Vinatha U

Designation: 

Associate Professor

Date of Joining at NITK: 

Friday, September 4, 1992

Professional Experience: 

26 Years

Contact Details

E-mail: 

u_vinatha[AT]yahoo[DOT]co[DOT]in

Telephone: 

+91-824-2473456

Mobile: 

+91-9448895389
Academic Background
  • Ph.D (NITK Surathkal), 2013
  • M.Tech (KREC Surathkal, , Mangalore University) 1992
  • B.Tech (KREC Surathkal, Mangalore University) 1986
Areas of Interest
  • Power Electronics and Drives
  • Power electronic converters in renewable systems
  • Mutilevel Inverters
  • Wave Energy Conversion System
Supervision of Ph.D
Supervision of PhD:
  • Completed : 02
  • Submitted: 01
  • Ongoing : 03 (2 FT and 1 PT)

M.Tech-Research :   

  • Guided/Completed 01;              

M.Tech-Projects:

  • Guided/Completed 40
  • Ongoing 01
Significant Publications

Significant journal publications

1.       V. N. Jayasankar and U. Vinatha, "Backstepping Controller With Dual Self-Tuning Filter for Single-Phase Shunt Active Power Filters Under Distorted Grid Voltage Condition," in IEEE Transactions on Industry Applications, vol. 56, no. 6, pp. 7176-7184, Nov.-Dec. 2020, doi: 10.1109/TIA.2020.3025520.

2.       Pavana Prabhu, Vinatha U, “Design of coupled inductors using split winding scheme for bridgeless SEPIC”, IET Power Electronics, vol:13, issue: 7 (2020): pp 1434-1444.

3.       Nisha B Kumar and Vinatha Urundady , “Sliding Mode Controller with Integral Action for D C -Link Voltage Control of Grid-Integrated Domestic  Photovoltaic Systems”, Arabian Journal for Science and Engineering, Vol 45(5), pp 6583-6600, DOI 10.1007/s13369-020-04531-5, May 2020.

4.       Ramu Srikakulapu and Vinatha U, “Stability Analysis and a Hybrid Controller Design of Grid-Connected Offshore Wind Farm through a VSC-HVDC Transmission Link”, Journal: Asian Journal of Control, Article ID: ASJC2194. Article DOI:10.1002/asjc.2194, 2019.

5.       Jayasankar, V.N., Vinatha, U., “Modified Instantaneous Power Theory and Fuzzy Logic Based Controller for Grid-connected Hybrid Renewable Energy System with Shunt Active Power Filter Functionality”, International Journal on Electrical Engineering and Informatics. Vol. 11 No. 2, June 2019.

6.       Pavana, Vinatha U, One-Cycle Controlled Bridgeless SEPIC with Coupled Inductors for PAM Control-Based BLDC Drive, Arabian Journal for Science and Engineering, 44, pages 6987–7001, DOI: https://doi.org/10.1007/s13369-019-03740-x, 2019.  

7.        Jayasankar V N, Vinatha U “Design of Back-stepping Controller for PV-Wind Hybrid System with Grid-interfacing and Shunt Active Filtering Functionality.” International Journal of Power Electronics, Vol.9, No.2, pp.167 – 188, 2018.

8.       Jayasankar, V.N., Vinatha, U., "Advanced control approach for shunt active power filter interfacing wind- solar hybrid renewable system to distribution grid."  Journal of Electrical Systems 14(2), pp. 88-102, 2018.

9.       Ramu Srikakulapu and Vinatha U, “Optimal Design of Collector Topology for Offshore Wind Farm Based on Ant Colony Optimization with Multiple Travelling Salesmen Problem”, Journal of Modern Power Systems and Clean Energy (MPCE), Springer, pp1-12, 2018.

10.   Gururaj M V and Dr Vinatha U, “Investigations on interconnection of Wind-Solar Hybrid Renewable Energy Source to the ideal grid at the distribution level together with power quality improvement features” International Journal of Electrical Engineering, (JEE), Romania, Vol.15, No.3, Article no.15.3.33, pp. 260-270, 2015.

11.   Vinatha U, Vittal K.P,  “Power Control Strategy for Grid Connected Permanent Magnet Synchronous Generator of a Distributed Generation Unit” Int. J. Power and Energy Conversion, INDERSCIENCE publications,  Vol. 5, No. 3, 2014.

12.   Vinatha U, Vittal K.P, “Design and development of wave turbine emulator in the laboratory environment” International Journal of Emerging Electric Power Systems–Berkley press publications - Vol 14, Issue 4, July 2013, pp 363-372.

 

Conferences publications: (last 6 years)

1.       Pavana Prabhu and Vinatha U   Pavana, Vinatha U , FPGA based experimental evaluation of BLDC motor drive fed from coupled inductor based bridgeless SEPIC- IEEE International Conference on Power Electronics, Smart Grid and Renewable Energy (PESGRE), 2020.

2.       Pavana Bhat, Disha Shetty, Jayasankar VN, Vinatha U, Design and FPGA Implementation of Dual Self-Tuning Filter based Controller for Single Phase Shunt Active Filter, IEEE International Conference on Innovations in Power and Advanced Computing Technologies, i-PACT-2019.

3.       Nisha B kumar, Jayasankar VN, Vinatha U, PI Control Based DC Link Voltage Controller for Grid Integrated Domestic Photo Voltaic Systems, IEEE International Conference on Innovations in Power and Advanced Computing Technologies, i-PACT-2019.

4.        Sachin, Harsheeta V Morey, Pavana, Vinatha U, TLP 250 opto-coupler based interfacing circuit for FPGA based BLDC motor drive, International Engineering Symposium 2019, Kumamoto university, Japan.

5.       Harsheeta V, Sachin, Pavana, Vinatha U, Speed control of BLDC motor using pulse amplitude modulation technique, International Engineering Symposium 2019, Kumamoto university, Japan.

6.       Ramu Srikakualpu & Vinatha U, Combined Approach Based on ACO with MTSP for Optimal Internal Electrical System Design of Large Offshore Wind Farm, International Conference on Power, Instrumentation, Control and Computing, PICC 2018.

7.       vinatha U, Jayasankar V N, “Grid connected hybrid wind solar system with shunt active filter functionality under balanced grid voltage condition”, 7th international engineering symposium –IES 2018,March 7-9, Vol E1-2 page 1-6, IES.

8.       Ramu Srikakulapu, Vinatha U, “Design of A Hybrid Controller Based on GA-SMC for the Multi-Terminal VSC-HVDC Transmission System”, 2nd IEEE International Conference on Power Electronics, Intelligent Control and Energy Systems (ICPEICES-2018).

9.       Jayasankar V N and Vinatha U, Design of Back-stepping Controller for a Three-phase Shunt Active Filter Interfacing Solar Photovoltaic System to Distribution Grid, IEEE Power Electronics, Drives and Energy Systems Conference, (PEDES 2018), 18-21 December, 2018 at Indian Institute of Technology Madras in Chennai, Tamilnadu, India.

10.    Sonali maruthi naik, Vinatha U, High Dimensional Filter: A comparative analysis, International Engineering Symposium 2018, Kumamoto university, Japan.

11.    Ramu Srikakulapu and Vinatha U, “Combined Approach of Firefly Algorithm with Travelling Salesmen Problem for Optimal Design of Offshore Wind Farm," IEEE PES GM 2017, USA.

12.    Ramu Srikakulapu and Vinatha U, A Hybrid Controller Design for VSC-HVDC Transmission System for PMSG Based Offshore Wind Farm” IEEE PES APPEEC, 9th IEEE PES Asia Pacific Power and Energy Engineering conference 2017

13.    Jayasankar V N and Vinatha U, Enhancement of Load Voltage Compensation using Positive Sinusoidal Sequence Regulator in Fuzzy Logic Controlled Three Phase Series Active Filter”. IEEE International Conference on Technological Advancements in Power and Energy (TAP Energy 2017).

14.    Sonu Jayachandran, Pavana, Vinatha U, “One Cycle Controlled Bridge-less SEPIC Converter Fed BLDC Motor Drive”, IEEE International Conference on Signal Processing, Informatics, Communication and Energy Systems, SPICES 2017, Aug. 8-10, 2017, T.K.M.C.E, Kollam, Kerala, India

15.    Jayasankar V N and Vinatha U, “Grid Connected Hybrid Wind-Solar System with Shunt Active Filter Functionality” 2nd international conference on systems energy and environment ICSEE 2017. Won the best paper award.

16.    Pavana, Vinatha U “One Cycle Control Based SEPIC PFC for PAM-BLDC drive” 2nd international conference on systems energy and environment ICSEE 2017.

17.     Pavana, Vinatha U, “Speed Control of BLDC motor using Bridgeless SEPIC PFC with Coupled Inductors”, IEEE 11th International Conference on Industrial and Information Systems, ICIIS 2016, Dec. 3-4, 2016, Uttarakhand, India.

18.    Ramu Srikakulapu and Vinatha U, " Optimal Design of Collector Topology for Offshore Wind Farm Based on Ant Colony Optimization Approach," PEDES 2016, India.

19.     Ramu Srikakulapu and Vinatha U, “New Optimization Approach Based on Ant Colony Optimization with Travelling Salesmen Problem for Optimal Design of Offshore Wind Farm," ICSEG 2016, India.

20.    Jayasankar V N and Vinatha U, "Implementation of adaptive fuzzy controller in a grid connected wind-solar hybrid energy system with power quality improvement features," 2016 Biennial International Conference on Power and Energy Systems: Towards Sustainable Energy (PESTSE), Bangalore, 2016, pp. 1-5.

21.    Jayasankar V N, Gururaj M V and Vinatha U., "A study on hybrid Renewable Energy Source interface to the non-ideal grid at distribution level with power quality improvements," 2016 IEEE 6th International Conference on Power Systems (ICPS), New Delhi, 2016, pp. 1-5.

22.    S. Aravind, U. Vinatha and V. N. Jayasankar, "Wind-solar grid connected renewable energy system with series active self tuning filter," 2016 International Conference on Electrical, Electronics, and Optimization Techniques (ICEEOT), Chennai, India, 2016, pp. 1944-1948.

23.    Ramu Srikakulapu and Vinatha Urundady, “Electrical collector topologies for off shore wind power plants –A Survey” IEEE 10th International Conference on Industrial and Information Systems(ICIIS)-2015, held at University of Peradeniya, Sri Lanka.  17-20 December 2015.

24.    Gururaj M V, Vinatha U. and Jayasankar V N, "Interconnection of wind-solar hybrid Renewable Energy source to the 3 phase-3 wire distribution system along with power quality improvements at the grid side," 2015 International Conference on Power and Advanced Control Engineering (ICPACE), Bangalore, 2015, pp. 168-172.

25.    Gururaj M V and Dr Vinatha U, “Fuzzy controller based interface for hybrid Renewable Energy Source at distribution level with power quality improvements” IEEE International Conference on “Futuristic Trends in Computational analysis and Knowledge management” (INBUSH ERA 2015).

26.    Lopsang Sherpa; Vinatha Urundady U; Binod Rai “Hybrid PV/wind energy system with a centralized DC bus architecture and power regulation”  2015 Annual IEEE India Conference (INDICON) Year: 2015 , Pages: 1 - 6, DOI: 10.1109/INDICON.2015.7443171.

27.    Vinatha U, Kristen Mario D’souza , Suryakant Shet “Performance Analysis of Multi Step Voltage Source Inverters with Optimised Harmonic Stepped Waveform” i-manager's International Conference on Engineering and Technologies (IICET 2015) Trivandrum, Kerala, India, 10-11 April 2015.

28.    Vinatha U, Gururaj MV “Modeling and performance study of grid connected wind and photovoltaic hybrid energy system” , 2nd international conference on advanced trends in engineering and technology (ICATET 2014).-Won the best paper award.

Achievements
  1. Best paper awards at the international conference: 02
  2. Elected to the grade of Senior Member by the officers and the board of directors of IEEE in recognition of professional standing in 2014.
  3. Visited, NUS Singapore for research interaction from 10-29th November 2008 through the professional development allowance of the institute.

AWARDS/RECOGNITION TO UG PROJECTS GUIDED:

  • Three UG students published and presented papers in International Engineering Symposium 2018 and 2019, Kumamoto university, Japan.
  • Two UG students published and presented papers in  IEEE International Conference on Innovations in Power and Advanced Computing Technologies, i-PACT-2019.
  • Four  UG students published  papers in   i-manager's International Conference on Engineering and Technologies (IICET 2015) Trivandrum, Kerala, India, 10-11 April 2015.
  • One student published and presented a paper in  IEEE International Conference on Instrumentation and Measurement Technology, Suntec, Singapore, May 2009, in collaboration with IIT M.
  • Publication out of PG research work:  Journal: 5  , conference: 09

Workshops conducted

1.       Organized a AICTE sponsored summer school on Emerging trends in energy technologies and management during 11-22nd August 2008.

2.       Organized a three-day short term course on Power electronics applications and technology in the present energy scenario during 4-6th March 2015.

Experience in Administrative positions: Head of the department of E&E: September 2015 to May 2017.  

Curriculum and Lab development: Augmentation of Electrical machine lab, catering to UG students.