Università degli Studi di Perugia

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Course name Mechanical engineering
Study-unit Code 70367109
Curriculum Comune a tutti i curricula
Lecturer Ermanno Cardelli
  • Ermanno Cardelli - Didattica Ufficiale
  • 81 Hours - Didattica Ufficiale - Ermanno Cardelli
Course Regulation Coorte 2017
Supplied 2018/19
Learning activities Affine/integrativa
Area Attività formative affini o integrative
Sector ING-IND/31
Type of study-unit Obbligatorio (Required)
Type of learning activities Attività formativa monodisciplinare
Language of instruction Italian
Contents Electric networks. Electric machines.
Reference texts Teacher notes
Educational objectives To be able to solve the main common electrical networks in transient and in steady state. To be able to idenify and solve the equivalent network of an electrical machine.
Prerequisites Electric and magnetic field. Electromagnetism. Complex numbers. Differential equations.
Teaching methods Taught classes and practical exercises
Other information Meet the teacher.
Learning verification modality Written and oral exam.
Written exam divided in two parts(circuits and electrical machines). Each part can be given separately, but in the indicated order.
Written exam with open answer questions.
Extended program Electric networks: Electrical dipoles. Concentrated and linear elextrical parameters, Generators and passive dipoles. Kirchhoff laws. Analysis in time domain. Periodic and alternating variables. Fourier's analysis.Analysis of the linear network with sinusoidal waveform. Impedance and admittance. Loop currents and nodal voltages. Superposition principle, Synthesis of networks.Power factor correction.Three-phase systems. Analysis of three-phase systems. Equilibrated and symmetric systems. Electric power. Load parameters. Active and reactive power. The rotating magnetic field.

Working principle of electrical machines: transformers, syncronous machines, induction motors, dc generators and motors. Static converters. Rectifiers, Inverters, Choppers.
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