P. K. Ray, S. Bengani, and G. Panda,"Estimation of power system frequency using a modified non-linear least square technique", in 2015 IEEE Power & Energy Society General Meeting, vol.july 26-30, 2015, IEEE, Denver, Colorado, USA, July 2015, 10.1109/PESGM.2015.7285908       Inproceedings

S. R. Mahapatra and P. K. Ray,"A fixed switching frequency adaptive sliding mode controller for shunt active power filter system", in TENCON 2014 - 2014 IEEE Region 10 Conference, IEEE, Bangkok, Thailand, January 2015, 10.1109/TENCON.2014.7022318       Inproceedings

S. Mishra and P. K. Ray,"Improvement of power quality using photovoltaic fed shunt power quality conditioner", International Journal of Power Electronics, vol.7, no.3-4, pp.261-275, Inderscience Publishers, March 2015, 10.1504/IJPELEC.2015.075443       Article

P. K. Ray and B. Subudhi,"Neuro-evolutionary approaches to power system harmonics estimation", International Journal of Electrical Power & Energy Systems, vol.64, pp.212-220, Elsevier, January 2015, 10.1016/j.ijepes.2014.07.035       Article

P. S. Puhan, P. K. Ray, and G. Panda,"A comparative analysis of shunt active power filter and hybrid active power filter with different control techniques applied for harmonic elimination in a single phase system", International Journal of Modelling, Identification and Control, vol.24, no.1, pp.19-28, Inderscience Publishers, September 2015, 10.1504/IJMIC.2015.071698       Article

P. K. Ray, P. S. Puhan, and G. Panda,"Improved recursive newton type algorithm based power system frequency estimation", International Journal of Electrical Power & Energy Systems, vol.65, pp.231-237, Elsevier, February 2015, 10.1016/j.ijepes.2014.10.017       Article

P. Garanayak, G. Panda, and P. K. Ray,"Harmonic estimation using RLS algorithm and elimination with improved current control technique based SAPF in a distribution network", International Journal of Electrical Power & Energy Systems, vol.73, pp.209-217, Elsevier, December 2015, 10.1016/j.ijepes.2015.04.023       Article

G. Panda, P. K. Ray, and P. S. Puhan,"Harmonic estimation of distorted power system signals employing two hybrid strategies", International Journal of Modelling, Identification and Control, vol.22, no.1, Inderscience 2014, 10.1504/IJMIC.2014.063873       Article

S. Mishra, P. K. Ray, and D. Mishra,"Atonement of harmonics and reactive power with three phase SAPF under sundry source voltage", in 2014 Recent Advances in Engineering and Computational Sciences (RAECS), IEEE, Chandigarh, India, April 2014, 10.1109/RAECS.2014.6799497       Inproceedings

P. K. Ray, G. Panda, and P. S. Puhan,"Fuzzy logic based intelligent shunt hybrid filter applied to single phase system", in 2013 Annual IEEE India Conference (INDICON), IEEE, Mumbai, India, January 2014, 10.1109/INDCON.2013.6725941       Inproceedings