Staff: Dr David Book, [Prof Rex Harris, Dr John Speight – Honorary] Researc h Fellows : Dr Allan Walton (SCRA Fellow), Dr Vicky Mann, Dr Alex Bevan, Dan Reed, Sean Fletcher, Steve Tedds, [Simon Cannon – technician] PG Student s: Rob Bell, Yinghe Zhang, David Brampton, Dr Ruixia Liu, Xiaodong Yi, Dan Amos, Lydia Pickering, James Warren, George Simpson, Peter Abell, Zhuo Wang Hydrogen Materials Group (www.hydrogen.bham.ac.uk)
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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,
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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 Students:
Rob Bell, Yinghe Zhang, David Brampton, Dr Ruixia Liu, Xiaodong Yi, Dan Amos, Lydia Pickering, James Warren, George Simpson, Peter Abell, Zhuo Wang
Hydrogen Materials Group (www.hydrogen.bham.ac.uk)
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)
• “Pd membranes provide < 1 ppb purity with any gas quality” - JM
Hydrogen Separation Membranes
• 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
Complex Hydrides: poor reversibility
LiBH4
500
Magnesium
Porous Materials
Carbon
nanoC
LaNi5
TEM (60 hrs milled)
100 nm
Hydrogen absorption 300°C,10 bar
www.hydrogen.bham.ac.uk
Hydrogen Isotherms for MOF Cu-BTC (BASF)
77 K
S. Tedds, A. Walton, D. Book
131 K
END
www.hydrogen.bham.ac.uk
www.hydrogen.bham.ac.uk
“Chemical and Physical Solutions for Hydrogen Storage”, U. Eberle, M. Felderhoff, F. Schüth, Angew. Chem. Int. Ed. 48, pp.2 – 25, 2009
Weight of energy storage systems to take a car 500 km
Solid-state Hydrogen Storage
Andreas Züttel, Switzerland, 04/11/239
4 kg hydrogen
110l57l33l26l
Mg2FeH6 LaNi5H6 H2 (liquid) H2 (200 bar)
Louis Schlapbach & Andreas Züttel, NATURE, 414, p.353, (2001)
www.hydrogen.bham.ac.uk
HYDROGEN DENSITY
Ref: A. Züttel, “Materials for hydrogen storage”, Materials Today, September (2003), pp. 18-27
HcovH
H2
www.hydrogen.bham.ac.ukA. Zuettel, A. Borgschulte, Int. Symp. on H2 Energy, Richmond, USA, 12-15 Nov 2007