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Dr.Ghosh CV

Overview

20 years experience includes 2 years as Consultant, 6 years in Power Utility as Senior Engineer with the Generating Station and Substation Department, 5 years in High Voltage Testing Laboratory, 2 years in Cable Manufacturing Company as Testing Engineer and 5 years in University as Senior Lecturer in Electrical Power. He has Consulting and Project experiences in the field of Insulation Diagnostics for electrical power equipment in several countries such as India, Germany, Malaysia and Canada. He is actively engaged in organizing & conducting Short Courses since 1996 in India, Malaysia and Canada in the areas of Maintenance, Testing and Condition Monitoring of High Voltage Equipment for Engineers from Power Utilities and Industries. Over a period of 16 years he has built a strong research career through successful supervision of 3 Ph.D. and 15 Masters level projects in the field of High Voltage Insulation Diagnostics and has published more than 50 technical articles in reputed international journals and conferences including IEEE. He is currently an active member of various working groups under IEEE/PES Power Transformer revising existing standards and developing new standards. His in-depth industrial and research experiences have made him a specialist in the areas of condition assessment and condition based maintenance of Power Transformers, Cables and Switchgears.

Professional highlights

  • Member – IEEE, IEEE/PES Transformer Subcommittee, IE(I)
  • Member – IEEE Working Group of C57.143 on Condition Monitoring of Power Transformers, Working Group of TF Transformers for Wind Farms, Working Group for Revision of IEEE 638-1992 on Transformers for Nuclear Power Generation Application
  • Technical Advisor – TNB Distribution, Malaysia
  • Technical Advisor/Mentor – TNB Research Sdn. Bhd, Malaysia
  • Technical Assessor – Technical Expert Positions in Cable, Transformer & Switchgear for TNB Distribution Division and TNB Research Sdn Bhd
  • Reviewer – Technical Paper for peer reviewed International Conferences
  • Chairman – Technical Sessions of T & D Asset Management Conference - 2006 organized by CIRED (Malaysia)
  • Chairman – Technical Sessions of Asia-Pacific Conference & Exhibition on Medium Voltage Underground Cables, 2005 organized by CIRED (Malaysia)
  • Member – Technical Advisory Committee for PEITSICON-2005 organized by

Invited speaker

A talk on “RCM – Concepts & Application” for Engineers of Infineon Semiconductor Industry at Melaka, Malaysia, August 2005A talk on “Sheath voltage and Sheath Current of 1-core Cables” organized by Institute Latihan Sultan Ahmed Shah, Kuala Lumpur, Malaysia, June 2004 A talk on “Condition Monitoring of Electrical Plants” in a 3-Day Condition Monitoring Workshop organized by Mechanical Engineering Department, Universiti Tenaga Nasional, Malaysia, Aug., 2003 A talk on “Electrical Transmission System” in a 3-Day Workshop for Non-Engineering Executives of TNB organized by Universiti Tenaga Nasional, Malaysia, June 2003A talk on “Safe Operational Practices for Distribution Engineers” organized by Association of Engineers (India), August 1999

Areas of expertise
  • Skilled in troubleshooting and maintenance of high voltage transformers, switchgear & cables
  • Skilled in commissioning tests of transformers, switchgear & cables
  • Experienced in Failure Analysis of transformers and cables
  • Experienced in detection of Partial Discharge activities in Transformers & GIS using Acoustic Emission  Technique
  • Experienced in conducting High Voltage Testing on Transformers and Cables in accordance with IEC and IEEE Standards
  • Experienced in conducting diagnostic tests of  HV insulating materials
  • Experienced in conducting diagnostic tests of overhead transmission line insulators
  • Managed Control Room Operation of  Pulverized fuel Thermal Power Station
  • Expertise in interpretation of diagnostic tests data of  HV insulating materials
  • Expertise in interpretation of DGA, Furan, DP and all kinds of electrical testing data of large power transformers
  • Expertise in interpretation of cable diagnostics data (partial discharge, tan-delta, dielectric spectroscopy, etc.)
  • Experienced in developing & implementing Condition Based Maintenance policy for transformers, switchgear and cables
  • Experienced in developing & implementing Risk Based Maintenance policy for transformers, switchgear and cables
  • Experienced in developing & implementing Reliability Centered Maintenance policy for fuel oil and lube oil systems in Power Station
  • Experienced in implementing ISO and Quality Assurance procedure in Power Station
  • Designed and Developed Software to estimate the remaining life of Power Transformers using DGA & Furan data
  • Designed and Developed Software for estimating the pollution severity index to effectively plan Switchgear and Outdoor Insulator Maintenance period using ESDD and Leakage Current data
  • Developed Neural Network Software for function estimation and classification tasks
  • Designed and Developed On-line Condition Monitoring System for Load Tap Changer using Motor Current Signature
  • Designed and Conducted Short Courses on operation, maintenance, testing and protection of high voltage equipments
  • Experienced in conducting High Voltage Safety and NFPA 70E Courses
  • Designed and taught Power Engineering Courses at undergraduate and postgraduate levels in Universities
  • Designed, developed and maintained Laboratories for teaching and research purposes
  • Supervised 3 Ph.D. and 15 Masters Level Thesis
  • Published more than 50 Technical Papers in reputed Journals & Refereed Conferences
Recent consulting projects completed
  • “Development of CBM Manual for Transformers and Cables” for TNB Distribution, Malaysia
  • “Recommendation based on analysis of DGA & Furan Results of 8 Power Transformers” for British Petroleum Malaysia
  • “Failure Analysis of A 132/11 kV, 45 MVA Power Transformer” for British Petroleum Malaysia
  • “Development of Risk based Asset Management Policy Framework” for TNB Distribution, Malaysia
  • “Evaluation of different types of 11kV Joints for Underground XLPE Cable” for TNB Distribution, Malaysia
  • “An Environment Effect and Deposition Accumulation study on TNB Distribution Switchgear” for TNB Distribution Malaysia
  • “Detection of Partial Discharge Activities in the Bus-Bar Section of 275kV GIS at Paroi Substation” for TNB Transmission, Malaysia
  • “The Effect of Surface Pollution on Electrical performance of in-service Wooden Cross-arm” for TNB Distribution, Malaysia
  • "Replacement Decision of Three 33kV / 11kV, 30MVA Power Transformers on the basis of combined DGA and Electrical Test results" for TNB Distribution, Malaysia

Professional experience

ESPS Electrical Safety Program Solutions INC., Calgary, Alberta, August 2007 – present
Senior Project Manager

RUP Consultants Plus Inc., Calgary, Alberta, December 2005 – July 2007
Director, Training & Consultancy

Canada Training Group, Saskatchewan, January 2005 – April 2007
Manager, Electrical Services & Trainer on contract

Universiti Tenaga Nasional, Malaysia, October 2000 – December 2004 & May 2005 – September 2005
Senior Lecturer, Electrical Power Engineering

CESC Ltd., Calcutta, India, August 1994 – September 2000,
Senior Engineer

Fort Gloster Cables, Howrah, India, August 1989 – April 1991,
Testing Engineer

High Tension Laboratory, Calcutta, India, May 1988 – July 1989 & May 1991 – July 1994,
Testing Engineer

Publications

Journal papers

  1. A. S. Ahmad, P. S. Ghosh, S. S. Ahmed and S. A. K. Aljunid, "Assessment of ESDD on High Voltage Insulators using Artificial Neural Network ", EPSR Journal, Vol. 72/2, pp. 131 – 136, Aug, 2004.
  2. P. S. Ghosh and N. Chatterjee, "Arc propagation over Electrolytic surfaces under PowerFrequency Voltage", IEEE Transactions on Dielectrics and Insulation, USA, Vol. 3, No. 4,
  3. pp. 529 - 536, Aug. 1996.

  4. P. S. Ghosh, S. Chakravorti and N. Chatterjee, "Estimation of time to Flashover Characteristics contaminated electrolytic surfaces using Artificial Neural Network", IEEE Transactions on Dielectrics and Insulation, USA, Vol. 2, No. 6, pp. 1064 - 1074, Dec. 1995.
  5. P. S. Ghosh, S. Chakravorti and N. Chatterjee, "Modeling of Critical Flashover Voltage Characteristics of contaminated electrolytic surfaces of Insulators using Artificial Neural Network", Institution of Engineers (India) Journal - EL, Vol. 76, pp.50 - 56, May 1995.
  6. P. S. Ghosh and N. Chatterjee, " Polluted Insulator Flashover Model for AC Voltage ", IEEE Transactions on Dielectrics and Insulation, USA, Vol. 2, No. 1, pp. 128-136, Feb. 1995.
  7. P. S. Ghosh, S. Chakravorti and N. Chatterjee, " Pollution Flashover of Electrolytic surfaces under Power frequency High Voltage ", Institution of Engineers (India) Journal - EL, Vol. 72, pp.180-184, Dec.1991.

Conference Papers

  1. M. Azizi and P. S. Ghosh, “Diagnosis Using Partial Discharge Mapping and Dielectric Spectroscopy for Assessment of PILC Cables”, Proceedings of IEEE ISEI June 8-11, 2008, to be held at Vancouver, Canada.
  2. H. S. A. Halim and P. S. Ghosh, “Condition Assessment of Medium Voltage Underground PILC Cables Using Partial Discharge Mapping and Polarization Index Test Results”, Proceedings of IEEE ISEI June 18-21, 2008, to be held at Vancouver, Canada.
  3. M. Azizi and P. S. Ghosh, “Diagnosis on MV XLPE Power Cable by Using Frequency Variance Leakage Current Analysis”, Proceedings of CMD2008, April 21-24, 2008, held at Beijing, China.
  4. H. S. A. Halim, M. Azizi and P. S. Ghosh, “Condition Assessment of in-service Medium Voltage Underground PILC Cables Using Partial Discharge and Polarization Index Test Results”, Proceedings of International Conference on Electricity Distribution, CIRED,  May 21-24 2007, held at Vienna, Austria.
  5. M. Azizi and P. S. Ghosh, “Diagnostic Testing for Assessment of PILC Cables”, Proceedings of CICED 2006, China International Conference on Electricity Distribution held at Beijing, China during 17-20 September, 2006.
  6. R. Hisham and P. S. Ghosh, “Effect of Annular Air gap and Air Voids on Electrical Field Distribution in Tape Resin Cable Joint”, Proceedings of CICED 2006, China International Conference on Electricity Distribution held at Beijing, China during 17-20 September, 2006.
  7. H. S. A. Halim and P. S. Ghosh, “Electric Stress Computation in Medium Voltage Pre-Fabricated Cable Joints Using Finite Element Method”, Proceedings of CICED 2006, China International Conference on Electricity Distribution held at Beijing, China during 17-20 September, 2006.
  8. M. Azizi and P. S. Ghosh, “Diagnostic Testing for Assessment of Distribution Cables”, Proceedings of ICPADM 2006, 8th International Conference on Properties and Application of Dielectric Materials held at Bali, Indonesia during 26-30 June 2006.
  9. M. Azizi and P. S. Ghosh, “Diagnosis on Mechanical Movement in the Winding of Transformers Using Frequency Response Analysis”, Proceedings of CMD 2006, International Conference on Condition Monitoring and Diagnosis held at Changwon, Korea during 2-5 April 2006.
  10. Marlinda A. M, S. Harun, I. Mohamad  and P.S. Ghosh, “Reconstruction of rain gauge data using Artificial Neural Network / EM Algorithm”, Proceedings of International Conference on Information Technology and Multimedia held at UNITEN (ICIMU’ 05), Malaysia. During 22nd – 24th November, 2005.
  11. P. S. Ghosh, “Insulation Condition Monitoring of Aged Power Transformers”, Proceedings of Inframatrix 2005, held at Kuala Lumpur, Malaysia during 14 -16 Sept., 2005.
  12. A. Qisti, Z. D. Wang and P. S. Ghosh, “Comparison between the acoustic signals through experiments and finite difference simulation”, Proceedings of 14th International Symposium on High Voltage Engineering (ISH) held at Beijing, China during 25-29 Aug., 2005.
  13. C. M. Lee, A. Qisti, Y. H. Thayoob, Z. D. Wang and P. S. Ghosh, “The effect of different Partial Discharge sources on Acoustic Wave propagation in an experimental tank”, Proceedings of 14th International Symposium on High Voltage Engineering (ISH) held at Beijing, China during 25-29 Aug., 2005.
  14. C. M. Lee, A. Qisti, Y. H. Thayoob and P. S. Ghosh, “Acoustic Measurement of Partial Discharge Signals in Simulated Transformer Tank”, Proceedings of SCOReD Conference, held at Universiti Tenaga Nasional, Malaysia, during 4 - 5, December, 2004.
  15. M.  Azizi and P. S. Ghosh, “Detecting Mechanical Movement in the Winding of Transformer using Frequency Response Analysis”, Proceedings of 19th International Power System Conference held at Tehran – Iran, during 22-24 Nov., 2004.
  16. M. Faris and P. S. Ghosh, “Ageing Phenomenon of Oil-paper Insulation in Distribution Power Transformers”, Proceedings of TNB Technical Conference, held at Universiti Tenaga Nasional, Malaysia, during 9 - 11 February, 2004.
  17. Halimatun H., M.  Azizi and P. S. Ghosh, “Diagnosing Winding Deformity in Distribution Power Transformers using FRA Technique”, Proceedings of TNB Technical Conference, held at Universiti Tenaga Nasional, Malaysia, during 9 - 11 February, 2004.
  18. R. Abdullah and P. S. Ghosh, “A new Mathematical Model to Estimate the Age of Paper Insulation in Power Transformers”, Proceedings of TNB Technical Conference, held at Universiti Tenaga Nasional, Malaysia, during 9 - 11 February, 2004.
  19. Federico A. Roy and P. S. Ghosh, “Electric Stress Computation in 11kV XLPE Cable Joints Using Finite Element Method”, Proceedings of SCOReD Conference, held at Universiti Tenaga Nasional, Malaysia, 4 - 5, December, 2003.
  20. I. Suzana, C. Z. C. Ani and P. S. Ghosh, “To study effect of Natural Cleaning Process on Controlling Pollution Severity on HV Outdoor Insulator”, Proceedings of SCOReD Conference, held at Universiti Tenaga Nasional, Malaysia, 4 - 5, December, 2003.
  21. Y. H. Thayoob, A. Basri and P. S. Ghosh, “Partial Discharge Pattern Classification Using Frequency Spectrum”, Proceedings of SCOReD Conference, held at Universiti Tenaga Nasional, Malaysia, 4 - 5, December, 2003.
  22. S. Jaffar and P. S. Ghosh, “AC Flashover Voltage Modeling for HV Outdoor Insulator”, Proceedings ofAUPEC'03 conference held at Christchurch, New Zealand during 28 September - 1 October,2003.
  23. Halimatun H., M.  Azizi and P. S. Ghosh, “Frequency Response Analysis of Transformers”, Proceedings ofAUPEC'03 conference held at Christchurch, New Zealand during 28 September - 1 October,2003.
  24. S. Sulaiman and P. S. Ghosh, “A PSPICE based simulation to study the effect of switching transients on water tree affected polymeric cables”, Proceedings ofAUPEC'03 conference held at Christchurch, New Zealand during 28 September - 1 October,2003.
  25. Y. H. Thayoob, A. Basri and P. S. Ghosh, “Partial Discharge Pattern Classification using Frequency-Domain Statistical Descriptors”, Proceedings of EIC, IEEE Technical Program held at Indianapolis, Indiana during September 22 - 25, 2003.
  26. J. S. Navamany and P. S. Ghosh, “Age Estimation of Cellulose Paper in power transformers using ANN”, Proceedings of EIC, IEEE Technical Program held at Indianapolis, Indiana during September 22 - 25, 2003.
  27. S. Sulaiman and P. S. Ghosh, “A New Mathematical Model to Estimate the Percentage Volume of Water Trees present in Polymer Insulated Power Cables”, Proceedings of13th ISH 2003 held at Delft University, Netherlands during 25th- 29th August, 2003.
  28. I. Suzana and P. S. Ghosh, “A New Mathematical Model to Estimate Critical Flashover Current of Polluted Insulators under Power Frequency Voltages”, Proceedings of13th ISH 2003 held at Delft University, Netherlands during 25th- 29th August, 2003.
  29. A. S. Ahmad, P. S. Ghosh, et. al., "Estimation of Leakage Current Level on the Transformer Bushing using Regression Technique", Proceedings of 7th IEEE International Conference on Properties and Application of Dielectric Materials, ICPADM 2003, held at Nagoya, Japan during June 1-5, 2003.
  30. M. Mansor, A. Basri and P. S. Ghosh, “Classification of Partial Discharge Patterns using Statistical Pattern Recognition Technique”, Proceeding of ACE 2002, IEEE held at Calcutta, India during 20th - 21st December, 2002.
  31. Y. H. Thayoob and P. S. Ghosh, “A New Approach to Identify Electrical PD Signal Patterns Using Frequency Spectral Analysis”, Proceeding of CEIDP 2002, IEEE held in Mexico, during 22nd – 26th October, 2002.
  32. A. Basri and P.S. Ghosh, “Artificial Neural Network Modeling of Partial Discharge Severity in XLPE Cables Under Various Soil Conditions”, Proceeding of CEIDP 2002, IEEE held in Mexico, during 22nd – 26th October, 2002.
  33. M. Mansor, A. Basri and P. S. Ghosh, “Partial Discharge Pattern Analysis using Statistical Technique in XLPE Cable under various Soil Conditions”, Proceeding of CEIDP 2002, IEEE held in Mexico, during 22nd – 26th October, 2002.
  34. John S. T. Foo and P. S. Ghosh, “Artificial Neural Network modeling of Partial Discharge parameters for transformer oil diagnosis”, Proceeding of CEIDP 2002, IEEE held in Mexico, during 22nd – 26th October, 2002.
  35. S. Jaffar and P. S. Ghosh, “A new Approach in modeling AC Flashover Voltage for Polluted Insulators”, Proceeding of CEIDP 2002, IEEE held in Mexico, during 22nd – 26th October, 2002.
  36. A. S. Ahmad, P. S. Ghosh, et. al., "Modelling of Various Meteorological Effects on Contamination Level for Suspension type of High Voltage Insulators Using ANN ", Proceedings of IEEE / PES Transmission and Distribution Conference and Exhibition 2002: Asia Pacific held at Yokohama, Japan from October 6 to 10, 2002.
  37. John S. T. Foo and P. S. Ghosh, “Estimation of natural longitudinal shrinkback of XLPE insulation using artificial neural network”, Proceedings of CIRED Regional Symposium & Exhibition-2002 held at Kuala Lumpur, Malaysia during 5 - 8 August 2002
  38. Y. H. Thayoob, John S. T. Foo and P. S. Ghosh, “A Novel Method of transformer Insulating Oil Condition Monitoring”, Proceedings of CIRED Regional Symposium & Exhibition-2002 held at Kuala Lumpur, Malaysia during 5 - 8 August 2002.
  39. A. Qisti, Y. H. Thayoob, M. Mansor and P. S. Ghosh, “Strategic Positioning of Acoustic Sensors for the Detection and Location of Partial Discharges in Power Transformers”, Proceedings of Second World Engineering Congress - 2002 held at Sarawak, Malaysia during 22nd - 25th July 2002.
  40. A. Basri and P.S. Ghosh, “The Effect of Soil Thermal Resistivity on the Level of Partial Discharge in XLPE Underground Power Cable”, Proceedings of Second World Engineering Congress - 2002 held at Sarawak, Malaysia during 22nd - 25th July 2002.
  41. A. Lahiri, S. Chakravorti and P.S. Ghosh, “Electric Stress Control Around A Conical Spacer Used in Gas Insulated Substations”, Proceedings of Second World Engineering Congress - 2002 held at Sarawak, Malaysia during 22nd - 25th July 2002.
  42. A. S. Ahmad, P. S. Ghosh, et. al., "Estimation of Salt Contamination level on the high voltage insulators surfaces during rainy season using artificial neural network", Proceedings of IEE Conference Fifth International Conference on Power System Management And Control ( PSMC ) held in Savoy Place, London, during 17 - 19 April, 2002.
  43. M. Mansor, A. Basri and P. S. Ghosh, “Classification of PD Patterns in XLPE Cables Under  Various Soil Conditions Using Statistical Technique”, Proceedings of IEEE Conference International Symposium on Electrical Insulation - 2002 held in Boston,  MA ,  during 7 - 10 April, 2002.
  44. A. S. Ahmad, P. S. Ghosh, et. al., "Artificial Neural Network for Contamination Severity Assessment of High Voltage Insulators under Various Meteorological Conditions", Proceedings of AUPEC 2001 held at Perth, Australia during 22-24th Sept, 2001.
  45. P.S. Ghosh and S. Mukherjee, “Quality Assurance in Technical Education & Accreditation”, Proceedings of the Conference on"TECHMANCH 2000" organized by Osmania University – Hyderabad, March 2000.
  46. P.S. Ghosh and S. Chatterjee, “TQM in Technical Education”, Proceedings of the National Seminar on Technical Education System Changes organized by ISTE & B.E. College, 1999.
  47. P.S. Ghosh and S. Bhattacharya, “IT and HRD - Managing Changes in the next millennium”, Proceedings of the Seminar "IT and HRD - Managing Changes in the next millennium" organized by Kalyani Engineering College, 1999.
  48. P. S. Ghosh, S. Chakravorti and N. Chatterjee, "Discharge Growth over Polluted Insulation in the presence of Conducting Band ", Proceedings of International Conference on Power Generation, Systems Planning & Operation held at IIT Delhi on 12th - 13th  Dec. '97
  49. P. S. Ghosh, S. Chakravorti and N. Chatterjee, "ANN with RPROP Learning algorithm applied to the Modeling of Flashover Voltage Characteristics of Polluted Insulators", Proceedings of the International Symposium on High Voltage Engineering '95 held at Graz, Austria, Paper No. 3197 Aug. '95
  50. P. S. Ghosh, S. Chakravorti and N. Chatterjee, "Modeling of Critical Flashover Voltage of Polluted Insulators using Type II Artificial Neural Network", Proceedings of 8th National Power System Conference, NPSC/7/2D, pp. 273-279, Dec. '94.
  51. P. S. Ghosh, S. Chakravorti and N. Chatterjee, "An application of Artificial Neural Network on Pollution Flashover Studies", Proceedings of International Symposium on Environmental pollution organized by IIST, pp. 48 - 56, Jan. '94.
  52. P. S. Ghosh, S. Chakravorti and P. K. Mukherjee, "Impulse Stresses around a Polluted High Voltage Insulator", Proceedings of 7th National Power System Conference, NPSC/7/126, pp. 58-62, Feb. '93.

 

 
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