International Stakeholders' Seminar (30.09-01.10.2024)

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Host: University of Bologna, Italy

Agenda (click here to download the available presentations)

          Part I - ELVHyS Project and the Safety of LH2 Transfer Technologies 

Time (CET)

08:30 - 9:00: Registration

09:00 - 10:05 -  Session 1: Opening session 

09:00 - 09:05: Welcome (A. Tugnoli, UNIBO) 

09:05 - 09:35: Clean Hydrogen Partnership presentation (A. Garcia Hombrados, CHP JU)

09:35 - 10:05: Introduction to ELVHYS project by the coordinator   (F. Ustolin, NTNU) 

10:05 - 10:55 -  Session 2 - Part 1: LH2 transfer systems and technologies

10:05 - 10:30: LH2 transfer ecosystem, infrastructures, and applications (K. Coudoro, Air Liquide)

10:30 - 10:55: Modelling of LH2 transfer operations with   engineering tools (A. Venetsanos, NCSRD)

10:55 - 11:15 - Coffee break

11:15 - 12:30 -  Session 2 - Part 2: LH2 transfer systems and technologies

11:15 - 12:30: LH2 refuelling at HRS: modelling approach   and CFD simulation results (V. Molkov, UU)

11:40 - 12:05:  Lesson learned from GH2: Tear of an H2 hose in the cylinder pack handling (R. Marrazzo, ISPRA)

12:05 - 12:30: Safety of cryogenic liquid hydrogen bunkering operations - The gaps between existing knowhow and industry needs (J. Wen, University of Surrey) 

12:30 - 13:45 - Lunch break

13:45 - 15:00 - Session 3 - Part 1:  Assessment of hazards from loss of containment of LH2

13:45 - 14:10: Experiments to understand liquid hydrogen pooling and dispersion in a steady cross-wind (E. Hecht, SNL) 

14:10 - 14:35: Modelling of hazards from LH2 releases during bunkering operations (O. Hansen, HYEX) 

14:35 - 15:00: Experimental research on LH2leakage into a TCS and potential for O2 enrichment and condensed phase explosions (W. Rattingan, HSE) 

15:00 - 15:25 - Coffee break

15:25 - 16:40 - Session 3 - Part 2: Assessment of hazards from loss of containment of LH2

15:25 - 15:50: Progress towards experimental tests on BLEVE with a shock-tube (E. Torres de Ritter, M. Kuznetsov, KIT)

15:50 - 16:15:  CFD modelling of multi-peak blast wave structure of LH2 storage tank BLEVE (D. Cirrone, UU) 

16:15 - 16:40: BLEXCOM model to assess consequences of a BLEVE explosion   (F. Ustolin, NTNU)

16:40 - 17:00 -  Round table discussion and Closure of the first day 

Host: University of Bologna, Italy

Agenda (click here to download the available presentations)

Time (CET)

08:30 - 9:00: Registration

09:00 - 10:15 -  Session 4 - Risk assessment for LH2 transferring operations 

09:00 - 09:25: Hazard Identification for LH2 transfer operations (O. Aneziris, NCSRD) 

09:25 - 09:50: Moving towards risk analysis for LH2 transfer operations: a consequence assessment for LH2 transfer operations (A. Venetsanos, NCSRD)  

09:50 - 10:15:  Performance of MLI systems for LH2 in fire scenarios (R. Eberwein, BAM, G. E. Scarponi, UNIBO) 

10:15 - 10:40 - Coffee break /   Registration for Part II 

          Part II - Beyond ELVHyS: Safety aspects and Regulation issues of LH2 

10:40 - 12:30 -  Session 5 - Discussion with panel: Safety aspects and risk assessment for (L)H2 

10:40 - 11:45: Presentations by panel members:

• “Clean hydrogen in the NEST project” (L. Magistri, UniGe; V. Cozzani, UniBo)
• “Novel insulation concepts for LH2 storage tanks: NICOLHy Project” (R. Eberwein, BAM)
• “Roadmap towards safe LH2 fuelled vessels” (D. Bukarica, DNV) 

11:45 - 12:30 -  Open round-table with panel members 

12:30 - 13:45 - Lunch break

13:45 - 15:45 -  Session 6 - Discussion with panel: Risk management and regulatory issues for the hydrogen infrastructure 

13:45 - 15:00: Presentations by panel members:

• “Safety distances for hydrogen refuelling stations in the Netherlands” (P. Timmers, RIVM)
• “Hydrogen energy: an overview of the state of standardization and regulation on safety in France” (B. Weinberger, INERIS)
• “Liquid hydrogen safety work at HSE Science Division” (S. Hawksworth, HSE)
• “Hydrogen as an energy carrier: transport in methane mixtures" (R. Marrazzo, ISPRA)
• “Risk mitigation of LH2 fuelling for heavy duty vehicles in the scope of ISO Standard development” (R. Trott, Faurecia) 

15:00 - 15:45 -  Open round-table with panel members 

15:45 - 16:15 -   Final wrap-up & Take-home lessons