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    • 4. 发明申请
    • CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE
    • 内燃机控制装置
    • US20060112929A1
    • 2006-06-01
    • US11261605
    • 2005-10-31
    • Harufumi MutoYuichiro Ido
    • Harufumi MutoYuichiro Ido
    • F02D41/14F02D11/10
    • F02D41/32F02D11/105F02D41/0002F02D41/18F02D2041/1434F02D2200/0402F02D2200/0408Y02T10/42
    • A target value of an engine load ratio is calculated. A target throttle opening required for making the actual engine load ratio equal to the target engine load ratio is calculated on the basis of an intake pipe pressure which is a pressure in the intake passage downstream of the throttle valve. A convergent throttle opening, which is a throttle opening to which the actual throttle opening converges assuming that the target intake air amount is kept at the calculated target intake air amount, is calculated. A final target throttle opening is set to the target throttle opening when the engine transient operation is in process, and to the convergent throttle opening when the engine steady operation is in process. Then, the throttle valve is driven so that the actual throttle opening is made equal to the final target throttle valve.
    • 计算发动机负荷比的目标值。 基于作为节流阀下游的进气通路内的压力的进气管压力来计算使实际发动机负荷率等于目标发动机负荷比所需的目标节气门开度。 计算出收敛节气门开度,其是假设目标进气量保持在计算出的目标进气量的情况下,实际节气门开度收敛的节气门开度。 当发动机瞬时动作正在进行时,将最终目标节气门开度设定为目标节气门开度,当发动机稳定运行正在进行时,将其设定为收敛节气门开度。 然后,驱动节流阀,使得实际的节气门开度等于最终的目标节流阀。
    • 7. 发明申请
    • CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE
    • 内燃机控制装置
    • US20060102144A1
    • 2006-05-18
    • US11271857
    • 2005-11-14
    • Harufumi MutoYuichiro Ido
    • Harufumi MutoYuichiro Ido
    • F02D41/10F02D11/10
    • F02D41/0002F02D11/105F02D35/0007F02D41/32F02D2041/001F02D2041/1434F02D2200/0402F02D2200/0408Y02T10/42
    • A target value of an engine load ratio is calculated. A target throttle opening required for making the actual engine load ratio equal to the target engine load ratio is calculated on the basis of an intake pipe pressure which is a pressure in the intake passage downstream of the throttle valve. It is judged whether the target throttle opening can be realized by a step motor. A final target throttle opening is set to a maximum or minimum throttle opening which can be realized by the step motor when it is judged that the calculated target throttle opening cannot be realized by the step motor. The step motor drives the throttle valve so that the actual throttle opening is made equal to the final target throttle opening, and the intake pipe pressure is estimated on the basis of the final target throttle opening.
    • 计算发动机负荷比的目标值。 基于作为节流阀下游的进气通路内的压力的进气管压力来计算使实际发动机负荷率等于目标发动机负荷比所需的目标节气门开度。 判断目标节气门开度是否可以通过步进电机实现。 当判断出计算出的目标节气门开度不能由步进电机实现时,最终目标节气门开度被设定为最大或最小节气门开度,这可以由步进电动机实现。 步进电动机驱动节流阀,使得实际的节气门开度等于最终目标节气门开度,并且基于最终目标节气门开度来估计进气管压力。