POWER SEMICONDUCTOR SYSTEMS I Author: Ales Havel Phone number: 4287 Headquarters: E227 Web page:

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Power Semiconductor Systems I

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TITLE OF THE PRESENTATION

Example Example 1: An electric lamp is rated 110 W, 200 V. When the lamp is operated at its rated power and voltage, calculate a) the current flowing through.

Presentation transcript:

POWER SEMICONDUCTOR SYSTEMS I Author: Ales Havel Phone number: 4287 Headquarters: E227 Web page:

Presentation contents  Main types of converters  AC-DC converters  DC-DC converters  DC-AC converters Voltage inverters Single phase inverters Three phase inverters Current inverters Single phase inverters Three phase inverters  AC-AC converters

Power converters  A power semiconductor converter is an electrical device for converting electrical energy.

Single phase voltage inverters

Three phase voltage inverters

Example The three phase inverter is supplied from the DC-link voltage U d = 540V. Calculate the RMS value of the output phase and line voltages if the control angle Ψ = 180°. Solution: a)phase voltage b)line voltage: c)conclusion:

Thank You for your attention