Solar Hydrogen Update 1 st December 2009. Updates - Plasma deposition unit - Failure due to faulty VGA card. Should be up for running by next week - Separating.

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Presentation transcript:

Solar Hydrogen Update 1 st December 2009

Updates - Plasma deposition unit - Failure due to faulty VGA card. Should be up for running by next week - Separating system of carver’s reactor

Carver’s Reactor Reactor setup H2H2 O2O2 Reactor Pump Feed Tank

Carver’s Reactor Design of the T-Piece for separation - Use of a normal T-piece - Poor liq-gas separation Ideas: Gas Liq From reactor Gas Liq

Since last week…. Effect of Sn-doping –Lower/higher doping concentrations Film thickness measurements

Fe 2 O 3 : Photocurrent-voltage: 450 nm

Fe 2 O 3 : Photocurrent spectra: film thickness

Fe 2 O 3 : Photocurrent spectra: dopant concentration

Carver Reactor Development: 1

Carver Reactor Development: 2

Electrochemical CO 2 Reduction Target fuels –Methanol (Primary) (Mo, CuO + ZnO + Al 2 O 3 ) –Formate (Secondary) (Pb, In)

Systems to be studied Nafion –2D cathode Liquid aqueous Liquid non-aqueous –3D cathode Liquid aqueous Liquid non-aqueous Liquid/gas aqueous Liquid/gas non-aqueous

Systems to be studied (continued) High T proton conductors (V 2 O 5 ·nH 2 O, K(HPO 3 H), CsH 2 PO 4 ) –2D cathode Pure CO 2 CO 2 + steam –3D cathode Pure CO 2 CO 2 + steam

Work in progress System design Studying the fabrication of high temperature proton conductors