Works (16)

Updated: November 27th, 2023 08:05

2023 article

A Novel Transformer Leakage Energy Recovery Active Clamp Control Technique for High Power AC/DC Flyback Converters

2023 IEEE APPLIED POWER ELECTRONICS CONFERENCE AND EXPOSITION, APEC, pp. 1238–1245.

By: R. Kokkonda n, R. Beddingfield n, S. Bhattacharya n, B. Carsten & B. Varga

author keywords: Active clamp; PFC; flyback converter; ac/dc; leakage energy recovery; non-complementary control
Sources: Web Of Science, ORCID
Added: September 5, 2023

2023 journal article

Power Flow Control for Decoupled Load Performance of Current-Fed Triple Active Bridge Converter

IEEE OPEN JOURNAL OF POWER ELECTRONICS, 4, 319–329.

By: Z. Smith*, R. Beddingfield n & B. Grainger*

author keywords: Inductors; Windings; Topology; Switches; Load flow analysis; Bridge circuits; Transient analysis; Centralized control; DC-DC power converters; load flow control; solid-state transformer
Source: Web Of Science
Added: August 14, 2023

2023 article

Standardization of Core and Component Characterization at the Advanced Magnetics for Power and Energy Development Laboratory

2023 IEEE TRANSPORTATION ELECTRIFICATION CONFERENCE & EXPO, ITEC.

By: C. Bracken*, R. Beddingfield n, M. Juds*, B. Andapally, B. Grainger* & P. Ohodnicki*

author keywords: core characterization; component characterization; current transformers; magnetic cores; standardization
Source: Web Of Science
Added: October 10, 2023

2022 article

Calculation of Transformer Leakage Inductance by Simplified Flux Path Geometries

2022 IEEE ENERGY CONVERSION CONGRESS AND EXPOSITION (ECCE).

By: R. Beddingfield n, A. Leary*, R. Noebe*, M. Nations n, R. Bowman* & S. Bhattacharya n

author keywords: Electromagnetic analysis; Magnetic cores; Magnetic flux leakage
Sources: Web Of Science, ORCID
Added: November 20, 2023

2021 article

Flux Switching Permanent Magnet Motor with Metal Amorphous Nanocomposite Soft Magnetic Material and Rare Earth Free Permanent Magnets

2021 IEEE ENERGY CONVERSION CONGRESS AND EXPOSITION (ECCE), pp. 3866–3872.

By: S. Simizu*, K. Byerly*, K. Schneider*, H. Kim n, M. Nations n, S. Narasimhan n, R. Beddingfield n, S. Bhattachayara n, M. McHenry*

author keywords: power loss; soft magnetic material; flux switching permanent magnet motor
Sources: Web Of Science, ORCID
Added: July 5, 2022

2021 article

Medium Voltage to Low Voltage Contactless Power Transformation for Data Centers

2021 IEEE ENERGY CONVERSION CONGRESS AND EXPOSITION (ECCE), pp. 5839–5844.

By: G. Zhu*, B. Pahl*, R. Fons*, I. Wong n, S. Bhattacharya n & B. Beddingfield n

author keywords: Contactless Power Transfer; Medium Voltage Distribution; H-bridge Synchronous Rectification; Data Center; Safe Isolation
Sources: Web Of Science, ORCID
Added: July 5, 2022

2020 journal article

Analysis and Design Considerations of a Contactless Magnetic Plug for Charging Electric Vehicles Directly From the Medium-Voltage DC Grid With Arc Flash Mitigation

IEEE Journal of Emerging and Selected Topics in Industrial Electronics, 1(1), 3–13.

By: R. Beddingfield*, S. Samanta n, M. Nations n, I. Wong n, P. Ohodnicki* & S. Bhattacharya n

Source: ORCID
Added: August 12, 2020

2019 journal article

Real-Time Monitoring of Temperature Rises of Energized Transformer Cores With Distributed Optical Fiber Sensors

IEEE TRANSACTIONS ON POWER DELIVERY, 34(4), 1588–1598.

By: P. Lu*, M. Buric*, K. Byerly*, S. Moon*, M. Nazmunnahar*, S. Simizu*, A. Leary*, R. Beddingfield n ...

author keywords: Optical fiber sensors; temperature sensors; Rayleigh scattering; optical frequency-domain reflectometry; transformer cores
Sources: Web Of Science, ORCID
Added: August 12, 2019

2019 conference paper

Supplying Medium Voltage to Data-center Racks Directly Using SiC-Based Converter

2019 IEEE 7th Workshop on Wide Bandgap Power Devices and Applications, WiPDA 2019, 85–92.

By: S. Samanta n, I. Wong n, R. Beddingfield*, S. Bhattacharya n, G. Zhu* & B. Pahl*

Contributors: S. Samanta n, I. Wong n, R. Beddingfield*, S. Bhattacharya n, G. Zhu* & B. Pahl*

Source: ORCID
Added: February 19, 2020

2018 journal article

Thermal profile shaping and loss impacts of strain annealing on magnetic ribbon cores

JOURNAL OF MATERIALS RESEARCH, 33(15), 2189–2206.

By: R. Beddingfield n, S. Bhattacharya n, K. Byerly*, S. Simizu*, A. Leary*, M. McHenry*, P. Ohodnicki*

Contributors: R. Beddingfield n, S. Bhattacharya n, K. Byerly*, S. Simizu*, A. Leary*, M. McHenry*, P. Ohodnicki*

Sources: ORCID, Web Of Science
Added: October 19, 2018

2017 conference paper

A novel dual voltage source converter for magnetic material characterization with trapezoidal excitation

2017 thirty second annual ieee applied power electronics conference and exposition (apec), 1659–1666.

By: R. Beddingfield n, D. Storelli n & S. Bhattacharya n

Contributors: R. Beddingfield n, D. Storelli n & S. Bhattacharya n

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2017 conference paper

Active elimination of DC bias flux in series DC active filter coupling transformer

2017 thirty second annual ieee applied power electronics conference and exposition (apec), 1498–1505.

By: R. Beddingfield n, D. Storelli n & S. Bhattacharya n

Contributors: R. Beddingfield n, D. Storelli n & S. Bhattacharya n

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2017 conference paper

Multi-parameter magnetic material characterization for high power medium frequency converters

Tms 2017 146th annual meeting & exhibition supplemental proceedings, 693–708.

By: R. Beddingfield & S. Bhattacharya

Source: NC State University Libraries
Added: August 6, 2018

2016 conference paper

Seamless black start and reconnection of LCL-filtered solid state transformer based on droop control

2016 ieee energy conversion congress and exposition (ecce).

By: Y. Cho n, Y. Han*, R. Beddingfield n, J. Ha* & S. Bhattacharya n

co-author countries: Korea (Republic of) 🇰🇷

Contributors: Y. Cho n, Y. Han*, R. Beddingfield n, J. Ha* & S. Bhattacharya n

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2015 conference paper

Design methodology of series DC coupling transformer in a medium-voltage DC amplifier system

2015 thirtieth annual ieee applied power electronics conference and exposition (apec 2015), 2015-May(May), 183–190.

By: R. Beddingfield n, A. De n, H. Mirzae n & S. Bhattacharya n

Contributors: R. Beddingfield n, A. De n, H. Mirzae n & S. Bhattacharya n

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2015 conference paper

Investigation of series DC active filter and hybrid AC active filter performance in medium voltage DC amplfier

2015 IEEE Electric Ship Technologies Symposium (ESTS), 161–166.

By: R. Beddingfield n, A. Davis n, H. Mirzaee n & S. Bhattacharya n

Contributors: R. Beddingfield n, A. Davis n, H. Mirzaee n & S. Bhattacharya n

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

Employment

Updated: February 2nd, 2023 15:10

2023 - present

GE Vernova Pittsburgh, PA, US

2020 - 2023

North Carolina State University Raleigh, North Carolina, US
Postdoc Electrical and Computer Engineering

2018 - 2020

National Energy Technology Laboratory Pittsburgh, PA, US
ORISE Postdoctoral Research Fellow

Education

Updated: July 30th, 2018 12:08

2014 - 2018

North Carolina State University Raleigh, NC, US
PhD Electrical and Computer Engineering

2013 - 2014

North Carolina State University Raleigh, NC, US
MSPE - Electric Power Systems Engineering Electrical and Computer Engineering

2008 - 2013

North Carolina State University Raleigh, NC, US
BS - Electrical Engineering Electrical and Computer Engineering

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