Program Overview

Electrical Machines Module

Introduction

The Electrical Machines module is a 5 ECTS course that covers the fundamental principles of electromagnetic phenomena, operation, and construction of transformers and electrical machines.

Prerequisite

The module is based on knowledge achieved in the modules Linear Algebra, Calculus, Applied Engineering Mathematics, and AC Circuit Theory or similar.

Content, Progress, and Pedagogy

Learning Objectives

Knowledge

• Have basic knowledge about electromagnetic phenomena, operation, and construction of transformers and electrical machines
• Know about flux, flux linkage, phase inductance, mutual inductance, and their characteristics
• Have basic knowledge about electromechanical energy conversion
• Have knowledge about three-phase windings and rotating magnetic fields
• Have knowledge about electrical machine materials and their characteristics as well as practical application issues and electrical machine standards
• Have knowledge about transformers, DC, AC, and synchronous machines, and the determination of their parameters by tests and construction of steady-state equivalent circuit models under various operating conditions

Skills

• Be able to perform calculations using equivalent circuit models for transformers and electrical machines
• Be able to make necessary simplifications of the transformer equivalent circuit diagram in different applications
• Can draw phasor diagrams for the transformer and electrical machines
• Be able to calculate the power, torque, speed, current, power factor, and efficiency of transformers and electrical machines
• Be able to perform experimental tests to determine the desired parameters for transformers and electrical machines

Competences

• Be able to use equivalent circuit diagrams for transformers, synchronous machines, induction machines, and analyze their performances under different operating conditions
• Be able to perform laboratory measurements to determine the desired parameters for equivalent circuit diagrams and models
• Be able to handle development-specific situations related to the steady-state design, analysis, and application of transformers and electrical machines

Type of Instruction

The module consists of lectures, exercises, and laboratory experiments. Teaching is in English and/or Danish, depending on the participation of international students or if the supervisor is of foreign origin.

Extent and Expected Workload

Since it is a 5 ECTS course, the workload is expected to be 150 hours for the student.

Exam

Exams

• Name of exam: Electrical Machines
• Type of exam: Written exam, 4-hour written examination
• ECTS: 5
• Assessment: 7-point grading scale
• Type of grading: Internal examination
• Criteria of assessment: The criteria of assessment are stated in the Examination Policies and Procedures

Facts about the Module

• Danish title: Elektriske maskiner
• Module code: N-EN-B5-5
• Module type: Course
• Duration: 1 semester
• Semester: Autumn
• ECTS: 5
• Language of instruction: English
• Empty-place Scheme: Yes
• Location of the lecture: Campus Aalborg, Campus Esbjerg
• Responsible for the module: Kaiyuan Lu

Organisation

• Study Board: Study Board of Energy
• Department: Department of Energy
• Faculty: Faculty of Engineering and Science

Related Information

The module is used in the following curricula:

• Curriculum for the Bachelor of Science (BSc) in Applied Industrial Electronics 2018
• Curriculum for the Bachelor of Science (BSc) Programme in Energy Engineering 2015, Esbjerg
• Curriculum for the Bachelor of Science (BSc) Programme in Energy Engineering 2015, Aalborg
• Curriculum for the Bachelor of Engineering (BE) Programme in Sustainable Energy Engineering 2015, version 3