2022

    1. T. Jayasree, U. Mohan Rao, I. Fofana, S. Brettschneider, E. M. Rodriguez Celis, P. Picher, “Studying some Low Pourpoint Transformer Dielectric Liquids under Selected Conditions,” 21st IEEE International Conference on Dielectric Liquids (ICDL), Sevilla, May 29th – June 2nd 2022.

2021

    1. Koutoua Simon Kassi, Issouf Fofana, Jean Jacques Bi Goli Iritié, Development of empirical equations of thermofluidic properties for modeling the aging of mineral oils in power transformers”, 3ème Congrès de la SOAPHYS, du 01 au 04 décembre 2021, Abidjan, Côte d’Ivoire.
    2. Koutoua Simon Kassi1, Gbah Kone, Janvier S. N’Cho, Thomas Koffi, Issouf Fofana and Jérémie Zoueu, “Study of aging impact on biodegradable oils in power transformers using structured laser illumination planar imaging (SLIPI)”, 3ème Congrès de la SOAPHYS. du 01 au 04 décembre 2021, Abidjan, Côte d’Ivoire.
    3. Mohammed El Amine Senoussaoui, I. Fofana and M. Brahami “Influence of Oil Quality on the Interpretation of Dissolved Gas Analysis Data”, 2021 IEEE 5th International Conference on Condition Assessment Techniques in Electrical Systems, Calicut (India) December 3-5, 2021.
    4. M. R. Ungarala and I. Fofana, “Monitoring the Sol and Gel in Natural Esters under Open Beaker Thermal Aging”, 2021 IEEE 5th International Conference on Condition Assessment Techniques in Electrical Systems, Calicut (India) December 3-5, 2021.
    5. R.S.A. Ferreira , A. Sengupta, P. Picher, I. Fofana and H. Ezzaidi, “Influence of Transformer Structures on the Frequency Response Analysis: A Laboratory Case Study”, IEEE Conference on Electrical Insulation and Dielectric Phenomena, Vancouver, BC, Canada, Décember 12-15, 2021.
    6. Y. Hadjadj, R. Atef Ghunem and I. Fofana, “Decomposition Kinetics of Natural Ester and Mineral oil from Thermogravimetric Analyses”, IEEE Conference on Electrical Insulation and Dielectric Phenomena, Vancouver, BC, Canada, October 17-20, 2021.
    7. R. S A Ferreira, H. Ezzaidi, I. Fofana and P. Picher, “Transformers Fault Identification by Frequency Response Analysis Using Intelligent Classifiers”, International Symposium on High Voltage Engineering (ISH 2021), to be held in Xi’an, China from 21-25 November 2021.
    8. I Fofana, “The Gassing of Insulating Fluids”, Jidan Chen Award Memorial lecture, 3rd International Conference on Electrical Materials and Power Equipment (ICEMPE 2021), April 11-15th 2021, Chongqing – China.
    9. S. Boudraa, L. Mokhnache, I. Fofana and F. Benabed, « Study of spectral response of Transformer Oil under Low Electrical Discharge and Thermal Stress, » 2021 18th International Multi-Conference on Systems, Signals & Devices (SSD), 2021, pp. 712-718, doi: 10.1109/SSD52085.2021.9429501.
    10. T. Jayasree, U. Mohan Rao, I. Fofana, S. Brettschneider, E. M. Rodriguez Celis, P. Picher, “Influence of Aging on Prebreakdown Characteristics of Ester Liquids with Experimental and Statistical Analysis,” 22nd International Symposium on High Voltage Engineering (ISH), Xi’an, China from 21-25 November 2021.

2020

  1. S. Tagzirt, D. Bouguedad, A. Mekhaldi and I. Fofana, “Temperature Distribution in a 245 kV AC XLPE Cable”, The 2020 IEEE Annual Conference on Electrical Insulation and Dielectric Phenomena (CEIDP), East Rutherford, NJ, USA October 18-22, 2020.

2019

  1. M. Talhi H. Amamra, Y. Damine and I. Fofana, “Modeling Flow electrification phenomenon in power transformers, 5th International Conference on Advances in Mechanical Engineering ICAME 2019, 7th to 19th December 2019 Istanbul, Turkey.
  2. Abdallah Hedir, Mustapha Moudoud, Mustapha Moudoud, Ferhat Slimani, U. Mohan Rao, and I. Fofana, “FTIR and DSC Study of XLPE Exposed to Thermal and Electrical Constraints,” IEEE Conf. “The Electrical Engineering International Conference EEIC’19 held at Bejaia, Algeria, Dec- 2019.
  3. M. L. Amrani, S. Bouazabia, I. Fofana, F. Meghnefi and M. Jabbari, “On Discharge Inception Voltage for Insulators under Non-uniform Field with AC Voltage”, International Conference on Advanced Electrical Engineering 2019 (ICAEE 2019) to be held from 19th to 21th November, 2019 in Algiers, Algeria.
  4. S. Eke, Th. Aka-Ngnui, G. Clerc, I. Fofana, “Power Transformer Condition Monitoring by 2FAL Content – a Fuzzy Logic Approach”, IEEE, held in Richland, Washington, USA, Oct. 20-23, 2019.
  5. U. Mohan Rao, I. Fofana, T. Jaya, M. Rodriguez-Celis, B. Noirhomme, J. Jalbert, P. Picher  “Preliminary Study of Ester-based Fluids for Application in Transformers Serving in Cold Climatic Regions”, CIGRÉ Canada Conférence, September 16-19, 2019, in Montreal, Qc, Canada.
  6. S. Akré, V. Behjat, P. Kung and I. Fofana, “Assessing Water Content and Vibration from Dynamic Measurement in Transformer”, CIGRÉ Canada Conférence, September 16-19, 2019, Montreal, Qc, Canada.
  7. R. S. de Andrade, H. Simard, P. Picher, V. Behjat, I. Fofana and H. Ezzaidi, “Experience with Frequency Response Analysis for Assessing the Integrity of a service-Aged Transformer”, CIGRÉ Canada Conférence, September 16-19, 2019, Montreal, Qc, Canada.
  8. T. Mama, I. Fofana and S. Flazi, “Impact de la contrainte thermique sur la tendance à la charge statique dans les transformateurs de puissance », 11e Conférence Nationale sur la Haute Tension, Oran, Algérie, 29-30 Avril 2019.
  9. U. Mohan Rao, K. M. L. Yapi, J. Thota and I. Fofana “Mineral oil and Ester Based Oil/Paper Insulation Decaying assessment by FTIR measurements”, 21st International Symposium on High Voltage Engineering held in Budapest, Hungary, from 26-30 August 2019.
  10. U. Mohan Rao and I. Fofana, “Preliminary Studies on Soluble and Colloidal Decomposition Products in Ester Filled Transformers”, International Conference on Dielectric Liquids, held in Roma (Italy), June 23 – June 27, 2019.
  11. L. Safiddine Oumert, D. Rahal, Amel Hadj-Ziane Zafour and Issouf Fofana, « Taux de Dégradation de L’indice de neutralisation du Liquide Isolant Pour Transformateur Sous Effet D’une Tension AC », Algerian Large Electrical Network Conference, February 26-28th 2019.
  12. L. Safiddine Oumert, D. Rahal, Amel Hadj-Ziane Zafour et Issouf Fofana, « Caractérisation et Comportement Rhéologique d’une Huile Isolante Usagée et d’une Boue pour transformateur, Algerian Large Electrical Network Conference, Feb. 2019.

2018

  1. R. M. Youssouf, R. S. A. Ferreira, F. Meghnefi, H. Ezzaidi, P. Picher and I. Fofana, “Frequency Response of the Transformer Winding: a Case Study on a Laboratory Model”, the 2018 IEEE Annual Conference on Electrical Insulation and Dielectric Phenomena (CEIDP), Cancun (Mexico), 21 Oct – 24 Oct 2018.
  2. I. Fofana and E. Briosso, “Rubber Bladder Puncture – A case Study”, 2018 IEEE International Conference on High Voltage Engineering and Application (ICHVE 2018), Athens, Greece, September 10-13, 2018.

2017

  1. S. Eke, Th. Aka-Ngnui, G. Clerc, I. Fofana, “Condition Monitoring of Oil-filled Transformers using Unsupervised Classification Techniques”, SDEMPED 2017 – Tinos, Greece | 29 August – 1 September 2017.
  2. S. Eke, Th. Aka-Ngnui, G. Clerc, I. Fofana, “Characterization of the operating periods of a power transformer by clustering the dissolved gas data”, The 2017 IEEE Annual Conference on Electrical Insulation and Dielectric Phenomena (CEIDP), Fort Worth, Tx, USA, 22 Oct – 26 Oct 2017.
  3. D. Kakou, L. Cissé, I. Fofana, Y. Hadjadj, K. M. L. Yapi and D. K. Ambroise, « Impact of Acidity on the Degradation of the Solid Insulation of Power Transformer », 20th International Symposium on High Voltage Engineering ISH 2017, paper # 514, Buenos Aires, Argentina August 28 to September 01, 2017.
  4. R. Bouaddiche, S. Bouazabia and I. Fofana, « Thermal Modelling of Power Transformer » 19th International Conference on Dielectric Liquids (ICDL, Manchester, UK), paper #1332, 25-29 June 2017.
  5. L. Loiselle, G. Tapsoba and I. Fofana, « Suspended Particles in Aged-vegetable Oils » 19th International Conference on Dielectric Liquids (ICDL, Manchester, UK), paper #1288, 25-29 June 2017.

2016

  1. I Fofana, Y. Hadjadj, E. Briosso and J. Sabau, “Punctured Rubber Bladders Detected by UV-Vis Spectroscopy”, The 2016 IEEE Annual Conference on Electrical Insulation and Dielectric Phenomena (CEIDP), Toronto, ON, Canada, 16 Oct – 19 Oct 2016.
  2. I Fofana, Y. Hadjadj, L. Amrani and S. Bouazabia, “Aging Effect on Physicochemical Characteristics of Insulating Oil in Service-Aged Transformers”, 2016 IEEE International Conference on High Voltage Engineering and Application (ICHVE 2016), Chengdu, China on September 19-22, 2016.
  3. K. S. Kassi, I. Fofana, M. I. Farinas and C. Volat, “Studying Power Transformers Cooling Effectiveness from Computational Fluid Dynamics approach”, 2016 IEEE Electrical Insulation Conference, June 19 to 22, 2016 Montreal, Qc, Canada.
  4. M. I. Farinas, K. S. Kassi, I. Fofana and C. Volat, “CFD Analysis of Power Transformers Cooling”, CSME International Congress, Kelowna, BC (Canada), June 26 – 29, 2016.
  5. S. Boudraa, L. Mokhnache and I. Fofana, “ANFIS System for Fault Severity Detection and Appropriate Maintenance in Transformer Oil Using Combined DGA Criteria”, Euro maintenance, Athens (Greece), 30 May – 1 June 2016.

2015

  1. K. S. Kassi, I. Fofana, C. Volat and M. I. Farinas, “Aging Effect Of Electrical insulating Oils On Their Cooling Capacity In Power Transformers”, 2015 IEEE Annual Conference on Electrical Insulation and Dielectric Phenomena (CEIDP), Ann Arbor, MI, USA, 18 Oct – 21 Oct 2015.
  2. T. Fagarasan, I. Fofana, S. Gal and M. Oltean, “On-line Improvement of Internal Insulation of Aging Power Transformers”, International Conference on Condition Monitoring, Diagnosis and Maintenance, CMDM 2015 (3rd edition), Bucharest, Romania, October 5th -8th, 2015.
  3. T. Fagarasan, I. Fofana, S. Gal and M. Oltean, “Alternative Analyses for Monitoring the Decay of Liquid Insulation in Service”, International Conference on Condition Monitoring, Diagnosis and Maintenance, CMDM 2015 (3rd edition), Bucharest, Romania, October 5th -8th, 2015.
  4. M. Talhi, I. Fofana and S. Flazi, “The influence of the presence of the particles in liquid insulators used in power Transformers”, International Conference on Engineering & MIS (ICEMIS’15) Istanbul (Turkey), 24 to 26 September 2015.
  5. K. S. Kassi, I. Fofana, C. Volat and M. I. Farinas, “Impact of oils degradation on the cooling capacity of power transformers” 19th International Symposium on High Voltage Engineering (ISH), Pilsen, Czech Republic, August 24-28 2015.
  6. S. Boudraa, L. Mokhnache and I. Fofana, “A Fuzzy Logic inference for physicochemical and electrical parameters monitoring under selective conditions”, International Conference of Computing for Engineering and Sciences (ICCES’15) Istanbul (Turkey), 29 July 2 August 2015.