BE8256 Syllabus BASIC MECHANICAL ENGINEERING Regulation 2017 Anna University
BE8256 Syllabus OBJECTIVE
- To impart knowledge on thermodynamics and thermal engineering power generating units such as engines and theory of machines
BE8256 Syllabus UNIT I LAWS OF THERMODYNAMICS
Basic concepts and hints; Zeroth law; First Law of Thermodynamics – Statement and application; Steady flow energy equation-problems- Second law of Thermodynamics – Kelvin – Plank statement and Clausius statement- problems; Limitations; Heat Engine, Refrigerator and Heat Pump, Available energy, Third law of Thermodynamics – Statement.
BE8256 Syllabus UNIT II HEATING AND EXPANSION OF GASES
Expressions for work done, Internal energy and heat transfer for Constant Pressure, Constant Volume, Isothermal, Adiabatic and Polytropic processes-Derivations and problems; Free expansion and Throttling process.
BE8256 Syllabus UNIT III AIR STANDARD CYCLES
Carnot cycle; Stirlings cycle; Joule cycle; Otto cycle; Diesel cycle; Dual combustion Cycle- Derivations and problems.
BE8256 Syllabus UNIT IV I.C. ENGINES, STEAM AND ITS PROPERTIES AND TEAM
Engine nomenclature and classification; SI Engine; CI Engine; Four Stroke cycle, Two stroke cycle; Performance of I.C.Engine; Brake thermal efficiency; Indicated Thermal Efficiency, Specific fuel consumption. Steam – Properties of steam; Dryness fraction; latent heat; Total heat of wet steam; Dry steam;
Superheated steam. Use of steam tables; volume of wet steam, volume of superheated steam; External work of evaporation; Internal energy; Entropy of vapour, Expansion of vapour, Rankine cycle. Steam turbines – Impulse and Reaction types – Principles of operation.
BE8256 Syllabus UNIT V SIMPLE MECHANISM, FLY WHEEL, DRIVES AND BALNCING
Definition of Kinematic Links, Pairs and Kinematic Chains; Flywheel-Turning moment Diagram; Fluctuation of Energy. Belt and rope drives; Velocity ratio; slip; Creep; Ratio of tensions; Length of belt; Power Transmitted; gear trains-types. Balancing of rotating masses in same plane; Balancing of masses rotating in different planes.
BE8256 Syllabus OUTCOME
• Students should learn thermodynamics and thermal engineering to understand the principles behind the operation of thermal equipments like IC engines and turbines etc.,
Students should be able to appreciate the theory behind operation of Machinery and be able to design simple mechanisms
TOTAL : 60 PERIODS
BE8256 Syllabi TEXT BOOKS
1. Nag, P.K., “Engineering Thermodynamics “, IInd Edition, Tata McGraw Hill Publishing Co., Ltd., 1995
2. Rajput, R .K, “Thermal Engineering”, Laxmi publications (P) Ltd, 2001.
|Subject Name||Basic Mechanical Engineering|
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