Geometrical construction, use of instruments, scales, engineering curves. Orthographic projections, conversion of pictorial views to orthographic views and vice versa. Dimensioning. Unit – II

Скачать 200.18 Kb.
 Название Geometrical construction, use of instruments, scales, engineering curves. Orthographic projections, conversion of pictorial views to orthographic views and vice versa. Dimensioning. Unit – II страница 1/8 Дата 18.10.2012 Размер 200.18 Kb. Тип Документы
(B. TECH. First Year)

ENGINEERING GRAPHICS

M 101

Unit - I

Geometrical construction, use of instruments, scales, engineering curves.

Orthographic projections, conversion of pictorial views to orthographic views and vice versa. Dimensioning.

Orthographic projections of simple elements of machines like nut, bolt, rivets, keys and cotters, joints, pulleys etc.

WORKSHOP PRACTICE

M 141

(PRACTICE ONLY): Students will do practice in following shop.

1. Carpentary

2. Fitting

3. Black smith

1. Foundary

5. Welding.

Books and References:

1. Engg. Drawing with Auto CAD by T. Jayapoovam

2. Engg. Graphics including Autocad by Lakshminarayan and Vaishwanar

3. Machine Drawing by Lakshminarayan and Vaishwanar

4. Engineering Graphics by K.R. Mohan

Mechanical Engg Lab.

M 191

1. Study of Power plant layout in general.

2. Study of Fire Tube of Boiler.

3. Study of Water Tube of Boiler.

4. Study of Boiler Mountings & Accessories .

5. Study of Steam Engines.

6. Study of 4 Stroke Spark Ignition Engine.

7. Study of 4 Stroke Compression Ignition Engine.

8. Study of 2 Stroke Spark Ignition Engine.

9. Load Test on any one Internal Combustion Engine.

(B. TECH. Second Year)

THERMAL ENGINEERING - I

M 201

UNIT – I

Engineering Thermodynamics: Laws of Thermodynamics: Zeroth,First,Second & Third and related Corollaries.

Thermodynamics Relations: Maxwell’s Relations. Joule Thomson Coefficient.

UNIT – II

CYCLES

Vapour Power Cycles : Rankine cycles,calculation for work and efficiency, binary vapour cycles, Combined cycles.

Gas Power Cycles : Carnot cycle, Diesel cycle, Dual cycle, cycle calculations & Analysis

UNIT –III

Steam Generators: Boilers for power plants. Constructional details of modern boilers and their applications. Boiler Draught and Boiler Operations & performance.

Nozzles: Steady flow energy equation and its application to steam nozzle. Isentropic expansion of steam through convergent and divergent nozzles. Critical pressure, condition for maximum discharge, choking of nozzles, effect of back pressure. Super saturated flow through nozzles, flow with friction, nozzle efficiency.

UNIT – IV

Steam Turbines: Principle and working of impulse and reactions turbines, pressure and velocity compounding ,Velocity triangles for various types, efficiencies, steam speed to blade speed ratio for optimum performance, losses in steam turbines, performance at part loads and governing of turbines.

Steam Condensers: Classification and working; effect of air leakage ;calculation of wet and dry air pump capacities Cooling water requirements, vacuum and condenser efficiency, various components of condensing plant, requirements of a good condenser, important design parameters.

UNIT - V

Gas Turbines & Jet Propulsion: Cycle Analysis, intercooling, reheating and heat exchangers, turbine efficiencies. Introduction to Gas Turbine Combustion Chambers. Jet propulsion: Calculation for thrust power, speed and efficiency turbojet and turbo propulsion system.

Books and References:

1. Thermal Engineering by S. Domkundwar

2. Thermal Engineering by R.K. Rajput

3. Thermodynamics by E.J. Lay

4. Gas Turbines by Cohen & Rogers

5. Introduction of Gas Dynamic by R. Rotty

MECHANICAL ENGINEERING GRAPHICS M 202

UNIT –I :

Computer Graphics: Introduction to general purpose graphics software, plotting techniques, coordinate system transformations, line drawing, polygon an circle generation. Drawing entity commands of Computer drafting. Sectional and dimensional drawing using computer.

UNIT – II :

Isometric projections and interpenetration of surfaces.

UNIT- III to V:

Orthographic projections of machine parts and assembly drawings of couplings bearings, brackets, hangers, connecting rods, pistons, eccentric etc.

Books and References:

1. Engg. Drawing with Auto CAD by T. Jayapoovam

2. Engg. Graphics including Autocad by Lakshminarayan and Vaishwanar

3. Machine Drawing by Lakshminarayan and Vaishwanar

4. Engineering Graphics by K.R. Mohan

MATERIAL SCIENCE ENGINEERING

M 203

UNIT – I

Crystalline Nature: Crystal structure; Space lattice constants; Miller indices; Imperfections in crystals, point defects and line defects and surface defects. Effects of crystal structure and imperfection on properties.

UNIT –II

Plastic Deformation of Metals and Alloys: Mechanisms of plastic deformation, role of dislocation; slip and twinning. Effect on properties, theory of work hardening; Theories of recrystallisation and grain growth, Powder metallurgy – Theory and applications.

UNIT – III

Phase and Phase Equilibrium : Types of phases, Solid solution, Hume Rothery's rules, Solidification of alloys; Phase diagrams, Phase and Lever Rules relationship of micro– structure and properties, Iron– Carbon equilibrium diagram. Iron Carbon alloys, Effect of alloying elements.

UNIT – IV

Heat Treatment and Alloys: Phase transformation in steel. `TTT diagram, Detailed study of various heat treatment Processes, Hardenability, case hardening, Applications of case hardening.

UNIT – V

Engineering Materials: Alloy steels for various applications. Tool steel, Spring steel, Corrosion resistant steel. Nonferrous alloys and their applications, National and International Standards. Polymers – different types, their properties, selection for various application, moulding techniques, Ceramics Introduction to composites, different types, properties and their applications. Introduction to nano materials and applications.

Books and References:

1. Material Science by Narula, Narula & Gupta

2. A first course on Material Science by Raghavan

3. Principles of Physical Mettalurgy by Reedhill

4. Material Science by by Callister

KINEMATICS OF MACHINES

M 204

UNIT -I

Kinematics :Types of plane motion, kinematic concept of links, types of pair, types of chains, kinematics of chains ,mechanism and machines, equivalent linkages, constraints and degree of freedom, Grubler’s equation, inversion of four bar, slider crank and double-slider crank chain, Movability Criterion.

UNIT -II

Motion synthesis: Application to four link mechanisms, Transmission angle, chebyshev spacing of precision points, coupler curve, cognate linkages, pole method, relative pole method, overlay method, freudenstein’s method, bloch’s method, function generation, computer aided synthesis of mechanisms.

UNIT -III

Motion analysis: Absolute and relative motion, kinematics quantities and their relationship: vector diagrams ,instantaneous centers and kennedy’s theorem, velocity analysis, relative and absolute velocity methods, method of instantaneous centers, acceleration analysis, acceleration polygon, coriolis acceleration, slider crank mechanisms, mathematical analysis, special graphical method, motion graphics in determination of displacement ,velocity and acceleration of reciprocating parts.

Computer aided analysis of mechanisms.

UNIT -IV

Toothed Gears: Fundamental law of gearing, classification and terminology, geometry and kinematic considerations of various tooth profiles. The involute and cycloid profiles, spur gears and other types, standard in tooth forms, interference, path , arc of contact & Contact ratio.

UNIT -V

Cams: Classification, types of motion curve and analytical construction of cam, profile for different followers, pressure angle and cam size, cam with specified contours, cam synthesis, Gyroscope,elements of Gyroscopic Motion,Gyroscopic Torque equation.

Books and References:

1. Theory of machines by Rattan

2. Mechanism & machine theory by Rao & Dukkipati

3 Theory of mechanism & machines by Ghosh and Mallik

4 Theory of machines by Thomas Bevan

5. Theory of mechanism & machines by Shigley and Uicker

6. Mechanics of Machines by V.Ramamurti

7. Design of Machinery by Norton

THERMAL ENGINEERING – I LAB.

M 242

Name of Experiment

Study of Nestler’s Boilers.

Study of surface condenser.

Study of Rover’s Gas Turbine.

Study of Steam Turbine.

Study of Gas Turbine Combustion Chamber.

Study of cut of cut model of 4 cylinder 4 stroke petrol engine.

Study of Ignition System of S.I. Engine.

Study of Fuel Injection System of Diesel Engine.

Load Test on Ruston Diesel Engine

Похожие:

Разместите кнопку на своём сайте:
Библиотека

База данных защищена авторским правом ©lib.znate.ru 2014
обратиться к администрации
Библиотека