P. K. Sahoo, P. K. Ray, and P. Das,"A sliding mode observer design for single phase photovoltaic grid integration", International Journal of Smart Grid and Green Communications, vol.1, no.3, Inderscience 2018, 10.1504/IJSGGC.2018.091358       Article

S. K. Dash and P. K. Ray,"Investigation on the performance of PV-UPQC under distorted current and voltage conditions", in 2018 5th International Conference on Renewable Energy: Generation and Applications (ICREGA), IEEE, Al Ain, United Arab Emirates, April 2018, 10.1109/ICREGA.2018.8337610       Inproceedings

A. Bag, B. Subudhi, and P. K. Ray,"An adaptive sliding mode control scheme for grid integration of a PV system", CPSS Transactions on Power Electronics and Applications, vol.3, no.4, pp.362-371, China Power Supply Society & IEEE, December 2018, 10.24295/CPSSTPEA.2018.00035       Article

P. K. Ray,"Power quality improvement using VLLMS based adaptive shunt active filter", CPSS Transactions on Power Electronics and Applications, vol.3, no.2, pp.154-162, China Power Supply Society & IEEE, June 2018, 10.24295/CPSSTPEA.2018.00015       Article

S. K. Dash and P. K. Ray,"Power quality improvement utilizing PV fed unified power quality conditioner based on UV-PI and PR-R controllers", CPSS Transactions on Power Electronics and Applications, vol.3, no.3, pp.243-253, China Power Supply Society & IEEE, September 2018, 10.24295/CPSSTPEA.2018.00024       Article

S. Swain and P. K. Ray,"Short circuit fault analysis in a grid connected DFIG based wind energy system with active crowbar protection circuit for ridethrough capability and power quality improvement", International Journal of Electrical Power & Energy Systems, vol.84, pp.64-75, Elsevier, January 2017, 10.1016/j.ijepes.2016.05.006       Article

S. D. Swain, P. K. Ray, and K. B. Mohanty,"Improvement of power quality using a robust hybrid series active power filter", IEEE Transactions on Power Electronics, vol.32, no.5, pp.3490-3498, IEEE, May 2017, 10.1109/TPEL.2016.2586525       Article

S. Mohanty, B. Subudhi, and P. K. Ray,"A grey wolf assisted perturb & observe MPPT algorithm for a PV system", IEEE Transactions on Energy Conversion, vol.32, no.1, pp.340-347, IEEE, March 2017, 10.1109/TEC.2016.2633722       Article

P. K. Sahoo, P. K. Ray, and P. Das,"Power quality improvement of single phase grid connected photovoltaic system", International Journal of Emerging Electric Power Systems, vol.18, no.1, De Gruyter, January 2017, 10.1515/ijeeps-2016-0097       Article

M. P. Behera and P. K. Ray,"Three-phase series-connected photovoltaic generator for harmonic and reactive power compensation with battery energy storage device", Transactions of the Institute of Measurement and Control, vol.39, no.7, pp.1071-1080, SAGE 2017, 10.1177/0142331216629199       Article