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    • 74. 发明授权
    • Method for operating an internal combustion engine
    • 操作内燃机的方法
    • US07077084B2
    • 2006-07-18
    • US10350187
    • 2003-01-24
    • Georg Mallebrein
    • Georg Mallebrein
    • F01L1/34
    • F02D13/0207F02D13/023F02D13/0265F02D41/0002F02D2041/001F02D2250/21Y02T10/18Y02T10/42
    • An internal combustion engine includes at least one inlet valve whose operation can be described at least by the parameters: opening angle, closing angle, valve stroke curve (H1, H2) and phase position (pn) of the valve stroke curves (H1, H2). At least one of the parameters (pn) can be continuously shifted and at least one other parameter (H1, H2) can be switched stepwise. In order to avoid jumps of the torque generated by the engine when switching over, it is suggested that, in advance of a switchover (74) of the step-wise switchable parameter (H1, H2), the continuously shiftable parameter (pn) is so adjusted (72) that, with the switchover (74) of the stepwise switchable parameter (H1, H2), at least one condition variable (rl) of the combustion of a combustion chamber assigned to the inlet valve is not changed or not significantly changed.
    • 内燃机包括至少一个入口阀,其操作至少可以通过以下参数描述:阀行程曲线(H)的打开角度,闭合角度,阀行程曲线(H 1,H 2)和相位位置(pn) 1,H 2)。 可以连续地移动参数(pn)中的至少一个,并且可以逐步地切换至少一个其他参数(H 1,H 2)。 为了避免在切换时由发动机产生的扭矩的跳跃,建议在分阶段切换参数(H 1,H 2)的切换(74)之前,连续可移动参数(pn )被调节(72),通过可逐级切换参数(H 1,H 2)的切换(74),分配给入口阀的燃烧室的燃烧的至少一个条件变量(rl)不是 改变或没有显着改变。
    • 76. 发明授权
    • Method for operating an internal combustion engine
    • 操作内燃机的方法
    • US06814062B2
    • 2004-11-09
    • US10297365
    • 2002-12-04
    • Gholamabas EsteghlalGeorg Mallebrein
    • Gholamabas EsteghlalGeorg Mallebrein
    • F02M3302
    • F02D41/3029F02D41/0032F02D41/004F02D2041/1409F02D2041/1432
    • A method of operating an internal combustion engine of a motor vehicle has the steps of injecting fuel into a combustion chamber in at least two operating types; flowing an air/fuel mixture through a tank ventilation valve and supplying the air/fuel mixture to the combustion chamber; generating an output signal by an integrator, which represents a specific desired fuel rate (fkastes) of the air/fuel mixture flowing through the tank ventilation valve, which is used to take into account respectively a current lambda on the engine; determining a desired fuel proportion (fkates) of the air/fuel mixture flowing through the tank ventilation valve, which represents the desired fuel proportion that should be supplied through the tank ventilation valve; comparing the specific desired fuel rate (fkastes) to the desired fuel proportion (fkates); conveying a comparison result back to the integrator; thereby regulating the specific desired fuel rate (fkastes) to the desired fuel proportion (fkates) of the air/fuel mixture flowing through the tank ventilation valve; also a computer program and a control unit is provided for the inventive method.
    • 一种操作机动车辆的内燃机的方法具有以至少两种操作类型将燃料喷射到燃烧室中的步骤; 使空气/燃料混合物流过罐通风阀并将空气/燃料混合物供应到燃烧室; 通过积分器产生输出信号,该积分器代表流过储罐通风阀的空气/燃料混合物的特定所需燃料速率(f kastes),分别用于考虑发动机上的当前λ值; 确定流过罐通风阀的空气/燃料混合物的期望燃料比例(f kate),其表示应通过罐通风阀供应的期望燃料比例; 将特定所需燃料比(f kastes)与所需燃料比例(f kate)进行比较; 将比较结果传回给积分器; 从而将特定的所需燃料速率(f kastes)调节到流过罐换气阀的空气/燃料混合物的期望燃料比例(f kate); 还提供了用于本发明的方法的计算机程序和控制单元。