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Dr. R. Mahalakshmi

Assistant Professor (Sr. Gr.) , Department of Electrical & Electronics Engineering, School of Engineering, Bengaluru.

Qualification: BE, M.Tech, Ph.D
d_mahalakshmi@blr.amrita.edu
Research Interest: Application of Power Electronics into Grid Connected Power System, Grid Connected Renewable Energy Sources

Bio

Dr. R. Mahalakshmi currently serves as Assistant Professor (Sr. Gr.) in the Department of Electrical & Electronics Engineering, Amrita School of Engineering, Bengaluru campus. She joined Amrita in the year 2012 and She has 13 years of teaching experience. she has published her research works in many International Conferences, and International Journals. Her research interest includes Grid Integration issues in Renewable Energy Sources, Application of Power Electronics in Power Systems, Flexible AC Transmission Systems, Application of AI in power systems, Electric vehicles and smart grid.

Publications

Journal Article

Year : 2021

Analysis of SSR in Grid Integrated Series Compensated SCIG based Wind Turbine Generators-A Laboratory model

Cite this Research Publication : R. Mahalakshmi and Dr. Sindhu Thampatty K.C., “Analysis of SSR in Grid Integrated Series Compensated SCIG based Wind Turbine Generators-A Laboratory model”, International Journal on Electrical Engineering and Informatics, vol. 13, no. 2, 2021.

Publisher : International Journal on Electrical Engineering and Informatics

Year : 2020

Charging of Battery Station by Hybrid Renewable Energy System using GA Optimized SEPIC Converter

Cite this Research Publication : K. S. Reddy, Reddy, S., B. Reddy, S. Teja, and Mahalakshmi, R., “Charging of Battery Station by Hybrid Renewable Energy System using GA Optimized SEPIC Converter”, ”, Journal of Green Engineering, vol. 10, 2020.

Publisher : Journal of Green Engineering,

Year : 2020

Detailed modelling and development of a laboratory prototype for the analysis of Sub synchronous resonance in DFIG-based wind farm

Cite this Research Publication : R. Mahalakshmi and Dr. Sindhu Thampatty K.C., “Detailed modelling and development of a laboratory prototype for the analysis of Sub synchronous resonance in DFIG-based wind farm”, International Transactions on Electrical Energy Systems, John Wiley, vol. 30, no. 3, p. e12245, 2020.

Publisher : International Transactions on Electrical Energy Systems

Year : 2020

Bio-diesel fed solar excited synchronous generator

Cite this Research Publication : Dr. K. Deepa, Mahalakshmi, R., and Reddy, S., “Bio-diesel fed solar excited synchronous generator”, Journal of Green Engineering, 2020.

Publisher : Journal of Green Engineering

Year : 2020

Design and implementation of modified RSC controller for the extenuation of sub-synchronous resonance oscillations in series compensated DFIG-based WECS

Cite this Research Publication : R. Mahalakshmi and Dr. Sindhu Thampatty K.C., “Design and implementation of modified RSC controller for the extenuation of sub-synchronous resonance oscillations in series compensated DFIG-based WECS”, International Transactions on Electrical Energy Systems, 2020.

Publisher : International Transactions on Electrical Energy Systems

Year : 2020

Detailed Modelling and Development of a Laboratory Prototype for the Analysis of Subsynchronous Resonance in DFIG-based wind Farm

Cite this Research Publication : R. Mahalakshmi and Dr. Sindhu Thampatty K.C., “Detailed Modelling and Development of a Laboratory Prototype for the Analysis of Subsynchronous Resonance in DFIG-based wind Farm”, International Transactions on Electrical Energy Systems, 2020.

Publisher : John Wiley

Year : 2018

Analysis of Multi Level Current Source Inverter for Low Torque Applications

Cite this Research Publication : R. Mahalakshmi, Dr. K. Deepa, and Thampatty, S., “Analysis of Multi Level Current SourceInverter for LowTorque Applications”, Journal of Green Engineering, vol. 8, pp. 597-620, 2018.

Publisher : Journal of Green Engineering

Year : 2015

Implementation of Grid Connected PV array using Quadratic DC-DC Converter and Single Phase Multi Level Inverter

Cite this Research Publication : R. Mahalakshmi and Dr. Sindhu Thampatty K.C., “Implementation of Grid Connected PV array using Quadratic DC-DC Converter and Single Phase Multi Level Inverter”, Indian Journal of Science and Technology, vol. 8, 2015.

Publisher : Indian Journal of Science and Technology

Year : 2015

Design and implementation of quadratic buck-boost converter for PV array

Cite this Research Publication : R. Mahalakshmi, Manjunath, H. V., and Thampatty, K. C. S., “Design and implementation of quadratic buck-boost converter for PV array”, International Journal of Applied Engineering Research, vol. 10, pp. 1023-1034, 2015.

Publisher : International Journal of Applied Engineering Research, Research India Publications

Year : 2012

Simulation Of Vsc Based HVDC Transmission System For The Integration Of Windfarm Into Grid

Cite this Research Publication : R. Mahalakshmi and Usha, P., “Simulation Of Vsc Based HVDC Transmission System For The Integration Of Windfarm Into Grid”, International Journal of Electrical and Electronics Engineering (IJEEE), vol. 1, no. 4, pp. 2231 – 5284 , 2012.

Publisher : IJEEE

Conference Paper

Year : 2022

Low-cost automatic hand sanitizer dispenser for Covid-19 pandemic period

Cite this Research Publication : R. Santhosh and R. Mahalakshmi, "Low-cost automatic hand sanitizer dispenser for Covid-19 pandemic period," 2021 Third International Conference on Inventive Research in Computing Applications (ICIRCA), 2021, pp. 534-538, doi: 10.1109/ICIRCA51532.2021.9544530

Publisher : Third International Conference on Inventive Research in Computing Applications (ICIRCA)

Year : 2022

Power Quality Improvement in Solar Powered Standalone System using D-STATCOM

Cite this Research Publication : T. S. Saradhisatwik, Gankidinishma, U. Hemanthchandra, V. Sailaja and R. Mahalakshmi, "Power Quality Improvement in Solar Powered Standalone System using D-STATCOM," 2022 4th International Conference on Smart Systems and Inventive Technology (ICSSIT), 2022, pp. 593-596, doi: 10.1109/ICSSIT53264.2022.9716537.

Publisher : IEEE

Year : 2022

Monitoring of PV Modules and Hotspot Detection using TensorFlow

Cite this Research Publication : B. Sandeep, D. S. Reddy, A. R and R. Mahalakshmi, "Monitoring of PV Modules and Hotspot Detection using TensorFlow," 2022 International Conference on Electronics and Renewable Systems (ICEARS), 2022, pp. 155-160, doi: 10.1109/ICEARS53579.2022.9752346.

Publisher : IEEE

Year : 2022

Hardware design of Single axis solar tracker and MPPT charge controller using PIC18F4520

Cite this Research Publication : R. Santhosh, A. Ramachandran, A. S and R. Mahalakshmi, "Hardware design of Single axis solar tracker and MPPT charge controller using PIC18F4520," 2022 International Conference on Electronics and Renewable Systems (ICEARS), 2022, pp. 51-56, doi: 10.1109/ICEARS53579.2022.9752007.

Publisher : IEEE

Year : 2021

Hardware Design of PIC Microcontroller based Charge controller and MPPT for the Standalone PV-Battery charging System

Cite this Research Publication : R. Santhosh, S. U. Sabareesh, R. Aswin and R. Mahalakshmi, "Hardware Design of PIC Microcontroller based Charge controller and MPPT for the Standalone PV-Battery charging System," 2021 International Conference on Recent Trends on Electronics, Information, Communication & Technology (RTEICT), 2021, pp. 172-175, doi: 10.1109/RTEICT52294.2021.9573523

Publisher : IEEE

Year : 2021

Design and Power Flow Control in TCSC Compensated SCIG based Wind Energy Conversion Systems

Cite this Research Publication : P. Bhargavi, S. Likhtih, A. Mohanty and R. Mahalakshmi, "Design and Power Flow Control in TCSC Compensated SCIG based Wind Energy Conversion Systems," 2021 5th International Conference on Electronics, Communication and Aerospace Technology (ICECA), 2021, pp. 1-5, doi: 10.1109/ICECA52323.2021.9675974.

Publisher : IEEE

Year : 2021

Design and Comparative Study of DC-DC Quadratic Buck-Boost Converter and Cascaded Buck-Boost Converter

Cite this Research Publication : B. V. Anuraag, R. Mahalakshmi, S. Likhtih, P. Bhargavi and A. Mohanty, "Design and Comparative Study of DC-DC Quadratic Buck-Boost Converter and Cascaded Buck-Boost Converter," 2021 International Conference on Recent Trends on Electronics, Information, Communication & Technology (RTEICT), 2021, pp. 642-646, doi: 10.1109/RTEICT52294.2021.9573716

Publisher : IEEE

Year : 2016

Damping of Sub-Synchronous Oscillations in DFIG Based Wind farms

Cite this Research Publication : R. Mahalakshmi and Dr. Sindhu Thampatty K.C., “Damping of Sub-Synchronous Oscillations in DFIG Based Wind farms”, in IEEE International Conference TENCON 2016, Singapore, 2016.

Publisher : IEEE International Conference TENCON 2016

Year : 2015

Grid Connected Three Phase Six Level Inverter for Renewable Energy Applications

Cite this Research Publication : R. Mahalakshmi and Dr. Sindhu Thampatty K.C., “Grid Connected Three Phase Six Level Inverter for Renewable Energy Applications”, in International Conference on SMART GRID Technologies ICSGT 2015, Amrita School of Engineering, Coimbatore, Tamilnadu, Amrita School of Engineering, Coimbatore, Tamil Nadu, 2015.

Publisher : International Conference on SMART GRID Technologies ICSGT 2015

Year : 2015

Performance Analysis of DC-DC Quadratic Buck-Boost Converter for solar array

Cite this Research Publication : V. Anuraag, Manohar, R., Kumar, A., and Dr. Sindhu Thampatty K.C., “Performance Analysis of DC-DC Quadratic Buck-Boost Converter for solar array”, in IEEE International conference on Technological Advancements in Power and Energy, TAP ENERGY 2015, Amrita School of Engineering, Amritapuri, Kerala, 2015.

Publisher : IEEE International conference on Technological Advancements in Power and Energy, TAP ENERGY 2015

Conference Proceedings

Year : 2020

Detection of Broken Strands on Transmission Lines through Image Processing

Cite this Research Publication : G. P. Shivani, Harshit, S., Varma, C. V., and Mahalakshmi, R., “Detection of Broken Strands on Transmission Lines through Image Processing”, 2020 4th International Conference on Electronics, Communication and Aerospace Technology (ICECA). IEEE, Coimbatore, India, 2020.

Publisher : ICECA

Year : 2020

Control of Standalone DFIG based Wind Turbine Generator using Machine Learning Algorithm

Cite this Research Publication : R. Mahalakshmi, K. Reddy, S., and Gautam, M., “Control of Standalone DFIG based Wind Turbine Generator using Machine Learning Algorithm”, 2020 4th International Conference on Electronics, Communication and Aerospace Technology (ICECA). IEEE, Coimbatore, India, pp. 204-209, 2020.

Publisher : ICECA

Year : 2020

Land Mine Detection Using Unmanned Ground Vehicle

Cite this Research Publication : P. G. Shivani, Harshit, S., Varma, C. V., and Mahalakshmi, R., “Land Mine Detection Using Unmanned Ground Vehicle”, 2020 4th International Conference on Trends in Electronics and Informatics (ICOEI)(48184). IEEE, Tirunelveli, India, 2020.

Publisher : ICOEI

Year : 2020

A Comparative Study of Distinct Speed Controllers for a Separately Excited DC Motor (SEDM)

Cite this Research Publication : P. Gautam, Mahapatra, P., Sripradha, R., Sujith, M., and Mahalakshmi, R., “A Comparative Study of Distinct Speed Controllers for a Separately Excited DC Motor (SEDM)”, 2020 IEEE International Conference for Innovation in Technology (INOCON). IEEE, Bangluru, India, pp. 1-7, 2020.

Publisher : INOCON

Year : 2020

Effective Control Co-ordination of Standalone PMSG based Wind Energy Conversion System with Battery Storage under Different Wind Speed and Load Conditions

Cite this Research Publication : P. N. Koteswa Rao and Mahalakshmi, R., “Effective Control Co-ordination of Standalone PMSG based Wind Energy Conversion System with Battery Storage under Different Wind Speed and Load Conditions”, 2020 International Conference on Recent Trends on Electronics, Information, Communication & Technology (RTEICT). Bangalore, India, pp. 104-109, 2020.

Publisher : RTEICT

Year : 2020

Detection of Icing and Calculation of Sag of Transmission Line Through Computer Vision

Cite this Research Publication : G. P. Shivani, Harshit, S., Varma, C. Vamsi, and Mahalakshmi, R., “Detection of Icing and Calculation of Sag of Transmission Line Through Computer Vision”, 2020 Third International Conference on Smart Systems and Inventive Technology (ICSSIT). IEEE, Tirunelveli, India, pp. 689-694, 2020.

Publisher : 2020 Third International Conference on Smart Systems and Inventive Technology (ICSSIT),

Year : 2020

Review and Redesign of Pedal Energy – Solar Power Augmented Hybrid Bicycle

Cite this Research Publication : R. P Reddy, Gowda, K. S. Shivani, Charitha, S., and Mahalakshmi, R., “Review and Redesign of Pedal Energy - Solar Power Augmented Hybrid Bicycle”, 2020 Third International Conference on Smart Systems and Inventive Technology (ICSSIT). IEEE, Tirunelveli, India, pp. 376-380, 2020.

Publisher : ICSSIT

Year : 2019

Energy Management in Electrical Power System Employing Machine Learning

Cite this Research Publication : M. Gautam, Raviteja, S., and Mahalakshmi, R., “Energy Management in Electrical Power System Employing Machine Learning”, 2019 International Conference on Smart Systems and Inventive Technology (ICSSIT). pp. 915-920, 2019.

Publisher : ICSSIT

Year : 2019

Implementation of Control Tactics on Standalone Solar PV System

Cite this Research Publication : S. Raviteja, M, G., and Mahalakshmi, R., “Implementation of Control Tactics on Standalone Solar PV System”, 2019 International Conference on Smart Systems and Inventive Technology (ICSSIT). IEEE, Tirunelveli, India, pp. 870-875, 2019.

Publisher : ICSSIT

Year : 2019

Household Energy Management Model to Maximize Solar Power Utilization Using Machine Learning

Cite this Research Publication : M. Gautam, Raviteja, S., and Mahalakshmi, R., “Household Energy Management Model to Maximize Solar Power Utilization Using Machine Learning”, Procedia Computer Science, vol. 165. pp. 90-96, 2019.

Publisher : Procedia Computer Science,

Year : 2019

Data Acquisition For Residential Energy Management Employing IoT Using ThingSpeak

Cite this Research Publication : G. M., Raviteja, S., S., S., and Mahalakshmi, R., “Data Acquisition For Residential Energy Management Employing IoT Using ThingSpeak”, 2019 IEEE Region 10 Symposium (TENSYMP). pp. 272-276, 2019.

Publisher : TENSYMP

Year : 2018

Enhancement of oscillatory response of DFIG based wind energy conversion system

Cite this Research Publication : K. R. Raj and Mahalakshmi, R., “Enhancement of oscillatory response of DFIG based wind energy conversion system”, 2017 International Conference on Smart Grids, Power and Advanced Control Engineering, ICSPACE 2017, vol. 2018-January. Institute of Electrical and Electronics Engineers Inc., pp. 93-98, 2018.

Publisher : ICSPACE

Year : 2017

A fuzzy based adaptive controller for grid connected DFIG based windfarm for damping SSR oscillations

Cite this Research Publication : R. Mahalakshmi and Dr. Sindhu Thampatty K.C., “A fuzzy based adaptive controller for grid connected DFIG based windfarm for damping SSR oscillations”, in TENCON 2017 - 2017 IEEE Region 10 Conference, Penang, Malaysia, 2017.

Publisher : TENCON 2017 - 2017 IEEE Region 10 Conference

Year : 2016

Sub-Synchronous Resonance analysis on DFIG based windfarm

Cite this Research Publication : R. Mahalakshmi and Dr. Sindhu Thampatty K.C., “Sub-Synchronous Resonance analysis on DFIG based windfarm”, IEEE Region 10 Annual International Conference, Proceedings/TENCON. Institute of Electrical and Electronics Engineers Inc., pp. 930-935, 2016.

Publisher : IEEE

Year : 2016

Mathematical modelling of grid connected Doubly Fed Induction Generator based wind farm

Cite this Research Publication : R. Mahalakshmi, Viknesh, J., and Dr. Sindhu Thampatty K.C., “Mathematical modelling of grid connected Doubly Fed Induction Generator based wind farm”, in 2016 IEEE International Conference on Power Electronics, Drives and Energy Systems (PEDES), Trivandrum, India, 2016.

Publisher : IEEE

Year : 2016

Fuzzy Logic based Rotor Side Converter for constant power control of grid connected DFIG

Cite this Research Publication : R. Mahalakshmi, Viknesh, J., and,, and Dr. Sindhu Thampatty K.C., “Fuzzy Logic based Rotor Side Converter for constant power control of grid connected DFIG”, in 2016 IEEE International Conference on Power Electronics, Drives and Energy Systems (PEDES), Trivandrum, India, 2016.

Publisher : IEEE

Year : 2015

Performance of three phase 11-level inverter with reduced number of switches using different PWM techniques

Cite this Research Publication : R. Nair, Mahalakshmi, R., and Dr. Sindhu Thampatty K.C., “Performance of three phase 11-level inverter with reduced number of switches using different PWM techniques”, in International Conference on Advancements in Power and Energy (TAP Energy), 2015 , Kollam, 2015.

Publisher : TAP Energy

Year : 2015

Grid Connected Multilevel Inverter for Renewable Energy Applications

Cite this Research Publication : R. Mahalakshmi and K.C, D. Sindhu Tha, “Grid Connected Multilevel Inverter for Renewable Energy Applications”, Elsevier Procedia Technology, vol. 21. pp. 636-642, 2015.

Publisher : Elsevier Procedia Technology

Year : 2014

Design of Fuzzy Logic based Maximum Power Point Tracking controller for solar array for cloudy weather conditions

Cite this Research Publication : R. Mahalakshmi, Aswin, K. A., and Kumar, A., “Design of Fuzzy Logic based Maximum Power Point Tracking controller for solar array for cloudy weather conditions”, in 2014 Power and Energy Systems Conference: Towards Sustainable Energy, PESTSE 2014, Bangalore, 2014.

Publisher : PESTSE

Year : 2013

Bi-directional push-pull converter fed four quadrant DC drive

Cite this Research Publication : Dr. K. Deepa, R Lakshmi, M., ,, and M. Kumar, V., “Bi-directional push-pull converter fed four quadrant DC drive”, in Emerging Trends in Communication, Control, Signal Processing & Computing Applications (C2SPCA), 2013 International Conference on, Bangalore, 2013.

Publisher : IEEE

Book Chapter

Year : 2020

Slip Frequency Control Technique for DFIG

Cite this Research Publication : R. Mahalakshmi and Dr. Sindhu Thampatty K.C., “Slip Frequency Control Technique for DFIG”, in Advances in Electrical and Computer Technologies,Lecture Notes in Electrical Engineering, vol. 672, 2020, pp. 1273-1290.

Publisher : Advances in Electrical and Computer Technologies

Year : 2020

Slip Frequency Control Technique for DFIG based Wind Turbine Generators

Cite this Research Publication : Dr. Sindhu Thampatty K.C. and Mahalakshmi, R., “Slip Frequency Control Technique for DFIG based Wind Turbine Generators”, International Conference in Advances in Electrical and Computer Technologies 2019, ICAECT 2019, vol. 672. 2020.

Publisher : ICAECT

Qualification
YEAR DEGREE UNIVERSITY
2020 PhD Amrita School of Engineering, Amrita Vishwa Vidyapeetham, Bengaluru
2012 M.Tech. in Power Electronics Dayananda Sagar College of Engineering, Bengaluru, VTU
2003 B.E. Electrical and Electronics Engineering Government College of Engineering, Salem, Tamil Nadu
Professional Appointments
Year Affiliation
July 2012 till date Assistant Professor (Sr.Gr), Amrita School of Engineering, Bengaluru
July 2009 to Sep 2010 Lecturer, New Horizon College of Engineering, Bengaluru.
June 2005- May 2008 Lecturer, Sri Venkateshwara College of Engineering, Sriperumpudur, Chennai
Major Research Interests
  • Grid Integration issues in Renewable Energy Sources
  • Application of Power Electronics in Power Systems
  • Flexible AC Transmission Systems
  • Application of AI in power systems and smart grid.
Courses Taught
  • Renewable Energy Technologies
  • Flexible AC Transmission Systems
  • Power System Protection and Switch Gear
  • Electrical Machines I
  • Electrical Machines II
  • Electrical Drives and Control
  • Electronics circuits
  • Energy Systems I
  • Energy System II
  • Basic Electrical and Electronics Engineering
Student Guidance

Undergraduate students

Sl. No. Name of the Student(s) Topic Status – Ongoing/Completed Year of Completion
1 P.GreeshmaShivani SomaniHarshith Vamsi Varma.CH Monitoring Of Overhead Transmission Line Through Computer Vision Completed 2020
2 S.Charitha ShivaniGowda.K.S P.RamPullaReddy Designing Of A Hybrid Bicycle Using Solar Power And Pedalling Energy Completed 2019
3 Gautam.M Siram Ravi Teja Sivanesh S Energy Management In Power
System By
Employing Machine
Learning
Completed 2019
4 Akaash.B Subramianiam.S R.Vignesh Microinverter based PV System Completed 2018
5 M.S.S.P.Rayudu, R. Amit Reddy Bharat Chandra G.NagaSailesh Reddy Control of DFIG based wind systems Completed 2017
6 M.G Ramesh, J Viknesh M.R.Vignesh Grid connected DFIG based Wind Energy conversion systems Completed 2016
7 B.V.Anuraag V.Mahindra Manoj P.RamManoher S.Amruth Kumar Comparative Analysis Of Quadratic And Cascaded (Buck-Buckboost) Converter In Renewable Energy Systems Completed 2015
8 Shiva Prashanth.A Praveen Kumar.D RajasekharReddy.R Design And Implementation of DC-DC converter for a Hybrid Renewable Energy System Completed 2014
9 Aswin Kumar Aravind Anujeevitha MPPT algorithm using fuzzy logic controller. Completed 2013
10 Yuvasri Shashank Implementation of half bridge push pull converter Completed 2013
11 Swetha and Smitha Ganesh Current Source Inverter Completed 2013

Postgraduate students

Sl. No. Name of the Student(s) Topic Status – Ongoing/Completed Year of Completion
1 P. N. Koteswara Rao Permanent Magnet Synchronous Generator Based Standalone Wind Turbine With Energy Storage For Different Load Conditions Completed 2018
2 K.Reethika Raj Enhancement of Oscillatory Response in Wind Energy Conversion System Completed 2017
3 Rahul Nair Performance Of Three Phase 11-Level Inverter With Reduced Number Of Switches Using Different PWM Techniques Completed 2015

Research Scholars

Sl. No. Name of the Student(s) Topic Status – Ongoing/Completed Year of Completion
1 K. Priyanka Fault Analysis in Power Systems Ongoing
2 SruthiDamodaran Electric Vehicles Ongoing
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