^{The Applied Research Unit in Renewable Energies through its Hydrogen Technology Research Team and}

in cooperation with the “Commissariat aux energies renouvelables et à l’Efficacité Energétique” organized a study day on hydrogen technology and its applications on November, 29th 2022, with the participation of economic actors, executive managers, researchers, professors and university students. The event has important mass media coverage such as: Algerian radio and television, local Ghardaia radio. After the welcoming speech of Dr. DJAFAR Djaloul, Director of the Unit (The Applied Research Unit in Renewable Energies) and the speech of the deputy in the National People's Assembly (one of the APN vice-presidents) Mr. TARBAGO Ali, the Rector of the University of Ghardaia, Professor Ben Sassi Elias announced the launch of the activities of this academic day. After that, the activities began with the plenary of Professor YASSAA Noureddine “Commissaire aux energies renouvelables et à l’Efficacité Energétique”, who gave a detailed presentation on the Algerian National Hydrogen Strategy, followed by an extensive discussion by the participants. We note also, the important interventions of: The representative of the Research and Development Center of Sonatrach (CRD) and the representative of the renewable energies company (SONALGAZ) and the executive director of energy and mines Ghardaïa direction. After a short break, an extensive plenary was presented on the subject by Dr. BOUDERIAS Rafika, Director of Research at the Renewable Energies Development Center, during which there was a great interaction by the attendees with their questions and interventions.