Hydrogen Materials Group (www. hydrogen. bham. ac. uk) Staff: Dr David Book, [Prof Rex Harris, Dr John Speight – Honorary] Research Fellows: Dr Allan Walton (SCRA Fellow), Dr Vicky Mann, Dr Alex Bevan, Dan Reed, Sean Fletcher, Steve Tedds, [Simon Cannon – technician] PG Rob Bell, Yinghe Zhang, David Brampton, Dr Ruixia Liu, Students: Xiaodong Yi, Dan Amos, Lydia Pickering, James Warren, George Simpson, Peter Abell, Zhuo Wang
Materials Synthesis • High-pressure ball-mill (100 bar) • Melt-spinning system (alloy quenching) • Magnetron sputtering system (thin-film preparation) • High-pressure hydrogenation rig (700 bar) Materials Characterisation • 2 x Sieverts Volumetric PCT system (200 bar) • 3 x constant-pressure TGAs – Hiden IGAs (20 bar) • DSC (100 bar) • 1000°C TGA (1 bar) • Confocal Laser Microscope • X-ray Diffractometer with 2 H 2 pressure cells (& mass spec) • Dispersive Raman spectrometer with 2 H 2 cells (high & low temp)
Hydrogen Separation Membranes • “Pd membranes provide < 1 ppb purity with any gas quality” - JM • PEM Fuel Cells are poisioned by: CO > 10 ppm, and Sulphur at ~1 ppb • Research into combined hydrocarbon reformation / separation reactors • New Pd-Y, Pd-Cu based alloys • Thin-film composites constructed www. hydrogen. bham. ac. uk
Hydrogen Storage Materials Complex Hydrides: poor reversibility Li. BH 4 Magnesium nano. C Porous Materials Carbon La. Ni 5 500 www. hydrogen. bham. ac. uk
Hydrogen absorption 300°C, 10 bar 100 nm TEM (60 hrs milled)
+ - In-situ Raman: Decomposition of Li. BH 4 ?
Hydrogen Isotherms for MOF Cu-BTC (BASF) 77 K 131 K www. hydrogen. bham. ac. uk S. Tedds, A. Walton, D. Book
END www. hydrogen. bham. ac. uk
Weight of energy storage systems to take a car 500 km “Chemical and Physical Solutions for Hydrogen Storage”, U. Eberle, M. Felderhoff, F. Schüth, Angew. Chem. Int. Ed. 48, pp. 2 – 25, 2009 www. hydrogen. bham. ac. uk
Solid-state Hydrogen Storage 4 kg hydrogen Louis Schlapbach & Andreas Züttel, NATURE, 414, p. 353, (2001) 33 l 57 l Mg 2 Fe. H 6 1 26 l La. Ni 5 H 6 H 2 (liquid) 110 l H 2 (200 bar) Andreas Züttel, Switzerland, 3/19/2018
HYDROGEN DENSITY H H 2 Ref: A. Züttel, “Materials for hydrogen storage”, Materials Today, September (2003), pp. 18 -27 www. hydrogen. bham. ac. uk Hcov
A. Zuettel, A. Borgschulte, Int. Symp. on H 2 Energy, Richmond, USA, 12 -15 Nov 2007 www. hydrogen. bham. ac. uk
Research Projects & Networks EC FP 6 “Novel Efficient Solid Storage for Hydrogen” (Jan 06 - Dec 10) (inc. Daimler, JM, Air Liquide, Max Planck, CNRS, NCSRD, EMPA, Delft, …) EPSRC SUPERGEN “UK Sustainable Hydrogen Energy Consortium” (Apr 03 - Apr 11) (inc. Bham-Chem, Nott-Mat, Nott-Chem, UCL, Oxford, STFC, Bath, Glasgow, Salford) EPSRC SUPERGEN “Delivery of Sustainable Hydrogen” (Oct 08 - Oct 12) (inc. St Andrews, Leeds, Warwick, Imperial, Cambridge, Manchester, Cardiff Uni’s) “Polymer-based Hydrogen Storage Materials” (July 06 - July 10) with Cardiff Uni (Neil Mc. Keown), Manchester Uni (Peter Budd) “Supply Chain Research Applied To Clean Hydrogen (SCRATCH)” (Apr 07 - Apr 10) Chem. Eng (Kevin Kendall), Biosci (Lynne Macaskie), Econ (Richard Green), Met&Mat (David Book) Department for Business, Enterprise and Regulatory Reform / TSB (Dec 06 - May 09) “Hydrogen Permeable Novel Membranes” (HYPNOMEM) AWM Science City “Hydrogen Energy Project” (April 07 - March 09) £ 6. 3 M for equipment for Birmingham and Warwick Universities International Energy Agency Task 22 (2002 -06, 2006 -10, …) “Fundamental and applied hydrogen storage materials development” “UK-Japan Hydrogen Storage Research Network” (Apr 07 - May 09) Workshops for Universities / National Labs in the UK & Japan DIUS / FCO “UK/KOREA Focal Point Programme for H 2 Storage” (Apr 07 - Apr 09) Workshops for Universities in the UK & Korea www. hydrogen. bham. ac. uk
New Metal Hydrides for Hybrid “High -Pressure / Hydride” Stores PCT curves of the Ti(1−x)Vx. Mn alloys at 293 K. M. Shibuya et al. JALCOM 466 (2008) p. 558 www. hydrogen. bham. ac. uk
COMPLEX HYDRIDES + - Examples: Na. Al. H 4 Mg(Al. H 4)2 Li. BH 4 Mg(BH 4)2 Al(BH 4)3 www. hydrogen. bham. ac. uk 25 Andreas Züttel, University of Fribourg, 15. 12. 2002
i) As-Received M(BH 4)n (M=Li, Ca, …) ii) Metathesis M(BH 4)n (M=Zn, Mn…) TGA & MS for 2 Na. BH 4 + Zn. Cl 2 Milled for 60 min 2 Na. BH 4 + Zn. Cl 2 Zn(BH 4)2 + 2 Na. Cl - NO 5 Na. BH 4 + 2 Zn. Cl 2 Na. Zn 2(BH 4)5 + 4 Na. Cl www. hydrogen. bham. ac. uk
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