Topic 5 Power electronics

Topic 5 Power electronics - 1 J. Wang 5/19/2011 1 Topic 5:...

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Unformatted text preview: 1 J. Wang 5/19/2011 1 Topic 5: Power Electronics square4 Introduction square4 The essence of power electronics: Switching square4 Buck and boost converter square4 Introduction to dc/ac inverter ECE341 Energy Conversion (Spring 2011) J. Wang 2011/5/19 2 What is Power Electronics DC/DC Converter: Voltage/current level change AC/DC Converter: Voltage/current waveform format change DC/AC Inverter: Voltage/current waveform format change AC/AC Converter: Voltage/current frequency and amplitude change Four Types of Power Electronics Circuit: Power electronics is the magic of converting and controlling electrical power from one format to a desired format by using electronics means. 2 J. Wang 2011/5/19 3 Example: AC/DC & DC/DC AC/DC 110 ac to 15 V DC DC/DC 15 V DC to less than 1.6 V Intel Xeon Quad-Core Processor example: X5492 Clock Speed Input Voltage Power Consumption 3.40 GHz <1.6 V 150W J. Wang 2011/5/19 4 Example DC/AC: Traction Drive in Vehicles 3 J. Wang 2011/5/19 5 Example AC/AC: Wind Power...
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This note was uploaded on 04/01/2012 for the course ECE 341 taught by Professor Keyhani during the Fall '08 term at Ohio State.

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Topic 5 Power electronics - 1 J. Wang 5/19/2011 1 Topic 5:...

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