K. Gopakumar

70 papers C 25Journal 34Unranked 11
YearRankTypeTitle / Venue / Authors
2025 J jnl
A Single DC Source Multilevel Inverter for Drives With Increasing Linear Modulation Range and Fault Tolerant Capability.
IEEE Trans. Ind. Electron.
Vaidika T. Pardhi, Rohith Pottekkat, Vivek R. S, K. Gopakumar, Loganathan Umanand, Dariusz Zielinski
2025 J jnl
Improved Trans-Z-Source Active-Neutral-Point-Clamped Multilevel Inverter With Continuous Input Current for Induction Motor Drives.
IEEE Trans. Ind. Electron.
Lallumol K. Johny, Jaison Mathew, K. Gopakumar
2025 J jnl
Integrated Magnetic Based Isolated Three Phase Inverter With Flux-Rate Controlled Harmonic Filtering.
IEEE Trans. Ind. Electron.
Ruman Kalyan Mahapatra, Loganathan Umanand, K. Gopakumar
2025 J jnl
Modulating and Level-Shifted Carrier-Based DSV-PWM Technique With Fifth and Seventh Order Harmonic Elimination for Multilevel Split-Phase OEIM Drive.
IEEE Trans. Ind. Electron.
Nair Syam Sundar S., Vivek R. S, Vibhore Jain, K. Gopakumar, Loganathan Umanand, Dariusz Zielinski
2024 J jnl
A Five-Level Inverter Topology With Extended Linear Modulation Range Till Full Base Speed Irrespective of Load Power Factor.
IEEE Trans. Ind. Electron.
Vivek R. S, Tutan Debnath, K. Gopakumar, Loganathan Umanand, Dariusz Zielinski
2024 C conf
A Single DC Link Four Level Multilevel Inverter with Increased DC Bus Utilization for Drives.
IECON
Rohith Pottekkat, Vivek R. S, K. Gopakumar, Loganathan Umanand, B. Subba Reddy, Leopoldo García Franquelo
2024 — conf
Increasing the Linear Modulation Range of a Five-Level Inverter to the Full base Speed with the Elimination of Lower-Order Harmonics for Variable-Speed Drive Applications.
ICIT
Anchal S. Thakur, Vivek R. S, Rohith, K. Gopakumar, Loganathan Umanand, Subba Reddy B
2024 C conf
Single DC-Source Seven-Level Inverter with Extended Linear Modulation for Induction Motor Drives.
IECON
Vaidika T. Pardhi, Rohith Pottekkat, Nair Syam Sundar, Vivek R. S, K. Gopakumar, Loganathan Umanand
2024 C conf
Synthesis of Power Supply Generator Circuit for X-Ray Device with Enhanced Performance.
IECON
Nair Syam Sundar S., Loganathan Umanand, K. Gopakumar
2023 C conf
A 5 Level Inverter Using a 3 Level Inverter and a Capacitor Fed 2 Level Inverter Feeding an IM Drive from Both Sides with Extended Linear Modulation Range Till Full Base Speed.
IECON
Vivek R. S, Tutan Debnath, K. Gopakumar, Loganathan Umanand, Dariusz Zielinski
2022 C conf
A Dense Multilevel 24-sided Polygonal Voltage Space Vector Structure for IM Drive with Open-end Winding Configuration.
IECON
Prashant Surana, Mriganka Ghosh Majumder, K. Gopakumar, Loganathan Umanand, Leopoldo García Franquelo
2022 J jnl
A Multilevel Inverter With Inherent Common Coupling Point Voltage Balancing of Stacked Capacitors Across a Single DC-Link for Induction Motor Drives.
IEEE Trans. Ind. Electron.
Tutan Debnath, Rakesh R, Mriganka Ghosh Majumder, Mohammed Imthias, K. Gopakumar, Loganathan Umanand, Leopoldo García Franquelo
2022 J jnl
A Single DC-Link Multilevel 42-Sided Polygonal Voltage Space Vector Generation With Lower Order Harmonic Suppression Using Switched-Capacitor Filter.
IEEE Trans. Ind. Electron.
Rahul Dewani, K. Gopakumar, Loganathan Umanand, Leopoldo García Franquelo, Kaushik Rajashekara
2022 J jnl
A Ten-Level Inverter Fed Drive Scheme with Extended Linear Modulation Range.
IEEE Trans. Ind. Electron.
Souradeep Pal, Mriganka Ghosh Majumder, Rakesh Resalayyan, K. Gopakumar, Loganathan Umanand, Mariusz Malinowski, Dariusz Zielinski
2022 J jnl
A Very High Resolution 30-Sided Space Vector Generation From a Single DC-Link for Induction Motor Drives.
IEEE Trans. Ind. Electron.
Rakesh R, Mriganka Ghosh Majumder, Rahul Dewani, K. Gopakumar, Loganathan Umanand, Wojciech Jarzyna, Leopoldo García Franquelo
2022 C conf
DC-link Capacitors Voltage Control using a Multi-phase Induction Motor Load Driven by a Multilevel Inverter.
IECON
Tutan Debnath, K. Gopakumar, Loganathan Umanand
2022 C conf
Design of Electromagnet Rotor based Switched Reluctance Machine (ESRM) for Electric Vehicle Applications.
IECON
Nair Syam Sundar S., Prathap B. Reddy, Subhabrata Basak, Loganathan Umanand, K. Gopakumar
2022 C conf
Integrated Magnetics-Based Flux-Rate Controlled Single-Phase Inverter Topology.
IECON
Ruman Kalyan Mahapatra, Loganathan Umanand, K. Gopakumar
2021 C conf
A 24-sided Polygonal Voltage Space Vector Structure for IM drive with Open end winding Configuration.
IECON
Prashant Surana, Rakesh R, K. Gopakumar, Loganathan Umanand
2021 J jnl
A Multilevel 30-Sided Space Vector Structure With Congruent Triangles and Timing Calculation Using Only Sampled Reference Voltages.
IEEE Trans. Ind. Electron.
Rakesh R, Mriganka Ghosh Majumder, K. Gopakumar, Loganathan Umanand, Dariusz Zielinski, Wojciech Jarzyna, Kamal Al-Haddad
2021 J jnl
Suppression of Lower Order Harmonics for the Full Modulation Range for a Two-Level Inverter-Fed IM Drive With a Switched-Capacitive Filter Technique Forming a 42-Sided Voltage Space Vector Structure.
IEEE Trans. Ind. Electron.
Rahul Dewani, Rakesh R, K. Gopakumar, Loganathan Umanand, Dariusz Zielinski, Leopoldo García Franquelo
2021 C conf
Suppression of Lower Order Harmonics using a 21-Concentric 42-sided polygonal Space Vector Structure for Induction Motor Drive Applications.
IECON
Rahul Dewani, K. Gopakumar, Loganathan Umanand, Leopoldo García Franquelo, Kaushik Rajashekara
2021 C conf
Suppression of lower order harmonics by Switched-Capacitive filtering using Polygonal Space Vector Structures and Capacitor Sizing for Induction Motor Drive Applications.
IECON
Rahul Dewani, K. Gopakumar, Loganathan Umanand, S. Bhattacharya
2020 J jnl
A 5-Level Inverter Scheme Using Single DC Link With Reduced Number of Floating Capacitors and Switches for Open-End IM Drives.
IEEE Trans. Ind. Electron.
Mriganka Ghosh Majumder, Apurv Kumar Yadav, K. Gopakumar, Krishna Raj R, Loganathan Umanand, Leopoldo García Franquelo
2020 — conf
A Fifteen Concentric 30-sided Polygonal Space Vector Structure Using a Single DC-link for OEIM drive.
ISIE
Rakesh R, Mriganka Ghosh Majumder, K. Gopakumar, Loganathan Umanand, Leopoldo García Franquelo, Wojciech Jarzyna
2020 C conf
A Multilevel 30-sided Space Vector Structure Generation for an Induction Motor Drive Using a Single DC-link.
IECON
Rakesh R, Mriganka Ghosh Majumder, K. Gopakumar, Loganathan Umanand, Dariusz Zieliski, Leopoldo García Franquelo
2020 — conf
A Nine Level Inverter Topology with Linear Operation at Over-modulation Region.
ISIE
Souradeep Pal, Mriganka Ghosh Majumder, Rakesh R, Ruman Kalyan Mahapatra, K. Gopakumar, Loganathan Umanand
2020 J jnl
Extending the Linear Modulation Range to Full Base Speed Independent of Load Power Factor for a Multilevel Inverter Fed IM Drive.
IEEE Trans. Ind. Electron.
Mriganka Ghosh Majumder, Rakesh R, Mohammed Imthias, K. Gopakumar, Loganathan Umanand, Wojciech Jarzyna
2020 — conf
Generation of 42-sided polygonal Voltage Space Vector Structure for suppression of lower order harmonics in IM Drive Applications.
ISIE
Rahul Dewani, Mriganka Ghosh Majumder, Rakesh R, K. Gopakumar, Loganathan Umanand, Dariusz Zieliski, Wojciech Jarzyna
2020 J jnl
Minimization of Switched Capacitor Voltage Ripple in a Multilevel Dodecagonal Voltage Space Vector Structure for Drives.
IEEE Trans. Ind. Electron.
Mohammed Imthias, Krishna Raj R, Apurv Kumar Yadav, K. Gopakumar, Loganathan Umanand, Carlo Cecati
2020 J jnl
Remote Micro-Grid Synchronization Without Measurements at the Point of Common Coupling.
IEEE Access
Mateusz Litwin, Dariusz Zielinski, K. Gopakumar
2020 — conf
at Novel DC to AC Converter Topology based on Magnetic Flux Rate Switching.
ISIE
Ruman Kalyan Mahapatra, Souradeep Pal, Loganathan Umanand, K. Gopakumar
2019 — conf
A 30-sided polygonal space vector structure with modular low voltage capacitor fed cascaded H bridge for IM drive.
ISIE
Rakesh R, Apurv Kumar Yadav, Krishna Raj R, K. Gopakumar, Loganathan Umanand
2019 C conf
A Five-Level Inverter Scheme with Increased Linear Modulation Range.
IECON
Mriganka Ghosh Majumder, Rakesh R, Mohammed Imthias, K. Gopakumar, Loganathan Umanand, Kamal Al-Haddad, Leopoldo García Franquelo
2019 J jnl
Multilevel 24-Sided Polygonal Voltage-Space-Vector Structure Generation for an IM Drive Using a Single DC Source.
IEEE Trans. Ind. Electron.
Krishna Raj R, K. Gopakumar, Mathews Boby, Apurv Kumar Yadav, Leopoldo García Franquelo, Sheldon S. Williamson
2018 C conf
A Hybrid Seven Level Inverter Topology Formed by Cascading T-Type and Active Neutral Point Clamped Inverter for Induction Motor Drives.
IECON
Apurv Kumar Yadav, K. Gopakumar, Krishna Raj R, Loganathan Umanand, Subhashish Bhattacharya, Wojciech Jarzyna
2018 C conf
A Thirteen Level Twenty-Four Sided Polygonal Voltage Space Vector Structure for Drives.
IECON
Krishna Raj R, K. Gopakumar, Apurv Kumar Yadav, Loganathan Umanand, Mariusz Malinowski, Wojciech Jarzyna
2018 J jnl
A Very High Resolution Stacked Multilevel Inverter Topology for Adjustable Speed Drives.
IEEE Trans. Ind. Electron.
Viju Nair R, K. Gopakumar, Leopoldo García Franquelo
2018 — conf
Fast Capacitor Balancing Scheme for Low Voltage Cascaded H-bridges in Multilevel Dodecagonal Space Vector Structure.
ISIE
Mohammed Imthias, Krishna Raj R, Apurv Kumar Yadav, K. Gopakumar, Carlo Cecati
2017 J jnl
A 24-Sided Voltage Space Vector Based IM Drive with Low-Order Harmonic Elimination for the Full Speed Range.
IEEE Trans. Ind. Electron.
Krishna Raj R, K. Gopakumar, Mathews Boby, Mariusz Malinowski, Marek Jasinski
2017 C conf
Carrier based modulation technique for space vector PWM of dodecagonal voltage SV structures.
IECON
R. Sudharshan Kaarthik, Jaison Mathew, K. Gopakumar
2017 J jnl
Low Switch Count Nine-Level Inverter Topology for Open-End Induction Motor Drives.
IEEE Trans. Ind. Electron.
Abhijit Kshirsagar, R. Sudharshan Kaarthik, K. Gopakumar, Loganathan Umanand, Kaushik Rajashekara
2017 — conf
Multilevel dodecagonal space vector generation using stacked inverter cells for IM drives.
ISIE
Apurv Kumar Yadav, Mathews Boby, Sumit Pramanick, K. Gopakumar, Leopoldo García Franquelo
2017 J jnl
Novel Symmetric Six-Phase Induction Motor Drive Using Stacked Multilevel Inverters With a Single DC Link and Neutral Point Voltage Balancing.
IEEE Trans. Ind. Electron.
Viju Nair R, S. Arun Rahul, Sumit Pramanick, K. Gopakumar, Leopoldo García Franquelo
2017 C conf
Six concentric multilevel twenty-four sided voltage space vector structure for IM drives.
IECON
Krishna Raj R, K. Gopakumar, Mathews Boby, Apurv Kumar Yadav, Leopoldo García Franquelo, Sheldon S. Williamson
2017 — conf
Stacked multilevel inverter fed six phase induction motor with reduced DC link and lower voltage devices.
ICIT
R. Viju Nair, S. Arun Rahul, K. Gopakumar, Leopoldo García Franquelo, Sheldon S. Williamson
2016 J jnl
A Predictive Capacitor Voltage Control of a Hybrid Cascaded Multilevel Inverter With a Single DC-Link and Reduced Common-Mode Voltage Operation.
IEEE Trans. Ind. Electron.
S. Arun Rahul, R. Sudharshan Kaarthik, K. Gopakumar, Leopoldo García Franquelo, Jose Ignacio León Galván
2016 J jnl
A Three-Level Dodecagonal Space Vector-Based Harmonic Suppression Scheme for Open-End Winding IM Drives With Single-DC Supply.
IEEE Trans. Ind. Electron.
Sumit Pramanick, Mathews Boby, Najath Abdul Azeez, K. Gopakumar, Sheldon S. Williamson
2016 — conf
A new nine level stacked inverter topology for a symmetric six phase induction motor with low voltage devices and using a single DC link.
ISIE
Viju Nair R, S. Arun Rahul, Sumit Pramanick, K. Gopakumar, Leopoldo García Franquelo
2016 C conf
A novel forty nine level stacked inverter topology using low voltage devices for drives.
IECON
Viju Nair Rajankutty, Arun Rahul S, K. Gopakumar, Biswarup Basak, Leopoldo García Franquelo
2016 J jnl
Extended Linear Modulation Operation of a Common-Mode-Voltage-Eliminated Cascaded Multilevel Inverter With a Single DC Supply.
IEEE Trans. Ind. Electron.
S. Arun Rahul, Sumit Pramanick, Mathews Boby, K. Gopakumar, Leopoldo García Franquelo
2016 J jnl
Multilevel Dodecagonal Voltage Space Vector Structure Generation for Open-End Winding IM Using a Single DC Source.
IEEE Trans. Ind. Electron.
Mathews Boby, Sumit Pramanick, R. Sudharshan Kaarthik, S. Arun Rahul, K. Gopakumar, Loganathan Umanand
2016 C conf
Reduced switch count seventeen level inverter topology for open-end induction motor drives.
IECON
Abhijit Kshirsagar, R. Sudharshan Kaarthik, S. Arun Rahul, K. Gopakumar, Loganathan Umanand, Sujit Biswas, Carlo Cecati
2016 J jnl
Timing Calculations for a General N-Level Dodecagonal Space Vector Structure Using Only Reference Phase Voltages.
IEEE Trans. Ind. Electron.
R. Sudharshan Kaarthik, K. Gopakumar, Carlo Cecati, István Nagy
2015 J jnl
A Voltage Space Vector Diagram Formed by Nineteen Concentric Dodecagons for Medium-Voltage Induction Motor Drive.
IEEE Trans. Ind. Electron.
R. Sudharshan Kaarthik, K. Gopakumar, Carlo Cecati, István Nagy
2015 — conf
A hybrid multilevel inverter scheme for induction motor drives and grid-tied applications using a single DC-link.
ICIT
R. Sudharshan Kaarthik, P. Roshan Kumar, K. Gopakumar, José I. Leon, Leopoldo García Franquelo
2015 J jnl
Low-Order Harmonic Suppression for Open-End Winding IM With Dodecagonal Space Vector Using a Single DC-Link Supply.
IEEE Trans. Ind. Electron.
Sumit Pramanick, Najath Abdul Azeez, R. Sudharshan Kaarthik, K. Gopakumar, Carlo Cecati
2015 J jnl
Medium-Voltage Drive for Induction Machine With Multilevel Dodecagonal Voltage Space Vectors With Symmetric Triangles.
IEEE Trans. Ind. Electron.
R. Sudharshan Kaarthik, K. Gopakumar, Jaison Mathew, Tore Undeland
2015 C conf
Nine level inverter for open end induction motor with eight switches per phase.
IECON
Abhijit Kshirsagar, R. Sudharshan Kaarthik, Loganathan Umanand, K. Gopakumar, Kaushik Rajashekara
2015 C conf
Timing calculations for three level dodecagonal space vector structure from reference phase voltages.
IECON
R. Sudharshan Kaarthik, K. Gopakumar, Carlo Cecati, István Nagy
2014 C conf
A 19 level dodecagonal voltage space vector structure for medium voltage IM drive.
IECON
R. Sudharshan Kaarthik, K. Gopakumar, Carlo Cecati, István Nagy
2014 J jnl
A Harmonic Suppression Scheme for Open-End Winding Split-Phase IM Drive Using Capacitive Filters for the Full Speed Range.
IEEE Trans. Ind. Electron.
Najath Abdul Azeez, K. Gopakumar, Jaison Mathew, Carlo Cecati
2014 J jnl
A Medium-Voltage Inverter-Fed IM Drive Using Multilevel 12-Sided Polygonal Vectors, With Nearly Constant Switching Frequency Current Hysteresis Controller.
IEEE Trans. Ind. Electron.
Najath Abdul Azeez, Anubrata Dey, K. Mathew, Jaison Mathew, K. Gopakumar, Marian P. Kazmierkowski
2013 C conf
A 5th and 7th order harmonic suppression scheme for open-end winding asymmetrical six-phase IM drive using capacitor-fed inverter.
IECON
Najath Abdul Azeez, Jaison Mathew, K. Gopakumar, Carlo Cecati
2013 C conf
A seventeen-level inverter with a single DC-link for motor drives.
IECON
P. Roshan Kumar, R. Sudharshan Kaarthik, K. Gopakumar, P. P. Rajeevan, José I. Leon, Leopoldo García Franquelo
2012 C conf
Multilevel octadecagonal space vector generation for induction motor drives by cascading asymmetric three level inverters.
IECON
K. Mathew, K. Gopakumar, Jaison Mathew, Najath Abdul Azeez, Anubrata Dey, Loganathan Umanand
2010 J jnl
A Survey on Cascaded Multilevel Inverters.
IEEE Trans. Ind. Electron.
Mariusz Malinowski, K. Gopakumar, José R. Rodríguez, Marcelo A. Pérez
2010 J jnl
Recent Advances and Industrial Applications of Multilevel Converters.
IEEE Trans. Ind. Electron.
Samir Kouro, Mariusz Malinowski, K. Gopakumar, Josep Pou, Leopoldo García Franquelo, Bin Wu, José R. Rodríguez, Marcelo A. Pérez, Jose Ignacio León Galván
2005 J jnl
A multilevel inverter system for an induction motor with open-end windings.
IEEE Trans. Ind. Electron.
V. T. Somasekhar, K. Gopakumar, M. R. Baiju, Krushna Keshaba Mohapatra, Loganathan Umanand
2003 J jnl
A harmonic elimination and suppression scheme for an open-end winding induction motor drive.
IEEE Trans. Ind. Electron.
Krushna Keshaba Mohapatra, K. Gopakumar, V. T. Somasekhar, Loganathan Umanand