|Name||Industrial Frequency Converters and Inverters|
|Status||Compulsory/Courses of Limited Choice|
|Level and type||Post-graduate Studies, Academic|
|Field of study||Power and Electrical Engineering|
|Academic staff||Leonīds Ribickis, Oskars Krievs|
|Credit points||2.0 (3.0 ECTS)|
Historical overview of AC drive systems development. Mechanical and electrical characteristics of DC and AC drive systems with different speed control methods. Variable frequency AC drives, typical applications and characteristics. Inverters and frequency converters with pulse width modulation techniques. Scalar and vector-oriented control methods of frequency converters..
Goals and objectives
of the course in terms
of competences and skills
|Provide knowledge on industrial frequency converters. Develop the ability to select and implement AC drive systems with frequency converters according to requirements of the technological process.|
Ability to apply induction motor soft starters. - Accomplished and defended lab. work No.1.
Knowledge about typical functions of industrial frequency converters and ability to implement them in practice. - Accomplished and defended lab. work No.2.
Ability to select and apply converters for utilizing the regenerative braking energy of induction drives. - Accomplished and defended lab. work No.3.
Knowledge on industrial inverter pulse width modulation techniques and ability to implement them in practice. - Accomplished and defended lab. work No.4.
|Course prerequisites||Basic knowledge in power electronics and electric machinery.|