{
"$type": "site.standard.document",
"coverImage": {
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"description": "The invention relates to a method of operating a fuel cell system (), with a fuel cell stack (), to which a mass gas flow () with an oxidation agent is supplied via a gas conveying system (), wherein the gas conveying system () comprises at least one compressor driven by an electric motor () having…",
"path": "/patents/1423444",
"publishedAt": "2026-06-18T00:00:00.000Z",
"site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
"tags": [
"H01M8/04089",
"Robert Bosch GmbH"
],
"textContent": "The invention relates to a method of operating a fuel cell system (), with a fuel cell stack (), to which a mass gas flow () with an oxidation agent is supplied via a gas conveying system (), wherein the gas conveying system () comprises at least one compressor driven by an electric motor () having a pumping limit () and at least one turbine (), driven by an exhaust mass flow () of the fuel cell stack (), which comprises a cathode path having a cathode mass flow rate and a cathode pressure, wherein the compressor () can be driven at a variable speed, wherein the turbine () is associated with a turbine bypass () with a turbine bypass valve (), wherein a stack bypass () is associated with the fuel cell stack () with a stack bypass valve (), wherein the fuel cell system () operates in different operating ranges, in which the cathode mass flow and the cathode pressure are controlled.",
"title": "METHOD FOR OPERATING A FUEL CELL SYSTEM"
}