ME2301-NOL - THERMAL ENGINEEIRNG THERMAL ENGINEERING PAGE 1...

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Unformatted text preview: THERMAL ENGINEEIRNG THERMAL ENGINEERING PAGE 1 OF 118 N.Venkatesan Sub Code: Page 2 of 118 CONTENTS Unit-I : Gas Power Cycles  The Otto Cycle  Diesel Cycle  The Dual Cycle  The Brayton Cycle  Actual PV diagram of four stroke engine  Theoretical PV diagram for four stroke engine  Theoretical and Actual PV diagram of Two stroke Petrol Engine  Sample Problems Unit-II: Internal combustion Engines  Classification of IC engine  Components of I.C engine  Theoretical valve timing diagram of four stroke engine  Actual valve timing diagram of four stroke engine  Theoretical port timing diagram of two stroke engine  Comparison of two stroke and four stroke engine  Comparison of petrol and diesel engine  Simple Carburetor  Diesel Pump and Injector system  Diesel knocking and detonation  Ignition System  Lubrication System  Cooling System  Performance Calculation  Emission Formation Mechanisms (S.I)  Emission Formation in C.I. Engine  Sample Problem N.Venkatesan ME2301 Sub Code: Page 3 of 118 Unit-III: Steam Nozzles and Turbines  Flow of steam through nozzles  Continuity and steady flow energy equations  Types of Nozzles  Supersaturated flow or Metastable flow in Nozzles  Critical Pressure Ratio  Effect of Friction on Nozzles  Velocity of steam at nozzle exit  Mass of steam discharged through a nozzle  Condition for maximum discharge through nozzle  Values for maximum discharge  Steam turbines  Impulse and Reaction Turbines  Compounding of impulse turbine  Velocity diagram of an impulse turbine  Velocity diagram of the velocity compounded turbines  Reaction Turbine  Governing of Steam Turbine  Sample Problems on Steam Nozzle  Sample problems on Steam Turbine Unit-IV: Air Compressors  Classification of compressors  Positive Displacement compressors  Non-Positive displacement compressors or Dynamic compressor  Multistage Compression  Work done in a single stage reciprocating compressor without clearance volume  Work done in a single stage reciprocating compressor with clearance volume  Volumetric Efficiency N.Venkatesan ME2301 Sub Code: Page 4 of 118  Mathematical analysis of multistage compressor is done with following assumptions  Minimum work required in two stage compressor  Sample Problems Unit-V:Refrigeration and Air-Conditioning System  Vapour Compression Refrigeration Cycle  Sub cooling or Under cooling  Super Heating  Refrigerant  Properties of Refrigerants  Ton of refrigeration  Ammonia Water vapour absorption refrigeration system  Lithium Bromide-Water vapour absorption refrigeration system  Comparison between vapour compression and vapour absorption systems  Psychrometry  Psychrometric Chart  Psychrometric Processes  Cooling Load Calculation  Concepts of GSHF, RSHF, ESHF  Types of Air- Conditioning System  Sample Problems N.Venkatesan ME2301 Sub Code:...
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This note was uploaded on 09/16/2011 for the course MECHANICAL 101 taught by Professor Jskushawaha during the Spring '11 term at Indian Institute of Technology, Chennai.

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