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SCHOOL |
School of Engineering |
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ACADEMIC UNIT |
Department of Electrical and Computer Engineering |
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LEVEL OF STUDIES |
Undergraduate |
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COURSE CODE |
ECE_ΒΚ906 |
SEMESTER |
9o |
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COURSE TITLE |
Power Electronics with Modern Semiconductor Technologies |
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INDEPENDENT TEACHING ACTIVITIES |
WEEKLY TEACHING HOURS |
CREDITS |
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3 |
5 |
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Add rows if necessary. The organisation of teaching and the teaching methods used are described in detail at (d). |
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COURSE TYPE general background, |
Specialized general knowledge, skills development |
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PREREQUISITE COURSES:
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Solid State of Matter, Power Electronics I, Power Electronics II |
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LANGUAGE OF INSTRUCTION and EXAMINATIONS: |
Greek |
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IS THE COURSE OFFERED TO ERASMUS STUDENTS |
No |
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COURSE WEBSITE (URL) |
To be created at e-class after the lesson is validated by the secretariat |
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Learning outcomes |
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The course learning outcomes, specific knowledge, skills and competences of an appropriate level, which the students will acquire with the successful completion of the course are described. Consult Appendix A · Description of the level of learning outcomes for each qualifications cycle, according to the Qualifications Framework of the European Higher Education Area · Descriptors for Levels 6, 7 & 8 of the European Qualifications Framework for Lifelong Learning and Appendix B · Guidelines for writing Learning Outcomes |
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Course outcomes and specific knowledge: Upon successful completion of the educational process, students will have acquired the necessary knowledge to: 1. Recognize and understand the different structures of the new Silicon Carbide and Gallium Nitride Wide Band Gap (WBG) power semiconductors such as D-MOSFET, JFET, Super-junction, HEMT. 2. To understand the technical characteristics and the functional behavior of the various WBG transistors and power diodes in conduction state (forward and reverse bias) and switching operation. 3. To recognize the parasitic elements of a power device and how they affect the static and dynamic operation of a converter. 4. To understand and be able to carry out circuit analysis of different multi-level DC/AC converters including modular multilevel inverter, floating capacitors, and diode clamp architectures. 5. To understand high-conversion-ratio multi-level DC/DC converters, such as switched capacitors and dual active bridge converters. 6. To be familiar with advanced pulse width modulation techniques for multilevel converters (phase shift, amplitude shift, carrier shift). 7. To be able to calculate the losses of a power converter, do the thermal analysis of the device and design the cooling system. 8. To be able to distinguish the most suitable semiconductor material technology for various industrial applications such as wireless power transfer, interconnected RES units, electromobility and aerospace applications. Skills and abilities At the end of the course, students will have acquired/enhanced the following skills and abilities: 1. Development of critical and synthetic thinking, as a result of the interdisciplinary nature of the course. 2. Ability to identify and solve problems. 3. Familiarity with state-of-the-art technologies in the field of energy conversion systems. 4. Ability to study and decode the specification sheets of various power semiconductor manufacturers. 5. Ability to distinguish and select appropriate switching elements for a given practical application. Also, the ability to properly size and select the equipment for the design of a power converter. 6. Practical skills in designing, analyzing, and packaging power converters for high efficiency and power density. |
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General Competences |
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Taking into consideration the general competences that the degree-holder must acquire (as these appear in the Diploma Supplement and appear below), at which of the following does the course aim? |
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Search for, analysis and synthesis of data and information, with the use of the necessary technology Adapting to new situations Decision-making Working independently Team work Working in an international environment Working in an interdisciplinary environment Production of new research ideas |
Project planning and management Respect for difference and multiculturalism Respect for the natural environment Showing social, professional and ethical responsibility and sensitivity to gender issues Criticism and self-criticism Production of free, creative and inductive thinking …… Others… ……. |
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Search for, analysis and synthesis of data and information, with the use of the necessary technology Adapting to new situations Decision-making Working independently Team work Working in an interdisciplinary environment Production of new research ideas Project planning and management Production of free, creative and inductive thinking |
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1. Wide band gap (WBG) semiconductor structures. Silicon Carbide (SiC) and Gallium Nitride (GaN) Semiconductors. Lateral-channel and vertical-trench field-effect transistor (JFET), insulated-gate field-effect (D-MOSFET), super-junction MOSFET, and high-electron mobility (HEMT) structures. Schottky power diode (SBD) structures. Enhancement, depletion and cascade architectures. 2. Characterization of WBG semiconductors · In steady state: forward and reverse bias, output and transconductance characteristics. Conduction losses. · In switching mode: Dynamic behavior parameters, parasitic capacitances of transistors and diodes, switching losses, reverse recovery. Carrier trapping effect and dynamic conduction resistance. · Thermal behavior: Thermal conductivity, effect of power device packaging, heat flow. 3. Topologies of power electronics for the optimal utilization of WBG semiconductors. Modular multilevel inverters, floating capacitors, and diode clamp. Class E inverters. Multilevel DC/DC converters, including switching capacitors and dual active bridge. Multilevel converter pulse width modulation techniques (phase shift, carrier shift). 4. Advanced WBG converter design and packaging techniques. Effect of parasitic capacitances at high switching frequency, minimizing gate and source parasitic inductances. Design of planar magnetic circuits. Efficient heat dissipation - heatsink design. 5. Applications of high switching frequency, high efficiency and high power density WBG power converters: Wireless power transfer, grid-connected renewable energy sources, electromobility and aerospace applications. |
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DELIVERY |
Lectures |
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USE OF INFORMATION AND COMMUNICATIONS TECHNOLOGY |
Yes |
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TEACHING METHODS The manner and methods of teaching are described in detail. Lectures, seminars, laboratory practice, fieldwork, study and analysis of bibliography, tutorials, placements, clinical practice, art workshop, interactive teaching, educational visits, project, essay writing, artistic creativity, etc.
The student's study hours for each learning activity are given as well as the hours of non-directed study according to the principles of the ECTS |
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STUDENT PERFORMANCE EVALUATION Description of the evaluation procedure
Language of evaluation, methods of evaluation, summative or conclusive, multiple choice questionnaires, short-answer questions, open-ended questions, problem solving, written work, essay/report, oral examination, public presentation, laboratory work, clinical examination of patient, art interpretation, other
Specifically-defined evaluation criteria are given, and if and where they are accessible to students. |
Evaluation Language: Greek Final course exam Lowers passing grade: 5/10 |
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- Suggested bibliography: - Books: 1. Power Electronics, Έκδοση: 4th edition 2021, Author: Manias Stefanos, Publisher: KALAMARA ELLH, ISBN: 9789609400701, Eudoxus Book Number: 102075831 2. Power Electronics, 1st Edition 2010, Author: Rashid H. Muhammad, Publisher: STELLA PARIKOY & SIA, ISBN: 9789604117239, Eudoxus Book Number:14836 |
