发明申请
WO2021186310A1 SYSTEM OF FUEL INJECTION FOR AN INTERNAL COMBUSTION ENGINE PROVIDED WITH A LINE OF FUEL RETURN
审中-公开
基本信息:
- 专利标题： SYSTEM OF FUEL INJECTION FOR AN INTERNAL COMBUSTION ENGINE PROVIDED WITH A LINE OF FUEL RETURN
- 申请号：PCT/IB2021/052072 申请日：2021-03-12
- 公开(公告)号：WO2021186310A1 公开(公告)日：2021-09-23
- 发明人： GENOVESE, Santino
- 申请人： VITTORAZI MOTORS S.R.L.
- 申请人地址： 1, Via Marche
- 专利权人： VITTORAZI MOTORS S.R.L.
- 当前专利权人： VITTORAZI MOTORS S.R.L.
- 当前专利权人地址： 1, Via Marche
- 代理机构： PREMRU, Rok
- 优先权： IT102020000005620 2020-03-17
- 主分类号： F02D41/34
- IPC分类号： F02D41/34 ; F02D41/30 ; F02D41/14 ; F02D41/24 ; F02M37/00 ; G01M15/09 ; F02D31/00 ; F02D41/22 ; F02D41/10
摘要：
Electronic fuel injection control system for an internal combustion engine, said internal combustion engine being equipped with at least one fuel feeding line provided with a fuel tank (15), at least one throttle valve (8), at least one injector (7), at least one fuel pump (17; 18), at least one fuel return line comprising at least one solenoid valve (21), at least one first fuel return duct (20) that connects said injector (7) to said solenoid valve (21), at least one overpressure valve (23), at least one second return conduit (24) adapted to connect said overpressure valve (23) and said solenoid valve (21) with said tank (15), characterised in that said fuel return line is provided with at least one calibration means (22), said calibration means (22) allowing at least the state of said fuel pump (17; 18) and relative performances thereof to be verified.