Prof R T Kennedy 1 EET 307 POWER ELECTRONICS Professor Robert T Kennedy.

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EET 307 EET 307 POWER ELECTRONICSPOWER ELECTRONICS

Professor Robert T KennedyProfessor Robert T Kennedy

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HISTORICALHISTORICAL

18331833

SILICON PHOSPHATESILICON PHOSPHATE

semiconducting propertiessemiconducting properties

MICHAEL FARADAY

1791 -1867

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GRAETZ BRIDGEGRAETZ BRIDGE

1897

LEO GRAETZ

1856 - 1941

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• 1903 11903 1stst paper on Power Converters paper on Power Converters

• 1925 11925 1stst paper on Inverters: GE Review David paper on Inverters: GE Review David PrincePrince

• 1933 Selenium Rectifier C E Fitts1933 Selenium Rectifier C E Fitts

• 1952 11952 1stst International Conference International Conference

'Rectifiers in Industry‘ Pittsburg USA'Rectifiers in Industry‘ Pittsburg USA

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REVOLUTIONARY or REVOLUTIONARY or EVOLUTIONARYEVOLUTIONARY

WILLIAM SHOCKLEY 1910-1989

WALTER BRATTAIN 1902-1987

JOHN BARDEEN 1908-1991

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INTERDISCIPLINARYINTERDISCIPLINARY

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SIGNAL PROCESSINGSIGNAL PROCESSING

PROCESSORS

ASP DSP

Analogue Signal Processing

Digital Signal Processing

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SIGNAL PROCESSINGSIGNAL PROCESSING

SIGNAL PROCESSOR

INPUT INFORMATION

analogue signal processing

digital signal processing

A-Dconv.

D-Aconv.

DC POWER

PROCESSED OUTPUT

INFORMATION

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POWER PROCESSINGPOWER PROCESSING

POWER PROCESSOR

INPUT POWER

dc-dc conversion

ac-ac conversion

dc-acconv.

ac-dcconv.

control information

PROCESSED OUTPUT POWER

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POWER CONVERTER POWER CONVERTER TERMINOLOGYTERMINOLOGY

• RECTIFIER RECTIFIER • INVERTERINVERTER• BIDIRECTIONAL SYSTEM BIDIRECTIONAL SYSTEM • FREQUENCY CHANGER FREQUENCY CHANGER • CYCLOCONVERTER CYCLOCONVERTER • CYCLOINVERTER CYCLOINVERTER • POWER FACTOR CHANGER POWER FACTOR CHANGER • AC-AC CONVERTERAC-AC CONVERTER• DC-DC CONVERTERDC-DC CONVERTER

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POWER CONVERTER POWER CONVERTER TOPOLOGYTOPOLOGY

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POWER CONVERTER POWER CONVERTER TOPOLGYTOPOLGY

• POWER MODULEPOWER MODULE

• POWER SUPPLYPOWER SUPPLY

• FUSEFUSE

• INPUT FILTERINPUT FILTER

• OUTPUT FILTEROUTPUT FILTER

• CONTROL CIRCUITCONTROL CIRCUIT

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POWER – FREQUENCY POWER – FREQUENCY DOMAINSDOMAINS

• HIGH VOLTAGEHIGH VOLTAGE

• HIGH CURRENTHIGH CURRENT

• HIGH POWER HIGH POWER

• HIGH FREQUENCY HIGH FREQUENCY

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SIGNAL PROCESSOR COMPONENTSSIGNAL PROCESSOR COMPONENTS

R CL

SEMICONDUCTORS

- LINEAR MODE -

SEMICONDUCTORS

- SWITCHED MODE -

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POWER PROCESSOR COMPONENTSPOWER PROCESSOR COMPONENTS

R CL

SEMICONDUCTORS

- LINEAR MODE -

SEMICONDUCTORS

- SWITCHED MODE -

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MULTI DISCIPLINARYMULTI DISCIPLINARY

SPACEMILITARY

AIRCRAFT INDUSTRY

AUTO INDUSTRY

TRANSPORT SYSTEMS

MEDICAL ELECTRONICS

ARCHITECTURE

ENVIRONMENT CONTROL

FARMING

FOOD INDUSTRY

LIGHTING

LEISURE

ELECTRIC VEHICLES

APPLICATIONS

POWER ELECTRONICS

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advance renewable energy technologyadvance renewable energy technology

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RESIDENTIAL PV SYSTEMRESIDENTIAL PV SYSTEM

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LIGHT DIMMERLIGHT DIMMER

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POWER SUPPLIESPOWER SUPPLIES

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interact with Utility interact with Utility POWER QUALITYPOWER QUALITY issuesissues

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SPACE SPACE TRAVELTRAVEL

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MARS ROVERMARS ROVER

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POWER MANAGEMENTPOWER MANAGEMENT

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