IEEE PI2 Aus 8/26/25 Tech Mtg: Imagining Energy Conversion Systems as Circuits

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IEEE PI2 Austin, August 26, 2025, Tech Meeting In-Person 6 PM Central / 7 PM Eastern at  

Balcones Country Club, 8600 Balcones Club Drive.Austin, TX 78750

3-course Dinner Provided 
Abstract:

Modern power systems have a complex interplay of passive components, power electronics, rotating machinery, and control loops at various scales. The multiphysics phenomena introduced by various physical and control domains appears formidable and obscures intuition of how energy conversion generally works. In an effort to connect the dots and see the big picture, we examine models for power electronics circuitry, electromechanics, grid systems, and their control loops under the common umbrella of circuit theory. In essence, we are able to show that the governing dynamical equations of such systems may be visually represented as equivalent circuits that lucidly reveal energy flows and closed-loop behavior in one shot. The key insight used to obtain such models comes from basic energy conservation laws along with a reinterpretation of well-known control loops as instances of Kirchhoff's laws. This effectively allows us to place electronics, mechanics, and controls together on the same playing field. This talk walks through applications at various scales, from individual power converters to electromechanical drives, and all the way up to AC power grids.

Details:

A three-course Dinner and soft beverages will be provided for those with reservations. If you do not have a reservation, you will not be able to eat.

Cost, to defray the room, dinner and refreshments cost: Thank you in advance:

IF REGISTERED IN ADVANCE (By August 19th, 2025)  

Members and Non-Members:    

Select Register & Pay now,  $25.00 Paypal from your credit card when registering - you do not need a Paypal account to use it.

Click through to the credit card/debit page.

          OR       

Select Register Now and Pay Later and pay $25.00 cash or credit/debit with Square at the meeting. 

IEEE Student Members:

Free (must register in advance before August 19th with your IEEE member number) Skip the payment

 

All registrants After August 19th , 2025: Pay $30.00 at the the meeting in cash

Attendees must be registered before the event for food accommodations. Unfortunately, we are charged more for the meals after the advance registration date

 

For PDH hours, please email the PI2 Secretary, pi2-secretary@ieee.org.



  Date and Time

  Location

  Hosts

  Registration



  • Add_To_Calendar_icon Add Event to Calendar
  • Balcones Country Club
  • 8600 Balcones Club Dive
  • Austin, Texas
  • United States 78750

  • Contact Event Hosts
  • Officers

    Chair:  melvin.moncey@gmail.com

    Vice Chair: r.hebner@ieee.org

    Treasurer: neminer@sandia.gov

    Secretary: cgoertz@us.tuv.com

  • Starts 05 August 2025 05:00 AM UTC
  • Ends 26 August 2025 04:30 AM UTC
  • Admission fee ?


  Speakers

Brian Johnson

Topic:

“Imagining Energy Conversion Systems as Circuits”

Abstract:

Modern power systems have a complex interplay of passive components, power electronics, rotating machinery, and control loops at various scales. The multiphysics phenomena introduced by various physical and control domains appears formidable and obscures intuition of how energy conversion generally works. In an effort to connect the dots and see the big picture, we examine models for power electronics circuitry, electromechanics, grid systems, and their control loops under the common umbrella of circuit theory. In essence, we are able to show that the governing dynamical equations of such systems may be visually represented as equivalent circuits that lucidly reveal energy flows and closed-loop behavior in one shot. The key insight used to obtain such models comes from basic energy conservation laws along with a reinterpretation of well-known control loops as instances of Kirchhoff's laws. This effectively allows us to place electronics, mechanics, and controls together on the same playing field. This talk walks through applications at various scales, from individual power converters to electromechanical drives, and all the way up to AC power grids.

Biography:

Brian Johnson is an Assistant Professor and a Fellow of the Jack Kilby/Texas Instruments Endowed Faculty Fellowship in Computer Engineering in the Chandra Family Department of Electrical and Computer Engineering at The University of Texas at Austin.

He obtained his M.S. and Ph.D. degrees in Electrical and Computer Engineering from the University of Illinois at Urbana-Champaign, Urbana, in 2010 and 2013, respectively. Previously, he was an Assistant Professor within the Department of Electrical and Computer Engineering at the University of Washington in Seattle. Prior to joining the University of Washington in 2018, he was an engineer with the National Renewable Energy Laboratory.

His work was recognized with a National Science Foundation (NSF) CAREER Award in 2022 as well as prize paper awards from the IEEE Transactions on Energy Conversion and IEEE Transaction on Power Electronics. He is currently co-leading the multi-institutional Universal Interoperability for Grid-Forming Inverters (UNIFI) Consortium which is funded by the U.S. Department of Energy (DOE). His research interests are in renewable energy systems, power electronics, and control systems.