Jensen, Jens Oluf

Online Research Database In Technology

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O. (2013). Introduction to Department of Energy Conversion and Storage [Sound/Visual production(digital)]. International Symposium on Water Electrolysis and Hydrogen as part of the future Renewable EnergySystem, Copenhagen, Denmark, 10/05/2013DTU Energy Conversion Technical University of Denmark Introduction to Department of Energy Conversion  and Storage Jens Oluf Jensen  Proton Conductors Department of Energy Conversion  and Storage  Kemitorvet 207 Technical University of Denmark DK-2800 Lyngby Denmark jojen@dtu.dk J.O. Jensen -  Water electrolysis Symposium,  Copenhagen 10-11 May 2012 DTU Energy Conversion Technical University of Denmark J.O. Jensen -  Water electrolysis Symposium,  Copenhagen 10-11 May 2012 Technical University of Denmark (DTU) Founded in 1829 (by H.C. Ørsted)  From 1962 to 1974, DTU moved to its current location in Lyngby   • Employees                       ca. 4800 • Students                           ca. 8500 • PhD-students                   ca. 1200 • International students      ca.   650/year (2010) DTU Energy Conversion Technical University of Denmark J.O. Jensen -  Water electrolysis Symposium,  Copenhagen 10-11 May 2012 Technical University of Denmark Risø Campus SCION-DTU campus,  Hørsholm Lyngby Campus DTU Energy Conversion Technical University of Denmark J.O. Jensen -  Water electrolysis Symposium,  Copenhagen 10-11 May 2012 Risø 1958 Founded in by Niels Bohr and others as a nuclear research institution.  1985 Nuclear power officially given up Risø becomes Research Centre Risø  2007 Risø becomes part of DTU Risø DTU National Laboratory for Sustainable Energy  ca. 700 employees  2012 DTU energy Conversion is formed:  From Risø DTU:  • Fuel Cells and Solid State Chemistry Division • The Solar Energy Programme • Parts of the Materials Research Division  From DTU Chemistry: • Energy and Materials Science Group.  DTU Energy Conversion Technical University of Denmark Overview of the department • Sustainable technologies for energy conversion and storage • ~230 people • Research span from fundamental investigations to component manufacture • Focus on industrial collaboration and industrially relevant processes • Head: Professor Søren Linderoth • Located on two campuses: Risø and Lyngby     J.O. Jensen -  Water electrolysis Symposium,  Copenhagen 10-11 May 2012 DTU Energy Conversion Technical University of Denmark Technologies • Solid oxide fuel cells • High-temperature PEM fuel cells • Electrolysis • Polymer solar cells • Batteries • Solid state storage of hydrogen and ammonia • Membranes for oxygen or hydrogen separation • Magnetic refrigeration • Thermoelectric components • Flue gas purification using electrochemical cells • Superconducting components  J.O. Jensen -  Water electrolysis Symposium,  Copenhagen 10-11 May 2012 DTU Energy Conversion Technical University of Denmark Solid Oxide Fuel Cells  Raw materials Slurries Shaping Sintering J.O. Jensen -  Water electrolysis Symposium,  Copenhagen 10-11 May 2012 DTU Energy Conversion Technical University of Denmark Solid Oxide Fuel Cells Tapecasting Spray robot Screen  printing Capacity of 10,000s  of units per year J.O. Jensen -  Water electrolysis Symposium,  Copenhagen 10-11 May 2012 Pre-pilot facility DTU Energy Conversion Technical University of Denmark SOFC: Topsoe Fuel Cell pilot plant  J.O. Jensen -  Water electrolysis Symposium,  Copenhagen 10-11 May 2012 DTU Energy Conversion Technical University of Denmark Polymer solar cells • Promising alternative to traditional Si-based photovoltaics • Organic photovoltaics printed on flexible plastic substrates • High-speed roll-to-roll processing • Research focus on increased efficiency and lifetime J.O. Jensen -  Water electrolysis Symposium,  Copenhagen 10-11 May 2012 DTU Energy Conversion Technical University of Denmark Magnetic refrigeration • Uses the magnetocaloric effect  • Ceramic materials with tunable transition temperature  • Advantages – high efficiency – low-noise operation – environmentally friendly (no volatile gases)  • Both for refrigeration and heat pumps  • Prototype designed and constructed at DTU – 200 W cooling power @ 18 °C span – further optimization under way N S N S J.O. Jensen -  Water electrolysis Symposium,  Copenhagen 10-11 May 2012 DTU Energy Conversion Technical University of Denmark Thermoelectrics • Use of the Seebeck effect to generate electricity  • Conversion of waste heat from, e.g.,  solid oxide fuel cells  • Oxide materials for operation at 400-1000 °C  • Aim is to demonstrate a device with a conversion efficiency approaching 15-20% J.O. Jensen -  Water electrolysis Symposium,  Copenhagen 10-11 May 2012 DTU Energy Conversion Technical University of Denmark J.O. Jensen -  Water electrolysis Symposium,  Copenhagen 10-11 May 2012 High temperature PEM fuel cells DTU Energy Conversion Technical University of Denmark Quasi-DMFC J.O. Jensen -  Water electrolysis Symposium,  Copenhagen 10-11 May 2012 Li Qingfeng et al. Electrochemical and Solid-State Letters, 5 (6) A125-A128  (2002) Oxygen MeOH +H2O Pump Reformer 200ºC Condenser Fuel cell  200ºC DTU Energy Conversion Technical University of Denmark J.O. Jensen -  Water electrolysis Symposium,  Copenhagen 10-11 May 2012 Activities at DTU DTU Energy Conversion Technical University of Denmark J.O. Jensen -  Water electrolysis Symposium,  Copenhagen 10-11 May 2012 Single cell durability 2 X 12 channel test bench (cells 10 cm2) DTU Energy Conversion Technical University of Denmark J.O. Jensen -  Water electrolysis Symposium,  Copenhagen 10-11 May 2012 Direct DME in HT-PEMFC 0 10 20 30 40 50 60 70 80 0 0,1 0,2 0,3 0,4 0,5 0,6 0,7 0,8 0 100 200 300 400 500 600 Power density (mW cm-2) Voltage (V) Current density (mA cm-2) 67 mW/cm2 200°C Polarization curves of a direct DME fuel cell based on acid doped PBI at 200°C. Ambient pressure, air as oxidant. J. O. Jensen, A. Vassiliev, et al.  J. Power Sources 211 173-176 (2012) DTU Energy Conversion Technical University of Denmark Electrolysis J.O. Jensen -  Water electrolysis Symposium,  Copenhagen 10-11 May 2012 • SOEC + CO2 electrolysis • HT-PEMEC >100ºC • AEC • Inorg. proton conductors 200-400ºC DTU Energy Conversion Technical University of Denmark J.O. Jensen -  Water electrolysis Symposium,  Copenhagen 10-11 May 2012 3rd CARISMA International Conference  on Medium and High Temperature  Proton Exchange Membrane Fuel Cells Venue: Axelborg, Copenhagen, Denmark  http://carisma2012.com/ 3 – 5 September 2012 

Introduction to Department of Energy Conversion and Storage

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Introduction to Department of Energy Conversion and Storage

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