K14. A Key Note at the 4th International Conf. on New Energy and Future Energy Systems, (NEFES 2019), Macau, China, July 21-24, 2019: “On Some Controversies on Future Sources of the Electric Energy”.
K13. A Key Note at the Int. Scientific Conference on Electric Power Engineering (EPE 2019), May 2019, Ostrava, Czech Republic: “Physical Phenomena that Affect the Effectiveness of the Energy Transfer in Electrical Systems”.
2018 and ealier:
K12. A Key Note at Int. Conf. on Harmonics and Quality of Power (ICHQP 2018: Ljubljana) “Why the Power Theory has a Limited Contribution to Studies on the Supply and Loading Quality?
K11. A Key Note at the 25th Iranian Conference on Electrical Engineering (ICEE 2017), Tehran, Iran, May 2017, “Currents’ Physical Components (CPC) – Based Power Theory of Electrical Systems with Nonsinu-soidal and Asymmetrical Voltages and Currents”.
K10. A Key Note at the 1st International Conference on Energy Science and Electrical Engineering, (ICESEE 2017), arranged by the International Academy of Science and Electrical Engineering with the Budapest University of Technology and Economics, Budapest, Hungary, October 20-22, 2017: “Degradation of the Energy Transfer Effectiveness Described in Terms of the Currents’ Physical Components (CPC)-based Power Theory”.
K9. A Key Note at 2016 International Conf. on Applied and Theoretical Electrical Engineering (ICATE), Craiova, Romania, “From Steinmetz to Currents’ Physical Components (CPC): History of power theory development”.
K8. A Key Note at the International School of Nonsinusoidal Currents and Compensation (ISNCC), Łagów, Poland: “Physical Components (CPC) in Systems with Semi-periodic Voltages and Currents“, Conf. June 16, 2015.
K7. A Key Note at 7th International Symposium on Theoretical Electrical Engineering, ISTET 03, Warsaw, Poland:“Power Properties of Three-Phase Electric Circuits and Their Misinterpretations by the Instantaneous Reactive Power p-q Theory”, July 6-9, 2003,
K6. A Key Note for the Scientific Council of the Electrical Department of Gliwice Technical University, Poland. “Power Theory of Nonsinusoidal Systems”, at a celebration of Dr. L.S. Czarnecki’s election to the grade of Foreign Member of the Polish Society of Theoretical and Applied Electrical Engineering (PTTiS), December 1996
K5. A Key Note for the IEEE Power Society 1996 Winter Meeting, Baltimore, USA on “Power Theory of Nonsinusoidal Systems”, at a celebration of Dr. L.S. Czarnecki’s election to the grade of Fellow IEEE, Jan. 1996.
K4. A Key Note at the 2nd Conference of Electrical Engineering of Nonsinusoidal Currents, Zielona Gora, Poland: “Power Theory of Nonsinusoidal Systems”, June 1995.
K3. A Key Note at the Summer Conference of Electrical Engineering of Nonsinusoidal Currents, Zielona Góra, Poland: (1989), “Power Theory of Nonsinusoidal Systems”, 1989.
K2. A Key Note at the Conference on Electromagnetic Phenomena in Nonlinear Systems, Poznań, Poland, “Power Theory of Nonsinusoidal Systems”, 1989.
K1. A Key Note at the Solemn Session of the Polish Academy of Science to Honor Prof. Fryze 100th birthday, Gliwice, Poland: “Professor Stanisław Fryze Contribution to the Power Theory Development”, 1985.