Checking date: 16/05/2024

Course: 2024/2025

Magnetic circuits and transformers
Bachelor in Electrical Power Engineering (Plan: 443 - Estudio: 222)

Coordinating teacher: GARCIA DE BURGOS, MARIA BELEN

Department assigned to the subject: Electrical Engineering Department

Type: Compulsory
ECTS Credits: 6.0 ECTS


Requirements (Subjects that are assumed to be known)
Physics II Electrical Power Engineering Fundamentals
The objective of the course is for students to: - Understand the physical principles of magnetic circuits and be able to analyze and design simple magnetic circuits - Understand the role of transformers in electrical systems - Know the operating principle of a transformer in open circuit and under load and its representation by means of an equivalent circuit - Learn to solve problems involving single-phase and three-phase transformers. - Learn to perform tests to determine transformer parameters in the laboratory - Acquire a basic knowledge of national and international regulations related to transformers - Be able to choose a transformer for a specific application
Skills and learning outcomes
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. COCIN1. Ability to draft, sign and develop projects in the area of industrial engineering for construction, renovation, repair, preservation, demolition, manufacture, installation, assembly or operation of: structures, mechanical equipment, energy installations, electrical and electronic installations, industrial plants and installations and automation and manufacturing processes. COCIN4. Ability to resolve problems with initiative, decision-making, creativity, and critical reasoning skills and to communicate and transmit knowledge, skills and abilities in the Industrial Engineering field. COCIN5. Knowledge to perform measurements, calculations, assessments, appraisals, surveys, studies, reports, work plans and other similar jobs. COCIN6. Ability to deal with mandatory specifications, regulations and norms. CEP1. Capacity to design a system, component or process in the area of electrical engineering in compliance with required specifications. CEP2. Knowledge and ability to apply computational and experimental tools for analysis and quantification of electrical engineering problems. CEP3. Ability to design and carry out experiments to analyze and interpret data obtained. CEB2. Understanding and command of the fundamental concepts of the general laws of mechanics, thermodynamics, electromagnetic fields and waves and application for resolving engineering problems. CER4. Knowledge and use of the principles of electrical circuits and electric machinery theory. ECRT1. Capacity for calculation and design of electric machinery. By the end of this content area, students will be able to have: RA1.3. Coherent knowledge of the branch of electrical engineering including some at the forefront of their branch in electric machines. RA2.1. The ability to apply their knowledge and understanding to analyse engineering products, processes and methods. RA2.3. The ability to select and apply relevant analytic and modelling methods in electric machines and drives. RA3.1. The ability to apply their knowledge and understanding to develop and realise designs to meet defined and specified requirements. RA3.2. An understanding of design methodologies for electric power conversion, and an ability to use them. RA4.2. The ability to design and conduct appropriate experiments, interpret the data and draw conclusions. RA4.3. Workshop and laboratory skills. RA5.1. The ability to select and use appropriate equipment, tools and methods for electric machines and drives. RA5.2. The ability to combine theory and practice to solve electrical engineering problems. RA5.3. An understanding of applicable techniques and methods in the design, analysis and selection of electric machines and drives, and of their limitations. RA6.3. Demonstrate awareness of the health, safety and legal issues and responsibilities of engineering practice, the impact of engineering solutions in a societal and environmental context, and commit to professional ethics, responsibilities and norms of engineering practice.
Description of contents: programme
Module 1: REVIEW OF BASIC CONCEPTS OF ELECTRICITY AND MAGNETISM. Maxwell's Equations. Analysis of magnetic circuits. Determination of self-inductance and mutual inductance between coils. Module 2: PHYSICAL CONSTITUTION OF TRANSFORMERS. The magnetic circuit. The electric circuits. Insulation. Transformer cooling. Basic concepts of transformer maintenance. Module 3: SINGLE-PHASE TRANSFORMERS. Operation in no-load conditions. Operation under load. Transformer overloads. Equivalent circuit. Voltage drops. Efficiency. Transformers in parallel. Short circuit current. Connection transient. Module 4: THREE-PHASE TRANSFORMERS. Transformer banks and three-phase units. Connection groups. Harmonics in the no-load current. Equivalent circuit. Operation with balanced and unbalanced loads. Three-Winding transformers. Autotransformers. Voltage regulation. Field of application of different types of transformers.
Learning activities and methodology
- Lectures, individual guidance, and personal study aimed at acquiring theoretical knowledge. - Problem-solving classes in small groups, individual tutorials, and personal study aimed at acquiring practical skills related to the course curriculum. - Workshops on technological aspects and regulations. - Industry speaker conference. - Laboratory practices.
Assessment System
  • % end-of-term-examination 60
  • % of continuous assessment (assigments, laboratory, practicals...) 40

Calendar of Continuous assessment

Extraordinary call: regulations
Basic Bibliography
  • Kulkarni, S.V; Khaparde, S.A.. Transformer engineering. Design and Practice. Marcel Dekker. 2012
Recursos electrónicosElectronic Resources *
Additional Bibliography
  • S.Kulkarni; S Khaparde. Transformer Engineering. Design and Practice. Marcel Dekker. 2012
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The course syllabus may change due academic events or other reasons.

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