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    • 12. 发明申请
    • METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE
    • 操作内燃机的方法
    • US20100023243A1
    • 2010-01-28
    • US12507603
    • 2009-07-22
    • Matthias HeinkeleLutz ReuschenbachMichael DrungSoenke Mannal
    • Matthias HeinkeleLutz ReuschenbachMichael DrungSoenke Mannal
    • F02D41/00F02M35/10
    • F02D41/18F02D41/1402F02D41/222F02D41/2451F02D2200/0402F02D2200/0404F02D2200/0406F02D2200/703Y02T10/40
    • A method for operating an internal combustion engine, in which at least one first influence variable influences a state variable of the air in the intake manifold. The state variable of the air in the intake manifold is ascertained while taking into account a plurality of influence variables, which influence the state variable, while using a first physical relationship. The same state variable is ascertained while taking into account a plurality of influence variables, which influence the state variable of the air in the intake manifold while using a second physical relationship. A specific adjusting parameter, which represents a specific error in the influence variable, is linked to each influence variable. The adjusting parameters are learned and monitored in the operation of the internal combustion engine. A certain adjusting parameter is learned and monitored in an operating range of the internal combustion engine in which the other adjusting parameters have a lesser influence on the state variable than that certain adjusting parameter, and in this context, the certain adjusting parameter is adjusted in such a way that the state variable ascertained by using the first physical relationship is at least approximately equal to the state variable ascertained by using the second physical relationship.
    • 一种用于操作内燃机的方法,其中至少一个第一影响变量影响进气歧管中的空气的状态变量。 在使用第一物理关系的同时,考虑影响状态变量的多个影响变量,确定进气歧管中的空气的状态变量。 确定相同的状态变量,同时考虑到影响进气歧管中的空气的状态变量的多个影响变量,同时使用第二物理关系。 一个特定的调整参数表示影响变量中的特定误差,与每个影响变量相关联。 在内燃机运行中学习和监测调整参数。 在其他调整参数对状态变量的影响小于某一调整参数的内燃机的运行范围内,学习并监视一定的调整参数,在此情况下,某一调整参数被调整为 通过使用第一物理关系确定的状态变量的方式至少近似等于通过使用第二物理关系确定的状态变量。
    • 18. 发明授权
    • Method and arrangement for determining a fuel wall film mass
    • 用于确定燃料壁膜质量的方法和装置
    • US06912997B2
    • 2005-07-05
    • US10655295
    • 2003-09-05
    • Werner MezgerLutz ReuschenbachFaouzi Takni
    • Werner MezgerLutz ReuschenbachFaouzi Takni
    • F02D41/04F02M51/00
    • F02D41/047F02D41/187F02D2041/1433F02D2200/0406F02D2200/0625
    • The invention is directed to a method and an arrangement for determining a fuel wall film mass in an internal combustion engine (1) having intake manifold injection. The method and arrangement provide a precise as possible transition compensation also for the case wherein the fuel injection into the open inlet valve (5) of a cylinder (20) takes place. The fuel wall film mass is determined starting from a fuel injection which takes place completely in advance of opening of the inlet valve (5) of the cylinder (20) of the internal combustion engine (1) into the intake manifold (10). The value so determined for the fuel wall film mass is corrected in dependence upon the ratio between the fuel mass, which is injected via the open inlet valve (5) into the combustion chamber (15) of the cylinder (20), and the total injected fuel mass.
    • 本发明涉及一种用于确定具有进气歧管喷射的内燃机(1)中的燃料壁膜质量的方法和装置。 该方法和装置还提供了对于气缸(20)的打开的入口阀(5)中的燃料喷射发生的情况的精确的可能的过渡补偿。 燃料壁膜质量是从在将内燃机(1)的气缸(20)的入口阀(5)打入进气歧管(10)之前完全进行的燃料喷射开始确定的。 根据通过打开的入口阀(5)喷入到气缸(20)的燃烧室(15)中的燃料质量与总气体的总量之间的比率来校正对于燃料壁膜质量所确定的值 注入燃料质量。