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    • 3. 发明授权
    • Power output control system for internal combustion engine
    • 内燃机功率输出控制系统
    • US06769401B2
    • 2004-08-03
    • US10300480
    • 2002-11-20
    • Yosuke TachibanaNorio SuzukiManabu Niki
    • Yosuke TachibanaNorio SuzukiManabu Niki
    • F02P515
    • F02P5/02F02D11/107F02D37/02F02D41/221F02D2011/102F02D2041/227F02D2200/0404F02D2200/0406F02D2200/602F02P9/005
    • There is provided a power output control system for an internal combustion engine, which enables the vehicle to smoothly perform refuge travel to find a place to park when an electric throttle control device becomes incapable of controlling a throttle valve, while ensuring adequate traveling performance. An ECU determines whether or not the electric throttle control device is incapable of controlling the throttle valve, and interrupts energization of the electric throttle control device when it is determined that the electric throttle control device is incapable of controlling the throttle valve. At this time, the opening of the throttle valve is held at the default opening degree by a spring. Further, basic ignition timing is calculated according to the engine rotational speed and load on the engine, and ignition timing of the engine is determined by correcting the calculated basic ignition timing according to the amount of operation of the accelerator pedal.
    • 提供了一种用于内燃机的动力输出控制系统,其能够在确保适当的行驶性能的同时,在电动节气门控制装置变得无法控制节流阀的情况下,能够顺利进行避难行驶,寻找停放的地方。 ECU判定电动节气门控制装置是否不能控制节气门,并且在确定电动节气门控制装置不能控制节流阀时中断电动节气门控制装置的通电。 此时,节气门的开度由弹簧保持在默认开度。 此外,根据发动机的发动机转速和负载来计算基本点火正时,并且通过根据加速踏板的运转量校正计算出的基本点火正时来确定发动机的点火正时。
    • 4. 发明授权
    • Secondary air supply control system for internal combustion engine
    • 内燃机二次供气控制系统
    • US06192678B1
    • 2001-02-27
    • US09482007
    • 2000-01-13
    • Yosuke Tachibana
    • Yosuke Tachibana
    • F01N300
    • F01N3/22F01N3/32F01N9/00F01N2900/0422Y02T10/20Y02T10/47
    • A secondary air supply control system controls supply of air to a catalyst arranged in the exhaust passage of an internal combustion, for purification of exhaust gases. A temperature difference between a temperature of an engine coolant sensed at a stoppage of the engine and stored and a temperature of the engine coolant sensed at a start of the engine after the stoppage is calculated. It is determined whether or not a stop time period between the stoppage and the start of the engine is short, depending on the temperature difference. When it is determined that the stop time period is short, an operation time period over which the air pump is to be operated to supply air to the catalyst is corrected based on a temperature difference between a temperature of the engine coolant sensed at the start of the engine and a temperature of intake air sensed at the start of the engine.
    • 二次空气供给控制系统控制向布置在内燃机的排气通道中的催化剂供给空气,以净化废气。 计算在发动机的停止和存储的发动机冷却剂的温度与在停止后的发动机起动时感测到的发动机冷却剂的温度之间的温差。 根据温度差确定发动机的停止和起动之间的停止时间段是否短。 当确定停止时间段较短时,基于在开始时检测到的发动机冷却剂的温度之间的温度差来校正要在空气泵上操作以向催化剂供应空气的操作时间段 发动机和在发动机起动时感测的进气的温度。
    • 6. 发明授权
    • Fuel supply control device of internal-combustion engine
    • 内燃机燃油供应控制装置
    • US5396869A
    • 1995-03-14
    • US95592
    • 1993-07-26
    • Norio SuzukiKazuo HirabayashiYosuke Tachibana
    • Norio SuzukiKazuo HirabayashiYosuke Tachibana
    • F02D41/14F02B1/04F02D11/10F02D35/00F02D41/22F02M69/24H02P8/38F02D41/04F02D41/06F02D41/08
    • F02D11/10F02D35/0015F02M69/24H02P8/38F02B1/04F02D2011/102
    • Disclosed is a fuel supply control device which can properly control fuel supply at any time by recovering within a short time in the event of out of phase in the drive of the step motor. In a fuel supply mechanism of an internal-combustion engine having a fuel supply control means for controlling the quantity of intake air or fuel supplied into the engine, a step motor for driving the fuel supply control means, and a control value output means for outputting control values to the step motor, the fuel supply control device comprises a position sensor for detecting the control position of the fuel supply control means, a out of phase detecting means for detecting the out of phase of the step motor from the control values supplied from the control value output means and the control position detected by the position sensor, a out of phase step value computing means for converting, into the number of steps of the step motor, a deviation between the control value and control positions at the time of detection of the out of phase condition of the step motor by the out of phase detecting means, and a control value correcting means for correcting the control values of the step motor by using the number of steps determined by the out of phase step value computing means.
    • 公开了一种燃料供给控制装置,其能够在步进电动机的驱动中的异相的情况下在短时间内恢复,从而可以随时适当地控制燃料供给。 在具有用于控制供给到发动机的进气量或燃料量的燃料供给控制单元的内燃机的燃料供给机构中,用于驱动燃料供给控制单元的步进电动机,以及控制值输出单元, 控制值到步进电动机,燃料供给控制装置包括用于检测燃料供给控制装置的控制位置的位置传感器,用于从根据以下提供的控制值检测步进电动机的异相的异相检测装置: 控制值输出装置和由位置传感器检测到的控制位置,用于将步进电机的步数转换成检测时的控制值与控制位置之间的偏差的异相步进值计算装置 通过异相检测装置的步进电机的异相状态的控制值校正装置,用于校正步骤 通过使用由相位差值计算装置确定的步数来执行。
    • 9. 发明授权
    • Valve timing control system for internal combustion engine
    • 内燃机气门正时控制系统
    • US06341586B2
    • 2002-01-29
    • US09735480
    • 2000-12-14
    • Yosuke TachibanaJunichi SuzukiTomoya FurukawaShun Masuda
    • Yosuke TachibanaJunichi SuzukiTomoya FurukawaShun Masuda
    • F01L134
    • F01L1/34F02D13/0219F02D41/123F02D41/2438F02D41/2441F02D41/2464F02D2041/001Y02T10/18
    • There is provided a valve timing control system for an internal combustion engine, which is capable of enhancing the accuracy of valve timing control. The valve timing control system 1 for the internal combustion engine 3 changes the cam phase of an intake cam 6a relative to a crankshaft 9, to thereby control the valve timing of an intake valve 4. The valve timing control system 1 fixes a desired cam phase CAINCMD at a value CAINCMDFC during an fuel cut-off, and controls a cam phase change mechanism 8 such that from a time t2 during the fuel cut-off, the cam phase is held at a value assumed at the time t2. Further, the valve timing control system 1 calculates a learned value DCALEARN of the amount of deviation of an actual cam phase CAIN based on a plurality of values of the actual cam phase CAIN detected at and after the time t2, and the constant value CAINCMDFC of the desired cam phase CAINCMD (step S5).
    • 提供了一种用于内燃机的气门正时控制系统,其能够提高气门正时控制的精度。 用于内燃机3的气门正时控制系统1改变进气凸轮6a相对于曲轴9的凸轮相位,从而控制进气门4的气门正时。气门正时控制系统1固定期望的凸轮相位 CAINCMD在燃料切断期间为CAINCMDFC值,并且控制凸轮相位改变机构8,使得从燃料切断期间的时间t2开始,凸轮相位保持在时间t2处假定的值。 此外,气门正时控制系统1基于在时间t2之后及之后检测到的实际凸轮相位CAIN的多个值来计算实际凸轮相位CAIN的偏差量的学习值DCALEARN,以及恒定值CAINCMDFC 期望的凸轮相位CAINCMD(步骤S5)。
    • 10. 发明授权
    • Valve timing control system for internal combustion engine
    • 内燃机气门正时控制系统
    • US06336432B2
    • 2002-01-08
    • US09733909
    • 2000-12-12
    • Yosuke TachibanaJunichi SuzukiTomoya FurukawaShun Masuda
    • Yosuke TachibanaJunichi SuzukiTomoya FurukawaShun Masuda
    • F01L134
    • F02D41/249F01L1/34F02D13/0219F02D2041/001Y02T10/18
    • There is provided a valve timing control system for an internal combustion engine, which is capable of properly setting the reference position of the cam phase by learning, and at the same time promptly establishing a learned value of the reference position when the learned value is lost, thereby accurately changing the cam phase for proper control of the valve timing of the engine. A cam phase change mechanism changes the cam phase. A reference value indicative of a reference position of the cam phase is learned at a predetermined learning speed based on the cam phase detected when the cam phase change mechanism is in a predetermined operative state, and the learned reference value (learned value) is stored in a RAM. When the loss of the learned value from the RAM is detected, a learning speed at the reference value is learned is corrected such that the learning speed is increased from the predetermined learning speed for a predetermined time period.
    • 提供了一种用于内燃机的气门正时控制系统,其能够通过学习适当地设定凸轮相位的基准位置,并且同时在学习值丢失时迅速建立参考位置的学习值 从而精确地改变凸轮相位,以适当地控制发动机的气门正时。 凸轮相位改变机构改变凸轮相位。 基于当凸轮相位变化机构处于预定操作状态时检测到的凸轮相位,以预定的学习速度来学习表示凸轮相位的基准位置的参考值,并将学习的参考值(学习值)存储在 一个RAM。 当检测到来自RAM的学习值的损失时,校正参考值的学习速度,使得学习速度从预定学习速度增加预定时间段。