Choose a paper to view its detailed syllabus breakdown.
Exam Scheme
| Paper | Maximum Marks |
|---|---|
| MECHANICAL ENGINEERING - II | 200 |
Syllabus :- MECHANICAL ENGINEERING - II
1. THERMAL ENGINEERING
Thermodynamics: Basic concepts of thermodynamics, Properties of pure substances, First law of thermodynamics applied to closed and open systems, Second law of thermodynamics, Carnot cycle, Entropy, Second law analysis of engineering systems, Availability.
Gas Power Cycles: Air Standard Efficiency, Otto cycle, Diesel cycle, Dual Cycle, Brayton cycle with modifications, Ideal jet propulsion cycles.
Vapour Power Cycles: Carnot and Rankine cycles, Reheat and regenerative cycles, Reheat factor, Binary vapour power cycle, Combined gas-vapour power cycle.
2. HEAT TRANSFER
Conduction: One-dimensional steady-state heat conduction, Heat conduction through composite walls, Critical thickness of insulation, Heat transfer from finned surfaces, Fin efficiency and effectiveness.
Convection: Free and forced convection, Dimensional analysis, Heat transfer correlations, Hydrodynamic and thermal boundary layers, Boundary layer equations and their solutions for flat plates and pipes.
Radiation: Planck's distribution law, Radiation properties, Kirchoff's law, Diffuse radiation, Lambert's law, Intensity of radiation, Heat exchange between two black surfaces, Heat exchange between gray surfaces, Radiation shielding, Electrical analogy.
Boiling and Condensation: Different regimes of boiling heat transfer, Correlations of boiling heat transfer, Heat transfer coefficient for laminar film condensation on a flat plate, Dropwise condensation.
Heat Exchangers: Classification of heat exchangers, Logarithmic mean temperature difference and effectiveness for parallel flow and counterflow heat exchangers, Correction factor and fouling factor, Heat exchanger design by LMTD and effectiveness NTU methods.
3. FLUID MECHANICS AND FLUID MACHINES
Fluid Mechanics: Fluids and their properties, Buoyancy and floatation, Kinematics and dynamics of fluid flow, Dimensional analysis, Laminar and turbulent flows, Flow through pipes, Boundary layer.
Fluid Machines: Centrifugal pumps: Constructional details, Manometric and overall efficiencies. Hydraulic turbines: Impact of jets, Classification and constructional features of Pelton, Francis, and Kaplan turbines, Draft tubes, Cavitation, Specific speed, Velocity triangles, Efficiencies, Characteristic curves, Governing systems.
4. REFRIGERATION AND AIR-CONDITIONING
Refrigeration: Basic refrigeration and heat pump cycles, Air refrigeration system, Vapour compression refrigeration, Vapour absorption system, Refrigerants, Refrigeration Equipment viz. Compressor, Condenser, Evaporator, Expansion devices, Water vapor refrigeration system, Vortex tube refrigeration system, Thermoelectric refrigeration system.
Air-conditioning: Psychrometric properties and processes, Human Comfort, Mechanism of body heat losses, Factors affecting human comfort, Effective temperature, Comfort chart, Cooling Load Estimation and Selection of air conditioning apparatus, Internal heat gain, System heat gain, RSHF, ERSHF, GSHF, Cooling and heating load estimation, Year-round air conditioning.
5. ENERGY SYSTEMS
Internal Combustion Engines: S.I. and C.I. engines, Combustion phenomenon, Combustion chambers, Fuel injection system, Supercharging, Performance parameters of I.C. engines, Engine emission and control.
Steam Turbines: Flow of steam through nozzles, Steam turbines, Velocity diagrams for impulse and reaction turbines, Degree of reaction, Compounding and Governing.
Gas Turbines: Centrifugal and axial flow compressors, Energy transfer equation, Velocity diagrams, Efficiency and performance of gas turbines, Multistage compression, Reheat and regeneration.
Steam Power Plants: High-pressure steam boilers and accessories, plant layout, Fuel handling and firing, ash, smoke, and dust removal, Fluidized bed combustion, Condensers, Heat balance sheet, Plant operation and maintenance, Thermal pollution and control.
Hydro-electric power plants: Selection of site, Different layouts, Efficiency and load curves. Hydrology, Hydrological cycle and hydrograph, Control in hydro-electric plants, Economic loading of hydropower plants.
Nuclear power plants: Nuclear reactions and fuels, Nuclear reactors, Nuclear power plant economics, Safety measures & site selection, Comparison of Nuclear, Steam, and Hydroelectric plants, Modular nuclear power plants.
Power plant economics: Economic load sharing between base load and peak load plants, Typical load curves, Effect of variable load on the power plant.