Motor vehicle comprising an internal combustion engine and an auxiliary fuel cell power plant and method for operating the same

The invention relates to a motor vehicle comprising an internal combustion engine driving the motor vehicle, also comprising an auxiliary fuel cell power plant (2) mounted in the vehicle; the latter comprising a battery (4) for providing start up power for said auxiliary fuel cell power plant, the v...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: STEINBUGLER, MARGARET M, LAROCCO, MELANIE A, FALKENBERG, INGO, STROBL, WOLFGANG
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:The invention relates to a motor vehicle comprising an internal combustion engine driving the motor vehicle, also comprising an auxiliary fuel cell power plant (2) mounted in the vehicle; the latter comprising a battery (4) for providing start up power for said auxiliary fuel cell power plant, the vehicle further comprising an electric powered starter for the internal combustion engine, wherein the electrical power from said auxiliary fuel cell power plant can be directed to said starter to activate the latter to start the internal combustion engine, as the electric capacity of said battery is not sufficient for driving said starter in starting the engine. The motor vehicle may further comprise a converter (8) operatively connected to said auxiliary fuel cell power plant for converting the voltage output of said auxiliary fuel cell power plant to a lower voltage, in particular to a twelve volt output. When power from said auxiliary fuel cell power plant is insufficient by itself to start the vehicle engine, the motor vehicle may further comprise at least one supplemental source (18) of electrical power selectively connected to said starter. Said supplemental source of electrical power includes one or more capacitors, in particular super capacitors.