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Anna University B.E. E.E.E - Semester 3 - THERMODYNAMICS


Posted Date: 10 Dec 2007    Resource Type: Articles/Knowledge Sharing    Category: General
Posted By: Bala       Member Level: Diamond
Rating:     Points: 1



ME 251 THERMODYNAMICS

1. SYSTEM AND LAWS OF THERMODYNAMICS
Closed and open systems – equilibrium – first law – second law – reversibility – entrophy – processes – heat and work transfers- entrophy change – Carnot’s cycle.

2. POWER CYCLES AND INTERNAL COMBUSTIONS ENGINES
Carnot’s cycle – otto cycle – diesel cycle – dual cycle – brayton cycle – air standard efficiency – two stroke and four stroke engines – SI and CI engines-gas turbine operation.

3. STEAM BOILERS AND TURBINES
Steam properties – use of steam tables and charts – steam power cycle – boilers and accessories – boiler testing – layout of thermal power stations – steam turbines – impulse and reaction turbine – compounding of turbines – simple velocity diagrams.

4. AIR COMPRESSORS, REFRIGERATION AND AIR CONDITIONING
Reciprocating and rotary compressors – staging compressor work – vapour compression- refrigeration cycle – applications-air conditioning system layout- selection.

5. HEAT TRANSFER
Conduction – plane wall, cylinder, sphere, composite walls – critical insulation thickness – simple fins – convection – free convection and forced convection flow over flat plates and flow through pipes – empirical relations – radiation – Black body – grey body radiation exchanges – cooling of machines.



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