DEPARTMENT OF ELECTRICAL AND ELECTRONICS ENGINEERING
PONDICHERRY ENGINEERING COLLEGE

PUDUCHERRY




Dr.G.Ravi B.E.,M.E.,Ph.D
Professor
Phone:0413-2655281-288, Extn.:510
E-mail: ravig@pec.edu






Educational Profile:
Ph.D.(2005)
Department : Electrical Engineering
University : Jadavpur University
 
M.E(1994)
Course : Power Systems
University : Annamalai University
 
M.Sc.,(2013)
Course : Yoga for Human Excellence
University : TN Sports University
 
B.E(1992)
Course : Electrical and Electronics Engineering
University :Mysore University
 
 

Publications:
International Journals:
  1. J. Kumaran @ Kumar and G. Ravi , ‘Long-term Sector-wise Electrical Energy Forecasting Using Artificial Neural Network and Biogeography-based Optimization’, Journal of Electric Power Components and Systems, Volume 43, Issue 11, 2015, pp. 1225–1235. (ISSN : 1532-5008)
  2. R. Arul, S. Velusami and G. Ravi " Solving economic load dispatch problems using chaotic self- adaptive differential harmony search algorithm ", International Transactions on Electrical Energy Systems-John Wiley & Sons Ltd, Volume 25, Issue 5, , May 2015, pp. 845–858.(ISSN: 2050-7038)
  3. J. Kumaran @ Kumar and G. Ravi , ‘ANN Based Long-term Sector-wise Electrical Energy Forecasting’, ARPN Journal of Engineering and Applied Sciences, Volume 10, No.1, January 2015, pp. 115-121. (ISSN: 1819-6608)
  4. J. Kumaran @ Kumar and G. Ravi, ‘Teaching Learning Based Optimization of ANN for Electrical Energy Forecasting’, Australian Journal of Basic and Applied Sciences, Vol. 8, No.16, October 2014, pp.56-63.(ISSN : 1991-8178)
  5. J. Kumaran @ Kumar and G. Ravi and R. Rajkumar , ‘Neural-Fuzzy approach for power load forecasting analysis’, International Journal of Computer Applications, Vol. 69, No.16, May 2013, pp. 31-35.( ISSN 0975-8887)
  6. J. Kumaran @ Kumar and G. Ravi , ‘Long-term forecasting of electrical energy using ANN and HSA’, International Review on Modelling and Simulations, , Vol. 7, No 3, June 2014, pp.489-496. ( ISSN: 1974-9821)
  7. J. Kumaran @ Kumar and G. Ravi ,‘A Simple Regression Model for Electrical Energy Forecasting’, International Journal of Advanced Research in Electrical, Electronics and Instrumentation Engineering, ,Vol. 3, Issue 8, August 2014, pp.11331-11335. (ISSN: 2320 – 3765)
  8. R. Arul, S. Velusami and G. Ravi " A new algorithm for combined dynamic economic emission dispatch with security constraints", International Journal on Energy - Elsevier, Vol. 79, January 2015, pp 496–511.( ISSN: 0360-5442)
  9. R. Arul, G. Ravi and S. Velusami " An improved harmony search algorithm to solve economic load dispatch problems with generator constraints", Journal of Electrical engineering-Springer, 2014, Volume 96, Issue 1, pp 55-63. ( ISSN: 0948-7921)
  10. D. Karthikaikannan and G. Ravi “Optimal Reactive Power dispatch using Improved Harmony Search Algorithm” International Review of Electrical Engineering, Vol. 9, No 3, 2014, pp 620-628.(ISSN: 1827-6660)
  11. D. Karthikaikannan and G.Ravi “Voltage Profile Improvement and Loss Reduction using Differential Evolution Algorithm based Multi-type FACTS Devices” International Review on Modeling and Simulations, Vol. 6, No 4, August 2013, pp 1248-1255.( ISSN: 1974-9821)
  12. D. Karthikaikannan and G. Ravi, " Optimal Placement of FACTS Devices Using Small Population Based Particle Swarm Optimization”, International Review on Modeling and Simulations ,Vol. 6, No 3, June 2013, pp 835-841. ( ISSN: 1974-9821)
  13. A. Subramanian and G. Ravi, " Biogeography - Based Optimization for Voltage Stability Improvement and Reactive Reserve Management", Turkish Journal of Electrical Engineering & Computer Sciences, June 2013, pp 1 – 11, doi:10.3906/elk-1105-32. (ISSN: 1300-0632)
  14. D. Karthikaikannan and G. Ravi, "Bio-Inspired Algorithms for Voltage profile improvement and Loss Reduction using Multi-Type FACTS Devices", European Journal of Scientific Research, Vol. 100, No 4, May, 2013, pp.655-665. (ISSN: 1450-216X)
  15. R. Arul, G. Ravi and S. Velusami,”Solving Optimal Power Flow Problems Using Chaotic Self-adaptive Differential Harmony Search Algorithm” Journal of Electric Power Components and Systems, Volume 41, Issue 8, April 2013, PP 782-805. (ISSN : 1532-5008)
  16. R. Arul, G. Ravi and S. Velusami " Chaotic self-adaptive differential harmony search algorithm based dynamic economic dispatch", International Journal of Electrical Power & Energy Systems-Elsevier, September 2013, Vol. 50, pp 85-96.( ISSN: 0142-0615)
  17. R. Arul, G. Ravi and S. Velusami " Non-convex economic dispatch with heuristic load patterns, valve point loading effect, prohibited operating zones, ramp-rate limits and spinning reserve constraints using harmony search algorithm", Journal of Electrical engineering-Springer, March 2013, Volume 95, Issue 1, pp 53-61.( ISSN: 0948-7921)
  18. A. Subramanian and G. Ravi, " Optimal Placement of Multi-Type FACTS Devices for Voltage Stability Enhancement in the Light of Biogeography Based Optimization ", Wulfenia Journal, January 2013 Vol. 20, No. 1, pp 67-81. ( ISSN: 1561-882X)
  19. A. Subramanian and G. Ravi, "Multi-type FACTS placement for loss minimization using biogeography based optimization", Archives Of Electrical Engineering, Vol. 61, Issue 4, December 2012, pp 517-531.( ISSN : 0004-0746)
  20. A. Subramanian, G. Ravi, " Optimal Placement of Multi-Type FACTS Devices for Voltage Profile Enhancement", International Review of Electrical Engineering , Part B, Vol. 7, Number 5, September-October 2012, pp 5657-5666.
  21. R. Arul, G. Ravi and S. Velusami "Firefly algorithm to solve non-convex economic dispatch problems with generator constraints and heuristic load patterns", Journal of Electrical engineering-Elixir, June 2012, Vol. 47, pp 07-12.(ISSN : 2229-712X)
  22. J. Raja, S. Senthilkumar, P. Ajay-D-Vimal Raj International Journal of Electrical Systems, "Automatic Generation Control of a Hydro-Thermal and Thermal-Thermal Systems in a DeregulatedEnvironment",Vol.5, No.2, pp.1-11,June2009.
  23. B.Mahesh Kumar, G. Ravi and R.Chakrabarti " Hybrid Speed Control of Sensorless Brushless DC Motor with Fuzzy-Based Estimation", The IUP journal of Electrical & Electronics Engineering , Vol. IV, No.2, April 2011, pp 21-41.
  24. A.Subramanian and G. Ravi, "Voltage Collapse Enhancement and Loss Reduction by Reactive Power Reserve", International Journal of Computer Application, Vol. 12, No.12, January 2011, pp 32-42.
  25. B.Mahesh Kumar, G. Ravi and R.Chakrabarti, "Sensor less speed control of brushless DC motor with fuzzy based Estimation", Iranian Journal of Electrical and Computer Engineering, Vol. 8, No. 2, Summer-Fall 2009, pp 119-125.
  26. B.Mahesh Kumar, G. Ravi and R.Chakrabarti " Robust Indirect Vector Control of Induction Motor using Neuro-Fuzzy Controller", The Icfai University journal of Electrical & Electronics Engineering , Vol. II, No.4, October 2009, pp 31-45.
  27. B.Mahesh Kumar, G. Ravi and R.Chakrabarti "Robust Fuzzy Logic Controller for Indirect Vector Control of Induction Motor Under Variable Stator and Rotor Resistance ", CiiT International Journal of Artificial Intelligent Systems & Machine Learning, Vol.1, No.2, May 2009, pp 52-58.
  28. B.Mahesh Kumar, G. Ravi and R.Chakrabarti, "Speed Control of a Separately Excited DC Motor Using Neural Network Controller", International Journal of AMSE – modeling, Vol. 63, No.2, 2008, pp 52-63.
  29. G. Ravi, R. Chakrabarti and S. Choudhuri, "Hybrid Intelligent Technique For Solving Non-convex Economic Load Dispatch Problem", Journal of Institution of Engineers (India), Vol. 87, March 2007, pp 27-31.
  30. G. Ravi, R.Chakrabarti and S.Choudhuri, "Improved Evolutionary Program Approach to Economic Dispatch with Line flow constraints", Journal of Institution of Engineers (India), Vol. 87, June 2006, pp 53-56.
  31. G. Ravi, R. Chakrabarti and S. Choudhuri, "Non-convex Economic Dispatch with Heuristic Load Patterns Using Improved Fast Evolutionary Program", International Journal of Electric Power Components and Systems, Vol. 34, No. 1, January 2006, pp 37-45.
  32. G. Ravi, R. Chakrabarti and S. Choudhuri, "ANN Approach for Economic Dispatch by considering Load patterns", Journal of Institution of Engineers (India), Vol. 86, December 2005, pp 149-154.

International Conferences:
  1. R. Gnanadass and G. Ravi, "Role Of Engineering College Staff In Quality Management Of Technical Education", Proc. of National Seminar on Restructuring Of Technical Education System For Better Efficiency and Effectiveness, organized by V.R Siddhartha Engineering College-Vijayawada, December1997, pp 68-72.
  2. G. Ravi, "Computer Simulation Of Contingency Ranking For Power System Security Analysis", Proc. Of National Seminar on Innovation In Distribution And Revenue Management organized by Central Board Of Irrigation &Power and Society Of Power Engineers (India)- New Delhi, march 1999, pp93-99.
  3. R. Gnanadass and G. Ravi, "Fuzzy based Unit commitment", Proc. Of National Conference on Intelligent and efficient electrical systems (NCIEES-2001), organized by PSG College of Technology- Coimbatore, January 2001, pp181-184.
  4. R. Chakrabati, S. Choudhury, P.K. Chattopadhyay, Nidul Sinha and G. Ravi, "Improved Fast Evolutionary Algorithm For Security Constrained Nonconvex Economic Load Dispatch", Proc. of the 6th International Power Engineering conference (IPEC 2003), Nanyank Technological University-Singapore, November 2003, pp. 551-556.
  5. G. Ravi, R. Chakrabarti and S. Choudhuri, "Improved Evolutionary Program for Economic Load dispatch Considering Load Patterns", Proc. of the 27th National System Conference (NSC2003), IIT-Kharagpur, December 2003, pp. 145-148.
  6. G. Ravi, R.Chakrabarti and S. Choudhuri, "ANN Approach for Evolutionary Programming Based Economic Load Dispatch", Proc. of the 1st National Control Instrumentation System Conference (CISCON 2004), MIT- Manipal, November 2004, pp. 57-60.
  7. G. Ravi, R. Chakrabarti and S. Choudhuri, "Economic Dispatch with Line flow Constraints By Using Improved Evolutionary Program", Proc. of the 28th National System Conference (NSC2004), VIT- Vellore, December 2004, pp. 217-220.
  8. G. Ravi, R.Chakrabarti and S. Choudhuri, "Improved Evolutionary Programming Search for Non-convex Economic Dispatch with Load Patterns", Proc. of the 13th National Power Systems Conference (NPSC2004), IIT- Madras, December 2004, pp. 641-644.
  9. G. Ravi, R.Chakrabarti and S. Choudhuri, "Hybrid Intelligent Technique Approach For Real-Time Economic Load Dispatch", Proc. of the International Conference on Energy, Information Technology & Power Sector , The IEE (UK), Calcutta Branch, Jan 2005, pp. 110-113.
  10. V. Jaikumar and G. Ravi, "Improved Three Phase Ac-Dc Converter With Power Factor And Harmonics Correction", Proc. of the National Conference on Power Electronics & Derives (PEDC-2006), ACCET- Karaikudi, March 2006, pp. 33-39.
  11. B. Mahesh Kumar, G. Ravi, R.Chakrabarti, et al "On-Line Speed Estimation Using Artificial Neural Networks For Induction Motor Drives ", Proc. of the National Conference on Soft Computing and Machine learning for Signal processing, Control, power and Telecommunications, (NCSC-2006), COE- Bhubaneswar, March 2006, pp. 250-254.
  12. V. Jaikumar and G. Ravi, "Unidirectional Power flow High performance Ac-Dc Converter With Power Factor Correction", Proc. of the National Conference On Recent Trends in Power Systems & Derives (NCRTPSD-2006), SSN College of Engg, April 2006, pp. 58-61.
  13. R. Arul, G. Ravi and S. Velusami, " Artificial Intelligent Solutions to Energy Management Problems", Proc. of the National Conference On Computational intelligence to emerging Electric power systems , Pondicherry Engineering College - Pondicherry, September 2006, pp. 211-216.
  14. B. Mahesh Kumar, G. Ravi and R.Chakrabarti "Vector Control of Induction Motor using Fuzzy Logic Technique", Proc. of the International Conference on Emerging Trends in Electrical Engineering, Jadavpur University, Kolkata, January 2007, pp. 292-296.
  15. M. Suresh Kumar and G. Ravi, "Reactive Power Compensation Using a Fuzzy Logic Controlled Synchronous Motor", Proc. of the International Conference on Emerging Trends in Electrical Engineering, Jadavpur University, Kolkata, Jan- 2007, pp. 418- 421.
  16. V. Jaikumar G. Ravi, V.Vijayavelan and M.Kaliamoorthy, "An Improved High Performance Three Phase Ac-Dc Boost Converter With Input Power Factor Correction ", Proc. of the IET-UK International Conference on Information and Communication Technology in Electrical Sciences (ICTES 2007), Dr. M.G.R.University, Chennai,, Dec. 2007, pp. 221-228.
  17. D. Kalyanakumar and G. Ravi, "Energy Conservation Through Power Quality Improvement", Proc. of the National Conference on Energy Efficiency: The Environmental Solution (EEES’07) NIT- Trichy, December 27 – 28, 2007, pp: 71 – 80.
  18. CH. Srinivasa Rao and G. Ravi "Performance Evaluation of Induction Motor Using AC Voltage Controller Based Soft Starter", Proc. of the National Conference On Computational Intelligence In Power Apparatus And Systems, SRM University-Chennai, April, 18-19, 2008, pp 339 - 343.
  19. M. Balasubramanian, G. Ravi and V. Dharmalingam, " Classification Of Incipient Faults In Power Transformers Using Artificial Neural Network", Proc. of the International Conference on Energy Engineering Pondicherry Engineering College- Puducherry, January, 7 - 9, 2009, pp 594-598.
  20. B. Mahesh Kumar, G. Ravi and R. Chakrabarti, “Robust Indirect Vector Control of Induction Motor using Neural Network Technique under Variable Stator and Rotor Resistance”, Proceedings of the International conference on Advances in Energy Conversion Technologies (ICAECT-2010),MIT- Manipal, January 2010, pp 606-612.
  21. S. Harish Govindan , G. Ravi and R. Gnanadass, “An Efficient Control Strategy for Single Phase Induction Motor”, Proc. of the national conference on Electrical Machines and Power Systems (EMPS-2011), Pondicherry Engineering College-Puducherry, February 11, 2011, pp 11-17.
  22. D. Raja and G. Ravi, “Design of Robust Controller for Boost PFC Converter Using Cascaded Multiloop Control”, Proceedings of the International Conference on Systems, Methodologies, Automation and Research Trends (SMART ’12), SMVEC, Puducherry, December 12-14, 2012.
  23. D. Raja , G. Ravi and M. Sivananthan “Harmonic mitigation in a rectifier system Using hybrid power filter”, Proceedings of the International Conference on Systems, Methodologies, Automation and Research Trends (SMART ’12), SMVEC, Puducherry, December 12-14, 2012.
  24. R. Arul, S. Velusami and G. Ravi "Solving Security Constrained Dynamic Economic Dispatch Problem using Chaotic Differential Harmony Search Algorithm", Proceedings of the International Conference on Circuits, Power & Computing Technologies [ICCPCT-2013], March 2013, pp 545-552.
  25. R. Arul, S.Velusami and G.Ravi, "Chaotic differential harmony search algorithm to solve dynamic economic dispatch problem with emission and security constraints", Proceedings of the IEEE International conference on energy efficient technologies for sustainability (ICEETS-13), ST. Xavier's catholic college of Engineering - Nagercoil, April-2013.
  26. G. Ravi and B. Rajan " A Novel Five Level Inverter Topology Using Capacitor Fed H-Bridge Cell ", Proceedings of the National Conference on Modeling, Simulation, Design and Experimental Study of Electrical System, B.S.Abdur Rahman University-Chennai, April 25 – 26, 2013, pp 201-205.
  27. R. Arul, S.Velusami and G. Ravi " Solving dynamic economic and emission dispatch problem using self-adaptive differential harmony search algorithm", Proceedings of the 28th Indian Engineering congress, organized by Institution of Engineers (I) , December 2013.
  28. R. Arul, S.Velusami and G. Ravi "Chaotic firefly algorithm to solve economic load dispatch problems", Proceedings of the IEEE International Conference on Green Computing, Communication and Conservation of Energy [ICGCE -2013] organized by RMD engineering college- kavaraipettai, December 2013, pp 458-464.
  29. R. Arul, S.Velusami and G. Ravi " Self-adaptive differential harmony search algorithm to solve dynamic economic dispatch problem with emission and security constraints ", Proceedings of the International Conference on Electrical Energy Systems [ICEES – 2014] organized by SSN college of Engineeering - chennai, January 2014, pp 32-37.
  30. R. Arul, S.Velusami and G. Ravi "Self-Adaptive Differential Harmony Search Algorithm to Solve Optimal Power Flow with Emission Minimization Problem", Proceedings of the International Conference on Circuit, Power and Computing Technologies [ICCPCT-2014] organized by Noorul Islam university - Nagarcoil, march 2014, pp 751-756.
  31. R. Arul, S.Velusami and G. Ravi " Solving Combined Economic Emission Dispatch Problems using Self-Adaptive Differential Harmony Search Algorithm", Proceedings of the International Conference on Circuit, Power and Computing Technologies [ICCPCT-2014] organized by Noorul Islam university - Nagarcoil, March 2014, pp 757-762.
Projects and Research Guidance :
Funded project :
  1. Completed the AICTE Project (2008-2010) as a Principal Investigator for Rs 7.46 lakhs entitled “Development of an Intelligent System for Analysis & Control of Electrical Machines”, under Research Promotion Scheme
Ph.D Guidance
  1. B. Mahesh Kumar Jadavpur University Application of Artificial Intelligent Techniques in Electric Machines Completed (2011)
  2. A. Subramaniyan Anna University Optimal Location of Facts Devices in Power Systems Completed (2013)
  3. D. Karthikai Kannan Anna University Optimal Reactive Power Dispatch Considering Multi-Type Facts Devices Using Harmony Search Algorithms Completed (2015)
  4. J. Kumar @ Kumaran SCSVM University Application Of Artificial Intelligence Techniques For Load Forecasting Completed (2016)
  5. R. Arul Annamalai University Application of soft computing techniques for security constrained economic dispatch analysis in regulated power system environment Completed (2016)
  6. D. Raja Pondicherry University Analysis and Control of Power Quality Issues for Induction Motor Drives progress
M.Tech Project Guidance
  1. D. Shalini Compensation of Power Quality Problem Using Repetitive Control With DG Interface Capability Completed (2015)
  2. D. Shalini Compensation of Power Quality Problem Using Repetitive Control With DG Interface Capability Completed (2015)
  3. P. Karthigeyan Performance enhancement of wind turbine fed fixed speed induction generator under asymmetric grid faults using FACTS device Completed (2014)
  4. B. Rajan A Novel Hybrid Multilevel Inverter Topology Using Two Level Inverters in Series With a Capacitor Fed H-Bridge Cell Completed (2013)
  5. D. Mangavaram Power Quality Indices Using Adaptive Prony Method Completed (2012)
  6. S. Harish Govindan Comparison of sensorless control in variable speed 1F IM Completed (2011)
  7. T. Balamurugan Identification of best suitable multilevel inverter topologies for stand alone PV system Completed (2010)
  8. L. Selvakumar An AI Techniques based rotor position estimator for sensorless switched reluctance motor Completed (2009)
  9. Vara Prasad babu darla Development of an adaptive neuro fuzzy based speed control of IM Completed (2009)
  10. K. Pandiarajan Adaptive neuro fuzzy based speed control of switched reluctance motor Completed (2009)
  11. I. Vithiyalan Maximum efficiency strategy of IM using PSO Completed (2008)
  12. CH. Srinivasa Rao AI based control of IM using AC voltage controller Completed (2008)
  13. M. Suresh KumarComparison of controllers for unity power factor achievement using a synchronous motor Completed (2007)
  14. V. Vijayabasker Comparison of controllers for battery charger application Completed (2007)
  15. V. Jaikumar Design & implementation of 3 phase high p.f AC- DC converter Completed (2006)
Courses / Conferences Attended :
  1. AICTE sponsored two weeks staff development programme on “Smart Operation and Control of Electrical Machines and Power Systems” from 2nd - 12th June 2010.
  2. Pondicherry Engineering College sponsored one day National conference on “Electrical Machines and Power Systems” (EMPS – 2011) on 11th February, 2011.
  3. AICTE sponsored two weeks faculty development programme on “Analysis, Operation and Control Of Restructured Power Market” from 27th May - 7th June 2013.
Interactions with other institutes:
  1. Course Co-Ordinator in Pondicherry University - Community College for the two year Diploma Course in Electrical wiring and Home appliances during the year 1997-1998.
Membership in Professional Bodies:
  1. Life Member, Indian Society for Technical education
  2. Life Member, Society of Power Engineers (India)
  3. Life Member, System Society of India
  4. Fellow, Institution of Engineers (India)
Approved refresher programs attended
  1. Strategic Quality Management of Technical Education,PSG college of technology- AICTE – ISTE, Refresher, May 11-24, 1997, Two weeks
  2. Intensive Course in Telematics IIT-New Delhi QIP Refresher, Dec 16-26, 1997. Two weeks
  3. Multimedia Technology PSG college of technology AICTE – ISTE, Refresher, July 27- Aug 8, 1998 Two weeks
  4. Application of MATLAB for Engineering Education IIsc- Bangalore QIP Refresher Feb 15-19, 1999.One week
  5. Digital Protection of Power Systems CIT-Coimbatore AICTE-ISTE, Refresher, Nov 15-28, 1999.Two weeks
  6. Induction Training Programme in Engineering Academic Staff College- Pondy UGC Orientation, June 10-30, 2000.Three weeks
  7. Electrical Safety and Management Annamalai University, AICTE-ISTE, Refresher, June 17-28, 2002, Two weeks
  8. Intelligent control Applications BIT -Mesra AICTE-ISTE, Refresher, Dec 16-28, 2002, Two weeks
  9. Application of Soft Computing Techniques in Power Systems BIT -Mesra AICTE-ISTE, Refresher, Jan13-25, 2003, Two weeks
  10. Computational Techniques for Power Electronics and Power Systems AEC- Melmaruvathur, AICTE-ISTE, Refresher, March 17-21, 2009, One week
  11. Mathematical Modeling and Optimal Control IIT-Guwahati, AICTE, Refresher, June 2-6, 2009, One week
  12. Intelligent System Applications to Future Challenges in Power Engg PEC-Puducherry AICTE, Seminar, September 9-11, 2009, 3 days
  13. Threat Of Voltage Instability In Power Systems BHU –Varanasi AICTE Workshop, Dec 8-10, 2009 3 days
  14. Nanoelectronics NIT- Calicut AICTE-MHRD Refresher May 10-21, 2010, Two weeks
  15. Recent Trends Information Security PEC-Puducherry DIT -New Dehi Refresher, Nov 29- Dec 10, 2010, Two weeks
  16. Emphasis on Smart Operation and Control of Power Markets Using Power Electronic Components PEC-Puducherry, TEQIP, Refresher, November 19-23, 2012, One week

Other Activities :
  1. All India Radio - Pondicherry station on the topic “Electricity & Electronics” and which was broadcasted ( in Tamil ) on 03-07-1997.
  2. All India Radio - Pondicherry station on the topic “The Nations Power Scenario at Present & its Future Demands” which was broadcasted ( in Tamil ) on 19-08-2007.
  3. All India Radio - Pondicherry station on the topic “Electricity demand & supply scenario, wastages their causes preventive measures” which was broadcasted ( in Tamil ) on 14-12-2009.
  4. Technical Judge and chief Guest for a National level technical symposium-2001 at Annai Terasa College of Engineering - Thirunavalur
  5. Technical Judge and chief Guest for a National level conference-2007 at Dhanalakshmi Srinivasan Engineering College – Perambalur.
  6. Technical Judge for a National level conference-2008 at VRS Engineering College - Villupuram.
  7. Technical Judge and chief Guest for a National level technical symposium-2009 at IFET College of Engineering - Villupuram
  8. Technical Judge and chief Guest for a National level symposium-2012 at VRS Engineering College - Villupuram.
  9. Technical Judge and chief Guest for a National level symposium-2013 at VRS Engineering College - Villupuram.