Publications

Granted Patents

• K. Hatua and J. Titus, “A system and a method for operating an induction machine with full rated torque,” Indian Patent, no.500955, Granted: 18th January 2024.

• K. Hatua, J. Titus and P. Harikrishnan, “A method for operating an induction machine with reduced torque ripple for medium voltage applications,” Indian Patent, no.498787, Granted: 12th January 2024.

• K. Hatua and J. Titus, “Split-phase and tapped stator winding induction machines for LCI- and VSI-fed hybrid drive applications,” Indian Patent, no. 466455, Granted: 07th November 2023.

Journal Papers

• Harikrishnan P, P. Pandey, J. Titus and K. Hatua, “A 12-Pulse LCI and VSI Fed Hybrid Medium-Voltage Drive for an Induction Motor With a Tapped Split-Phase Stator Winding,” in IEEE Transactions on Power Electronics, vol. 39, no. 1, pp. 1230-1243, Jan. 2024.

• H. Patel, J. Titus, K. Hatua and S. E. Rao, “Power-Loss Ride-Through with Reduced Number of Voltage Sensors in a Cascaded H-Bridge Inverter fed Vector Controlled Induction Motor Drive,” in IEEE Transactions on Industry Applications, vol. 59, no. 4, pp. 5112-5122, July-Aug. 2023.

• J. Titus, Harikrishnan and K. Hatua, “Full-Torque Starting and Low-Speed Operation of an LCI fed Active-Reactive Induction Motor Drive,” in IEEE Transactions on Power Electronics, vol. 37, no. 1, pp. 738-748, Jan. 2022.

• J. Titus, Harikrishnan and K. Hatua, “An SCR-based CSI-Fed Induction Motor Drive for High Power Medium Voltage Applications," in IEEE Transactions on Industrial Electronics, vol. 68, no. 6, pp. 4657-4666, June 2021.

• J. Titus and K. Hatua, “Design Considerations for an Active–Reactive Induction Motor for Medium-Voltage Applications,” in IEEE Transactions on Industry Applications, vol. 56, no. 3, pp. 2531-2540, May-June 2020.

• J. Titus and K. Hatua, “An Induction Machine With Tapped Stator Windings for LCI-Fed Medium Voltage Drive Applications,” in IEEE Transactions on Industrial Electronics, vol. 67, no. 9, pp. 7217-7227, Sept. 2020.

• J. Titus and K. Hatua, “An Asymmetric Nine-Phase Induction Motor for LCI-Fed Medium Voltage Drive Applications,” in IEEE Transactions on Power Electronics, vol. 35, no. 5, pp. 5047-5056, May 2020.

• J. Titus, J. Teja, K. Hatua and K. Vasudevan, “An Improved Scheme for Extended Power Loss Ride-Through in a Voltage-Source-Inverter-Fed Vector-Controlled Induction Motor Drive Using a Loss Minimization Technique,” in IEEE Transactions on Industry Applications, vol. 52, no. 2, pp. 1500-1508, March-April 2016.

• J. Titus, M. Vamshikrishna, B. Sekhar, B. J. Rajendra, K. Hatua, K. Vasudevan, A. K. Rao, S. Mukherjee, S. E. Rao, and B. P. Muni, “Design and implementation of an industrial vector-controlled induction motor drive,” in Sadhana - Academy Proceedings in Engineering, Springer, Jun 2017.

Conference Papers

• K. Jegatheesan and J. Titus, “A Comparative Evaluation of the Performance of a novel H9-VSI for Reduced Common Mode Currents,” in 2024 IEEE 33rd International Symposium on Industrial Electronics (ISIE), Ulsan, South Korea, pp. 1-6, June 2024.

• K. Srinuprasad and J. Titus, “Sensorless Field Oriented Control for an Induction Motor Drive Using an Ideal Voltage Integration Scheme with a Dynamic Stabilising Feedback,” in 2023 IEEE Vehicle Power and Propulsion Conference (VPPC), Milan, Italy, pp. 1-6, Oct 2023.

• P. C. Datta, A. Chabukswar, J. Titus and R. Wandhare, “Performance Enhancement of a Battery and Grid-Tied Robust Dual-Stage Modular Power Converter,” in 2023 11th National Power Electronics Conference (NPEC), Guwahati, India, pp. 1-6, Dec 2023.

• R. R. B. Vemparala and J. Titus, “An Si+SiC based Hybrid Voltage Source Inverter Topology for Transformerless Grid Tied Inverters,” in 2022 IEEE International Conference on Power Electronics, Drives and Energy Systems (PEDES), Jaipur, India, pp. 1-6, Dec 2022.

• R. R. B. Vemparala, C. Shambharkar, S. Desai, R. Wandhare, J. Titus, V. Sarkar, and R. Bhimasingu, “Bidirectional power flow control in a grid integrated solar PV connected water pump system,” in 2022 IEEE International Conference on Power Electronics, Drives and Energy Systems (PEDES), Jaipur, India, pp. 1-6, Dec 2022.

• P. Harikrishnan, P. Pandey, J. Titus, and K. Hatua, “Fault Tolerant Operation of an LCI and VSI fed Hybrid Induction Machine Drive for Medium Voltage High Power Applications,” in 2022 IEEE Energy Conversion Congress and Exposition (ECCE), Detroit, USA, pp. 1-7, Oct 2022.

• R. R. B. Vemparala and J. Titus, “Performance evaluation of an Si+SiC based hybrid VSI using a modified space vector switching pattern in a grid connected inverter application,” in 2022 IEEE Industrial Electronics Conference (IECON), Brussels, Belgium, pp. 1-6, Oct 2022.

• H. Patel, J. Titus, K. Hatua, and S. E. Rao, “Power-Loss Ride-Through in a Cascaded H-Bridge Inverter Fed Vector Controlled Induction Motor Drive,” in 2022 IEEE International Conference on Power Electronics, Smart Grids and Renewable Energy (PESGRE), Trivandrum, India, pp 1–6, Jan 2022.

• T. Jacob, P. K. Abraham, and J. Titus, “Performance of Solar Water Pump based on High Gain Zeta Converter and Battery Storage System,” in 2021 IEEE 2nd International Conference on Smart Technologies for Power, Energy and Control (STPEC), Bilaspur, India, pp. 1-6, Dec 2021.

• J. Titus, H. Patel, M. B. Anurag, S. Bhawal, S. Dey, Saravanan D, K. Hatua, and S. E. Rao, “Online Soft Restart of a Cascaded H-Bridge Inverter fed Induction Motor Drive After Cell Faults,” in 2022 IEEE International Conference on Power Electronics, Smart Grids and Renewable Energy (PESGRE), Trivandrum, India, pp 1–6, Jan 2022.

• J. Aruni, J. Titus and K. Hatua, “Design of a DSP-based Control Platform for Real-Time Simulation of Power Electronic Systems,” in 2021 IEEE 2nd International Conference on Smart Technologies for Power, Energy and Control (STPEC), Bilaspur, India, pp. 1-6, Dec 2021.

• J. Titus and K. Hatua. “Effect of leakage flux on the design of an LCI fed active-reactive induction motor drive,” in 2018 IEEE International Conference on Power Electronics, Drives and Energy Systems (PEDES), Chennai, India, pp. 1–6, Dec 2018.

• J. Titus and K. Hatua. “Sensorless vector control for a load commutated inverter fed induction motor drive”. In 2019 IEEE International Conference on Compatibility, Power Electronics and Power Engineering (CPE-POWERENG), Sonderborg, Denmark, pp. 1-6, April 2019.

• J. Titus and K. Hatua, “A quantitative evaluation of the efficiency and economic benefits of the active-reactive induction machine drive in high power applications,” in 2016 IEEE International Conference on Power Electronics, Drives and Energy Systems (PEDES), Trivandrum, India, pp. 1–6, Dec 2016.

• J. Titus, J. Teja, K. Hatua, and K. Vasudevan, “An improved scheme for extended power loss ride-through in a voltage source inverter fed vector controlled induction motor drive using a loss minimization technique,” in 2014 IEEE International Conference on Power Electronics, Drives and Energy Systems (PEDES), Dec 2014, Mumbai, India, pp. 1–6, Dec. 2014.

• A. K. Rao, S. Mukherjee, G. S. Kumar, G. B. Reddy, S. E. Rao, B. P. Muni, J. Titus, Vamsikrishna M, K. Hatua, and K. Vasudevan, “Development and testing of 1MW variable frequency drive,” In 2016 IEEE International Conference on Power Electronics, Drives and Energy Systems (PEDES), pages 1–7, Dec 2016.

• J. Titus, M. Vamshikrishna, B. Sekhar, B. J. Rajendra, K. Hatua, K. Vasudevan, A. K. Rao, S. Mukherjee, S. E. Rao, and B. P. Muni, “Design and implementation of an industrial vector-controlled induction motor drive,” in 2015 National Power Electronics Conference (NPEC), Dec 2015.

• Y. Sukhatme, J. Titus, P. Nayak, and K. Hatua, “Digitally controlled active gate driver for SiC MOSFET based induction motor drive switching at 100 kHz,” in 2017 IEEE Transportation Electrification Conference (ITEC-India), Dec 2017, pp. 1–5.

• H. Krishnan, J. Titus, K. Hatua, and S. E. Rao, “Effect of stator leakage inductance in field weakening region of a vector controlled induction machine drive for traction application,” in 2017 IEEE Transportation Electrification Conference (ITEC-India), Dec 2017, pp. 1–6.

• P. Nayak, J. Titus, K. Hatua, “Performance Analysis of a 1200 V SiC MOSFET based 10 kVA Voltage Source Inverter,” in 2015 National Power Electronics Conference (NPEC), Dec 2015.

• B. Sekhar, B. J. Rajendra, M. Vamshikrishna, J. Titus, K. Hatua, K. Vasudevan, A. K. Rao, S. Mukherjee, S. E. Rao, and B. P. Muni, “FPGA based monitoring and protection system for an industrial drive application,” in 2015 National Power Electronics Conference (NPEC), Dec 2015.