Papers Published

International Journals:

 1. C.Nagamani, P. Srinivasa Rao and G.Saravana Ilango, “Maximum Power from PV Arrays Using Fixed Configuration Under Different Shading Conditions”, IEEE Journal of Photovoltaics March 2014.

 
     
      2. C. Nagamani , M. A. Asha Rani, G.Saravana Ilango and A. Karthiyean, “An Effective Reference Generation Scheme for DFIG With                             Unbalanced Grid Voltage”, IEEE Transactions on Sustainable Energy July 2014 vol.5 no.3, pp.1010-1018.
 
 
     
      3. C.Nagamani, Sambhav R Jain, Pradhyumna Ravikirthi, “A Novel Self-Consistent Model Based Optimal Filter Design for the Improved                  Dynamic Performance of 3-phase PLLs for Phase Tracking Under Grid Imperfections - Part 1: Theory and Mathematical Basis”, J Control Autom Electr Syst, June 2014.
 
 
 
      4. C. Nagamani, Sambhav R Jain, Pradhyumna Ravikirthi, “A Novel Self-Consistent Model Based Optimal Filter Design for the Improved                 Dynamic Performance of 3-phase PLLs for Phase Tracking Under Grid Imperfections - Part 2: Analysis and Verification”, J Control Autom Electr Syst, June 2014.
 
 
 
      5. C. K. Aravind, G.Saravana Ilango, C. Nagamani , “An energy efficient switching scheme with reduced switching transients for a Wind                   Driven Induction Generator”, Taylor and Francis, Electric Power Components and Systems, August 2014.(Accepted for publication)
 
 
 
      6. C. K. Aravind, G.Saravana Ilango, C. Nagamani , “A smooth co-ordination control for a Hybrid Autonomous Power System (HAPS) with             Battery Energy Storage (BES)”,  Frontiers in Energy
 
 

7.  Karthikeyan.A.; Aritra Basu Ray Chaudhury  Nagamani, C.; Ilango, G.S; “An implicit position and speed estimation algorithm without theflux computation for the rotor side control of Doubly-Fed Induction Motor Drive ”, IET Electric Power Applications,- Accepted for publication

 

8.  B.Indu Rani, G.Saravana Ilango, C.Nagamani, “A power flow management system for Photovoltaic systems feeding DC/AC loads”, accepted for publication in Elsevier Renewable Energy

 

 

9.  Karthikeyan, A.; Nagamani, C.; Ilango, G.S.; Sreenivasulu, A; “Hybrid, open-loop excitation system for a  wind turbine-driven stand-alone induction generator”, IET Renewable Power Generation, vol. 5, no. 2, pp. 184–193, 2011  

 

 

 

10. Arungalai Vendan, S.; Manoharan, S.; Buvanashekaran, G.;Nagamani, C; “Strength Assessment Using Destructive Testing On MIAB Welded Alloy Steel Tubes And Subsequent Techno-Economical Evaluation”, Available online 20 January 2012 Journal of Manufacturing Processes/, 2012.

 

11. Arungalai Vendan, S.; Manoharan, S.; Nagamani, C;  “MIAB welding of alloy steel tubes in pressure parts: Metallurgical  characterization and non destructive testing” Journal of Manufacturing Processes, vol 14, Issue 1, January 2012, Pages 82-88

 

 

12. S.Arungalai Vendan, S. Manoharan, G. Buvanashekaran and C. Nagamani, “Magnetically Impelled Arc Butt Welding of alloy steel tubes in boilers – Establishment of parameter window”, Mechatronics,  vol.  21, Issue 1, February 2011, Pages 30-37.

 

 

 

13. S.Arungalai Vendan, S. Manoharan, C. Nagamani and G. Buvanashekaran,  ‘Experimental and Statistical Analysis of Impact of various parameters on Arc Rotation in MIAB Welding Process by developing a Laboratory Module’, Journal of Experimental Techniques, Society for Experimental Mechanics, Inc.  vol.  34, Issue 4, pages 40–48, July/August 2010

 

 

 

14. Saravana Ilango Ganesan; Srinivasa Rao P; Karthikeyan Anbalagan; C Nagamani, ‘Single stage sine-wave inverter for an autonomous operation of solar photovoltaic energy conversion system’ International Journal of Renewable Energy,  vol.  35, 1, pp. 275 – 282, 2010.

 

 

 

15. G. S. Ilango, C. Nagamani, A. V. S. S. R. Sai and D. Aravindan, Control algorithms for control of real and reactive power flows and  power oscillation damping using UPFC , Electr. Power Syst. Res., vol.79, no.4, pp. 595-605, 2009.

 

 

 

16.  S. Arungalai Vendan, S. Manoharan, G. Buvanashekaran and C.Nagamani, ‘Simulation of Magnetic Flux Distribution for Magnetically Impelled Arc Butt Welding of Steel Pipes’ International Journal of Multidiscipline Modeling in Materials and Structures (MMMS), Vol 5, Number 3, 2009, pp. 229-234(6).

 

 

 

17.  S. Arungalai Vendan, S. Manoharan, G. Buvanashekaran and C.Nagamani, ‘ Development of a MIAB welding module and experimental analysis of rotational behavior of arc –Simulation of electromagnetic force distribution during MIAB welding of Steel pipes using Finite Element Analysis’, Springer journal The International Journal of Advanced Manufacturing Technology vol. 43, 11-12, 1144-1156, DOI:10.1007/s00170-008-1793-x2009.

 

 

18.  S. Arungalai Vendan, S. Manoharan, C.Nagamani and G. Buvanashekaran,  ‘Some Studies on the Electromagnetic Aspects Governing the Magnetically Impelled Arcs through Experimentation, Finite Element Simulation and Statistical Analysis’, International Journal of Applied Electromagnetics and Mechanics (2009)  vol. : 31, Issue: 2, Publisher: IOS Press, Pages: 113-126,ISSN: 13835416

 

 

19. G. Saravana Ilango and C. Nagamani , ‘A Non Linear Control Technique for Unified Power Flow Controller Based on Feed-Back  Linearization’,International Journal of Electric Power Components and Systems, 36(04), April 2008, pp 432-447.

 

 

 

20. G.Saravanailango, C.Nagamani and A.V.S.S.R.Sai, “Laboratory Implementation of Feed-Back Linearization Controller for Independent Control of Real and Reactive power” Australian Journal of Electrical and Electronics Engineering, vol.5, no. 1, 2008, pp 43-53.

 

 

 

21. S.Arungalai Vendan, S. Manoharan, G. Buvanashekaran and C. Nagamani, ‘Magnetic Flux Distribution modeling of Magnetically Impelled Arc Butt Welding of Steel tubes using Finite Element Analysis’, Journal of Mechanical Engineering Science vol. 222, 2008, pp. 1783-1790(8).

 

 

 

22. S. Arungalai Vendan, S. Manoharan , G. Buvanashekaran and C.Nagamani, ‘Investigation of weld parameters in MIAB welding process by developing a module - Validation using Finite Element Analysis’ International Journal of Manufacturing Engineering, vol 9, 24-29, 4/2008.

 

 

 

23.  C. Nagamani , V.S. Ramsden, and V. Ramaswamy, ‘ Performance evaluation of a doubly fed twin stator induction machine drive using voltage and current space vector control schemes’, IEE Proceedings, Part B, Electrical Power Applications, vol. 148, no.3, pp. 287-292, May 2001.

 

 

 

24.  C.Nagamani , S.S.Murthy, B.P.Singh and K.V.V. Sathyanarayana ‘Studies on the use of conventional induction motors as self excited induction generators’, IEEE Transactions on Energy Conversion, vol.3, no.4, Dec.1988, pp. 842-848

 

 

 

25.  C.Nagamani, S.R.Doradla and Subhankar Sanyal ‘A sinusoidal pulse width modulated three phase ac to dc converter fed dc motor drive’, IEEE Transactions on Industrial Applications, vol. IA - 21, no.6, Nov./Dec.1985, pp. 1394-1408.

 

 

National Journals:

26.  G.Saravanailango, C. Nagamani and M.Lalitkumar, “A New Control Approach for UPFC Based on State Feedback Technique” The Journal of Central Power Research Institute” in Vol: 4, No. 1, March 2008, pp. 35-41.

 

 

 

27.  C. Nagamani, V. N. Nandakumar and M. Ramamoorty ‘Field oriented control of synchronous machines using a novel feedback system’, Journal of Electronics and Telecommunications Engineers (India), vol.37, no.1, 1991.

 

 

 

28.  V.N. Nandakumar and C. Nagamani ‘A study on voltage fed high frequency inverters for induction heating’, Journal of Institution of Engineers (India), EL, vol. 71, Dec.1990.

 

International Conferences:

1.   C. Nagamani , M. A. Asha Rani, Nikhilesh Prasannakumar, Karthikeyan , A., “Reference Current Generation Schemes for DFIG with                 unbalanced grid voltage”, IEEE International Conference on Electrical Energy (ICEES), 8th Jan 2014.

 
2.  C. Nagamani , Nikhilesh Prasannakumar, Venkata Rama Raju, “A simplified Sensorless Speed Computation Algorithm for Squirrel Cage-              Induction Motor”, IEEE International Conference on Electrical Energy (ICCPCT), March 2014.
 
3.   C. Nagamani , Nikhilesh Prasannakumar,  Venkata Rama Raju,  “Analysis of the performance of an MRAS based Sensorless Speed                       Estimation Scheme for Induction Motors Under Fluctuating Inputs” IEEE International Conference on Green Computing, Communication and       Electrical Engineering(ICGCCEE 2014), April 2014.
 
4.   C. Nagamani , Nikhilesh Prasannakumar, “C2000 LaunchPad base Generic Motor Control System”, IEEE International Conference on CAS –       Texas India Educators Conference (TIIEC 2014), April 2014.
 

5.   Karthikeyan, A.; Nagamani, C.; Aritra Basu Ray Chaudhury; ‘An Implicit Sensorless Position/Speed Estimator for the speed control of a Doubly Fed Induction Motor ’, Presented at IEEE PES Innovative Smart Grid Technologies – India, Kollam, December 2011

6.    Karthikeyan, A.; Nagasekhara Reddy Naguru.; Nagamani, C.; ‘Laboratory implementation of Feedback Linearization Control Based Power Control of Grid Connected DFIG’, in Proc IEEE INDICON Engineering Sustainable Solutions – India, Hyderabad, December 2011.[Received Best paper award]

7.      A.Karthikeyan, Nagasekhara Reddy Naguru, C.Nagamani, G.Saravana Ilango,   Feedback Linearization Control Based Power Control of Grid Connected DFIG with Grid Synchronization, in Proc 10th IEEE International Conference on Environment and Electrical Engineering EEEIC-2011, Rome, May 2011.

8.      A.Karthikeyan, Sujan Kumar Kummara, C.Nagamani, G.Saravana Ilango, Power control of grid connected Doubly Fed Induction Generator using Adaptive Back Stepping approach, in Proc 10th IEEE International Conference on Environment and Electrical Engineering EEEIC-2011, Rome, May 2011.

9.      A.Karthikeyan, C.Nagamani, G.Saravana Ilango and M. Jaya Bharata Reddy,   A constant frequency Hybrid Exciter for an autonomous wind energy conversion system, in Proc 9th IEEE International Conference –EEEIC-2010, Prague, 2010.

10.     S. Arungalai Vendan, S. Manoharan , G. Buvanashekaran and C.Nagamani, ‘Magnetically Impelled Arc Butt Welding- Experimentation on steel tubes, statistical analysis using design of experiments’,  in Proc 7th international conference on Materials processing for properties and performance (east asia), Singapore institute of manufacturing technology and Nanyang Technological University, Singapore-5-7th November 2008.

11.     S. Arungalai Vendan, S. Manoharan, G. Buvanashekaran and  C. Nagamani, ‘Design and Development of MIAB welding module - investigation and validation of electromagnetic force using Finite Element Analysis in Proc Sixth International Conference on Manufacturing Research (ICMR2008), Brunel University, London, 9-11 Sept.2008

12.     S. Arungalai Vendan, S. Manoharan, G. Buvanashekaran and C. Nagamani ‘Development of a 2-Dimensional Finite Element Model to Study the Magnetic Flux Distribution for Magnetically Impelled Arc Butt Welding’, in Proc International Conference on Advances in Manufacturing Technology (ICAMT-2008) for young Engineers, organized by Department of Atomic Energy and Indian National Academy of Engineering, at IIT Chennai, 6-8 Feb 2008.

13.     A.Karthikeyan, C.Nagamani and S.Srividhya ‘Analysis of Boundaries of Controllable Power Flow with PFC Considering Line Loss’, in Proc IEEE Conference on Industrial Electronics and Applications ICIEA-2008 Singapore, 3-5 June 2008.

14.  G.Saravanailango, C.Nagamani and D.Aravindan ‘Power oscillation damping using UPFC in automatic power flow control mode with constant power reference’, in Proc International conference on power and energy (PES 2008) Baltimore, USA, Apr 16-18, 2008.

15.  G. Saravana Ilango, C. Nagamani, and D. Aravindan,   Independent control of real and reactive power flows using UPFC based on Adaptive Back Stepping, in Proc IEEE TENCON, Hyderabad, Nov. 2008.

16.  P.Srinivasarao ,G.Saravana Ilango and C. Nagamani “Line Current Shaping using Shunt Active Filter without Sensing Input Voltage and Load Current” in Proc IEEE .TENCON-2008 Hyderabad Nov. 18-21,2008

17.  J.Chelladurai, G.Saravana Ilango, C.Nagamani and S.Senthil kumar,” Investigation of Various PWM Techniques for Shunt Active Filter”  in Proc International conference on  Electrical Engineering WASET Bangkok, Thailand, May 2008,21-23, pp. 192-198.

 

18.  S. Arungalai Vendan, S. Manoharan, G. Buvanashekaran and C. Nagamani, “Techno Economical Evaluation Of Automatic Tube Welding Systems For Boiler Application – Introduction to MIAB Welding Process Employed For Tube Welding’, presented at the International Conference on Digital Factory, organized jointly by CIT Coimbatore and Business innovation Research Centre (BIRC), USA., 11-13 2008 [Received Best Paper Award]

 

19.  Karthikeyan, A.; Nagamani, C.; Srividhya, S.; “Analysis of Boundaries of Controllable Power Flow with UPFC Considering Line Loss”, in Proc. IEEE Conference on Industrial Electronics and Applications [ICIEA 2008], Singapore, June 2008

 

20.  S. Arungalai Vendan, S. Manoharan, G. Buvanashekaran and C. Nagamani, “ An interdisciplinary approach to investigate parameters of MIAB welding process on carbon steel” presented at 62nd Annual Technical Meeting.  Organized by Indian Institute of Metals, Noida, New Delhi , 14-15 Nov-2008.

 

21.  S. Arungalai Vendan, S. Manoharan, G. Buvanashekaran and C. Nagamani, “Experimentation, FEM and statistical analysis for parameter optimization in MIAB welding process” presented at the International Symposium for Research Scholars on metallurgy, Materials Science and Engineering” organized by IIT Chennai. 10-12th Dec 2008. [Received Best Paper Award and AWS India International Endowment Award].

 

22.  S. Arungalai Vendan, S. Manoharan, G. Buvanashekaran and C.Nagamani “Magnetically Impelled Arc Butt Welding - Design Particulars and Parameter Investigation presented at the International Conference “in Proc All India Manufacturing Technology, Design and Research Conference” organized by IIT Chennai. 15-17th Dec 2008.

23.  S. Arungalai Vendan, S. Manoharan, G. Buvanashekaran and C. Nagamani ‘Design and Development of Magnetically Impelled Arc Butt Welding System’, in Proc International Conference on Emerging Challenges in Design and Manufacturing Technologies 2007" organized by CVRD (DRDO) in association with Sathyabama university, Nov 2007. (Received Best Paper Award).

24.  S.Srividhya, C.Nagamani and A.Karthikeyan ‘Investigations on Boundaries of Controllable Power Flow with Unified Power Flow Controller’ IEEE Conference on ‘Power Electronics, Drives and Energy Systems’, PEDES - 2006, I.I.T., Delhi,Dec.2006.

25.   Kumara Deepak, G.Saravana Ilango, C.Nagamani and K. Shanti Swarup ‘Performance of UPFC on System Behavior Under Fault Conditions’, in Proc IEEE International conference proceedings INDICON-2005, .IIT Madras, Dec. 11-13,2005.

26.  Kumara Deepak, G.Saravana Ilango and C.Nagamani ‘Unified Power Flow Controller with Dynamic Decoupling Compensator for Independent Active and Reactive Power Control’, in Proc CERA -2005 (Computer application in Electrical Engineering Recent Advances); IIT Roorkeee, Sept.-Oct.2005.

27.  V.Vijay Kumar, C.Nagamani and M.V. Hanumantha Rao ‘Terminal Voltage Regulation of Self Excited Induction Generator using an SVC’, in Proc International Conference on Emerging Technologies (ICET ), Bhubaneshwar, Dec.2004.

28.  C.Nagamani and K. Shanti Swarup ‘Performance Analysis Of Unified Power Flow Controller’, in Proc International Conference on Power Systems ICPS-2004, Khatmandu, Nov.2004.

29.  C.Nagamani, V.S. Ramsden, V. Ramaswamy, and J.G. Zhu. ‘Current Space Vector Control for Improved Performance of A Doubly Fed T win Stator Induction Machine Drive’, in Proc IEEE Conference on Power System Technology POWERCON - 2000, Perth, Dec.2000.

30.  C.Nagamani, V.S. Ramsden, V. Ramaswamy, and J.G. Zhu ‘Comparison of Closed-loop Speed Control Schemes for a Doubly Fed T win Stator Induction Motor Drive’, in Proc International Conference on Power Electronics and Motion Control IPEMC - 2000, Beijing, Aug.2000.

31.  C.Nagamani, V.S. Ramsden, V. Ramaswamy, and J.G. Zhu ‘Investigation of Doubly Fed T win Stator Induction Motor as a Variable Speed Drive’, in Proc International Conference on Power Electronics Drives and Energy Systems for Industrial Growth, PEDES’98, Perth, Dec.1998.

32.  C.Nagamani, V.S. Ramsden, V. Ramaswamy, and J.G. Zhu T win stator induction motor as a variable speed drive’, in Proc International Conference on Electrical Machines ICEM'98, Istanbul, Sept.1998.

33.  C.Nagamani, Nicholas Jenkins and L.M. Craig ‘An active electro-dynamic braking circuit for wind turbines’, in Proc Annual Conference of British Wind Energy Association, United Kingdom, Sept.1996.

34.  C.Nagamani, V.N. Nandakumar, M. Ramamoorty ‘A study on unsymmetrically fired phase controlled rectifier as a static Var generator’, in Proc, IEEE Region TENCON - 91, New Delhi, Aug.1991, pp.147-153.

35.    C.Nagamani, S.S. Murthy, C.S. Jha, B.P. Singh, C.R. Vidyashankar and A.K.Tandon. ‘Some studies on design and voltage regulation of capacitor self excited induction generators’, in Proc, 2nd International Conference on Electrical Machines - Design and Applications, IEE, London, Sept.1985.

National Conferences:

  1. A.Karthikeyan, C.Nagamani, “Laboratory implementation of position/speed sensor-less power control of the grid connected doubly fed induction generator”, in Proc National Conference on “National Economy and Social Transformation through Advances in Electrical Engineering (NESTE AEE 2011)” August 2011.
  2. A.Karthikeyan, C.Nagamani, “ Investigation of sensor-less speed estimation scheme for three phase squirrel cage induction machine under varied supply voltage conditions”, in Proc National Conference on “National Economy and Social Transformation through Advances in Electrical Engineering (NESTE AEE 2011)” August 2011.
  3. A.Karthikeyan, P.V.Subba Reddy, C.Nagamani and G.Saravana Ilango,   A Hybrid Excited Induction Generator for Stand-Alone Applications, in Proc National Conference on Electrical Systems and Renewable Energy, NESR-2011, Trichy, March, 2011.
  4. Aritra Basu Ray Chaudhury, A.Karthikeyan, C.Nagamani, G.Saravana Ilango “Decoupled Control of Rotor Speed and Stator Reactive Power in a Wound Rotor Induction Motor without Speed or Position Sensor”, in Proc. National conference on control of power electronic drives and systems CPEDS-2010,Visakhapatnam,  2010
  5. Aritra Basu Ray Chaudhury, A.Karthikeyan, C.Nagamani, G.Saravana Ilango “An investigation of sensor-less speed estimation scheme for three-phase wound rotor induction machine under varied supply voltage conditions”, in Proc. 4th National Conference on Instrumentation and Control Engineering ICECON ’09, NIT, Trichy, 2009
  6. S. Arungalai Vendan, Baskar Babu, C. Nagamani,  “Parameter Investigation by Application of Neural Network to MIAB Welding Process Where Rotating Arc Distributes Energy to Melt the Tubes presented at the “National Welding Seminar Organized by Indian Institute of Welding” in 3-5 Feb 2009 in Mumbai.     
  7.   G.Saravanailango, C.Nagamani and D.Aravindan’ ‘Analysis of Power Oscillation Damping using UPFC in a SMIB system’, in Proc National Conference ‘NCEEE08’ – Anna University, Tamil Nadu. March 20 – 21, 2008. (Received 2nd best paper award in the conference).
  8. G.Saravana Ilango, D. Aravindan and C. Nagamani “Application of Adaptive Back Stepping Control Technique for Damping of Power System Oscillations with UPFC” in Proc Fifteenth National Power Systems Conference (NPSC), IIT Bombay, December 2008, pp. 72-77.
  9. G.Saravana Ilango, C.Nagamani , M.Lalit kumar and J.Chelladurai,  “Independent Active and Reactive Power Control Using UPFC with State Feedback Control” in Proc National conference ICECON -2007, NIT Trichy ,Dec 27th -29th, 2007, pp-77-81
  10. G.Saravana Ilango, C.Nagamani, A.Karthikeyan, “Laboratory Implementation of UPFC for Independent Control of Real and Reactive Power Flows” – in Proc.  National Power Electronics Conference NPEC, 2007, IISC Bangalore, 2007 
  11. A.Karthikeyan, G.Saravana Ilango, C.Nagamani , S.Chandramohan “Artificial Neural Network based UPFC for effective power flow control” - in Proc. National Conference on Instrumentation & Control ICECON 07, NIT, Trichy, 2007
  12. K. Ravi Shanker, C.Nagamani and K. Shanti Swarup ‘Investigations of UPFC for independent real and reactive power flow control’, in Proc National Power Systems Conference NPEC 2004, Chennai, Dec.2004.
  13. M.V. Hanumantha Rao, C.Nagamani and N. Kumaresan ‘GA Based Parameter Identification for Effective Electro-dynamic Braking of Wind T urbines’, in Proc ICECON-03, T iruchirappalli, Dec. 2003.
  14. C.Nagamani and Dr. V. Ramaswamy ‘Effect of Regulating Control Excitation Phase on the Performance of a Doubly Fed T win Stator Induction Motor’, in Proc Twelfth National Power System Conference NPSC-2002, I.I.T, Kharagpur, 27-29 Dec.2002
  15. C.Nagamani, V.N.Nandakumar and K.N.S.Murthy ‘Static power factor controller for LT distribution systems’, Conference proceedings, All India symposium on Compensation for magnetization currents in motors, Hyderabad, Nov. 1989