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Electrotechnics

Code 8550
Year 2
Semester S2
ECTS Credits 6
Workload PL(15H)/T(30H)/TP(15H)
Scientific area Electrotechnics and Electronics
Entry requirements N/A
Mode of delivery Face-to-Face.
Work placements Not Applicable.
Learning outcomes The main objective of this course unit is the study of electromechanical energy conversion.
At the end of this course unit the student should be able to:
. Understand the fundamentals of electrostatics and magnetostatics.
. Understand the fundamentals of the electromagnetic theory.
. Understand and use the techniques of analysis in both DC and AC circuits.
. Understand the electromagnetic properties of materials.
. Understand the behavior of different types of materials, for the mechanism of transport of electrical charge and the application of magnetic fields.
. Understand and use techniques of design and analysis of magnetic circuits
Syllabus REVISIONS: Electrostatic Field. Coulomb's Law. Electric Field Intensity. Potential. Gauss's Theorem. Poisson's and Laplace's equations. Fundamental Equations of the Magnetic Field. Kirchhoff's laws on magnetic circuits. Magnetization curves. Hard/soft materials.
CIRCUIT ANALYSIS: Electric signals, Sources, Measurement equipment, Loads. Ohm's Law and Joule's Effect. Kirchhoff's Laws. Non-sinusoidal quantities. RMS and mean values. Power.
THREE-PHASE SYSTEMS: Star and triangle connection systems. Balanced / unbalanced systems. Phase / phase-to-phase voltages. Simple / compound voltages. Line / phase currents. Vector representation.
TRANSFORMERS: Transformer equations. Ideal transformer. Equivalent circuit of the transformer. Three-phase transformers. Measuring transformers.
PROPERTIES OF MATERIALS: Electric transportation. Metals and alloys. Thermistor, thermocouple, extensometer. Superconducting. Magnetic materials. Ferromagnetic materials and alloys.
Main Bibliography A. Apontamentos das aulas, M. R. A. Calado, UBI 2020.
A. ELECTROTECNIA, Séries de problemas – Edição 3, M. R. A. Calado, UBI 2015.
A. MATERIAIS E PROPRIEDADES ELECTROMAGNÉTICAS (Capítulo I), M. R. A. Calado, UBI 2002.
A. MATERIAIS E PROPRIEDADES ELECTROMAGNÉTICAS (Capítulo II), M. R. A. Calado, UBI 2009.
A. Schaum's Outline of Electromagnetics, second edition, Joseph Edminister, , McGraw-Hill, 1993.
A. Circuit Analysis: Theory and Practice, third edition, Robbins and Miller, Thomson Delmar Learning, 2003.
A. Basic Electrical Power and Machines, David Bradley, Springer, 1994.
B. Electric Machinery Fundamentals, third edition, Stephen Chapman, McGraw-Hill, 1998. B. Electrical and Magnetic Properties of Materials, Philippe Robert, Artech House Publishers, 1998.
B. Electrical Properties of Materials solymar, seventh edition, D. Walsh, Oxford University Press, 2004.
B. Advanced Circuit Analysis, Paul E. Bennett, Oxford University Press, 1992.
Language Portuguese. Tutorial support is available in English.
Last updated on: 2021-06-18

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