Wasserstoff- und Brennstoffzellenprojekte Beiträge zum Implementing Agreement

Transcription

1 Wasserstoff- und Brennstoffzellenprojekte Beiträge zum Implementing Agreement Viktor HACKER Fuel Cell Group, Institute of Chemical Engineering and Environmental Technology Graz University of Technology Inffeldgasse 25, 8010 Graz, Austria 1

2 Fuel Cell Systems Hydrogen Production Viktor HACKER, Merit BODNER, Chakkrapong CHAIBURI, Theo FRIEDRICH, Florian GEBETSROITHER, Carmen GEHRER, Andrej GOLUBKOV, Christoph GRIMMER, Astrid HOFER, Martin GEYMAYER, Stephan NESTL, Alexander SCHENK, Gernot VOITIC, Stephan WEINBERGER Institute of Chemical Engineering and Environmental Technology Graz University of Technology Steyrergasse 21, 8010 Graz, Austria 2

3 Inhalt Einleitung Aktuelle Forschungsvorhaben Sommerakademie Bezug des neuen Brennstoffzellen- und Wasserstofflabors 3

4 International Energy Agency - Implementing Agreement on Advanced Fuel Cells ExCo-Member Representative in Annex PEFC Representative in Annex Portable Fuel Fells 4

5 Types of Fuel Cells Wasserstoff Sauerstoff Elektrolyt 5

6 Types of Fuel Cells Wasserstoff Sauerstoff Elektrolyt 6

7 Stabilized active platinum-transition-metal catalysts for the oxygen reduction reaction in high temperature PEM fuel cells Catalyst development for high temperature polymer electrolyte fuel cells. Goals Stable and highly active Pt alloy catalysts for the oxygen reduction reaction Long-term operation of h Reduction of the overall platinum loading Significant cost saving effect without compromising performance 7

8 Pt-free Catalysts Systems and Ethanol Resistant Polysaccharide Membranes for the Alkaline DEFC The direct ethanol fuel cell is able to directly convert ethanol into electric power. The aim is to develop Pt-free anode electro catalysts and ethanol resistant anion conductive polysaccharide membranes. 0,7 1,4 0,6 1,2 Voltage [V] 0,5 0,4 0,3 0,2 1 0,8 0,6 0,4 0,2 Power density [mw/cm²] alkaline acidic 0, , Current density [ma/cm²] 8

9 Advanced 3D Fuel cell AnaLysis and CONdition diagnostics Goals 3 dimensional fuel cell stack diagnosis Real time data analysis Optimized efficiency due to higher fuel utilization Higher lifetime by avoiding critical states 9

10 Zinc Air Battery: New Materials for the rechargeable Zinc Air Battery funded by the Austrian Federal Ministry of Transport, Innovation and Technology (BMVIT) and The Austrian Research Promotion Agency (FFG) through the program a3plus (01/ /2012) Results Equivalent circuit which describes aging effects Prototype was developed and operated Methods Accelerated stress tests (AST) Continuous State of health monitoring by Electrochemical Impedance Spectroscopy (EIS) 10

11 Flex-Fuel Reformer for Fuel Cell Systems Research Studio Austria (11/ /2014) The RESC Reformer- Steam-Iron Process A prototyp reactor to produce and purify hydrogen based on the Reformer-Steam-Iron Process REM-EDX Image of a Sponge-Iron particle 11

12 Flex-Fuel Reformer for Fuel Cell Systems Research Studio Austria (11/ /2014) Aluminium coated metallic foam used as structured catalyst support. Microchannel reactor with extraordinary high heating and cooling rates; titanium tube reactor with high frequency generator. The Microactivity Catalyst Test Bed enables automated catalyst characterisation under various temperature and pressure conditions. Haematite based contact mass for hydrogen purification and storage. 12

13 LISAE: Li-Ion Battery Safety in Automotive Environment funded by COMET - K2 Virtual Vehicle (06/ /2014) Thermal response in full cell configuration. Measure gas generation products under various conditions. 13

14 Hydrogen Storage in Ionic Liquids VTU Engineering GmbH proionic GmbH Advantages Liquid medium Storage at ambient pressure Storage at ambient temperature Non-flamable medium 14

15 KeePEMalive: Knowledge to Enhance the Endurance of PEM fuel cells by Accelerated LIfetime Verification Experiments funded by the European Community s 7 th Framework Programme for the Fuel Cells and Hydrogen Joint Technology Initiative (01/ /2013) impact of stress factors on a polymer electrolyte fuel cell accelerated stress tests, like fuel starvation, dead-end operation and start/stops space resolved measurements to localise degradation Strom [ma]

16 Simulation, Statistics and Experiments Coupled to develop Optimized and Durable µchp systems using Accelerated Tests formation of pinholes membrane thinning aim to gain better understanding of the membrane degradation mechanisms 16

17 International Summer School on Advanced Studies of Polymer Electrolyte Fuel Cells 17

18 International Summer School on Advanced Studies of Polymer Electrolyte Fuel Cells organized in co-operation between the Yokohama National University (YNU), Japan and Graz University of Technology (TUG) internationally recognized experts as lecturers in the field of fuel cell research lectures include fundamental studies and advanced aspects of PEFCs. 18

19 IEA internationale Vernetzung 19

20 Internship Alexander Schenk The Technical University ofdenmark(dtu) islocated15 km northofcopenhagen. The main objective of the Danish National Research Foundation's Center for Individual Nanoparticle Functionality (CINF) at DTU Physics (Prof. Ib Chorkendorff) is to explore and understand the fundamental relations between surface morphology and reactivity on the nanometer scale. Personnel at CINF: 10 faculty members, 6 technical and administrative staff, 13 postdocs, 21 PhD students. Production of synthetic fuels: Oxygen evolution, Hydrogen evolution, CO 2 reduction to organic fuels, N 2 reduction to NH 3 Fuel cell research: Oxygen reduction to H 2 O or H 2 O 2, Hydrogen oxidation, Methanol oxidation Equipment: Electrochemical workstations, rotating disk electrode setups, a chamber for combined surface science (XPS, ISS) and electrochemical measurements, ultra-highvacuum scanning-tunneling-microscope (UHV-STM), electrochemical STM, mass selected cluster source, sputter deposition system, TEM, SEM, and XRD. 20

21 Bezug des neuen Brennstoffzellen- und Wasserstofflabors Inffeldgasse 25C TU Graz 21

22 Fuel Cell Lab Entrance 22

23 Outside View 23

24 Almost Finished First Floor 24

25 Frau Mag. Carmen Gehrer 25

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