{
"$type": "site.standard.document",
"description": "A method for controlling the wastegate (16) in a turbocharged internal combustion engine (1); the method contemplates the steps of: determining, during a design phase, a control law (CL) which provides an objective opening of a controlling actuator (35) of the wastegate (16) according to theā¦",
"path": "/patents/1013480",
"publishedAt": "2011-04-27T00:00:00.000Z",
"site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
"tags": [
"F02D41/0007",
"MAGNETI MARELLI SPA [IT]"
],
"textContent": "A method for controlling the wastegate (16) in a turbocharged internal combustion engine (1); the method contemplates the steps of: determining, during a design phase, a control law (CL) which provides an objective opening of a controlling actuator (35) of the wastegate (16) according to the supercharging pressure (P); determining an objective supercharging pressure (P obj ); measuring an actual supercharging pressure (P); determining a first open loop contribution (WG OL ) of an objective position (WG obj ) of a controlling actuator (35) of the wastegate (16) by means of the control law (CL) and according to the objective supercharging pressure (P obj ); determining a second closed loop contribution (WG CL1 ) of the objective position (WG obj ) of the controlling actuator (35) of the wastegate (16); and calculating the objective position (WG obj ) of the controlling actuator (35) of the wastegate (16) by adding the two contributions (WG OL ,WG CL1 ).",
"title": "Method for controlling a wastegate in a turbocharged internal combustion engine"
}