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The Evaluation of Aged High Voltage Ceramic Suspension Insulators- A Synthesized Analysis of In-Service Insulator Aging Assessments 2024 CIGRE CANADA / Reliability Behaviour

HVDC overhead line insulators: basics and performance 2024 CIGRE PARIS FRANCE / HVDC insulators

Pollution of overhead line insulators : update on standards and insulators performance under severe contamination for AC and DC lines 2024 EDM, International Conference on Overhead Lines, April 15-18, 2024, Fort Collins, U.S.A / Extreme pollution management HVDC insulators Pollution evaluation

Standards: What Now, What’s Next 2023 INMR World Congress, Nov 12-15 2023, Bangkok, Thailand / Reliability Behaviour

Pollution and Insulators 2023 INMR World Congress, Nov 12-15 2023, Bangkok, Thailand / Extreme pollution management Pollution evaluation

Coating of course 2023 INMR World Congress, Nov 12-15 2023, Bangkok, Thailand / Extreme pollution management Pollution evaluation

OVERHEAD LINE INSULATORS IN OPERATING CONSTRAINTS UNDER SEVERELY POLLUTED CONDITIONS : THE BENEFITS OF SILICONE COATED GLASS INSULATORS AND THEIR APPLICATION AT THE PG&E DIABLO CANYON NUCLEAR POWER PLANT 2022 CIGRE PARIS, 28 aug. - 02 sept 2022, Paris / Extreme pollution management Pollution evaluation

SIMULATION OF ELECTRIC FIELD: WHAT AND WHAT NOT TO EXPECT 2022 INMR World Congress, Oct 16 - 19 2022, Berlin, Germany / Reliability Behaviour

AC AND DC POLLUTION TESTING METHODS: ACCURACY AND LIMITATIONS 2022 INMR World Congress, Oct 16 - 19 2022, Berlin, Germany / Extreme pollution management HVDC insulators Pollution evaluation

Silicone coating of insulators: latest technical knowledge based on field performance and laboratory testing 2022 INMR World Congress, Oct 16 - 19 2022, Berlin, Germany / Extreme pollution management Pollution evaluation

Field experience and laboratory results on the application of RTV coating on HVDC lines CIGRE 2020 PARIS - cigre e-session 48 - Aug 24 - Sep 3 2020 / HVDC insulators Pollution evaluation

DIGITAL SOLUTION FOR TRANSMISSION LINE RISK MANAGEMENT GEORGE JM INMR 2019 World Congress, oct 20 - 23, 2019, Tucson, Arizona 01/03/2020 / Smart Insulators

SPECIFYING RTV SILICONE COATING FOR OVERHEAD TRANSMISSION LINES GEORGE JM INMR 2019 World Congress, oct 20 - 23, 2019, Tucson, Arizona 01/03/2020 / Extreme pollution management

Evaluation of Field Returned Insulators from US Grid Through Laboratory Testing INMR 2019 / Reliability Behaviour

RELIABILITY OF TRANSMISSION LINES RESULTING FROM INSULATOR DESIGN SELECTION CRITERIA GRIDTECH, 6th International Exhibition and Conference GRIDTECH, 3-5 Apr. 2019, New Delhi, India / Smart Insulators

MANAGEMENT OF TRANSMISSION POWER LINES IN HEAVILY POLLUTED ENVIRONMENTS - GEORGE JM RVPAI 2019, XXXII Reunión Internacional de Verano de Potencia, Aplicaciones Industriales y Esposición Industrial IEEE - 16-19 July 2019, Acapulco, Mexico / Extreme pollution management Smart Insulators

ANALYSE DES SOLUTIONS PERMETTANT DE RESOUDRE LES PROBLEMES DE POLLUTION SUR LES ISOLATEURS DES LIGNES AERIENNES DE TRANSPORT D’ENERGIE - GEORGE JM / LEPLEY D / VIRLOGEUX F CAGRE 2019, Conférence Algérienne des Grands Réseaux Electriques, 26 au 28 Fév 2019, Alger, Algérie / Extreme pollution management

RELIABILITY OF TRANSMISSION LINES RESULTING FROM INSULATOR DESIGN SELECTION CRITERIA GRIDTECH, 6th International Exhibition and Conference GRIDTECH, 3-5 Apr. 2019, New Delhi,India / Reliability Behaviour

INSULATORS UNDER FIRE EDM 2019, International conference on overhead lines, Design, Construction, Inspection & Maintenance, Mar. 25-28 2019, Fort Collins, Colorado, USA / Reliability Behaviour

INSULATOR CONTAMINATION ASSESSMENT AND MITIGATION FOR AC AND DC OVERHEAD LINES 2018 Grid of the Future Symposium, CIGRE US, 28 - 31 October 2018, Reston, Virginia, United States / Extreme pollution management HVDC insulators Smart Insulators

POLLUTION MITIGATION SOLUTIONS FOR OVERHEAD LINE INSULATORS - GEORGE JM / BROCARD E / LEPLEY D / ROUDE S / VIRLOGEUX F GCC POWER 2018, 14th GCC – CIGRE International Conference, 11-13 November 2018, Kuwait / Extreme pollution management

“HVDC OVERHEAD LINE INSULATORS SELECTION AND DESIGN UPDATE FEATURES” - GEORGE JM / FERREIRA LF RVPAI 2018, XXXI Reunión Internacional de Verano de Potencia, Aplicaciones Industriales y Esposición Industrial IEEE - 15-20 July 2018, Acapulco, Mexico / HVDC insulators

“NECESSARY CHECK POINTS & TESTING FOR SCREENING THE QUALITY OF INSULATORS” - GEORGE JM. / BROCARD E. / PRAT S. / VIRLOGEUX F. / LEPLEY D. INMR 2017 World Congress, nov 5 - 8 2017, Barcelona, Spain / Reliability Behaviour

REVIEW OF 20 YEARS OF SILICONE COATED INSULATORS IN THE FIELD - VIRLOGEUX F / PRAT S / GEORGE JM INMR 2017 World Congress, nov 5 - 8 2017, Barcelona, Spain / Extreme pollution management

“DC POLLUTION PERFORMANCE: CURRENT APPROXIMATIONS & FUTURE NEEDS” - GEORGE JM. / BROCARD E. / VIRLOGEUX F. / LEPLEY D. INMR 2017 World Congress, nov 5 - 8 2017, Barcelona, Spain / HVDC insulators

“EVALUATION OF ELECTRICAL PERFORMANCE ON HIGH VOLTAGE GLASS SUSPENDED INSULATORS” - ALLES J. / BEROUAL A. / BROCARD E. / GEORGE JM. EIC 2017, Electrical Insulation Conference IEEE, 11 - 14 Jun 2017, Baltimore, USA / Reliability Behaviour

“CORRELATION ASSESSMENT BETWEEN ACTUAL POLLUTION PERFORMANCE OF INSULATOR STRINGS IN DC AND THEORETICAL MODELS” - VIRLOGEUX F. / BROCARD E. / GEORGE J.M. INSUCON 2017, 13th International Insulation Conference,16-18 May 2017, Birmingham, UK / Reliability Behaviour

“DC POLLUTION PERFORMANCE: CURRENT APPROXIMATIONS & FUTURE NEEDS” - GEORGE JM. / BROCARD E. / VIRLOGEUX F. / LEPLEY D. INMR 2017 World Congress, nov 5 - 8 2017, Barcelona, Spain / Pollution evaluation

“POLLUTION OF AC OVERHEAD TRANSMISSION LINES : DEFINITIONS, MITIGATION METHODS AND FIELD EXPERIENCE” - GEORGE JM. TSDOS 2017, 50th Annual Transmission & Substation Design & Operation Symposium, 6-8 sept 2017, Frisco, Texas, USA / Pollution evaluation

“KEY PARAMETERS FOR HVDC OVERHEAD LINES INSULATORS” - VIRLOGEUX F. / GEORGE JM. GCC POWER 2017, 13th International Conference for GCC, 16 - 18 Oct 2017, Muscat, Sultanate of Oman / HVDC insulators

CORRELATION ASSESSMENT BETWEEN ACTUAL POLLUTION PERFORMANCE OF INSULATOR STRINGS IN DC AND THEORETICAL MODELS” - VIRLOGEUX F. / BROCARD E. / GEORGE J.M. INSUCON 2017, 13th International Insulation Conference,16-18 May 2017, Birmingham, UK / HVDC insulators

"MITIGATION OF SEVERE CONTAMINATION PROBLEMS ON OVERHEAD LINES WITHOUT THE NEED FOR COMPOSITE INSULATORS” - GEORGE J.M EDM International Conference on Overhead Lines - Fort Collins, Colorado, USA – April 2016 / Extreme pollution management

“SILICONE COATING ON TOUGHENED GLASS INSULATOR : REVIEW OF LABORATORY AND FIELD PERFORMANCE” - GEORGE J.M., PRAT S., VIRLOGEUX F. INMR World Congress 2015, Munich, Germany / Extreme pollution management

“AGEING AND DEGRADATION MECHANISMS OF SILICONE POLYMERS USED FOR OUTDOOR ELECTRICAL INSULATION” - OUTDOOR ELECTRICAL INSULATION” - VIRLOGEUX F., PRAT S., GEORGE J.M., ISH 2015 - Pilsen, CZ, august 23-28 2015 / Extreme pollution management

“HVDC INSULATORS” - GEORGE J.M. INMR World Congress 2015, Munich, Germany / HVDC insulators

“ASSESSMENT OF TOUGHENED GLASS INSULATORS REMOVED FROM HVDC LINES AFTER MORE THAN 40 YEARS IN SERVICE” - KLASSEN D., ZOGHBY E., KIELOCH Z CIGRE CANADA CONFERENCE 2015 / Reliability Behaviour

“ASSESSMENT OF TOUGHENED GLASS INSULATORS REMOVED FROM HVDC LINES AFTER MORE THAN 40 YEARS IN SERVICE” - KLASSEN D., ZOGHBY E., KIELOCH Z CIGRE CANADA CONFERENCE 2015 / HVDC insulators

“COATING GLASS INSULATORS FOR SERVICE IN SEVERE ENVIRONMENTS” - GEORGE J.M., PRAT S., VIRLOGEUX F. NMR VOL. 22 N°4, 2014, pp. 60-64 / Pollution evaluation

“MECHANICAL AND ELECTRICAL BEHAVIOUR OF A DAMAGED TOUGHENED GLASS INSULATOR - IMPACT ON MAINTENANCE STRATEGY FOR OVERHEAD LINE CREWS” - GEORGE J.M., LODI Z. EDM - International Conference on Overhead Line Structures Fort Collins, Colorado USA March 31 – April 3, 2014 / Stub performance

“FIELD EXPERIENCE AND LABORATORY INVESTIGATION OF GLASS INSULATORS HAVING A FACTORY- APPLIED SILICONE RUBBER COATING” - GEORGE J.M., PRAT S., LUMB C., VIRLOGEUX F., GUTMAN I., LUNDENGARD J., MARZINOTTO M IEEE Transactions on Dielectrics and Electrical Insulation Vol. 21, N° 6, December 2014, pp.2594- 2601 / Extreme pollution management

“DC-TOUGHENED GLASS INSULATORS PRE-COATED WITH RTV SILICONE RUBBER – FIELD RETURNS FROM AGED SAMPLES INSTALLED ON HVDC LINES” - MARZINOTTO M., GEORGE J.M., PRAT S., LAVECCHIA G., GUARNIERE M.R., POSATI A., REBOLINI M. IEEE ICSD 11th IEEE International Conference on Solid Dielectrics 2013 Bologna / Extreme pollution management

“DC-TOUGHENED GLASS INSULATORS PRE-COATED WITH RTV SILICONE RUBBER – FIELD RETURNS FROM AGED SAMPLES INSTALLED ON HVDC LINES” - MARZINOTTO M., GEORGE J.M., PRAT S., LAVECCHIA G., GUARNIERE M.R., POSATI A., REBOLINI M. IEEE ICSD 11th IEEE International Conference on Solid Dielectrics 2013 Bologna / HVDC insulators

“ELECTRICAL CHARACTERISTICS AND PROPERTIES OF A STUB (DAMAGED TOUGHENED GLASS INSULATOR)” - GEORGE J.M., PRAT S., TARTIER S., LODI Z ISH 18th International Symposium on High Voltage August 25-30,2013 Seoul, Korea / Stub performance

“LINE SURGE ARRESTERS ENERGY DUTY CONSIDERATIONS” - SADOVIC S., LEPLEY D., BROCARD E., GEORGE J.M. 2010 /

DESIGN AND SELECTION CRITERIA FOR HVDC OVERHEAD TRANSMISSION LINES INSULATORS” - GEORGE J.M., LODI Z CIGRE CANADA TORONTO OCTOBER 2009 / HVDC insulators

“PERFORMANCE EVALUATION METHOD AND OPTIMUM SELECTION OF OVERHEAD LINE INSULATORS FOR CONTAMINATED ENVIRONMENTS” - PRAT S, GEORGE J.M., LOPEZ J.P. INMR 2009 WORLD CONGRESS CRETE 2009 / Stub performance

“THE EFFECT OF HOUSING MATERIAL AND PROFILE ON THE POLLUTION AND AGEING PERFORMANCE OF COMPOSITE HV LINE INSULATORS” - LUMB C 11th INSUCON CONFERENCE 2009 / Extreme pollution management

“CRITICAL DESIGN, TESTING AND MANUFACTURING FEATURES FOR THE SELECTION OF HIGH QUALITY COMPOSITE INSULATORS FOR TRANSMISSION OVERHEAD LINES” - GEORGE JM GRIDTECH 2009 / Reliability Behaviour

CIGRE_CAVTAT_2008 2008 /

"HVDC TOUGHENED GLASS INSULATORS" - L.F. FERREIRA ; J.M. GEORGE World Conference & Exhibition on insulators Rio de Janeiro May 2007 / HVDC insulators

FIRST EXPERIENCE WITH FACTORY-COATED GLASS INSULATORS ON THE ITALIAN TRANSMISSION NETWORK - R. RENDINA , M.R. GUARNIERE , A. POSATI , J.M. GEORGE , S. PRAT , G. DE SIMONE World Conference & Exhibition on insulators Rio de Janeiro May 2007 / Extreme pollution management

"ASSESSMENT OF ELECTRICAL AND MECHANICAL PERFORMANCE OF TOUGHENED GLASS INSULATORS REMOVED FROM EXISTING HV LINES" - J.M. GEORGE , E. DEL BELLO CIGRE Canada Conference on Power Systems Calgary July 2007 / Reliability Behaviour

"RETURN TO CLARITY" - J. RENOWDEN ; E. DEL BELLO Utility Products August 2005 pp. 24-27 / Reliability Behaviour

"DETERMINATION OF THE BRITTLE FRACTURE PROCESS OF FIELD FAILED HV INSULATORS" - C. de TOURREIL ; G. THEVENET ; E. BROCARD ; N. SIAMPIRINGUE ; N. PICHON XIVth ISH , 2005 Paper D-28 /

"RECOMMENDATIONS TO SOLVE CORROSION PROBLEM ON HV INSULATOR STRINGS IN TROPICAL ENVIRONMENT" - O. PAIVA ,R. SUASSUNA, D. DUMORA, R. PARRAUD, L. FERREIRA, M. NAMORA CIGRE SYMPOSIUM CAIRNS, September 2001 Paper 300-05 / Reliability Behaviour

"LONG TERM PERFORMANCE OF TOUGHENED GLASS INSULATORS ON AC AND DC TRANSMISSION LINES IMPROVEMENT, FIELD EXPERIENCE AND RECOMMENDATIONS" - R. PARRAUD, H. PECLY, CIGRE INTERNATIONAL WORKSHOP ON INSULATORS – RIO, June 1998 / Reliability Behaviour

"IMPROVEMENT IN THE DESIGN AND THE RELIABILITY OF TOUGHENED GLASS INSULATORS FOR AC AND DC TRANSMISSION LINES" - R PARRAUD, D. DUMORA, R. JOULIE, C. LUMB. CEPSI 96, 1996 INSULATOR/ GLASS/ AC/ DC/ LINE/ DESIGN/ RELIABILITY / Reliability Behaviour

"STATE-OF-THE-ART CONCEPTS OF INSULATION STRINGS FOR HVDC LINES" - D. DUMORA, L. PARGAMIN, R. PARRAUD, CIGRE COLLOQUIUM ON HVDC NEW DEHLI, SEPTEMBER 1991 / HVDC insulators

"A KEY FOR THE CHOICE OF INSULATORS FOR DC TRANSMISSION LINES" - L. PARGAMIN, R. PARRAUD, IEEE HVDC TRANSMISSION MADRAS, 1986 / HVDC insulators

"EXPERIMENTAL ASSESSMENT OF SUSPENSION INSULATOR RELIABILITY" - FM. COUQUELET, D. RIVIERE, M. WILLEM, IEEE CONFERENCE PAPER, 1972, Paper 173-8 RELIABILITY/ INSULATOR/ CAP AND PIN/ TEST/ FATIGUE/ ELECTRICAL/ MECHANICAL/ IEEE/ METHODD / / Reliability Behaviour

"RELIABILITY OF INSULATORS" - D. RIVIERE, IEEE CONFERENCE ,1969, Paper CP66PWR IEEE/ RELIABILITY/ INSULATOR/ TEST / Reliability Behaviour