CPES

WHAT IS CPES?

We are a research and education center dedicated to creating electric processing systems of the highest value to society. MORE ABOUT CPES

$5M
Annual research Expenditures

2280
Conference and Journal papers

107
Patents awarded

80
Industry members

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NEWS

Revitalized student PELS chapter at Virginia Tech featured in IEEE Magazine

Pat Wheeler with electric motorbike After nearly ten years, the Student Chapter of the IEEE Power Electronics Society (PELS) at Virginia Tech has enjoyed a resurgence, thanks to the e...

Congratulating CPES graduate - Ming Lu

Portrait image of Ming Lu Ming Lu completed his Ph.D. program in June 2017. His dissertation, "Synergetic Attenuation of Stray Magnetic Field in Inductive Power Transfer", a...

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UPCOMING EVENTS

CPES Industry Webinar Series: Two Core Implementation of coupled inductor paralleled 3-phase converter

September 13, 2017

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CPES Industry Webinar Series: Partial Discharge related topics (details TBD)

October 11, 2017

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CPES Industry Webinar Series: Modeling of resonant converters

November 8, 2017

Presentation by Yi-hsun Hsieh. Subject to change.

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VIDEOS

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RECENT ADVANCES

Embedded Screen for Containing Common-Mode Current within a Power Module

Invention Disclosure: Christina DiMarino, Mark Johnson, Dushan Boroyevich, Rolando Burgos

Soft-Switching Techniques for Three-Phase AC/DC Converters

Invention Disclosure: Zhengrong Huang, Zhengyang Liu, Fred C. Lee, Qiang Li, Furong Xiao

CPES researchers create first LLC converter meeting iNEMI requirements

News: This is an 800W 400V/12V LLC Converter, operating at 1MHz with GaN devices. It achieves a peak efficiency of 97.6%, which is the highest efficiency...

A Very High-Frequency High-Density WBG-Based 6.6kW Bidirectional On-Board Charger for Electrical Vehicles

News: A wide-band-gap (WBG) devices based 6.6kW bidirectional on-board charger (OBC) system has recently been developed for plug-in electrical vehicles (...

Maximum Power Point Tracking for Solar Panels

Patent: Xinke Wu, Zijian Wang, Fred C. Lee, Feng Wang

External Ramp Autotuning for Current Mode Control of Switching Converter

Patent: Pei-Hsin Liu, Fred C. Lee, Yingyi Yan, Paolo Mattavelli

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