Anwendungen mit der Fronius Energiezelle Grüner Wasserstoff Zukunft der Energieversorgung? Österreichische Akademie der Wissenschaften, Wien, 22. Jänner 2013 Dr. Ewald Wahlmüller Fronius International GmbH Research & Development Günter Fronius Str. 1 4600 Wels-Thalheim
CONTENT / The Fronius Company / Renewable Energy Storage Options / The Fronius Energy Cell Vision / Status / Residential Application / P2G Research Plant Haid / Upper Austria / Material Handling Application / Summary 2
FRONIUS - WHAT WE DO / We create new technologies and solutions for monitoring and controlling energy by shifting the limits of what is possible. SOLAR ELEKTRONICS We must revolutionise the energy supply of our planet WELDING TECHNOLOGY We master the arc like no other BATTERY CHARGING SYSTEMS Economical, flexible, unique 3
Renewable Energy Storage Options kwh/m3 Useful Energy Hydrogen (200bar) Li Ion Battery NaS Battery Lead Acid Battery Redox-Flow Compressed Air (60bar) Pumped Hydro (300m) Hot Water ( T 50 C) Heat of Fusion Water (0 C) 100 60 25 5 0,8 60 90 200 710 Power Heat Heat Direct Use Loss Sources: Hauer, A., et al.: Energiespeicher Steigerung der Energieeffizienz und Integration erneuerbarer Energien, FVEE, Themen 2010 Bajohr, S., et al.: Speicherung von regenerativ erzeugter Enerigie in der Erdgasinfrastruktur, gfw Gas-Erdgas, April 2011 Rastler, D. et al.: Energy Storage System Costs, 2011 Update, Electric Power Research Institute (EPRI), Presentation, 22 February 2012 www.wikipedia.org 4
Renewable Energy Storage Options kwh/m3 Useful Energy /kwhel Specific Capacity Costs Hydrogen (200bar) Li Ion Battery NaS Battery Lead Acid Battery Redox-Flow Compressed Air (60bar) Pumped Hydro (300m) Hot Water ( T 50 C) Heat of Fusion Water (0 C) 100 60 25 5 0,8 60 90 200 710 0,2 22 (90) 50 175 1,5-5 1-3 375 405 365 900 Power Heat Heat Direct Use Loss Sources: Hauer, A., et al.: Energiespeicher Steigerung der Energieeffizienz und Integration erneuerbarer Energien, FVEE, Themen 2010 Bajohr, S., et al.: Speicherung von regenerativ erzeugter Enerigie in der Erdgasinfrastruktur, gfw Gas-Erdgas, April 2011 Rastler, D. et al.: Energy Storage System Costs, 2011 Update, Electric Power Research Institute (EPRI), Presentation, 22 February 2012 www.wikipedia.org 5
VISION FRONIUS ENERGY CELL / The Fronius Energy Cell system concept stores energy which is 100% harvested from solar. / 1. Power is generated by photovoltaic modules. Surplus energy is transmitted to the Energy Cell. Direct use of power / 2. Hydrogen fuel and oxygen is generated by electrochemical water splitting. Power via Energy Cell for longterm-strorage 1 2 3 4 PV modules Fronius Energy Cell Hydrogen Storage Inverter H 2 H 2 H 2 H 2 H2 H 2 H 2 H2 H2 H2 H2 H2 H 2 H2 H H2 2 H 2 H2 H 2 / 3. Hydrogen fuel is stored and converted back into power and heat on demand. / 4. The inverter transforms DC current into AC power. 6
FRONIUS ENERGY CELL 785 / PEM fuel cell power generator / High overall efficiency / Silent operation / Perfect safety strategy / Easy to use and service, user-friendly / Complete remote system monitoring EC 50F EC 25F Power 4 kw 2 kw Voltage 48VDC 24VDC Fuel Hydrogen 5.0, 5 13.6 bar Ambient Temp. +3 to 40 C Protection IP22 Certification EN 62282-5-1:2007 7
ENERGY EFFICIENCY FRONIUS ENERGY CELL Efficiency [%] 100 90 80 70 60 50 40 30 20 10 0 Efficiency Fronius Energy Cell 25F (24V/2kW) Ambient Temp. 25 C, LHV = 2,995kWh/Nm3 0 500 1000 1500 2000 2500 Electrical System Power [W] ηges (Pth*0,75) ηel 8
FRONIUS ENERGY CELL NEXT FUEL CELL ELECTROLYSIS Max. Power 2,6 kw 8 kw 1200 Voltage 48 VDC 48 VDC (400 VAC 3~) η el. / H 2 >47 % >60 % η Total >80 % 1100 Max. H 2 Input / Output H2 Pressure Temp. range Wasted heat Ambient temp. 1,6 Nm³/h 1,2 Nm³/h 193 bar +80 C + 3 to +40 C 790 Certification (Preliminary Data) EN62282-5-1:2007, ISO22734-1 9
RESIDENTIAL ENERGY DEMAND (4 P., 170m2) (kwh/a) Average Family Home Efficient Family Home (A+) Light, TV, PC, refrig., etc. 4.000 21% 2500 Space Heating (170 m2) 11.900 (70 kwh/m2) 730 (2550 kwh/a via HP ε >3,5) 78% Hot Water 2.920 (50l/d) 79% 140 (25 l/d, 490kWh/a via HP ε >3,5) 970 (2/3 via solar thermal) 22% Total 4 MWh,el + 15 MWh, th 100% 2,5 MWh, el + 4 MWh, th 100% 10
AUTONOMOUS RESIDENTIAL APPLICATION (Concept) 4 Persons, 170m2 Power 2,5 MWh/a Heating 2,5 MWh/a (A+) Hot Water 1,5 MWh/a (4x25 l/d) Direct Use (30%) 2,5 MWh Power 6(-8) MWh Power from PV Day / Night Shift (40%) 4,0 MWh Heat Summer / Winter Shift (30%) 6,5 MWh Total 11
AUTONOMOUS RESIDENTIAL APPLICATION (Concept) 4 Persons, 170m2 Power 2,5 MWh/a Heating 2,5 MWh/a (A+) Hot Water 1,5 MWh/a (4x25 l/d) 2,5 MWh Power 6(-8) MWh Power from PV 4,0 MWh Heat 6,5 MWh Total 12
P2G Research Plant Haid / Upper Austria / NG Pressure Reducing Station RS 102 Ansfelden I / PV Generator 10,3kWp / Fronius Energy Cell (Electrolysis) 1,2 Nm3/h H2 / Hydrogen Feed-in Equipment / Feedwater Purification / Heat Storage / Data Recording and Control 13
Winner of the World Energy Globe 2007 14
HyLOG Fleet / E-LOG-Biofleet Project / Objectives / Development, certification and demonstration of a warehouse tow truck fleet (12 vehicles) with fuel cell range extender / Installation, authority approval and demonstration of indoors and onboard bio-hydrogen refuelling of the warehouse truck fleet / CO2 neutral generation of bio-hydrogen using reformed biogas as source of energy / Environmental and socio-economic assessment of the innovative and sustainable warehouse logistic application / Preparation for enhanced market entry 15 15
HyLOG Fleet / E-LOG-Bio-Fleet: Milestones Prototype Development Prototype Installation Fleet Test 12 Vehicles Market Entry M1 Prototype for Test at Fronius and Customer site 2010-2012 M2 Industrial Prototype Q2 / 2013 M3 Preseries +2013 16 16
SUMMARY / Hydrogen is perfect for long-term and decentralised storage of renewables / Hydrogen and fuel cell technologies provide high efficient, zero emission and safe energy for stationary and mobile applications / Material handling and stand alone power supply are attractive for early market entry of innovative hydrogen technologies 17