1. Sustentabilidade / Renováveis e Pilhas de Combustível João Toste de Azevedo Luis Manuel Alves ECONOMIA DO HIDROGÉNIO, UM DESAFIO PARA PORTUGAL Iniciativas para uma Plataforma Tecnológica Vimeiro, 17 de Novembro de 2008

3. Utsira, Norway Utsira – wind hydrogen energy system Norsk Hydro

4. Utsira – wind-hydrogen Stand Alone Power System (SAPS)

5. Utsira – wind-hydrogen Stand Alone Power System (SAPS) SAPS Customers

6. Wind-Hydrogen SAPS

7. Wind-Hydrogen SAPS

8. Hydrogen ”Battery” Renewable power source Consumer Power conditioning/ controller DC or AC AC Electrolyser Hydrogen Fuel cell / H 2 -engine H 2 -refuelling station DC DC Heat

9. Utsira Wind-Hydrogen SAPS Haugaland Kraft Norsk Hydro Electrolyser Enercon Haugaland Kraft

10. Utsira – wind-hydrogen Stand Alone energy system

11. Load profile - customers Peak load: ~ 50 kW Energy consume: ~ 190 MWh/year

12. Hourly rate of load

15. Power balance (wind – el. load)

16. State of charge – storage unit Critical period: Storage may be reduced by use of battery

17. Electrolyser and genset

20. Attica, Greece RES & Hydrogen Technologies Integration Section RES Directorate CRES

21. Wind hydrogen test site (RES2H2) General View of wind-hydrogen installation 100 Nm 3 in cylinders Filling station Single stage 10 - 220 bar Hydrogen compressor LaNi 5 type 40 Nm 3 in MH tanks Metal hydride tanks 25 kW, 5 Nm 3 /h H 2 20 bar 99.98 %v. purity Alkaline Electrolyser 500 kW Wind Turbine October 2005 Start-up Key data Key Components

22. Wind hydrogen test site (RES2H2)

24. Mljet, Croatia W ind -solar hydrogen energy system University of Zagreb

26. MLJET - Power system Mljet load 2002 -15 .

27. MLJET - Resources

28. MLJET - Renewable Island 4 x 33 kW 1 x 300,5 kW PV paneli =12 000 m 2 51% potrošnje 2005. + 0,74 GWh = 74% 2005.

29. MLJET - Renewable Island 4 x 33 kW 3 x 300,5 kW PV panel s =92 000 m 2

31. Porto Santo, Portugal EDEN – PPS3 wind hydrogen energy system

34. Hydrogen System Electricity Electricity H 2 H 2