5 ECTS; 1º Ano, Anual, 90,0 TP , Cód. 71258.
Lecturer
- José Filipe Correia Fernandes (2)
(1) Docente Responsável
(2) Docente que lecciona
Prerequisites
Knowledge of mathematics and electrical circuit analysis
Objectives
Studying the steady state of electrical machines: basic operating principles, the technical characteristics and technological aspects. Acquiring skills to select and safely operate the Electrical Machines that are part of an installation.
Program
Curves of DC motors, char. (S) Start-up and and speed variation in DC motors
Schemes equiv (s), internal voltage drop, relationship of m with m ', three-phase transformers, parallel of transf.(s)
The rotating field. Schemes and operating diagram I (s), char. Tm (n), start-up and speed variation in asynchronous machines.
Typical tests, parallel with grid of synchronous machines
Evaluation Methodology
Final mark=2/3 Mark of a written exam + 1/3 Average mark of laboratory assignments
Bibliography
- Fernandes, J. (0). Sebenta de Máquinas Eléctricas. Acedido em 15 de setembro de 2013 em http://www.e-learning.ipt.pt/file.php/463/Sebenta_de_Maquinas_Electricas.pdf
Teaching Method
Lectures, tutorials and laboratory classes including problem solving, demonstrations and experiments.
Software used in class
Word, PowerPoint
