Checking date: 04/02/2025


Course: 2024/2025

Electrical machines and installations
(14760)
Bachelor in Industrial Electronics and Automation Engineering (Plan: 444 - Estudio: 223)


Coordinating teacher: MARTINEZ TARIFA, JUAN MANUEL

Department assigned to the subject: Electrical Engineering Department

Type: Compulsory
ECTS Credits: 6.0 ECTS

Course:
Semester:




Requirements (Subjects that are assumed to be known)
Electric Power Engineering Fundamentals
Objectives
By the end of this subject, students will be able to have: 1. coherent knowledge of their branch of engineering including some at the forefront of the branch in electrical machines and installations. 2. the ability to apply their knowledge and understanding of electrical machines and installations to identify, formulate and solve engineering problems using established methods. 3. workshop and laboratory skills. 4. the ability to combine theory and practice to solve engineering problems regarding electrical machines and installations. 5. an understanding of applicable techniques and methods in electrical machines and installations, and of their limitations.
Learning Outcomes
RA1.3: Coherent knowledge of their branch of industrial engineering including some at the forefront of the branch. RA2.1: The ability to apply their knowledge and understanding to identify, formulate and solve engineering problems using established methods. RA4.3: Workshop and laboratory skills. RA5.2: The ability to combine theory and practice to solve engineering problems. RA5.3: An understanding of applicable techniques and methods, and of their limitations. CB1: Students have demonstrated possession and understanding of knowledge in an area of study that builds on the foundation of general secondary education, and is usually at a level that, while relying on advanced textbooks, also includes some aspects that involve knowledge from the cutting edge of their field of study. CB2: Students are able to apply their knowledge to their work or vocation in a professional manner and possess the competences usually demonstrated through the development and defence of arguments and problem solving within their field of study. CG1: Ability to resolve problems with initiative, creativity decision-making and critical reasoning skills, and to communicate and transmit knowledge, skills and abilities in the Industrial Engineering area. CG9: Knowledge and capacity to apply computational and experimental tools for analysis and quantification of electronic and automatic engineering problems. CE1: Applied knowledge of electrical engineering.
Description of contents: programme
1. Fundamentals of electromagnetics applied to ferromagnetic materials. 1.1. Electromagnetic theory review. 1.2. Hopkinson's Law and limitations. Coil inductances. 1.3. Saturation and hysteresis at ferromagnetic materials. 1.4. Eddy current losses. Power dissipation at ferromagnetic materials. 2. Transformers. 2.1. Principles about the ideal transformer. 2.2. Construction. 2.3. Equivalent circuit of a real transformer. 2.4. Voltage drop and efficiency. 2.5. Three phase transformers. Phase angle between windings. 2.6. Measurements and protection transformers. 2.7. Variacs. 3. Introduction to rotating machines. 3.1. Principles about rotating machines 3.2. Magnetic fields in the air gap. 3.3. Ferraris' Theorem. 3.4. Construction issues at AC machines. 4. The syncronous Machine. 4.1. Fundamentals. Applications. 4.2. Rotor with windings and permanent magnets. 4.3. General structure issues. 5. The asyncronous machine. 5.1. Fundamentals. Applications. 5.2. Equivalent circuit. 5.3. Torque-speed characteristics. Start-up. 6. Low-voltage (LV) installations: cables and conductors. 6.1. Introduction to power distribution. 6.2. Conduction cross section calculations. 7. Internal and Linking installations. 7.1. General sketches and definitions. 7.2. Shortcircuit currents calculations. 8. LV protection devices. 8.1. Protection against electrical shocks. 8.2. Automatic switches and fuses. 8.3 Ground connection schemes. 9. LV electrical installations: Spanish regulations. Practical sessions: 1.- The three phase transformer: connections, tests for equivalent circuit. 2.- The asycronous motor: start-up and current consumption. Power factor, rotating speed and efficiency for different loads. 3.- Ground resistance measurements: connections, calculations.
Learning activities and methodology
- Learning in big groups (theoretical approach), learning in small groups (solving doubts), to solve doubts (ask for them by email), individual student work. Theoretical knowledge - Laboratory learning (3 sessions), learning in small groups (solving practical problems), to solve problems (ask for them by email), individual student work. Practical knowledge
Assessment System
  • % end-of-term-examination 55
  • % of continuous assessment (assigments, laboratory, practicals...) 45

Calendar of Continuous assessment


Extraordinary call: regulations
Basic Bibliography
  • A.J.Conejo, J.M. Arroyo, F.Milano, N.Aguacil, J.L.Polo, R.García Bertrand, J.Contreras, A.Clamagirand, L.López;. ¿Instalaciones Eléctricas¿;. Mc. Graw-Hill..
  • Antonio Colmenar y Juan Luis Hernández. Instalaciones Eléctricas en Baja Tensión. Editorial Ra-Ma. 2007
  • Fraile Mora J.,. "Máquinas eléctricas",. , Mc-Graw-Hill..
  • Fraile Mora J., Fraile-Ardanuy J.;. "Problemas de Máquinas eléctricas";. Mc-Graw-Hill..
  • Guirado R., Asensi R., Jurado F., Carpio J.;. ¿Tecnología Eléctrica¿;. Mc Graw Hill..
  • J. Fraile Mora. Electrotecnia para Ingenieros. Garceta. 2023
  • José García Trasancos. Instalaciones Eléctricas en Media y Baja Tensión. Paraninfo. 2016
  • Sanz Feito J.;. "Máquinas eléctricas";. Prentice Hall..
Additional Bibliography
  • Chapman, Stephen C.;. "Máquinas Eléctricas";. Mc.Graw Hill..
  • Fraile Mora, J;. ¿Electromagnetismo y circuitos eléctricos ¿;. Servicio de publicaciones E.T.S. de Ingenieros de Caminos de Madrid..
  • Sanjurjo Navarro, R.;. "Máquinas eléctricas",. Mc.Graw Hill..

The course syllabus may change due academic events or other reasons.