Elettrotecnica e impianti elettrici civili ... mutua da Elettrotecnica I MODULO.
Degree ... M. Guarnieri, A. Stella: "Principi ed Applicazioni di Elettrotecnica", Vol.
Title Elettrotecnica e impianti elettrici civili Electrical Science mutua da Elettrotecnica I MODULO
Degree Corso di Laurea in Ingegneria Civile (DM 270/04) First Level Degree in Civil Engineering (DM 270/04) Corso di Laurea in Ingegneria Gestionale (DM 270/04)
Teacher: Ruben Specogna
Year 2
Teaching Period 1
Credits 6
Academic year: 2013/14
Objectives: The course provides a preliminary understanding of electrical engineering and is directed to a specialist in non-electrical engineering, transmitting the necessary basic knowledge of electromagnetic field theory and electric circuits, with application to electrical systems and an electrical machines. Acquired skills: - Capability of analising simple static and quasistatic electromagnetic field configurations - Capability of analising simple electrical networks with lumped parameters in DC and AC regimes Lectures and exercises Topics
hours
Specific contents
Charge, charge density. Current and current density, continuity equation. Charge, currents and electric forces Electric forces and fieldElectric work, voltage. Conservative and non conservative fields. Scalar potential
6
Dissipative effects
Ohm and Joule laws. Electric resistance. Constitutive law. Kind of resistors
4
Electric generators
Electrostatic work. Behaviour of generators with and without load, electro motive forces . Voltage measurements. Power balance. Kind of generators
4
DC regime circuits
Electric network and working regime. Power and electric work. Topology of networks. Methods of solution and theorems in affine network
16
Dielectric phenomena
Electric field vector, electrostatic potential. Electric flux density, Gauss theorem. Conductors. Polarisation, electric constitutive law. Capacitor, capacitance. Electrostatic energy. Capacitor bipole. Charge and discharge of the capacitor
8
Magnetic phenomena
Faraday-Neumann and Lenz laws. Magnetic flux density, vector potential, electric field. Ampére’s law, magnetic field. Magnetisation, constitutive law, hysteresis. Self and mutual inductions. Work of magnetisation, magnetic energy, hysteresis work. Forces in the magnetic field. Inductor bipole, charge and discharge of an inductor
8
AC regime
Time and symbolic representation, phasors. Behaviour of resistors, capacitors and inductors in AC regime. Generators. Impedance, reactance, admittance. Kirchhoff principles. Power. Measurement instrumentations in AC regime. Theorems on networks in AC regime. Frequency behaviour of bipoles, series and parallel resonance.
12
Mutual inductor in AC regime
Equivalent circuit of transformer with perfect coupling without losses.
2
Total hours for lectures and exercises
60
for exercises only
16 Further educational activities
hours
Labs
0
Tutorials / Seminars
0
Workshops
0
Guided tours
0 0
Total hours for further educational activities
0
Total hours
60
1
Type of exam: Written and oral References: - e.book di "Appunti dalle lezioni" - M. Guarnieri, A. Stella: "Principi ed Applicazioni di Elettrotecnica", Vol. 1°, Ed. Libreria Progetto, Padova. Additional material or information on line http://materialedidattico.uniud.it
2