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Mechanics of Machines
94667

Description
Machines and Mechanisms:
  • Kinematic pairs;
  • Kinematic chains and mechanisms;
  • Mobility analysis;
  • Gruebler criteria and Aronhold-Kennedy Theorem.

Kinematics Analysis:
  • Velocity and acceleration relationships (Rivals, Galilei, Coriolis);
  • Graphical and analytical kinematics (four-bar linkages, slider-crank mechanisms, Fairbairn and Whitworth quick-return mechanisms).

Statics and Dynamics:
  • Free-body diagrams;
  • Graphical force analysis;
  • Statics equations;
  • D'Alembert Principle and inertia forces;
  • Moment of inertia and Huygens–Steiner theorem;
  • Newton-Euler equations;
  • Principle of Virtual Work;
  • Kinetic energy and Konig theorem;
  • Conservative force fields and potential energy;
  • Conservation of mechanical energy.

Friction Forces and Efficiency:
  • Static and dynamic Coulomb friction;
  • Wear and Reye principle;
  • Rolling friction;
  • Friction effect on the prismatic, revolute, and screw kinematic pairs;
  • Roller bearings.

Brakes:
  • Pad, disc, drum, and band types;
  • Kinematic and static analysis.

Belt Transmission Systems:
  • Pulleys and belts (flat and trapezoidal);
  • Transmission ratio;
  • Contact analysis and design.

Hoist Mechanisms:
  • Kinematic analysis and mechanical advantage;
  • Applications to lifting cranes.

Gears:
  • Law of gearing;
  • Spur and helical gears;
  • Interference and minimum number of teeth;
  • Continuity of motion;
  • Bevel and worm gears;
  • Forces analysis;
  • Gear Trains.

Mechanical Vibrations:
  • Single degree-of-freedom (d.o.f.) model and applications to mechanical systems;
  • Free response and forced response;
  • Frequency response analysis;
  • Resonance.

Crédits ECTS
9

Langue d'enseignement
English

Langue d'examen
English

Langue des supports pédagogiques
English

Acquis d'apprentissage fondamentaux
B3.1 - MEB

Entité de gestion (faculté)
Department of Civil and Mechanical Engineering (UNICAS)