Works (51)
Updated: July 5th, 2023 15:31
2022 conference paper
A Unified Modeling Approach for a Multi-Active Bridge Converter
2022 International Power Electronics Conference (IPEC-Himeji 2022-ECCE Asia), 1614–1620.
Event: IEEE
Source: ORCID
Added: July 10, 2022
2022 article
Contactless power transfer system and method for controlling the same
Vijayan, P., Naik, R., Raghunathan, A. K., & Iyer, V. M. (2022, April).
Source: ORCID
Added: July 10, 2022
2022 article
Electric power system for a vehicle
Datta, R., Iyer, V. M., Osama, M., Huh, K. K., & Rallabandi, V. P. (2022, May).
Source: ORCID
Added: July 10, 2022
2021 conference paper
A Load Profile Based Optimized Piecewise Droop Control for DC Microgrids
2021 IEEE Fourth International Conference on DC Microgrids (ICDCM), 1–7.
Event: IEEE
Source: ORCID
Added: July 10, 2022
2021 conference paper
A Modified Droop Control Algorithm for DC Microgrids to Achieve Accurate Current Sharing and Improved Voltage Regulation
2021 IEEE Applied Power Electronics Conference and Exposition (APEC), 119–125.
Event: IEEE
Source: ORCID
Added: July 10, 2022
2021 journal article
An Active Voltage Stabilizer for a DC Microgrid System
IEEE ACCESS, 9, 86786–86800.
Contributors: V. Iyer *, S. Gulur *, S. Bhattacharya n , J. Kikuchi *, S. Sridharan *, K. Zou *, C. Chen*
author keywords: Voltage control; Microgrids; Impedance; Load modeling; Control systems; Stability criteria; Power system stability; Active stabilizer; DC microgrid; dual active bridge (DAB); energy storage; impedance emulation; small signal modeling; small signal impedance; stability
TL;DR:
This paper analyzes the low-frequency stability challenges that exist in a complex DC microgrid (MG) system and proposes a hardware-based active voltage stabilizer solution that involves only local voltage sensing and are non-intrusive.
(via Semantic Scholar)
open access via ieeexplore.ieee.org (publisher PDF)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(Web of Science; OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: July 26, 2021
2021 conference paper
Controller Design for the Rating-Proportional Current Sharing in Modular Hybrid Critical Load Substation Transformers
2021 IEEE 12th Energy Conversion Congress & Exposition-Asia (ECCE-Asia), 899–905.
Event: IEEE
Source: ORCID
Added: July 10, 2022
2021 article
System and method for charging receiver devices
Vijayan, P., Ramachandrapanicker, S., Aravind, D., Raghunathan, A. K., & Iyer, V. M. (2021, January).
Source: ORCID
Added: July 10, 2022
2021 conference paper
Tertiary Control Method for Droop Controlled DC-DC converters in DC Microgrids
2021 IEEE Energy Conversion Congress and Exposition (ECCE), 694–699.
Event: IEEE
Source: ORCID
Added: July 10, 2022
2020 conference paper
A Control Method of Hybrid Transformer enabled Harmonic Isolator for Sensitive Clustered Harmonic Loads
2020 IEEE Energy Conversion Congress and Exposition (ECCE), 4872–4878.
Event: IEEE
Source: ORCID
Added: July 10, 2022
2020 conference paper
A Methodology for Seamless Hot-Swap of Converters in DC Microgrids
IECON 2020 The 46th Annual Conference of the IEEE Industrial Electronics Society, 3143–3150.
Event: IEEE
Source: ORCID
Added: July 10, 2022
2020 conference paper
A Methodology to Select the Number of Cascaded Cells for a Medium Voltage Multilevel AC-DC Solid State Transformer
2020 IEEE Transportation Electrification Conference & Expo (ITEC), 55–61.
Event: IEEE
Source: ORCID
Added: July 10, 2022
2020 conference paper
An Active Damping Control Strategy for a Multi-Cell AC-DC Solid State Transformer
2020 IEEE Energy Conversion Congress and Exposition (ECCE), 4842–4848.
Event: IEEE
Source: ORCID
Added: July 10, 2022
2020 thesis
An Approach Towards Extreme Fast Charging Station Architecture for Electric Vehicles with Partial Power Processing
North Carolina State University.
Source: ORCID
Added: July 10, 2022
2019 journal article
A CM Filter Configuration for Grid-Tied Voltage Source Converters
IEEE TRANSACTIONS ON INDUSTRIAL ELECTRONICS, 67(10), 8100–8111.
Contributors: S. Gulur n, n & S. Bhattacharya n
author keywords: Common mode (CM) noise; CM filter; differential mode (DM) noise; DM filter; electromagnetic interference (EMI); electromagnetic compatibility (EMC); heat sink; voltage source inverter; voltage source rectifier
TL;DR:
A CM filter is proposed, which uses passive components along with the converter's heat sink as a circulating return path for the CM currents, and the heat-sink potential has been shown to be touch safe during both ideal and nonideal grid conditions with the proposed CM filter.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(Web of Science; OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: July 20, 2020
2019 journal article
A Dual Loop Current Control Structure With Improved Disturbance Rejection For Grid Connected Converters
IEEE Transactions on Power Electronics, 34(10), 1–1.
Contributors: S. Gulur n, V. Iyer n & S. Bhattacharya n
author keywords: Current control; dq frame; grid-connected converters; grid impedance variations; grid voltage harmonics; inverter control; voltage-source inverters; voltage unbalances
TL;DR:
Simulation and experimental results are presented to validate the dual loop strategy for improved disturbance rejection capability and filtering action during the presence of grid voltage harmonics and unbalances, without compromising on the reference tracking performance.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries, ORCID
Added: March 2, 2019
2019 conference paper
A partial power converter interface for battery energy storage integration with a DC microgrid
2019 IEEE Energy Conversion Congress and Exposition (ECCE), 5783–5790.
Event: IEEE
Source: ORCID
Added: July 10, 2022
2019 conference paper
Adaptive Control of a Hybrid Energy Storage System for Wave Energy Conversion Application
2019 IEEE Energy Conversion Congress and Exposition (ECCE), 4994–5001.
Event: IEEE
Source: ORCID
Added: July 10, 2022
2019 journal article
An Approach Towards Extreme Fast Charging Station Power Delivery for Electric Vehicles with Partial Power Processing
IEEE TRANSACTIONS ON INDUSTRIAL ELECTRONICS, 67(10), 8076–8087.
Contributors: V. Iyer n, S. Gulur n, G. Gohil* & S. Bhattacharya n
author keywords: Cascaded H-bridge (CHB) converter; dc fast charger; dc-dc power converters; dual active bridge (DAB); energy storage; fast charging station; partial power processing; phase-shifted full-bridge (PSFB); solid-state transformer (SST)
TL;DR:
An approach for realizing the power delivery scheme for an extreme fast charging (XFC) station that is meant to simultaneously charge multiple electric vehicles (EVs) by making use of partial power rated dc–dc converters to charge the individual EVs.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries, ORCID
Added: July 20, 2020
2019 conference paper
An active voltage stabilizer for a generic dc microgrid
2019 IEEE Energy Conversion Congress and Exposition (ECCE), 462–468.
Event: IEEE
Source: ORCID
Added: July 10, 2022
2019 conference paper
Modeling and Stability Assessment of Single-Phase Droop Controlled Solid State Transformer
2019 10th International Conference on Power Electronics and ECCE Asia (ICPE 2019-ECCE Asia), 3285–3291.
Event: IEEE
Source: ORCID
Added: July 10, 2022
2019 journal article
Optimal Integration of Hybrid Energy Storage System with Wave Energy Converter Systems and Analysis of Spatial WEC Array Arrangement
Source: ORCID
Added: July 10, 2022
2019 article
System and method for fault ride through
Vijayan, P., Prabhakaran, S., Collins, J. O., & Iyer, V. M. (2019, November).
Source: ORCID
Added: July 10, 2022
2018 conference paper
An Approach to Unified Full-Order Modeling of Dual Active Bridge Type Converters
IECON 2018 - 44th Annual Conference of the IEEE Industrial Electronics Society, 986–992.
Contributors: S. Shah n, V. Iyer n & S. Bhattacharya n
Event: IECON 2018 - 44th Annual Conference of the IEEE Industrial Electronics Society
TL;DR:
It is theorised that single-phase DAB converter operating in any of its multiple modes and modulation may be modeled as four dual active half-bridge (DAHB)circuits operating in simple phase-shift modulation.
(via Semantic Scholar)
Sources: NC State University Libraries, NC State University Libraries, ORCID
Added: March 2, 2019
2018 report
DC converters with modified droop control and method of use
(US Patent No. US10097095B2). https://patents.google.com/patent/US10097095B2/en
Source: NC State University Libraries
Added: October 25, 2020
2018 article
DC converters with modified droop control and method of use
Vijayan, P., & Iyer, V. M. (2018, October).
Source: ORCID
Added: July 10, 2022
2018 report
Dc converters with modified droop control and method of use
(US Patent No. US20180083545A1). https://patents.google.com/patent/US20180083545A1/en
Source: NC State University Libraries
Added: October 25, 2020
2018 journal article
Exact Solution of ZVS Boundaries and AC Currents in Dual Active Bridge Type DC-DC Converters
IEEE Transactions on Power Electronics, 34(6), 1–1.
Contributors: S. Shah n, V. Iyer n & S. Bhattacharya n
author keywords: AC current; bidirectional dc-dc converter; dual active bridge (DAB); modeling; peak current; RMS current; soft switching; zero voltage switching (ZVS); ZVS boundaries
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(Web of Science; OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: March 2, 2019
2018 journal article
Exact Solution of ZVS Boundaries and AC-Port Currents in Dual Active Bridge Type DC--DC Converters
IEEE Transactions on Power Electronics, 34(6), 5043–5047.
Source: ORCID
Added: July 10, 2022
2018 conference paper
Extreme fast charging station architecture for electric vehicles with partial power processing
2018 IEEE Applied Power Electronics Conference and Exposition (APEC), 2018-March, 659–665.
Contributors: V. Iyer n, S. Gulur n, G. Gohil * & S. Bhattacharya n
Event: 2018 IEEE Applied Power Electronics Conference and Exposition (APEC)
TL;DR:
A power delivery architecture for an Extreme Fast Charging (XFC) station that is meant to simultaneously charge multiple electric vehicles (EVs) with a 300-mile range battery pack in about 15 minutes is introduced.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(OpenAlex)
Sources: NC State University Libraries, NC State University Libraries, ORCID
Added: August 6, 2018
2018 conference paper
Improved Common Mode Noise Models for Three Level T-Type Neutral Point Clamped Converters
2018 IEEE Energy Conversion Congress and Exposition (ECCE), 6398–6403.
Contributors: S. Gulur n, V. Iyer n & S. Bhattacharya n
Event: 2018 IEEE Energy Conversion Congress and Exposition (ECCE)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(OpenAlex)
Sources: NC State University Libraries, NC State University Libraries, ORCID
Added: March 2, 2019
2018 conference paper
Proportional integral — Resonant and dual loop current control structure comparison for grid connected converters in the rotating frame
2018 IEEE Applied Power Electronics Conference and Exposition (APEC), 2018-March, 1617–1623.
Contributors: S. Gulur n, V. Iyer n & S. Bhattacharya n
Event: 2018 IEEE Applied Power Electronics Conference and Exposition (APEC)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(OpenAlex)
Sources: NC State University Libraries, NC State University Libraries, ORCID
Added: August 6, 2018
2018 conference paper
Small-Signal Modeling and Controller Design Considerations for Dyna-C AC-DC Converter
2018 IEEE Energy Conversion Congress and Exposition (ECCE), 1513–1520.
Contributors: A. Wiemer*, V. Iyer n, A. Hinz *, S. Bhattacharya n & R. De Doncker *
Event: 2018 IEEE Energy Conversion Congress and Exposition (ECCE)
TL;DR:
A space vector based modulation strategy is developed, presented, presented and validated by simulation on the proposed small signal model for Dyna-C ac-dc converter, and a two stage closed loop control approach is developed.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(OpenAlex)
Sources: NC State University Libraries, NC State University Libraries, ORCID
Added: March 2, 2019
2018 journal article
Small-Signal Stability Assessment and Active Stabilization of a Bidirectional Battery Charger
IEEE Transactions on Industry Applications, 55(1), 563–574.
Contributors: V. Iyer n, S. Gulur n & S. Bhattacharya n
author keywords: AC-DC power converters; active damping; active stabilization; battery charger; dual active bridge (DAB); impedance modeling; small-signal modeling; stability; virtual resistance; voltage source converter (VSC)
TL;DR:
A virtual-resistor-based active damping control strategy that does not require any additional sensors is explored for the ac–dc converter to stabilize the cascaded system under all operating modes irrespective of the power flow direction.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries, ORCID
Added: March 2, 2019
2018 conference paper
Stationary reference frame based current control structure with improved disturbance rejection for grid connected converters
2018 IEEE Applied Power Electronics Conference and Exposition (APEC), 2018-March, 1031–1035.
Contributors: S. Gulur n, V. Iyer n & S. Bhattacharya n
Event: 2018 IEEE Applied Power Electronics Conference and Exposition (APEC)
TL;DR:
A virtual loop based current control structure for improving the voltage and the current disturbance rejection capability and decouples the reference tracking and disturbance rejection leading to simpler controller designs is introduced.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(OpenAlex)
Sources: NC State University Libraries, NC State University Libraries, ORCID
Added: August 6, 2018
2018 report
System and method for charging receiver devices
(US Patent No. US20180041066A1). https://patents.google.com/patent/US20180041066A1/en
Source: NC State University Libraries
Added: October 25, 2020
2018 article
System and method for charging receiver devices
Vijayan, P., Ramachandrapanicker, S., Aravind, D., RAGHUNATHAN, A. K., & IYER, V. M. (2018, February). Google Patents.
Source: ORCID
Added: July 10, 2022
2017 conference paper
A dual loop current control structure with improved disturbance rejection for grid connected converters in the synchronous rotating reference frame
2017 ieee energy conversion congress and exposition (ecce), 2017-January, 3890–3896.
Contributors: S. Gulur n, V. Iyer n & S. Bhattacharya n
Event: IEEE
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(OpenAlex)
Sources: NC State University Libraries, NC State University Libraries, ORCID
Added: August 6, 2018
2017 report
Contactless power transfer system and method for controlling the same
(US Patent No. US20170179769A1). https://patents.google.com/patent/US20170179769A1/en
Source: NC State University Libraries
Added: October 25, 2020
2017 journal article
Design, Package, and Hardware Verification of a High-Voltage Current Switch
IEEE Journal of Emerging and Selected Topics in Power Electronics, 6(1), 441–450.
Contributors: A. De *, A. Morgan n, n , H. Ke n, X. Zhao n, K. Vechalapu n, S. Bhattacharya n , D. Hopkins n
author keywords: Current switch; high voltage (HV); IGBT and series diode; packaging; silicon carbide (SiC); wide bandgap
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(Web of Science; OpenAlex)
Sources: Web Of Science, Crossref, NC State University Libraries, ORCID
Added: August 6, 2018
2017 journal article
Design, package, and hardware verification of a high voltage current switch
IEEE Journal of Emerging and Selected Topics in Power Electronics, (99).
Source: ORCID
Added: July 10, 2022
2017 conference paper
Hybrid control strategy to extend the ZVS range of a dual active bridge converter
2017 IEEE Applied Power Electronics Conference and Exposition (APEC), 2035–2042.
Contributors: V. Iyer n, S. Gulur n & S. Bhattacharya n
Event: 2017 IEEE Applied Power Electronics Conference and Exposition (APEC)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(OpenAlex)
Sources: NC State University Libraries, NC State University Libraries, ORCID
Added: August 6, 2018
2017 conference paper
Optimal design methodology for dual active bridge converter under wide voltage variation
2017 ieee transportation electrification conf and expo (itec), 413–420.
Contributors: V. Iyer n, S. Gulur n & S. Bhattacharya n
Event: IEEE
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(OpenAlex)
Sources: NC State University Libraries, NC State University Libraries, ORCID
Added: August 6, 2018
2017 conference paper
Small-signal modeling and stability analysis of a bidirectional electric vehicle charger
2017 ieee 6th international conference on renewable energy research and applications (icrera), 1030–1035.
Event: IEEE
TL;DR:
This paper addresses the stability challenges that exist in a bidirectional grid connected electric vehicle (EV) charger and small-signal models suited for stability analysis of this charger are derived.
(via Semantic Scholar)
Sources: NC State University Libraries, NC State University Libraries, ORCID
Added: August 6, 2018
2017 report
System and method for fault ride through
(US Patent No. US20170141570A1). https://patents.google.com/patent/US20170141570A1/en
Source: NC State University Libraries
Added: October 25, 2020
2017 conference paper
Variable DC bus control for a bidirectional on-board electric vehicle charger
2017 ieee 6th international conference on renewable energy research and applications (icrera), 1041–1046.
Event: IEEE
TL;DR:
The proposed control strategy helps to minimize circulating reactive currents in the DAB converter and extends the soft-switching operating range of the same to achieve high system efficiency.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(OpenAlex)
Sources: NC State University Libraries, NC State University Libraries, ORCID
Added: August 6, 2018
2016 conference paper
Design, package, and hardware verification of a high voltage current switch
Applied Power Electronics Conference and Exposition (APEC), 2016 IEEE, 295–302.
Event: IEEE
Source: ORCID
Added: July 10, 2022
2015 conference paper
High-frequency, high-current transformer designs for Silicon Carbide based LLC converters
2015 IEEE Energy Conversion Congress and Exposition (ECCE), 5650–5656.
Event: 2015 IEEE Energy Conversion Congress and Exposition (ECCE)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(OpenAlex)
Sources: NC State University Libraries, NC State University Libraries, ORCID
Added: March 2, 2019
2015 journal article
Low-frequency dc bus ripple cancellation in single phase pulse-width modulation inverters
IET Power Electronics, 8(4), 497–506.
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(OpenAlex)
Sources: Web Of Science, NC State University Libraries, ORCID
Added: March 2, 2019
2013 thesis
DC Bus Current Ripple Management in Single Phase PWM Inverters
Source: ORCID
Added: July 10, 2022
2013 report
DC Bus Current Ripple Management in Single Phase PWM Inverters
[Project report]. http://www.ee.iisc.ac.in/new/people/faculty/vjohn/pdf/ME2013_VishnuM.pdf
Source: NC State University Libraries
Added: June 9, 2019
Employment
Updated: May 28th, 2022 11:19
2020 - present
Indian Institute of Science Bangalore, Karnataka, IN
Assistant Professor
Electrical Engineering
2020 - 2020
GE Research Niskayuna, NY, US
Lead Engineer
2013 - 2015
GE Research Bangalore, KA, IN
Engineer
Education
Updated: May 28th, 2022 11:22
2015 - 2019
North Carolina State University Raleigh, North Carolina, US
PhD
ECE
2011 - 2013
Indian Institute of Science Bangalore, KA, IN
ME
Electrical Engineering
2007 - 2011
College of Engineering Trivandrum Thiruvananthapuram, Kerala, IN
BTech
Electrical Engineering
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