Master mechanism analysis with our BME503 VTU Notes. Explore kinematics, gear trains, and balancing techniques for the 2022 Scheme at vtubuddy.in, the ultimate portal for Mechanical Engineering students and researchers.
Master mechanism analysis with our BME503 VTU Notes. Explore kinematics, gear trains, and balancing techniques for the 2022 Scheme at vtubuddy.in, the ultimate portal for Mechanical Engineering students and researchers.
Introduction: Mechanisms and machines, Kinematic pairstypes, degree of freedom, Kinematic chains and their classification, Kinematic inversions, Velocity and Acceleration analysis of planar mechanisms Graphical method: Velocity and Acceleration Analysis of Mechanisms Velocity and acceleration analysis of four bar mechanism, slider crank mechanism. Mechanism illustrating Coriolis component of acceleration. Angular velocity and angular acceleration of links, velocity of rubbing.
Velocity and Acceleration Analysis of Mechanisms (Analytical Method): Velocity and acceleration analysis of four bar mechanism, slider crank mechanism using complex algebra method
Static force analysis: Static equilibrium, analysis of four bar mechanism, slider crank mechanism. Dynamic force analysis: D’Alembert’s principle, analysis of four bar and slider crank mechanism.
Flywheel: Introduction to Flywheel and calculation of its size for simple machines like punching
Spur Gears: Gear terminology, law of gearing, path of contact, arc of contact, contact ratio of spur gear. Interference in involute gears, methods of avoiding interference, condition and expressions for minimum number of teeth to avoid interference.
Gear Trains: Simple gear trains, compound gear trains. Epicyclic gear trains: Algebraic and tabular methods of finding velocity ratio of epicyclic gear trains, torque calculation in epicyclic gear trains.
Balancing of Rotating Masses: Static and Dynamic Balancing, balancing of single rotating mass by balancing masses in same plane and in different planes. Balancing of several rotating masses by balancing masses in same plane and in different planes. Discussions on applications.
Balancing of Reciprocating Masses: Inertia Effect of crank and connecting rod, Single cylinder Engine, Balancing in multi cylinderinline engine (primary and secondary forces). Discussions on applications
Governors: Types of Governors; Force Analysis of Porter and Hartnell Governors. Controlling Force,
Free vibrations: Basic elements of vibrating system, Types of free vibrations, Longitudinal vibrations Equilibrium method, D’Alembert’s principle, Determination of natural frequency of single degree freedom systems, Damped free vibrations: Under damped, over damped and critically damped
systems. Logarithmic decrement. Forced vibrations: Undamped forced vibration of spring mass system, damped forced vibrations,
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