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Power Converters

Code:

REID13

Sigla:

CP

Áreas Científicas
Classificação	Área Científica
CNAEF	Electronics and automation

Ocorrência: 2021/2022 - 1S

Ativa?	Yes
Unidade Responsável:	Departamento de Engenharia Eletrotécnica
Curso/CE Responsável:	Professional Technical Higher Education Courses in Smart Grids and Home Automation

Ciclos de Estudo/Cursos

Sigla	Nº de Estudantes	Plano de Estudos	Anos Curriculares	Créditos UCN	Créditos ECTS	Horas de Contacto	Horas Totais
REID	4	Plano de Estudos 2018/19	2	-	6	60	162

Língua de trabalho

Portuguese
Obs.: Português

Objetivos

1. Identify and characterize the various power semiconductors.
2. Study of operation of various types of electronic power converters.
3. Study of the effects on the electric power grid (and loads) of the functioning of power electronic converters.

Resultados de aprendizagem e competências

At the end of the Curricular Unit the student should be able to:
1. Identify the various power semiconductors and be aware of their various characteristics..
2. Understand and identify the different types of electronic power converters, and their practical applications.
3. Know the effects of some of these converters on the electrical grid
4. Understand the operation of electronic power converters that allow conversions of the AC/DC, AC/AC, DC/DC and AC/AC types.

Modo de trabalho

Presencial

Programa

Introduction to Power Electronics
  - Preamble; need; application examples
Power Electronic Devices
  - Power diode
  - Thyristor
  - Power Bipolar Transistor
  - Gate Turn-off Thyristor
  - Power MOSFET
  - Insulated Gate Bipolar Transistor
  - Comparison the Characteristics of Devices
AC/DC converters
  -Analysis of various topologies: controlled, semi-controlled, not controlled; bridge; half-bridge, single-phase, three-phase
  - Powers
  -Applications
AC/AC Converters
  -Cicloconverters: Topology and operating principle
   > on-off control
   > phase control
  -Applications
DC/DC Converters
  -Analysis of various topologies: one quadrant, two quadrant and fourth quadrant
  -Applications
DC/AC Converters
  -Analysis of various topologies: voltage inverter;
  - Modulations techniques;
  -Applications

Bibliografia Obrigatória

• João Palma; Electrónica de Potência , ISEL Edições

Bibliografia Complementar

M. H. Rashid; Power Electronics Circuits, Devices and Applications, Prentice Hall
Ned Mohan; Tore Undeland; Power Electronics: Converters, Applications and Design, John Wiley & Sons
José Fernando Alves da Silva; Electrónica Industrial, Fundaçăo Calouste Gulbenkian

Métodos de ensino e atividades de aprendizagem

Teaching Methodology:
a) Lectures: Interactive exhibition and demonstration method;
b) Practical Classes: Solving problems with relevant interest
c) Laboratory Classes: experimental method applied to the development of circuits and systems based on the knowledge acquired in the theoretical and pr

Conditions of approval:

Final Rating = 0.65 * T + 0.35 * L

actical lessons.

Tipo de avaliação

Distributed evaluation with final exam

Componentes de Avaliação

Designation	Peso (%)
Exame	70,00
Trabalho laboratorial	30,00
Total:	100,00

Componentes de Ocupação

Designation	Tempo (Horas)
Frequência das aulas	30,00
Trabalho laboratorial	30,00
Total:	60,00

Obtenção de frequência

Carrying out laboratory work (NL)


The lab grade is assigned based on the analysis and discussion of the reports and in the performance demonstrated by each student in the laboratory classroom.


Minimum grade for this component: 9.5 values


Conducting tests (NT) or exam (NE).

Four tests are performed.
Minimum grade in the test average: 9.5 values

Fórmula de cálculo da classificação final

Conditions of approval:

Final Rating = 0.7*TP + 0.3*NL

or

NF = 0.7*NE + 0.3*NL