{
  "$type": "site.standard.document",
  "description": "A CPU determines that there is a misfire when a relative magnitude of a rotation fluctuation amount ΔT] related to a cylinder subject to the determination in relation to a rotation fluctuation amounts ΔT] of the previous combustion cycle is greater than or equal to the determination value Δth…",
  "path": "/patents/1315211",
  "publishedAt": "2022-04-14T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F02D41/1498",
    "TOYOTA JIDOSHA KABUSHIKI KAISHA"
  ],
  "textContent": "A CPU determines that there is a misfire when a relative magnitude of a rotation fluctuation amount ΔT] related to a cylinder subject to the determination in relation to a rotation fluctuation amounts ΔT] of the previous combustion cycle is greater than or equal to the determination value Δth. However, during the execution of a catalyst warm-up process, the CPU uses, in the comparison, the relative magnitude of the rotation fluctuation amount ΔT] in relation to the average ΔT[0] of the smallest five of the rotation fluctuation amounts ΔT] to ΔT] from the past ten combustion cycles.",
  "title": "MISFIRE DETECTING DEVICE AND METHOD FOR INTERNAL COMBUSTION ENGINE"
}