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Power Electronics Lecture 1. Prof. Mohammed Zeki Khedher Department of Electrical Engineering University of Jordan. 1. References for further information. Textbook: “ Power Electronics: Circuits, Devices and Applications” By M. Rashid, Prentice-Hall. References:

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Power electronics lecture 1 l.jpg

Power ElectronicsLecture 1

Prof. Mohammed Zeki Khedher

Department ofElectrical Engineering

University of Jordan

1


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References for further information

Textbook: “ Power Electronics: Circuits, Devices and Applications”

By M. Rashid, Prentice-Hall.

References:

Power Electronics: Converters, Applications and Design By N. Mohan, T. Undeland, and W. Robins, John-Wiley.

Elements of Power Electronics By P. Krein, Oxford University Press.

Power Electronics By C. W. Lander, McGraw-Hill.

rinciple of Power Electronics By J. Kassakian, M. Schlecht and G. Verghses, Addison Wesley.

Power Electronics: Principles and Applications By J. Vithayathil, McGraw-Hill.

Power Semiconductor Circuits By Dewan and Straughen, John-Wiley.

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History of Power Electronics

  • Mercury arc rectifier (year 1900).

  • Metal tank rectifier.

  • Grid controlled vacuum tube rectifier.

  • Ignitron, Phanatron, Thyratron

  • SCR (Silicon Controlled Rectifier)

    - The 1st Thyristor developed by Bell labs in 1956.

    1st Commercial grade SCR developed by

    “ General Electric Co. “ in 1958.

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2. The history

The thread of the power electronics history is the break- through and evolution of power electronic devices.

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Semiconductor rectifier

Mercury arc rectifier

1. HISTORY AND DEVELOPMENT


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Thyristor (SCR), GTO, Triac

Thyratron

1. HISTORY AND DEVELOPMENT


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Power MOSFET, IGBT

Vacuum tube

1. HISTORY AND DEVELOPMENT


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Industrial applications

  • Motor drives

  • Electrolysis

  • Electroplating

  • Induction heating

  • Welding

  • Arc furnaces and ovens

  • Lighting


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Transportation applications

  • Trains & locomotives

  • Subways

  • Trolley buses

  • Magnetic levitation

  • Electric vehicles

  • Automotive electronics

  • Ship power systems

  • Aircraft power systems


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Utilitysystems applications

  • High- voltage dc transmission (HVDC)

  • Flexible ac transmission (FACTS)

  • Static VAR compensation & harmonics

  • Custom power & power quality control

  • Supplemental energy sources :

  • wind, photovoltaic, fuel cells

  • Energy storage systems.

  • Fuel cells.

  • Energy storage systems

  • Boiler feed water systems.


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Power supplies for electronic equipment

  • Telecommunications

  • Computers

  • Office equipment

  • Electronic instruments

  • Portable or mobile electronics


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Residential and home appliances

  • Lighting

  • Heating

  • Air conditioning

  • Refrigeration & freezers

  • Cooking

  • Cleaning

  • Entertaining


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Applications in space technology

  • Spaceship power systems

  • Satellite power systems

  • Space vehicle power systems


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Other applications

  • Nuclear reactor control

  • Power systems for particle accelerators

  • Environmental engineering


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Advantages

  • Easy and flexibility in operation due to digital controls.

  • Faster dynamic response compared to the electro mechanical converters.

  • Lower acoustic noise when compared to electro magnetic controllers, relays and contactors.

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Disadvantages

  • Generate unwanted harmonics.

  • Harmonics are injected into power supply lines affecting the performance of other loads and equipments.

  • Unwanted interference with communication circuits due to electromagnetic radiation.

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Major issues in power electronics thyristor devices.

  • How to meet the requirement of the load or gain better control of the load

  • How to improve the efficiency

  • To have reliable operation of power semiconductor devices

  • To have energy saving

  • How to realize power conversion with less volume, less weight, and less cost.

  • How to reduce negative influence to other equipment in the electric power system and to the electromagnetic environment.


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Power Devices thyristor devices.

  • Power Diode

  • Power BJT

  • Power MOSFET

  • IGBT

  • Thyristor (SCR)

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23 thyristor devices.


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Applications of Power Devices thyristor devices.

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