{
  "$type": "site.standard.document",
  "description": "The invention relates to a heat exchanger system for operating a fuel cell stack, comprising: —a first compressor and a second compressor for the cathode gas fed to the fuel cell stack, the second compressor being fluidically downstream of the first compressor; —a turbine, which is mechanically…",
  "path": "/patents/1390808",
  "publishedAt": "2026-06-09T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M8/04014",
    "Robert Bosch GmbH"
  ],
  "textContent": "The invention relates to a heat exchanger system for operating a fuel cell stack, comprising: —a first compressor and a second compressor for the cathode gas fed to the fuel cell stack, the second compressor being fluidically downstream of the first compressor; —a turbine, which is mechanically coupled to the second compressor and against which the cathode gas discharged from the fuel cell stack flows; —a first heat exchanger, which is thermally coupled to the fed cathode gas between the first compressor and the second compressor; —a second heat exchanger, which is thermally coupled to the fed cathode gas downstream of the second compressor; —a fourth heat exchanger, which is thermally coupled to the discharged cathode gas downstream of the turbine; wherein the fourth heat exchanger is thermally variably coupled to the first heat exchanger and to the second heat exchanger in order to control a heat exchange for cooling the first heat exchanger and the second heat exchanger.",
  "title": "Heat exchanger system for operating a fuel cell stack"
}