{
  "$type": "site.standard.document",
  "description": "A control method of the wastegate valve (16) in an internal combustion engine (1) turbocharged by a turbocharger (12); the control method includes the steps of: determining a target boost pressure (P obj ); dividing the operating range of the wastegate valve (16) according to the target boost jump…",
  "path": "/patents/1003457",
  "publishedAt": "2012-04-11T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F02D41/0007",
    "MAGNETI MARELLI SPA [IT]"
  ],
  "textContent": "A control method of the wastegate valve (16) in an internal combustion engine (1) turbocharged by a turbocharger (12); the control method includes the steps of: determining a target boost pressure (P obj ); dividing the operating range of the wastegate valve (16) according to the target boost jump (”P obj ) into at least two distinct zones of operation: a first zone of operation (A) in which the target boost jump (”P obj ) is lower than a threshold (”P obj1 ) and a second zone of operation (B, C) in which the target boost jump (”P obj ) is higher than the threshold (”P obj1 ); and when the wastegate valve (16) is in the first zone of operation (A), determining a target position (WG obj ) of the wastegate valve (16) so that the actual boost pressure (P) is higher than atmospheric pressure (P atm ) and target boost pressure (P obj ) .",
  "title": "Zone control method of a wastegate valve in a turbocharged internal combustion engine"
}