Universidad de Jaén

Didactic unit 1: Fundamentals of Power Electronics

Topic 1. Fundamentals of Power Electronics

Applications of Power Electronics
Classification of power converters
Power devices
Resolution of electronic power circuits
Parameters of periodic signals

Topic 2. Rectifiers

Rectifiers
Non-controlled rectifiers
Controlled rectifiers

Topic 3. AC Converters

Cycloconverters
AC regulators

Topic 4. Choppers

DC-DC converters
Direct Cutter
Inverse chopper

Topic 5. PWM Investors

Autonomous investors
PWM inverter topologies
PWM inverter control

Teaching Unit 2: Protection Devices and General Electric Drives

Topic 6: Relay and protection devices

1. Introduction. The Drives in Electrical Engineering
2. General information about electric drives (AAEE)
3. Applications of the AAEE
4. Performance of the AAEE and types of cargo.
5. The connection in the protection elements
6. Classification of the AAEE
7. Relays and Contactors
8. Engines
9. Other drives
10. Command and protection elements. Fuses Others
11.Detectors
12. Regulation devices and actuators
13. Switching devices
14.Symbology
15.News from AAEE

Topic 7. Generalities about Electric Drives

1.Introduction and applications
2. Objectives
3. Operation in four quadrants
4. Dynamics of the motor-load combination. Stability
5. Reduction of mechanical variables to the motor shaft
6. Equations. Typical systems
7. Types of service of the AAEE
8. Choice of the power assigned to the motor of an AE
9. Troubleshooting
10.Conclusions and bibliography

Teaching unit 3: Starters

Topic 8: Starters

1.General information about starters in AAEE systems
2.Definitions. Normative
3.Sectioning
4.Protection
5.Commutation
6.Composition of a starter
7.Starter diagrams, typology.
8.Direct Start
9.Start Star-Triangle
10.Statute Start by resistances
11.Start by Autotransformer
12.Boot rotor motor start
13.Electronic Start
14.Other types of Start.
15.Electronic Starters and Speed â€â€âÅ Æ’1;â€â€âÅ Æ’1;Variators
16.Frequency converter for asynchronous motor
17.Voltage regulator for asynchronous motor
18.Boot service types
19.Conclusions and bibliography

Teaching Unit 4: Electric Drives with Asynchronous Alternating Current Motors.

Topic 9: Electric drives with asynchronous alternating current motors.

1. Introduction.
2. The Asynchronous Machine in permanent regime
3. The Asynchronous Machines in transitory regime
4. Types of speed regulation of asynchronous motors
5. Speed â€â€âÅ Æ’1;â€â€âÅ Æ’1;regulation by control of the line voltage applied to the stator
6. Speed â€â€âÅ Æ’1;â€â€âÅ Æ’1;regulation by tension control and line frequency. Scalar control.
7. Speed â€â€âÅ Æ’1;â€â€âÅ Æ’1;regulation by means of a cycloconverter.
8. Speed â€â€âÅ Æ’1;â€â€âÅ Æ’1;control by static control of additional resistance in the rotor.
9. Speed â€â€âÅ Æ’1;â€â€âÅ Æ’1;regulation by recovery of sliding power.
10. Vector Control of Asynchronous Motors
11. Electric braking of three-phase asynchronous motors.
12. Problem solving
13.Conclusions and bibliography

Teaching Unit 5: Electric Drives with Alternating Current Motors - Synchronous.

Topic 10: Electric Drives with synchronous alternating current motors.

1. Introduction.
2. Types of synchronous motors
3. The synchronous motor in permanent regime
4. The outgoing pole synchronous motor in transient mode
5. Models of permanent magnet synchronous motors.
6. Introduction to the AAEE with synchronous motors
7. Speed â€â€âÅ Æ’1;â€â€âÅ Æ’1;regulation of synchronous motors in open loop.
8. Speed â€â€âÅ Æ’1;â€â€âÅ Æ’1;regulation of synchronous motors in closed loop. Synchronous Motor Autopiloted.
9. Vector control of a permanent magnet synchronous motor.
10. Problem solving
11.Conclusions and bibliography.

Didactic Unit 6: Electric Drives with Continuous Current Motors.

Topic 11: Electric Drives with Continuous Current Motors.

1. Introduction
2. Structure and model of direct current machine
3. Operation of a DC machine in four quadrants
4. Regulation of the speed of DC motors by means of controlled rectifiers
5. Regulation of the speed of DC motors by means of choppers
6. Regulation of the speed of DC motors through feedback.
7. Problem solving
8. Conclusions and bibliography.

Teaching unit 7: Choosing a drive

Topic 12: Selection of a more appropriate drive

1. Introduction
2. Installation and configuration of a power drive system
3. Dimensioning of a drive system

Topic 13: Selection and maintenance of an electric machine

1. Introduction
2. Theory and regulatory framework
3. Requirements of the machinery directive
4. Functional Security
5. Conclusions and bibliography

Didactic unit 8: Uninterruptible power supply systems

Topic 14: Emergency feeding. Uninterruptible power systems

1. Introduction
2. Theoretical and normative framework
3. Guide for the selection of a UPS
4. Technologies and classification
5. Applications
6. Batteries
7. System architecture
8. Sizing of the installation
9. Protections
10. Performance
11. Energy management
12.Distorsiones
13.Communication and integration in the network
14.Technical characteristics
15.Conclusions and bibliography

- Theoretical-practical classes and problem solving
- Writing and exhibition of student work
- Classes of practices in laboratory or computer classroom

Students with special educational needs should contact the Student Attention Service (Servicio de Atención y Ayudas al Estudiante) in order to receive the appropriate academic support

The subject consists of two different parts, Power Electronics and Electric Drives:

Part I: Power Electronics (Topics 1 to 5)
Part II: Electric Drives (Items 6 to 14)

Part I, is 33% of the final grade of the subject
Part II, supposes 67% of the Final Note of the subject.

Both parts contain:
* Performing Theoretical-Practical Exam, written, which represents 70% of the final grade.
* Assistance and completion of laboratory-simulation practices, which represent 15% of the final grade.
* Realization / exhibition of works, directed academic activities, that suppose 15% of the qualification final.
In the Examination Test with theoretical contents and problems the competences CEL1, CT2 and CT4 are evaluated and
learning outcomes 6 and 7.
The CEL1, CT2 and CT4 competences are evaluated in the class assignments and delivery of internship reports. learning outcomes 6 and 7.
In the attendance to practical classes, in person or virtual, the competences CEL1, CT2 and CT4 and learning outcomes 6 and 7.