syllabus for the academic year 2019 - 2020 5th semester mecha… · cotter and knuckle joints:...

SRI SIDDHARTHA INSTITUTE OF TECHNOLOGY- TUMAKURU

(A constituent College of Siddhartha Academy of Higher Education, Tumakuru)

Department: MECHANICAL ENGINEERING

Syllabus for the Academic Year – 2019 - 2020

Department: Mechanical Engineering Semester: V

Subject Name: DESIGN OF MACHINE ELEMENTS-I

Subject Code: ME5T01 L-T-P-C: 4-0-0-4

Course Outcomes:

Course

outcome

Descriptions

CO1 Define and explain the terminology associated with material properties and material

behaviour under the action of static, impact and fatigue loads.[BL1]

CO2 Understand and explain the essential principles of uniaxial, biaxial and tri-axial state

of stresses in a loaded machine component and find the resultant stresses.[BL2]

CO3 Apply the concepts of failure theories and carry out analysis of a given machine

component for sustaining static, impact and fatigue loads[BL3,BL4]

CO4 Design machine components like transmission-shafts, axles, power-screws, couplings,

fastenings like riveted, welded and bolted joints etc.[BL5, BL6]




UNIT Description Hours

I Introduction: Materials and their properties, design considerations,

manufacturing considerations, codes and standards, limits, fits and tolerances for

manufacture, stress-strain diagrams, mechanical behavior of metals, Stress

analysis under bi-axial and tri-axial stress state with combined shear, Principal

stresses and related problems, analysis of beams with straight and curved cross

section.

05

Design for static strength: Static loads and factor of safety, theories of failure,

maximum normal stress theory, Maximum shear stress theory, distortion energy

theory, failure of brittle materials, failure of ductile materials, Stress

concentration, determination of stress concentration factor, combined stress

concentration factor.

05

II Design for fatigue strength: Introduction, S-N Diagram, low cycle fatigue, high cycle fatigue, and endurance limit. Modifying factors, size effect, surface effect, stress concentration effect, fluctuating stresses, fatigue strength under fluctuating stresses, Goodman and Soderberg relationship for design, stress due to combined loading, cumulative fatigue damage, problems.

06

Impact loading: Derivation of Instantaneous stress due to axial, bending and

torsion loading, effect of Inertia, problems.

05

III Design of Transmission Shafts: Simple torsion equation, design for strength and

rigidity under steady loading, ASME & BIS codes for design of transmission

shafting, Shafts under fluctuating loads and combined loads, Design of rigid

flanged coupling, and bushed pin type flexible coupling, design of keys.

10

IV Power screws: Mechanics of power screws, stresses in power screws, efficiency

and self locking.

05

Cotter and Knuckle joints: Cotter and Knuckle joints. 05

V Fasteners: Bolted joints: Key types, stresses in keys, pins and retainers, Threaded fasteners and their terminology, stresses and effect of initial tension, effect of compression, effect of fatigue loading, impact loading, shear loading, eccentric loading and problems related to the above. Riveted joints: Types rivet materials, Failures of riveted joints, Boiler joints, Tank and Structural joints,

Welded joints: Welded joints- types, Strength of butt and fillet welds,

eccentrically loaded welds.

11




Question paper Pattern:

Two questions to be set from each unit and student has to answer any one question from

each unit. Totally 5Q need to be answered by the students.

Text Books:

Sl No Text Book title Author Volume and Year of

Edition

1 Machine Design V.B. Bhandary, TATA Mcgraw Hill

Publication

Reference Book:


Edition

1 Machine Design Sharma & Agarwal, SK Kataria & Sons

Publications, New

Delhi.






Subject Name: APPLIED THERMODYNAMICS


Course Objectives:

Course Outcomes:

Sl.

No

Course Objectives

1 To prepare students understand and apply concepts of thermodynamics to various energy

conversion processes and systems.

2 To study combustion thermodynamics and the various working aspects of internal

combustion engines.

3 To study the various aspects of energy conversion in the gas and vapor power cycles,

reciprocating compressors, gas turbines, jet propulsion systems and refrigeration systems.

4 To study various psychrometric processes and understand the working of air conditioning

systems.

Course

outcome

Descriptions

CO1 Identify and Describe the characteristics of standard Thermodynamic Air Cycles and

their analysis [L1, L2]

CO2 Understand the essential principles of psychrometry and analyze A/C systems [L2]

CO3 Understand the working concepts of IC Engines, performance and emissions. [L2]

CO4 Analyze Rankine Cycle with various configurations to optimize the design of power

plants and Refrigeration cycles to determine its COP [L3, L4]





Two questions to be set from each unit and student has to answer any one

question from each unit. Totally 5Q need to be answered by the students.


I Gas Power Cycles: Basic considerations in the analysis of Power cycles, the

Carnot cycle and its value in engineering, Air standard cycle's assumptions, Otto

cycle, Diesel cycle, Dual cycle (Derivation of MEP, air standard efficiency and

numerical problems), Comparison of Otto, Diesel and Dual cycles.

06

Gas Turbines and Jet Propulsion: Brayton cycle, derivation of actual gas

turbine cycle from Ideal cycles, Methods to improve the thermal efficiency,

Numerical problems, Jet propulsion and Rocket Propulsion.

07

II Vapour Power cycles: Carnot Vapour power cycle, Rankine cycle, Deviation of

actual Vapour cycle from Ideal cycle, methods to improve the efficiency of

Rankine cycle, numerical problems.

07

Reciprocating Compressors: Working of single stage Reciprocating

Compressors with P-V diagrams, multistage compression, Effect of Inter

cooling, Numerical problems.

05

III Refrigeration: Revised Carnot cycle, Air refrigeration system, Vapour

compression refrigeration system (Ideal and Actual), selecting the right

refrigerant, Vapour absorption refrigeration system, numerical problems.

07

IV Psychometrics: Atmospheric air and Psychometric properties: DBT, WBT, DPT,

partial pressures, Specific and Relative Humidity, Saturation Ratio, Mixing of air

streams, Psychometric chart, analysis of various processes, summer and winter

air conditioning, numerical problems.

08

V Combustion Thermodynamics: Fuels & combustion, theoretical & actual combustion process, enthalpy of formation, enthalpy of combustion, adiabatic flame temperature, numerical problems.

05

IC engines: Performance analysis of SI and CI engines, Heat balance sheet,

Morse test, numerical problems.

07




Text Books:

Sl

No Text Book title Author

Volume and Year

of Edition

1 Basic and Applied thermodynamics P.K. Nag Tata Mc Graw Hill

Publications.

Reference Book:

Sl

No

Text Book title Author Volume and Year

of Edition

1 Thermodynamics an engineering

approach

Yunus A Cengel and

Michael A Boles-

Tata Mc graw hill

Publications.

2 Applied Thermodynamics Kestoor Praveen, 1st Edition, Suggi

Publications,

Bangalore.






Subject Name: DYNAMICS OF MACHINES


Course Objectives:

Course Outcomes:

Sl.

No

Course Objectives

1 To understand the force – motion relationship in components subjected to external forces

while designing mechanisms for machines & flywheels.

2 To study the undesirable effects of unbalance resulting from prescribed motions in

mechanism and machines.

3 To understand the principles of governors for controlling speed under variable load

condition.

4 To understand the gyroscopic effect on airplane, ships, two wheeler and four wheel and

cams

Course

outcome

Descriptions

CO1 Understand dynamic force analyses of planar mechanisms & flywheels.

CO2 Carry out the balancing of rotating and reciprocating masses.

CO3 Apply the elementary concept of governors for solving simple engineering problems

CO4 Analyse the gyroscopic effects on disks, airplanes , stability of ships , two and four

wheelers.





I Dynamic force analysis: D'Alembert's principle, inertia force, inertia torque,

turning moment diagrams of flywheel, fluctuations of energy, determination of

size of flywheels, analysis of forces on slider crank mechanism

10

II Friction and belt drives: Types of friction, laws of friction,

V- belt drives, Ratio of belt tensions, centrifugal tension, and power transmitted.

10

III Balancing of rotating masses: static and dynamic balancing, balancing of single

rotating mass, balancing of masses in same plane and in different planes.

Balancing of several rotating masses.

06

Balancing of reciprocating masses; inertia effect of crank and connecting rod,

single cylinder engine, balancing of multi cylinder-inline, primary and secondary

forces v-type engine, radial engine, direct and reverse crank method.

05

IV Centrifugal governors: types of governors, force analysis on porter governor,

force analysis on Hartnell governor, controlling force, stability, sensitiveness,

isochronisms.

11

V Gyroscope: Vectorial representation of angular motion, basic definitions, gyroscopic couple, Effect of gyroscopic couple on plane disc. Gyroscopic effect on aero plane, naval vessel, Stability of two wheelers and four wheelers.

06

Analysis of CAMS: analytical force analysis of tangent cam and roller followers. Circular arc cam operating flat faced and roller followers. Circular arc cam operating flat faced and roller follower's undercutting in cams

04







Text Books:

Sl


Volume and Year

of Edition

1 Theory of machines Sadhu Singh Pearson edition 2007

Mechanism and Machine Theory G.Ambekar PHI ,2009

Reference Book:

Sl

No


of Edition

1 Theory of machines grow hill edition

2006.

Rattan S.S Tata Mc

2 Theory of Machines R S Khurmi Gupta , S Chand and

Company, New Delhi

3 Mechanisms and Machines Kinematics Michael M Stanisic Dynamics and

synthesis






Subject Name: TURBOMACHINES


Course Objectives:

Course Outcomes:

Sl.

No

Course Objectives

1 To define and explain the terminology associated with dimensional analysis, model studies

and turbomachinery.

2 To understand and explain the essential principles of Bunkingham’s - Theorem,

similitudes and also thermodynamic principles of turbomachines.

3 To apply the concepts related to dimensional analysis, model studies, turbomachinery and

determine the solutions required.

4 To analyze the velocity diagrams of various turbomachines and predict their various

performance parameters.

Course

outcome

Descriptions

CO1 Define and explain the terminology associated with dimensional analysis, model

studies and turbomachinery. [BL1]

CO2 Understand and explain the essential principles of Bunkingham’s - Theorem,

similitudes and also thermodynamic principles of turbomachines. [BL2]

CO3 Apply the concepts related to dimensional analysis, model studies, turbomachinery

and determine the solutions required. [BL3]

CO4 Analyze the velocity diagrams of various turbomachines and predict their performance

parameters. [BL4]





I INTRODUCTION TO TURBOMACHINES: Definition of a Turbomachine;

parts of a Turbomachine; Comparison with positive displacement machine;

Classification; Application of First and Second Laws to Turbomachines;

Efficiency of Turbomachines, Dimensional Analysis; Fundamental and derived

quantities, Dimensional homogeneity, Geometric, Kinematic and Dynamic

variables, Buckingham’s π-theorem, physical significance of dimensionless

parameters, Effect of Reynolds number; Specific quantities; expression for

specific speed of a pump and turbine, significance of specific speed, Model

studies; Geometric, Kinematic and Dynamic similarity, Moody’s formula,

Illustrative examples on dimensional analysis and model studies.

10

II THERMODYNAMICANALYSIS OF COMPRESSION AND EXPANSION PROCESSES: Sonic velocity and Mach number; Classification of fluid flow based on Mach number; Stagnation and static properties and their relations. Compression process: Overall isentropic efficiency of compression; Polytropic efficiency; Preheat factor, Stage efficiency for single and multi-stage compressor; Numerical problems. Expansion process: Overall isentropic efficiency for a turbine; Polytropic efficiency of expansion; Reheat factor, Stage efficiency for single and multi-stage turbine Numerical problems.

10

III GENERAL ANALYSIS OF POWER GENERATING TURBOMACHINES

Velocity Diagrams, Alternate form of Euler turbine equation - components of

energy transfer Degree of reaction Utilization factor; Relation between utilization

factor and degree of reaction Condition for maximum utilization factor, Axial

flow turbines Velocity diagram for turbines with R = 0, R = 0.5 and R =

1,Variation of utilization factor with speed ratio, Variation of maximum

utilization factor with nozzle angle, optimum blade speed ratio for different types

of turbines, Comparison between Impulse turbine and 50% reaction turbine,

Radial flow turbines effect of blade discharge angle on energy transfer and degree

of reaction, Velocity diagram for different runner shapes, numerical problems.

10

IV STEAM AND HYDRAULIC TURBINES: Steam turbines Classification,

Compounding - Need for compounding, methods of compounding ,Effect of

blades and nozzle losses, Impulse staging; Condition for maximum blade

efficiency of single stage and multi stage turbine with equiangular blades; effect

of blades and nozzle losses, Reaction staging Degree of reaction, Parson’s

turbine, Condition for maximum blade efficiency, Numerical problems.

Hydraulic turbines: Velocity triangles, design parameters, Zero-angle turbine,

force, power and efficiency equations of a Pelton wheel, Efficiency of draft tube,

Numerical problems.

10




V GENERAL ANALYSIS OF POWER ABSORBING TURBOMACHINES

Axial flow compressors Pressure and velocity variation through compressor

stage, Velocity diagram, Specific work and Degree of reaction for compressor

stage, Expression for stage efficiency and Pressure ratio developed per stage,

work done factor, radial equilibrium conditions, free vertex flow, constant

reaction design, numerical problems. Centrifugal compressors Parts of

centrifugal compressor, Pressure and velocity variation through compressor stage,

Velocity diagram for different vane shapes, Influence of impeller vane shapes,

Slip and slip factor, Power input factor and pressure coefficient, Expression for

work done and overall pressure ratio developed, Compressibility effect - need for

pre-whirl vanes; Diffuser types, Surging and choking of centrifugal compressors,

Numerical problems. Centrifugal pumps: Velocity diagram, Theoretical head

capacity relationship, Static pressure rise, Minimum starting speed, Pumps

connected in series and parallel, Numerical problems.

12




Text Books:

Sl


Volume and Year

of Edition

1 An Introduction to energy conversion,

Volume III – Turbomachinery,

V. Kadambi and

Manohar Prasad,

New Age

International

Publishers (P) Ltd.

2 “Turbines, Compressors & Fans”, S. M. Yahya, Tata-McGrawHill

Co., 2nd Edition

(2002)




Reference Book:

Sl

No


of Edition

1 Principles of Turbo Machinery”, D. G. Shepherd, The Macmillan

Company (1964)

2 Fundamentals of Turbomachinery William W Perg, John Wiley& Sons,

Inc. 2008.

3 Turbo Machines Shankar Nag G L &

Keerthi Kumar N

Cengage Publications

4 A Text book of Turbomechanics M.S.Govindegowda

& A.M.Nagaraj-

M.M.Publications-IV

Edition-2008

5 Turbo Machine” Dr. N.

Krishnamurthy,

Sunstar Publisher.






Subject Name: CAD/CAM & CIM


Course Objectives:

Course Outcomes:

Sl.

No

Course Objectives

1 To understand the need for CAD/CAM in Manufacturing.

2 To understand the various analytical elements related to production.

3 To understand and able to create part programming for CNC machines.

4 To understand the fundamentals of robots.

Course

outcome

Descriptions

CO1 Explain the robot configurations, robot motions and robot applications.(L1)

CO2 Discus the various automated flow lines and retrieving line balancing.(L2&L1)

CO3 Describe the various types of automation and production concepts.(L2)

CO4 Analyze and Design appropriate automated assembly systems and CNC part

programming.(L3&L5)





I Introduction to CAD/CAM & CIM: CAD/CAM & CIM Definition, Product

Cycle and CAD/CAM, Automation and CAD/CAM, CIM systems: Introduction,

Automation, definition, types, of automation, CIM, Processing in manufacturing,

production concepts, Mathematical models, manufacturing lead time, production

rate, components of operation time, capacity, utilization and availability, work in

process, WIP ratio, Problems using mathematical model equations.

11

II MINIMUM RATIONAL WORK ELEMENT: Work station process time, Cycle time, precedence constraints. Precedence diagram, Balance delay methods of line balancing-largest Candidate rule, Westers method, Ranked positional weight method, Numerical problems covering above methods.

10

III AUTOMATED ASSEMBLY SYSTEMS: Automated assembly systems:

Product design for automated assembly, types of automated assembly systems,

Part feeding and delivery system-hopper, part feeder, selector, feedback,

escapement and placement. Analysis Automated assembly systems, Performance

of single station assembly and multi station assembly systems.

11

IV CNC MACHINING CENTERS: Introduction to CNC, elements of CNC, CNC

machining centers, part programming, fundamental steps involved in

development of part programming for milling and turning.

10

V ROBOTICS: Introduction, Robotic Fundamentals, Physical configuration of

robot, Robot motions Joints in Robot, Technical features of robots, End effectors,

Robot sensors and Robot applications.

10


Two questions to be set from each unit and student has to answer any one question from each unit.

Totally 5Q need to be answered by the students.




Text Books:


Edition

1 Automation, Production system &

Computer Integrated manufacturing,

M. P. Groover Pearson India, 2007

2nd edition.

Reference Book:


Edition

1 Computer Integrated Manufacturing, J. A. Rehg& Henry. W. Kraebber.

2 CAD/CAM Zeid, Tata McGraw Hill.

3 Principles of Computer Integrated

Manufacturing,

S. Kant Vajpayee, Prentice Hall India






Subject Name: MECHATRONICS (OPEN ELECTIVE - I)

Subject Code: ME5OE01 L-T-P-C: 3-0-0-3

Course Objectives:

Course Outcomes:

Sl.

No

Course Objectives

1 To learn about basics of mechatronic systems including transducers sensors and signal

conditioning.

2 To learn about electrical Pneumatic, Hydraulic, Mechanical& Electrical actuation systems.

3 To learn about basic mathematical system for mechanical fluid and thermal system.

4 To learn about binary number system, logic gates and 8051 microcontroller

Course

outcome

Descriptions

CO1 Memorize the basic concepts of Mechatronics & principles of Transducers, sensors

and signal conditioning in mechatronics systems.(L1)

CO2 Understand the basics of pneumatic & hydraulic, mechanical and electrical actuation

system. (L2)

CO3 Understand the number system; solve logic gates and 8051 microcontroller

Architecture. (L2)

CO4 Analyze and understand the mathematical model for mechanical, fluid and hydraulic

system. (L4)





I MECHATRONIC SYSTEMS:-Measurement and control systems. Their

elements and functions, Microprocessor based controllers.

TRANSDUCERS AND SENSORS:-Definition and classification of transducers.

Definition and classification of sensors. Principle of working and applications of

light sensors, proximity sensors and hall effect sensors.

08

II SIGNAL CONDITIONING:-Introduction to signal conditioning. The operational amplifier, Protection, Filtering, Wheatstone bridge, and Digital signals Multiplexers, Data acquisition.

07

III PNEUMATIC & HYDRAULIC ACTUATION SYSTEM:-Direction control

valves, Pressure control valves and Process control valves.

MECHANICAL ACTUATION SYSTEM:- Cams, Ratchet and pawl, belt and

chain drives, Gears and Gear Trains.

08

IV ELECTRICAL ACTUATION SYSTEMS:-Electrical systems, Mechanical

switches, solid-state switches, solenoids, DC & AC motors, Stepper motors

BASIC SYSTEM MODELS:- Mathematical systems, mechanical system

building blocks, Fluid system building blocks, Thermal system building blocks.

08

V DIGITAL LOGIC:-Number system, Logic Gates, AND gate, OR gate, NOT

gate, NAND gate, NOR gate, De Morgans Law.

MICROPROCESSOR & MICROCONTROLLERS: Microprocessor,

Microcontroller, Z80 & 8051 comparison, Pin configuration, Architecture,

microcontroller survey 4bit, 8bit, 16bit & 32 bit. 8051 architecture.

08


Two questions to be set from each unit and student has to answer any one question from each unit.

Totally 5Q need to be answered by the students.




Text Books:

Sl


Volume and Year

of Edition

1 Mechatronics W.Bolton, Longman, 2Ed,

Pearson

Publications,2007.

2 The 8051 microcontroller, Architecture,

Programing and Applications,

Kenneth J Ayala, West Publishing

Company, 1991,

ISBN: 0-314-77278-

1/2

Reference Book:

Sl

No


of Edition

1 Mechatronics Principles, Concepts &

applications

Nitaigour &

Premchand,

McGraw Hill 2003.

2 Introduction Mechatronics &

Measurement systems,

David.G. Aliciatore

& amp; Michael.B.

Bihistaned,

Tata McGraw Hill,

2000.






Subject Name: INTERNAL COMBUSTION ENGINES LABORATORY

Subject Code: ME5L01 L-T-P-C: 0-0-3-1.5

Course Outcomes:

Course

outcome

Descriptions

CO1 Find the fuel properties related to combustion.

CO2 Measure the area of irregular surfaces by using planimeter.

CO3 Conduct performance test on 2-stroke & 4-stroke engines.

CO4 Draw a heat balance sheet for 2-stroke & 4-stroke engines.





PART - A

1. Determination of Flash and Fire point of Lubricating and fuel oils.

2. Determination of Calorific value of solid, liquid and gaseous fuels.

3. Determination of viscosity of lubricating oils using Redwood, Saybolt's

and torsional viscometers.

4. Valve timing diagram of a 4-stroke IC engine.

5. Use of Planimeter to find area under a P-V curve.

PART - B

1. Performance tests on IC engine, calculations of IP, BP, Thermal

efficiencies, SFC, FP, Heat balance sheet for

a. Four Stroke Diesel engine.

b. Two Stroke Petrol engine.

c. Four Stroke Petrol engine.

d. Multi-cylinder Petrol engine.( Morse test).

e. Variable compression ratio IC engine.

2. Flue gas analysis. (Demonstration only)


One Question from part A - 15 marks (05-write up, 10-calculations & graph)

One Question from part B - 25 marks (05-write up, 20-calculations & graph)

Viva-Voce -10 marks

TOTAL MARKS = 50






Subject Name: FLUID MECHANICS AND MACHINERY LABORATORY

Subject Code: ME5L02 L-T-P-C: 0-0-3-1.5

Course Outcomes:

Course

outcome

Descriptions

CO1 Find the coefficient of discharge for flow measuring devices.

CO2 Find the coefficient of impact on different vanes having different geometry.

CO3 Conduct performance test on turbines, pumps, compressors.

CO4 Draw characteristic performance curves for turbines, pumps, compressors.





PART - A

1. Determination of coefficient of friction of flow in a pipe.

2. Determination of minor losses in flow through pipes.

3. Determination of force developed by impact of jets on vanes.

4. Calibration of flow measuring devices.

a. Orifice Plate meter

b. Venturimeter

c. V-notch

5. Determination of Meta-centric Height by experimental Method

PART - B

1. Performance testing of Turbines.

a. Pelton wheel

b. Francis Turbine

c. Kaplan Turbines

2. Performance testing of Pumps.

a. Single stage / Multi stage centrifugal pumps

b. Reciprocating pump

3. Performance test of a two stage Reciprocating Air Compressor.

4. Performance test on an Air Blower.


One Question from part A - 15 marks (05-write up, 10-calculations)

One Question from part B - 25 marks (05-write up, 20-calculations)

Viva-Voce -10 marks

TOTAL MARKS = 50

syllabus for the academic year 2019 - 2020 5th semester mecha… · cotter and knuckle joints:...

Documents