Subject Details
Dept     : MCT
Sem      : 4
Regul    : 2023
Faculty : Mr A.Sethupathy
phone  : NIL
E-mail  : sethupathy.a.mech@snsce.ac.in
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Syllabus

UNIT
1
Mechanisms and kinematics

Introduction, mechanisms and machines, terminology, planar mechanism - Kinematic diagram and inversion, Mobility, Coincident joints, Grubbler and Grashoff’s law, Four bar, single and double slider mechanisms and their inversions. Construction of velocity and acceleration diagram by graphical method (Relative Velocity Method), Four bar mechanism, slider crank mechanisms

UNIT
2
CAMS Design

Cam terminology, types of cams and followers, construction of cam profile for radial follower with different motion, construction of cam profile for offset follower, with different motion, Cams with special contours, construction of velocity and acceleration for cams with specified contours.

UNIT
3
Governors and Gyroscopes

Governors - Types - Centrifugal governors - Gravity controlled and spring-controlled governors – Characteristics - Effect of friction - Controlling Force. Introduction to automobile differential, Gyroscopic forces, couple, processional angular motion, Gyroscopic effects on airplane and ship, Tutorial on gyroscopic effect on four wheelers

UNIT
4
Dynamic Force Analysis

Introduction-D’ Alembert’s principle-static and inertial force analysis of reciprocating engine Equivalent dynamic system. Turning moment diagram-four stroke engine-multicylinder engine-design of flywheel of IC engine-design of flywheel rim.

UNIT
5
Balancing and Vibration

Static and dynamic balancing, Balancing of single rotating and many rotating masses by another mass in one plane. Introduction to vibration - Terminologies - Single degree of freedom- damped and undammed- free and forced vibration – Vibration isolation and Transmissibility. Transverse vibrations of shafts – Whirling of shaft -Torsional vibration of single rotor and two rotors’ systemsSingle degree of freedom Spring Mass System, Determination of torsional natural frequency of single Rotor system, Whirling of shafts

Reference Book:

Joseph Edward Shigley and John Joseph Uicker Jr., Theory of Machines and Mechanisms SI Edition, 2014, Oxford University Press Norton R. L, Kinematics and Dynamics of Machinery, , 2017, McGraw-Hill Education Shigley, “Theory of Machines”, Tata McGraw Hill, 6th Edition, (2013). (Unit I,II,III, IV). Thomas Bevan, “Theory of Machines”, 3rd Edition, CBS Publishers and Distributors (2011) (Unit I,II,III,IV,V) Sadhu Singh “Theory of Machines” Pearson Education, Chennai, 2014 (Unit I, II, III, IV, V).

Text Book:

Khurmi, R.S., ”Theory of Machines”, 14th Edition, S Chand Publications, Chennai, 2016 (Unit II, III, IV, V). Rattan, S.S, “Theory of Machines”, 3rd Edition, Tata McGraw-Hill, New Delhi, (2016) (Unit I, II, III,IV and V)