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Stefan Wallner: Drive system and method for operating a drive system for an electronically operated vehicle. Proton Motor Fuel Cell, Bingham McCutchen, December 13, 2011: US08076883 (4 worldwide citation)

A drive system for an electrically operated vehicle includes an electric drive unit operable as a motor and as a generator, a first power source circuit with a control device for controllably outputting power, a second chargeable and dischargeable power source circuit having at least one capacitor a ...


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Goetz Michael Dr, Wallner Stefan, Stohldreier Eilhard: System and method for the removal of hydrogen from fuel cell waste gas. Proton Motor Fuel Cell, June 15, 2005: EP1542305-A1 (3 worldwide citation)

The waste gases gas and air, are supplied to a catalytic burner (3). If desired, a third gas including fuel, and/or water are supplied to the catalytic burner. The hydrogen content is oxidized catalytically, producing a waste gas from the burner. Hydrogen content and temperature of the burner waste ...


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Kraft Juergen, Pastor Nigorra Pere Antoni, Heidelberg Goetz: Fuel cell and a stack of fuel cells comprising external media supplies. Proton Motor Fuel Cell, January 11, 2006: EP1614172-A2

Brennstoffzelle mit DOLLAR A einer Polymerelektrolyt-Membran, zwei Gasdiffusionselektroden und zwei elektrisch leitenden Platten, DOLLAR A wobei im Bereich des Übergangs zwischen (1) dem Perimeter der Anordnung aus Membran, erster Gasdiffusionselektrode und zweiter Gasdiffusionselektrode und (2) der ...


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Wallner Stefan: Drive system and method for operating a drive system for an electrically operated vehicle. Proton Motor Fuel Cell, December 26, 2007: EP1868837-A1

The invention relates to a drive system for an electrically driven vehicle, comprising an electric drive unit (4), a first power source circuit (1) comprising a control unit (14), which outputs controllable power, a second power source circuit (2), which can be charged and discharged and which is co ...


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Wallner Stefan, Hinz Matthias: Electric drive source for a motor-drive and vehicle with said drive source. Proton Motor Fuel Cell, May 4, 2005: EP1526980-A2

The electrical drive source has a fuel cell unit (2a-2c) and a temporary memory (4) in the form of an ultra-capacitor unit that is connected in parallel with the fuel cell unit and to the drive (M1,M2). The drive source does not have a direct voltage converter. It has a controllable pre-charging cir ...


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Goetz Michael: Bipolar plate for fuel cell stacks and method for the production thereof. Proton Motor Fuel Cell, May 25, 2005: EP1532705-A2

Disclosed is a bipolar plate for fuel cell stacks (2), which is characterized by the fact that said bipolar plate comprises a fiber-reinforcing structure (26), a plastic matrix (40), and an additive (42) in the plastic matrix in order to create electrical conductivity.