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    • 7. 发明公开
    • A HYDROGEN GAS SUPPLY SYSTEM
    • EP4202283A1
    • 2023-06-28
    • EP21216892.6
    • 2021-12-22
    • Volvo Truck Corporation
    • KVIST, RolandEKMAN, Gordon
    • F17C7/00
    • The invention relates to a hydrogen gas supply system (1) for a hydrogen consuming energy converter (2) arranged onto a vehicle (10), wherein the hydrogen gas supply system (1) comprises a plurality of tanks (21-26) for storage of pressurized hydrogen gas, wherein each of said plurality of tanks (21-26) is provided with a valve (31-36) configured to control the flow of hydrogen from the corresponding tank (31-36) into a flow line (3-6) connected to the hydrogen consuming energy converter (2), wherein the plurality of tanks comprises one or more primary tanks (21-25), each of which being provided with a corresponding primary hydrogen flow control valve (31-35), the plurality of tanks further comprising a secondary tank (26) provided with a corresponding secondary hydrogen flow control valve (36), wherein the hydrogen gas supply system (1) is arranged so that i) the secondary tank (26) contains a smaller maximum working amount of pressurized hydrogen than each of the one or more primary tanks (21-25), and/or so that ii) the flow of hydrogen from the secondary tank (26) is restricted so that a maximum mass flow rate of hydrogen flowing from the secondary tank (26) into the flow line (3-6) when only the secondary valve (36) is open is smaller than the maximum mass flow rate of hydrogen flowing from each of the one or more primary tanks (21-25) into the flow line when only the corresponding primary valve (31-35) is open, and wherein the hydrogen gas supply system (1) is configured to be set in at least i) a first, normal operation mode wherein at least one primary valve (31-35) is open and ii) a second, safety operation mode wherein the secondary valve (36) is open and wherein all primary valves (31-35) are closed. The invention also relates to a vehicle provided with such a hydrogen gas supply system (1) and a method for operating such a hydrogen gas supply system (1).