{
"$type": "site.standard.document",
"description": "A method to determine the injection pattern in the compression stroke (COMP) of the combustion cycle of the cylinders (2) of a direct-injection internal combustion engine (1), comprising the steps of determining the initial quantity (QF init_comp ) of fuel and an objective quantity (QF obj_comp )…",
"path": "/patents/955698",
"publishedAt": "2015-11-11T00:00:00.000Z",
"site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
"tags": [
"F02D41/3005",
"MAGNETI MARELLI SPA [IT]"
],
"textContent": "A method to determine the injection pattern in the compression stroke (COMP) of the combustion cycle of the cylinders (2) of a direct-injection internal combustion engine (1), comprising the steps of determining the initial quantity (QF init_comp ) of fuel and an objective quantity (QF obj_comp ) of fuel to be injected for each partial injection of a maximum number (N max_comp ) of partial injections; determining an effective quantity (QF eff_comp ) of fuel to be injected for each partial injection as a function of the respective initial quantity (QF init_comp ) of fuel and of the respective objective quantity (QF obj_comp ) of fuel; and determining an objective pattern of partial injections to be performed in the compression stroke (COMP) as a function of the value of the end of injection angle (EOI) and of the effective quantity (QF eff_comp ) of fuel to be injected for each partial injection of said maximum number (N max_comp ) of partial injections to be performed in the compression stroke (COMP).",
"title": "METHOD TO DETERMINE THE INJECTION PATTERN IN THE COMPRESSION STROKE OF THE COMBUSTION CYCLE OF THE CYLINDERS OF A DIRECT-INJECTION INTERNAL COMBUSTION ENGINE"
}