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    • 1. 发明申请
    • DIAGNOSTIC METHOD FOR A FUEL PRESSURE SENSOR IN THE COMMON RAIL OF AN INTERNAL COMBUSTION ENGINE
    • 内燃机通用燃油压力传感器诊断方法
    • US20120037119A1
    • 2012-02-16
    • US13265784
    • 2010-03-30
    • Christoph Adler
    • Christoph Adler
    • F02D41/22
    • F02D41/222F02D41/08F02D41/2432F02D41/2474F02D2041/223F02D2200/0602F02D2200/0604F02M3/00Y02T10/40
    • An internal combustion engine has a fuel pressure sensor, the measured value of which represents a fuel pressure in a fuel reservoir of the internal combustion engine. Fuel is metered from the fuel reservoir into a combustion chamber. In a predefined idle operating state (LBZ) of the internal combustion engine, a speed of the internal combustion engine is regulated so as to reach a specific idling speed. During the regulation process, a value of a manipulated variable for metering the fuel is determined, the value being required to reach the specific idling speed. Furthermore, it is concluded that the measured fuel pressure value contains an error (ERR) when the determined required value of the manipulated variable differs from a reference value (REF) predefined for the predefined idle operating state (LBZ) of the internal combustion engine by at least a given amount or factor.
    • 内燃机具有燃料压力传感器,其燃料压力传感器的测量值代表内燃机燃油箱的燃料压力。 燃料从燃料储存器计量到燃烧室中。 在内燃机的预定的怠速运转状态(LBZ)中,调节内燃机的转速以达到特定的怠速。 在调节过程中,确定用于计量燃料的操作变量的值,该值用于达到特定的怠速。 此外,得出的结论是,当所确定的操作变量的所需值与针对内燃机的预定怠速运行状态(LBZ)预定义的参考值(REF)不同时,所测量的燃料压力值包含误差(ERR) 至少给定量或因子。
    • 2. 发明申请
    • FUEL PRESSURE REGULATING SYSTEM
    • 燃油压力调节系统
    • US20100258083A1
    • 2010-10-14
    • US12747919
    • 2008-10-15
    • Christoph AdlerUwe JungHui LiMichael WirkowskiHong Zhang
    • Christoph AdlerUwe JungHui LiMichael WirkowskiHong Zhang
    • F02M63/00F02M59/36
    • F02D41/3845F02D41/1401F02D41/3863F02D2041/1419F02D2250/31
    • A fuel pressure regulating system for an internal combustion engine has a pressure accumulator which is used to store fuel under pressure and to feed the combustion chambers of the internal combustion engine by fuel-supplying injectors, a high-pressure pump which supplies a fuel mass flux to the pressure accumulator, a first valve via which the fuel can be guided out of the pressure accumulator, and a second valve for restricting the fuel mass flux. The system is provided with a first control loop having the first valve as an actuator for regulating the pressure in the pressure accumulator, and a second control loop having the second valve as an actuator for regulating the pressure in the pressure accumulator, and the two control loops are embodied as cascade regulators, the first control loop being a master regulator and the second control loop being a follower regulator.
    • 一种用于内燃机的燃料压力调节系统具有用于储存燃料在压力下并通过燃料供给喷射器供给内燃机的燃烧室的蓄压器,提供燃料质量通量的高压泵 向所述蓄压器施加第一阀,所述第一阀通过所述第一阀将所述燃料引导出所述蓄压器;以及第二阀,用于限制所述燃料质量通量。 该系统设置有第一控制回路,该第一控制回路具有第一阀作为用于调节储压器中的压力的​​致动器,以及第二控制回路,其具有第二阀作为用于调节储压器中的压力的​​致动器, 回路被实现为级联调节器,第一控制回路是主调节器,第二控制回路是随动调节器。
    • 4. 发明授权
    • Diagnostic method for a fuel pressure sensor in the common rail of an internal combustion engine
    • 内燃机共轨燃油压力传感器的诊断方法
    • US08950380B2
    • 2015-02-10
    • US13265784
    • 2010-03-30
    • Christoph Adler
    • Christoph Adler
    • F02D41/22F02D41/08F02D41/24F02M3/00
    • F02D41/222F02D41/08F02D41/2432F02D41/2474F02D2041/223F02D2200/0602F02D2200/0604F02M3/00Y02T10/40
    • An internal combustion engine has a fuel pressure sensor, the measured value of which represents a fuel pressure in a fuel reservoir of the internal combustion engine. Fuel is metered from the fuel reservoir into a combustion chamber. In a predefined idle operating state (LBZ) of the internal combustion engine, a speed of the internal combustion engine is regulated so as to reach a specific idling speed. During the regulation process, a value of a manipulated variable for metering the fuel is determined, the value being required to reach the specific idling speed. Furthermore, it is concluded that the measured fuel pressure value contains an error (ERR) when the determined required value of the manipulated variable differs from a reference value (REF) predefined for the predefined idle operating state (LBZ) of the internal combustion engine by at least a given amount or factor.
    • 内燃机具有燃料压力传感器,其燃料压力传感器的测量值代表内燃机燃油箱的燃料压力。 燃料从燃料储存器计量到燃烧室中。 在内燃机的预定的怠速运转状态(LBZ)中,调节内燃机的转速以达到特定的怠速。 在调节过程中,确定用于计量燃料的操作变量的值,该值用于达到特定的怠速。 此外,得出的结论是,当所确定的操作变量的所需值与针对内燃机的预定怠速运行状态(LBZ)预定义的参考值(REF)不同时,所测量的燃料压力值包含误差(ERR) 至少给定量或因子。
    • 5. 发明授权
    • Fuel pressure regulating system
    • 燃油压力调节系统
    • US08424508B2
    • 2013-04-23
    • US12747919
    • 2008-10-15
    • Christoph AdlerUwe JungHui LiMichael WirkowskiHong Zhang
    • Christoph AdlerUwe JungHui LiMichael WirkowskiHong Zhang
    • F02M59/20F02M59/36
    • F02D41/3845F02D41/1401F02D41/3863F02D2041/1419F02D2250/31
    • A fuel pressure regulating system for an internal combustion engine has a pressure accumulator which is used to store fuel under pressure and to feed the combustion chambers of the internal combustion engine by fuel-supplying injectors, a high-pressure pump which supplies a fuel mass flux to the pressure accumulator, a first valve via which the fuel can be guided out of the pressure accumulator, and a second valve for restricting the fuel mass flux. The system is provided with a first control loop having the first valve as an actuator for regulating the pressure in the pressure accumulator, and a second control loop having the second valve as an actuator for regulating the pressure in the pressure accumulator, and the two control loops are embodied as cascade regulators, the first control loop being a master regulator and the second control loop being a follower regulator.
    • 一种用于内燃机的燃料压力调节系统具有用于储存燃料在压力下并通过燃料供给喷射器供给内燃机的燃烧室的蓄压器,提供燃料质量通量的高压泵 向所述蓄压器施加第一阀,所述第一阀通过所述第一阀将所述燃料引导出所述蓄压器;以及第二阀,用于限制所述燃料质量通量。 该系统设置有第一控制回路,该第一控制回路具有第一阀作为用于调节储压器中的压力的​​致动器,以及第二控制回路,其具有第二阀作为用于调节储压器中的压力的​​致动器, 回路被实现为级联调节器,第一控制回路是主调节器,第二控制回路是随动调节器。