Research Interests
-Grid connection of renewable energy sources using power electronics interfaces, -Transformerless solar Inverters, -Fault identification and fault-tolerant converters, -Planner transformer design, - Pulse width modulation techniques, -Multilevel Converters, -Modular Multilevel Converter, -Variable speed Drives, -EV applications, -DC/DC converters
BioSketch
Research
Journal Papers:
- R. Chaki and Anubrata Dey, "Open Circuit Fault Identification Technique for Switch and Diode in a Reduced Sensor based Medium voltage MMC," in IEEE Transactions on Industrial Electronics (Accepted).
- V. Chapparya, Anubrata Dey, J. Rodriguez, and C. Garcia, “Switch Failure Detection and Identification Using Diode Current for Single Switch DC-DC Converters,” in IEEE Journal of Emerging and Selected Topics in Power Electronics (Accepted).
- R. Chaki, S. Tambe, and Anubrata Dey, “A reduced switching space vector modulation for medium voltage grid connected MMC,” in ELSEVIER (Electric Power Systems Research), Volume 241, 2025, 111322, ISSN 0378-7796, https://doi.org/10.1016/j.epsr.2024.111322.
- R. Goel, D. Etta, R. V. Chavali and Anubrata Dey, "A fault tolerant modulation scheme for a hybrid multilevel inverter in the event of open-switch fault," in IEEE Transactions on Power Electronics, 2024, doi: 10.1109/TPEL.2024.3486006.
- R. Chaki and Anubrata Dey, "Current Observation and Voltage Prediction Scheme for a Reduced Sensor based Medium Voltage MMC," in IEEE Transactions on Industry Applications, 2024, doi: 10.1109/TIA.2024.3471998.
- R. V. Chavali, Anubrata Dey and B. Das, "An abc Reference Frame Hysteresis Current Controller for Grid Connected Converter With Constant Switching Frequency Operation," in IEEE Transactions on Industrial Electronics, 2024, doi: 10.1109/TIE.2024.3426043.
- R. V. Chavali, Anubrata Dey, B. Das, “A performance comparison of hysteresis current control techniques for D-STATCOM application,” in ELSEVIER (Electric Power Systems Research), Volume 234, 2024, 110519, ISSN 0378-7796, https://doi.org/10.1016/j.epsr.2024.110519.
- R. Goel and Anubrata Dey, "A Higher Level Inverter Fed Induction Motor Drive: Its Operational Challenges and PWM Solution," in IEEE Transactions on Industrial Electronics, vol. 71, no. 9, pp. 10039-10049, Sept. 2024, doi: 10.1109/TIE.2023.3317838.
- V. Chapparya, Anubrata Dey and S. P. Singh, "A Novel Non-Isolated Boost-Zeta Interleaved DC-DC Converter for Low Voltage Bipolar DC Micro-Grid Application," in IEEE Transactions on Industry Applications, vol. 59, no. 5, pp. 6182-6192, Sept.-Oct. 2023, doi: 10.1109/TIA.2023.3284810.
- R. Chakraborty, P. M. Gajare, R. Chaki, Anubrata Dey, “A simplified dual-stage model predictive controller for modular multilevel converters,” in ELSEVIER (Electric Power Systems Research), Volume 223, 2023, 109525, ISSN 0378-7796, https://doi.org/10.1016/j.epsr.2023.109525.
- J. Samantaray, R. Chakraborty, Anubrata Dey and S. Chakrabarty, "An Exponential Power Rate Discrete-Time Sliding Mode Observer for a Modular Multilevel Converter," in IEEE Transactions on Industrial Electronics, vol. 71, no. 8, pp. 8227-8236, Aug. 2024, doi: 10.1109/TIE.2023.3317844.
- J. Samantaray, R. Chakraborty, Anubrata Dey and S. Chakrabarty, "Lyapunov-Based Capacitor Voltage Observation of Modular Multilevel Converters," in IEEE Transactions on Industrial Electronics, vol. 70, no. 3, pp. 3024-3034, March 2023, doi: 10.1109/TIE.2022.3172779.
- J. Samantaray, R. Chakraborty, Anubrata Dey and S. Chakrabarty, "Discrete Time Adaptive Observer for Capacitor Voltage Estimation of MMC," in IEEE Transactions on Industry Applications, vol. 58, no. 6, pp. 7490-7498, Nov.-Dec. 2022, doi: 10.1109/TIA.2022.3200647.
- R. Goel, T. T. Davis and Anubrata Dey, "Thirteen-Level Multilevel Inverter Structure Having Single DC Source and Reduced Device Count," in IEEE Transactions on Industry Applications, vol. 58, no. 4, pp. 4932-4942, July-Aug. 2022, doi: 10.1109/TIA.2022.3172893.
- R. V. Chavali, Anubrata Dey and Biswarup Das, "A Hysteresis Current Controller PWM Scheme Applied to Three-Level NPC Inverter for Distributed Generation Interface," in IEEE Transactions on Power Electronics, vol. 37, no. 2, pp. 1486-1495, Feb. 2022.
- R. Chakraborty, J. Samantaray, Anubrata Dey and S. Chakrabarty, "Capacitor Voltage Estimation of MMC Using a Discrete-Time Sliding Mode Observer Based on Discrete Model Approach," in IEEE Transactions on Industry Applications, vol. 58, no. 1, pp. 494-504, Jan.-Feb. 2022.
- R. Chakraborty and Anubrata Dey, "Circulating Current Control of Modular Multilevel Converter With Reduced Conduction Loss for Medium-Voltage Applications," in IEEE Transactions on Industrial Electronics, vol. 68, no. 10, pp. 9014-9023, Oct. 2021.
- R. Chaki, M. Ghosh, G.K. Panda, P.K.Saha, Anubrata Dey, and A. Banerjee, “An Improved Dimmable LED Driving Scheme with Low Flicker Metrics for Low Voltage Application,” in ELSEVIER (Electric Power Systems Research)Vol. 187, October 2020, 106433.
- T. T. Davis, T. Joseph and Anubrata Dey, "A Capacitor Voltage Balancing Scheme for Single-Source Fed Switch Optimized Three-Phase Nine-Level Inverter," in IEEE Transactions on Industrial Electronics, vol. 68, no. 5, pp. 3652-3661, May 2021, doi: 10.1109/TIE.2020.2982092.
- T. T. Davis and Anubrata Dey, "Enhanced Floating Capacitor Voltage Balancing Schemes for Single Source 7-Level Inverters with Capacitor Fed H-bridge Units," in IEEE Transactions on Industrial Electronics vol. 67, no. 8, pp. 6227-6236, August, 2020.
- T. T. Davis and Anubrata Dey, "A Neutral Point Voltage balancing Scheme with Improved Transient Performance for 5-Level ANPC and TNPC Inverters," in IEEE Transactions on Power Electronics, vol. 34, no. 12, pp. 12513-12523, December, 2019.
- T. T. Davis, and Anubrata Dey, “Investigation on Extending the DC Bus Utilization of a Single-Source Five-Level Inverter With Single Capacitor-Fed H-Bridge Per Phase,” in IEEE Transactions on Power Electronics. Vol.34 , no. 3, pp. 2914 – 2922, March, 2019.
- N.A. Azeez, Anubrata Dey, K. Mathew, J. Mathew, K. Gopakumar and Marian P. Kazmierkowski, “A Medium Voltage Inverter Fed IM Drive using Multilevel 12-sided polygonal Vectors, with Nearly Constant Switching Frequency Current Hysteresis Controller,” in IEEE Transactions on Industrial Electronics, vol.61, no.4, pp.1700-1709, 2014.
- Anubrata Dey, Rajeevan P.P, R. Ramchand, K. Mathew, and K. Gopakumar, “A Space Vector based Hysteresis Current Controller for a General n-level Inverter Fed Drive with Nearly Constant Switching Frequency Control,” in IEEE Transactions on Industrial Electronics, vol.60, no.5, pp.1989-1998, 2013.
- Anubrata Dey, Najath Abdul Azeez, K. Mathew, K. Gopakumar, and Marian P. Kazmierkowski, “A Hysteresis Current Controller for a General n-level Inverter fed Drive with Online Current Error Boundary Computation and Nearly Constant Switching Frequency,” in IET Power Electronics, vol.6, no.8, pp.1640-1649, 2013.
- Anubrata Dey, K. Mathew, K. Gopakumar, and Marian P. Kazmierkowski,“Nearly Constant Switching Frequency Hysteresis Current controller with fast online computation Of online Boundary for a 2-level VSI Fed IM,” in European Power Electronics and Drives Journal (EPE Journal) Vol. 23, No. 3, 2013.
- N.A. Azeez, Anubrata Dey, K. Mathew, J. Mathew, and K. Gopakumar, “A Nearly Constant Switching Frequency Current Error Space Vector Based Hysteresis Controller for an IM Drive with 12-Sided Polygonal Voltage Space Vectors,” in European Power Electronics and Drives Journal (EPE Journal) Vol. 23, No. 4, 2013.
- K. Mathew, K. Gopakumar, J. Mathew, N.A. Azeez, Anubrata Dey, and L. Umanand, “Medium Voltage Drive for Induction Motors Using Multilevel Octadecagonal Voltage Space Vectors,” in IEEE Transactions on Power Electronics, vol.28, no.7, pp.3573-3580, 2013.
- K. Mathew, J. Mathew, N.A. Azeez, Anubrata Dey, L. Umanand, and K. Gopakumar, “Multilevel dodecagonal space-vector generation for induction motor drives by cascading three-level and two-level inverters,” in IET Power Electronics, vol.5, no.8, pp. 1324 - 1332, 2012.
- C. Patel, Rajeevan P. P., Anubrata Dey, R. Ramchand,K. Gopakumar, andMarian P. Kazmierkowski, “Fast Direct Torque Control of an Open-End Induction Motor Drive Using 12-Sided Polygonal Voltage Space Vectors,” in IEEE Transactions on Power Electronics, vol.27, no.1, pp.400-410, 2012.
Recent Conference Papers:
- - S. Mishra, and A. Dey, " A Planar Transformer Winding Configuration for High Frequency DAB Converter with Common-Mode EMI Mitigation," to be presented at 2025 ECCE ASIA, Bengaluru, India in May, 2025.
- S. Mishra, and A. Dey, "X-type Planar Winding Arrangement Having Low Intrawinding Capacitance," to be presented at 2025 ECCE ASIA, Bengaluru, India in May, 2025.
- V. Chapparya, A. Dey, S Singh, J. Rodriguez, and C. Garcia, “Switch Fault Diagnosis in Single Switch DC-DC Converters,” 2024 IEEE International Conference on Power Electronics, Drives and Energy Systems, Mangalore, India, 2024.
- S. Tambe, and A. Dey, “Comparative Study of Single-Phase Five-Level Transformerless Solar PV Grid-Connected Inverters,” 2024 IEEE International Conference on Power Electronics, Drives and Energy Systems, Mangalore, India, 2024.
- R. Chaki and A. Dey, “Medium Voltage Grid Connected MMC Operation with Reduced Sensors and Open Circuit Fault Diagnosis Feature,” 2024 IEEE 11th Power India International Conference (PIICON), Jaipur, India, 2024.
- S. Mishra, A. Dey and A. K. Yadav, "Design of an Integrated Solar-Battery Based Power Supply Connected to Local Grid," 2024 IEEE 4th International Conference on Sustainable Energy and Future Electric Transportation (SEFET), Hyderabad, India, 2024.
- V. Chapparya, A. Dey and S. P. Singh, "Non-zero inductor current based DCM analysis for combined DC-DC converters," 2023 IEEE International Conference on Power Electronics, Smart Grid, and Renewable Energy (PESGRE), Trivandrum, India, 2023.
- A. Kumar, R. Chavali and A. Dey, "Analysis of Neutral Point Balancing Scheme for Back-to-Back Converter in PMSG-Based Wind Energy Conversion Systems," 2023 IEEE International Conference on Power Electronics, Smart Grid, and Renewable Energy (PESGRE), Trivandrum, India, 2023.
- R. Chaki and A. Dey, "Arm Current Estimation and Sensor Reduction Operation of MMC," 2023 IEEE International Conference on Power Electronics, Smart Grid, and Renewable Energy (PESGRE), Trivandrum, India, 2023.
- R. Chaki and A. Dey, "A 2N+1 MMPC Scheme Without Arm Current Sensors for Medium Voltage MMCs," 2023 25th European Conference on Power Electronics and Applications (EPE'23 ECCE Europe), Aalborg, Denmark, 2023.
- R. Chaki, S. Tambe and A. Dey, "A Reduced Switching Two-Vector MMPC Scheme for MMCs in Medium Voltage Applications," 2023 5th International Conference on Energy, Power and Environment: Towards Flexible Green Energy Technologies (ICEPE), Shillong, India, 2023.
- Dheeraj Etta, Richa Goel, A. Dey, “Open Circuit Fault Detection for a Grid-tied Hybrid Multi-level Inverter,” IEEE PESGRE Conference, Trivandrum, India, 2022.
- R. Varma, A. Dey, B. Das, Apurv Yadv, “Performance evaluation of Two Hysteresis Current Controllers’ PWM Techniques for a Grid Connected VSI,” IEEE PESGRE Conference, Trivandrum, India, 2022.
- R. Goel, T.T. Davis, A. Dey, "Thirteen Level Multilevel Inverter Structure having Single DC Source and Reduced Device Count," IEEE International Conference on Smart Technologies for Power, Energy and Control (STPEC), Nagpur, India, 2020.
- V. Chapparya, S.P. Singh, A. Dey, “Novel Non-isolated Boost-Zeta Interleaved DC-DC Converter for Low Voltage Bipolar DC Micro-grid Application,” IEEE PESGRE Conference, Trivandrum, India, 2022.
- P. Gajare, Rupak Chakraborty, and A. Dey, "A Simplified Modulated Model Predictive Control for Modular Multilevel Converter" IEEE International Conference on Smart Technologies for Power, Energy and Control (STPEC), Nagpur, India, 2020.
- R. Chakraborty, P. Gajare, and A. Dey, “Improved Circulating Current Control of Modular Multilevel Converter for Medium Voltage applications,” IEEE PESGRE Conference Kochi, India, 2020.
- R. Chakraborty, J. Samantaray, S. Chakrabarty, and A. Dey, “Capacitor Voltage Estimation of MMC using a Discrete-Time Sliding Mode Observer Based on Discrete Model Approach,” IEEE PESGRE Conference, Kochi, India, 2020.
- R. Varma, A. Dey, and B. Das, “Grid connected Three-level VSI based Smart Solar Inverter using Online Space Vector based Hysteresis Current Control,” IEEE PESGRE Conference Kochi, India, 2020.
- T.T. Davis, P. Gajare, and A. Dey, “A Novel Floating Capacitor Voltage Control Technique for 9-Level T-Type Inverter with Reduced Device Count,” IECON 2019 – 45th Annual Conference of the IEEE Industrial Electronics Society, Portugal, 2019.
- S. Shitaw, R. Varma, and A. Dey, “Performance Evaluation and Analysis of standalone Solar PV Powered Water Pumping System for Irrigation,” IEEE GUCON, Noida, 2019.
- R. Chakraborty, and A. Dey, “Dual SVPWM strategy for digital implementation of any n level MMC structure”, 8th IEEE Power Electronics, Drives and Energy Systems Conference (PEDES-2018), Chennai, India, 2018.
- R. Chakraborty, and A. Dey, “Sample based SVM technique for digital implementation of any n level modular multilevel converter”, 13th IEEE International Conference on Industrial and Information System 2018 (ICIIS-2018), Ropar, India, 2018.
- T.T. Davis, and A. Dey, “Nine level T-type neutral point clamped voltage source inverter for induction motor drive,” IECON 2017 - 43rd Annual Conference of the IEEE Industrial Electronics Society, Beijing, China, 2017.
- H. Talasila, R. Chakraborty, T.T. Davis, and A. Dey, “Analysis of Carrier Based SPWM Techniques for Grid Connected Modular Multilevel Converter,” IEEE Conference INDICON, Roorkee, India, 2017.
- T.T. Davis, and A. Dey, “A Hybrid Multilevel Inverter using Single Source Neutral-Point Clamped front end and Cascaded H-bridge with Flying Capacitor based Structures,” IEEE Power Electronics, Drives and Energy Systems Conference (PEDES-2016), Trivandrum, India, 2016.
Honors And Awards
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