{
  "$type": "site.standard.document",
  "description": "A DPF protection method, comprising: obtaining a switch control signal of an engine controller; determining, according to the switch control signal, whether the engine controller needs to be powered off; if yes, obtaining temperature information of a DPF; determining whether the temperature…",
  "path": "/patents/1419596",
  "publishedAt": "2024-01-10T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F01N11/002",
    "WEICHAI POWER CO LTD [CN]"
  ],
  "textContent": "A DPF protection method, comprising: obtaining a switch control signal of an engine controller; determining, according to the switch control signal, whether the engine controller needs to be powered off; if yes, obtaining temperature information of a DPF; determining whether the temperature information is less than a preset temperature; and if yes, sending the switch control signal to the engine controller, so that the engine controller stops running. Also provided is a DPF protection apparatus. The DPF protection method and apparatus delay the time when the engine controller stops running, and effectively protect the DPF.",
  "title": "DPF PROTECTION METHOD AND APPARATUS"
}