ME8594 – NOTES & QP
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ME8594 – SYLLABUS
UNIT I FORCE ANALYSIS
Dynamic force analysis — Inertia force and Inertia torque– D Alembert’s principle –Dynamic Analysis in reciprocating engines — Gas forces — Inertia effect of connecting rod– Bearing loads — Crank
shaft torque — Turning moment diagrams –Fly Wheels — Flywheels of punching presses- Dynamics of Cam- follower mechanism.
UNIT II BALANCING
Static and dynamic balancing — Balancing of rotating masses — Balancing a single cylinder engine —
Balancing of Multi-cylinder inline, V-engines — Partial balancing in engines — Balancing of linkages —
Balancing machines-Field balancing of discs and rotors.
UNIT III FREE VIBRATION
Basic features of vibratory systems — Degrees of freedom — single degree of freedom — Free
vibration– Equations of motion — Natural frequency — Types of Damping — Damped vibration–
Torsional vibration of shaft — Critical speeds of shafts — Torsional vibration — Two and three
rotor torsional systems.
UNIT IV FORCED VIBRATION
Response of one degree freedom systems to periodic forcing — Harmonic disturbances —
Disturbance caused by unbalance — Support motion –transmissibility — Vibration isolation vibration
UNIT V MECHANISM FOR CONTROL
Governors — Types — Centrifugal governors — Gravity controlled and spring controlled centrifugal governors — Characteristics — Effect of friction — Controlling force curves. Gyroscopes –Gyroscopic
forces and torques — Gyroscopic stabilization — Gyroscopic effects in Automobiles, ships and airplanes.