P. K. Ray, P. S. Puhan, and P. Priyadarshini,"Automatic Load Frequency Control of Distributed Generations in a Microgrid", in IEEE Sponsored 3rd International Conference on Energy, Power and Environment: Towards Clean Energy Technologies (ICEPE 2020), IEEE, NIT Meghalaya 2021, 10.1109/ICEPE50861.2021.9404423       Inproceedings

M. Behera, O. Tripathy, and P. K. Ray,"UPQC based grid-connected photovoltaic system with Fuzzy Logic Controller", in IEEE Sponsored 3rd International Conference on Energy, Power and Environment: Towards Clean Energy Technologies (ICEPE 2020), IEEE, NIT Meghalaya 2021, 10.1109/ICEPE50861.2021.9404450       Inproceedings

P. Sadangi, S. D. Swain, and P. K. Ray,"Experimental realisation of DSTATCOM for Power Quality Enhancement Under Various Load Perturbations", in IEEE Sponsored 3rd International Conference on Energy, Power and Environment: Towards Clean Energy Technologies (ICEPE 2020), IEEE 2021, 10.1109/ICEPE50861.2021.9404488       Inproceedings

R. P. Upputuri, B. Subudhi, P. K. Ray, A. Ghosh, G. Putrus, and M. Marzband,"Design and Dynamic Performance Analysis of a Snubber-less LLC Converter Using Variable Frequency Control for Electric Vehicle Industry", in IEEE 2021 International Symposium of Asian Control Association on Intelligent Robotics and Industrial Automation (IRIA), IEEE, November 2021, 10.1109/IRIA53009.2021.9588752       Inproceedings

H. Tiwari, A. Ghosh, P. K. Ray, B. Subudhi, G. Putrus, and M. Marzband,"Direct Power Control of a Three-phase AC-DC Converter for Grid-connected Solar Photovoltaic System", in IEEE 2021 International Symposium of Asian Control Association on Intelligent Robotics and Industrial Automation (IRIA), IEEE, November 2021, 10.1109/IRIA53009.2021.9588748       Inproceedings

P. Shadangi, S. D. Swain, P. K. Ray, and G. Panda,"Experimental verification of DSTATCOM for various non-linear load", International Journal of Emerging Electric Power Systems, De Gruyter 2021, https://doi.org/10.1515/ijeeps-2021-0397       Article

P. K. Ray, M. Bhunia, and B. Subudhi,"Design and Real-time implementation of Cascaded Model Reference Adaptive Controllers for a Three Phase Grid Connected PV System", IEEE Journal of Photovoltaics, vol.11, no.5, pp.1319-1331, IEEE 2021, https://doi.org/10.1109/JPHOTOV.2021.3093047       Article

B. Subudhi, M. Bhunia, and P. K. Ray,"A Lyapunov based Adaptive Voltage Controller for a Grid Connected PV System", IET Smart Grid, vol.4, no.4, pp.381-396, Wiley 2021, https://doi.org/10.1049/stg2.12045       Article

P. K. Ray and S. D. Swain,"Soft Computing Based DC-Link Voltage Control Technique for SAPF in Harmonic and Reactive Power Compensation", Artificial Intelligence Applications in Electrical Transmission and Distribution Systems Protection, ch.15, pp.371-386, CRC Press, October 2021, https://doi.org/10.1201/9780367552374       Inbook

P. K. Ray, A. Bartwal, and P. S. Puhan,"Intelligent Load Frequency Control of an Isolated Microgrid", in International Symposium of Asian Control Association on Intelligent Robotics and Industrial Automation (IRIA), pp.83-88, IEEE, September 2021, https://doi.org/10.1109/IRIA53009.2021.9588761       Inproceedings