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    • 3. 发明授权
    • Method and apparatus for lambda regulation in an internal combustion
engine
    • 内燃机中λ调节的方法和装置
    • US4528962A
    • 1985-07-16
    • US644141
    • 1984-08-24
    • Werner Auth
    • Werner Auth
    • F02D41/14F02M51/00
    • F02D41/1482
    • A method and an apparatus for lambda regulation are proposed which provide an optimizing of the integrator inclination in accordance with the time elapsed following a switching process of the lambda sensor. The processable time can adjust itself to the rpm of the internal combustion engine. Minimum and maximum values, at least, of the integrator inclination are efficaciously dependent on rpm and/or load. It is furthermore provided that fuel quantity values be determined during quasi-stationary operating states via an average-value formation of minimum and maximum correction values. In addition to a possible hardware realization, a computer realization having a learning regulation system is also proposed.
    • 提出了一种用于λ调节的方法和装置,其根据在λ传感器的切换处理之后经过的时间提供积分器倾斜的优化。 可加工时间可以调节到内燃机的转速。 至少积分器倾角的最小值和最大值有效地取决于rmp和/或负载。 此外,还通过经由最小和最大校正值的平均值形成在准静态操作状态期间确定燃料量值。 除了可能的硬件实现之外,还提出了具有学习调节系统的计算机实现。
    • 5. 发明授权
    • Electronically controlled fuel metering system
    • 电子控制燃油计量系统
    • US4442817A
    • 1984-04-17
    • US386376
    • 1982-06-08
    • Werner AuthGunter Felger
    • Werner AuthGunter Felger
    • F02D41/34F02D41/02F02D41/04F02D41/14F02M7/00
    • F02D41/1475F02D41/1482
    • An electronically controlled fuel metering system for an internal combustion engine is proposed which has mixture regulation which can be switched on and off depending upon the operational state of the engine. The system for mixture regulation includes an integrator with an alternating integration direction which can be switched on during steady and quasi-steady operational states. It is further proposed that the integrator time constant be selected in accordance with operating characteristics of the engine and time during the regulation period. For mixture metering, average values are used based on switching values, for instance of a .lambda. sensor in the exhaust pipe. The proposed system is also useable in connection with learning regulating systems, in which corrected values for .lambda.=1 or values for .lambda..noteq.1 computed on that basis and these values then serve as initial values for new regulating cycles.
    • 提出了一种用于内燃机的电子控制燃料计量系统,其具有根据发动机的操作状态可以接通和关断的混合调节。 混合调节系统包括具有交替积分方向的积分器,可在稳定和准稳态运行状态下接通。 进一步提出,根据发动机的运行特性和调节期间的时间来选择积分器时间常数。 对于混合计量,基于切换值使用平均值,例如排气管中的λ传感器。 所提出的系统也可用于学习调节系统,其中针对λ= 1的校正值或在该基础上计算的λNOTEQUAL 1的值,并且这些值然后用作新的调节周期的初始值。