Program

2nd Annual Meeting of Carbon Hub
Theme: Contribution of Green Hydrogen to Carbon Neutrality
6-7 December, 2025 – Hammamet, Tunisia

Friday, 5 December 2025
  • Last update 03/12/2025

    Friday, 5 December 2025 – Afternoon : Welcome of participants

Saturday, 6 December 2025
  • 08:30-09:00

    RECEPTION & REGISTRATION

  • 09:00-09:30
    OPENING CEREMONY - WORD OF WELCOME
  • Session #1 - Moderator: Prof. Martin Kaltschmitt, TUHH, Germany

  • 09:30-10:20
    P1

    Plenary session #1 (Online)
    Modern electrolysis technologies for green hydrogen production

    Prof. Ultrich ROST
    Laboratory for Hydrogen Technologies, Hochschule RheinMain, Germany. 

  • 10:20-10:40
    C1

    Green H₂ for Fuel Cell Vehicles in Tunisia: A Scenario-Based TechnoEconomic and Environmental Assessment
    Taoufik BRAHIM*, Serine SAIDI, Abdelmajid JEMNI 
    *LESTE-ENIM, Tunisia

  • 10:40-11:00
    C2

    Techno-Economic Assessment of Green Hydrogen Production in Tunisia 
    Yassine BENSALEM*, Rochdy BELHASSEN, Nihel CHEKIR 
    *ENIG, Tunisia

  • 11:00-11:30
    Coffee Break
  • Session #2- Moderator: Ali SNOUSSI - LTA, ENIG, Tunisia

  • 11:30-11:50
    C3

    Decarbonizing the TransMED Natural Gas Pipeline Network through Green Hydrogen Blending
    A. BOUZIANE, A.ROUIBAH, F.MEZIANE, S. ZOUAOUI and Kamal MOHAMMEDI*
    *URMPE, M. Bougara University, Boumerdès, Algeria

  • 11:50-12:10
    C4

    Techno-Economic Evaluation of Sustainable Aviation Fuel Production via Power-to-Liquid Technologies in Tunisia
    Bilel HAMDAOUI*, Mohamed Sadok GUELLOUZ
    *LESTE-ENIM, Tunisia

  • 12:10-12:30
    C5

    Comprehensive analysis of regulatory framework for green hydrogen value chain development in Tunisia
    Mouna BEN AHMED*, Essia ZNOUDA, Chiheb BOUDEN
    *LAMOED, ENIT, Tunisia

  • 12:30-14:00
    Lunch
  • Session #3 - Moderator: M. Hamdi HACHED, FFN Tunisia

  • 14:00-14:30
    S*

    Special session 
    Surfing the Carbon Wave How Essaouira Can Go Low-Carbon
    Prof. Khouloud KAHIME
    CI2RC & Ecole Supérieure de Technologie d'Essaouira, Morroco

  • Session #4 - Moderator: Prof. Abdelmajid JEMNI - LESTE-ENIM, Tunisia

  • 14:30-15:00
    P2

    Plenary session #2 (Online)
    Hybrid energy park with Power to Gas (PtG) plant in the logistics park Hessisches Kegelspiel at Hünfeld
    Dr. Thomas NIETSCH, ABO-ENERGY, Germany

  • 15:00-15:20
    C6

    Green Hydrogen demonstration unit : Key lessons learned from a first test period
    Ons Ben Salem, Leila Gharbi*, chiheb Bouden
    *LAMOED, ENIT, Tunisia

  • 15:20-15:40
    C7

    Energy modeling of a cascade cycle for hydrogen liquefaction applications
    Marwa ROMDHANE*, Amina SAIDI, Nihel CHEKIR
    *LTA, ENIG, Tunisia

  • Session #5 - Moderator: Prof.  Maher MOAKHER, LAMSIN - ENIT, Tunisia

  • 15:40-16:00
    C8

    Environmental and Techno-Economic Assessment of Water Electrolyzers for Green Hydrogen Production: A Comprehensive Review
    Zakaria SOLAANI, Ramla GHEITH*, Fethi ALOUI
    *LESTE, ENIM, Tunisia

  • 16:00-16:20
    C9

    Statistical Monolayer Modeling of Hydrogen Absorption in Mg-33Ni
    Sihem BELKHERIA*, Ibtissem HRAIECH, Abdelmajid JEMNI
    *LESTE, ENIM, Tunisia

  • 16:00-16:20
    C10

    Techno-Economic Assessment of a Green Ammonia Production Facility in Tunisia
    Ameni TRIGUI*, Oussema Ridane, Maher Ben Chiekh, Thomas Niestch
    * LESTE, ENIM, Tunisia

Sunday, 7 December 2025
  • Session #6 - Moderator: Prof. Chiheb BOUDEN- LAMOED, ENIT, Tunisia

  • 09:00-09:50
    P3

    Plenary session #3 
    Markets for Hydrogen and Hydrogen Derivates - Quo vadis? 
    Prof. Martin Kaltschmitt, Hamburg University of Technology, Germany

  • 09:50-10:10
    C11

    Fiber-size-dependent thermal conductivity of gas diffusion layer of PEMFC: A computational approach 
    Mohamed El Amine BEN AMARA*, Nour SGHAIER
    *ENIB & LESTE-ENIM, Tunisia

  • 10:10-10:30
    C12

    Optimization of the Performance of Reversible Proton Exchange Membrane Fuel Cells  
    Azza MAMI*, Nihel CHEKIR
    *LTA, ENIG, Tunisia

  • 10:30-11:00
    Coffee Break
  • Session #7 - Moderator: Prof. Khouloud KAHIME, CI2RC & ESTE, Morroco

  • 11:00-11:30
    P4

    Plenary session #4 
    Advantages and disadvantages of metal hydride storage systems
    Ing. Uwe TRAUTMANNSHEIMER
    Laboratory for Hydrogen Technologies, Hochschule RheinMain, Germany. 

  • 11:30-11:45
    C13

    Experimental Study of Passive Distillation Systems for Sustainable Drinking Water Production
    Oumaima DKHIL*, Lotfi LAKHDAR, Ali SNOUSSI 
    *LTA, ENIG, Tunisia 

  • 11:45-12:00
    C14

    Economic Comparison Between On-Site and Off-Site Green Hydrogen Refueling Stations: A Tunisian Case Study 
    Amel MILED*, Faouzi ASKRI 
    *LESTE, ENIM, Tunisia

  • 12:00-12:15
    C15

    Model Development for the Optimization of Green Ammonia value chain in Tunisia
    Essia Znouda*, Mouheb Romdhani, Amani Jemili
    *LAMOED, ENIT, Tunisia

  • Session #8 - Prof. Kamal MOHAMMEDI - URMPE, M. Bougara University, Algeria

  • 12:15-12:45
    P5

    Plenary session #5 
    Evaluating Green Hydrogen as a Potential solution for Greening the Kerkennah ferry boat
    Prof. Chiheb BOUDEN, LAMOED ENIT, Tunisia

  • 12:45-13:00
    C16

    Performance Enhancement of Solid Oxide Fuel Cells Using Metal-Foam Flow Distributors
    Asma NAOUAR*, Hacen DHAHRI, Abdallah MHIMID
    *LESTE, ENIM, Tunisia

  • 13:00-03:15
    CLOSING CEREMONY
  • 13:15-14:30
    Lunch