOR 12
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 12
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
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
3 1 0 4
OBJECTIVE:
• To integrate the concepts, laws and methodologies from the first course in thermo dynamics 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 12
Otto, Diesel, Dual, Brayton cycles, Calculation of mean effective pressure, and air standardefficiency - Actual and theoretical PV diagram of four stroke and two stroke engines
UNIT II INTERNAL COMBUSTION ENGINES 12
Classification - Components and their function - Valve timing diagram and port timingdiagram - 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 12
Flow of steam through nozzles, shapes of nozzles, effect of friction, critical pressure ratio, supersaturated flow, Impulse and Reaction principles, compounding, velocitydiagram for simple and multi-stage turbines, speed regulations –Governors.
UNIT IV AIR COMPRESSOR 12
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 12
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
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
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