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    • 2. 发明授权
    • Control device for an engine
    • 发动机控制装置
    • US08483938B2
    • 2013-07-09
    • US12883417
    • 2010-09-16
    • Takahiro NishigakiHitoki Sugimoto
    • Takahiro NishigakiHitoki Sugimoto
    • F01L1/34F02D13/02F02D28/00
    • F01L1/3442F01L2001/34436F01L2800/12F02D13/0219F02D41/221F02N11/0829Y02T10/18Y02T10/48
    • In an engine having a variable valve timing mechanism to which an intermittent operation control is applied, appropriate execution of a foreign object removal process for the variable valve timing mechanism is enabled. An engine control device (16) which can execute intermittent operation control for an engine (12) having a variable valve timing mechanism (80) comprises a judging part which judges an abnormality in the variable valve timing mechanism (80) (step S10), a foreign object removal process executing part which causes a foreign object removal process to be executed for the variable valve timing mechanism (80) when the judging part judges that there is an abnormality in the variable valve timing mechanism (80) during an engine operation (step S12), and an intermittent operation control prohibiting part which prohibits the intermittent operation control of the engine (12) during execution of the foreign object removal process of the variable valve timing mechanism (80) (step S16).
    • 在具有应用了间歇运转控制的可变气门正时机构的发动机中,可以适当地执行用于可变气门正时机构的异物去除处理。 一种能够对具有可变气门正时机构(80)的发动机(12)进行间歇运转控制的发动机控制装置(16)具有判断可变气门正时机构(80)的异常的判定部(步骤S10) 当在发动机运转期间当判断部判定可变气门正时机构80发生异常时,异物去除处理执行部分对可变气门正时机构80执行异物去除处理( 步骤S12),以及在执行可变气门正时机构(80)的异物清除处理期间禁止发动机(12)的间歇操作控制的间歇操作控制禁止部(步骤S16)。
    • 3. 发明申请
    • MALFUNCTION DETERMINATION APPARATUS FOR COOLING APPARATUS AND MALFUNCTION DETERMINATION METHOD FOR COOLING APPARATUS
    • 用于冷却装置的失效确定装置和用于冷却装置的失效确定方法
    • US20110120216A1
    • 2011-05-26
    • US12953586
    • 2010-11-24
    • Hitoki Sugimoto
    • Hitoki Sugimoto
    • G01M15/04
    • G01M15/042F01P7/164F01P2025/13F01P2025/66F01P2031/00
    • In a malfunction determination apparatus and a malfunction determination method for a cooling apparatus that cools an internal combustion engine by circulating a cooling medium that flows in a first passage that extends through an inside of the engine, using an electric pump, a first temperature of the cooling medium is detected at an inlet of the first passage, through which the cooling medium flows into the inside of the engine; a second temperature of the cooling medium is detected at an outlet of the first passage, through which the cooling medium flows out from the inside of the engine; and it is determined that the switching valve is able to normally select the second passage, if both of the first temperature and the second temperature reach a first threshold value when a temperature of the cooling medium increases due to start of the engine.
    • 在用于冷却装置的故障判定装置和故障判定方法中,所述故障判定装置和冷却装置的故障判定方法,其使用电动泵将通过发动机内部延伸的第一通路中流动的冷却介质循环而冷却内燃机, 在第一通道的入口处检测冷却介质,冷却介质通过该冷却介质流入发动机内部; 在第一通道的出口处检测冷却介质的第二温度,冷却介质从发动机的内部流出; 并且当冷却介质的温度由于发动机的启动而增加时,如果第一温度和第二温度都达到第一阈值,则确定切换阀能够正常选择第二通道。
    • 4. 发明申请
    • Internal combustion engine apparatus, vehicle and control method of internal combustion engine apparatus
    • 内燃机装置,内燃机装置的车辆及其控制方法
    • US20080114525A1
    • 2008-05-15
    • US11979412
    • 2007-11-02
    • Hitoki Sugimoto
    • Hitoki Sugimoto
    • F02D41/30
    • F02P5/1521Y02T10/46
    • When a condition for the prediction of the occurrence transient knocking has held, that is, when a cooling water temperature θw is not less than a threshold value θwref and an intake air flow Qa is not less than a threshold value Qaref and a deviation of the intake air flow ΔQa is not less than a threshold value ΔQaref (S550 to S570), ignition is performed with timing on the delay angle side compared to timing FT1 by a delay angle amount α that tends to decrease as an amount increase coefficient Kf increases (S600 to S680). Because of this, it is possible to suppress the occurrence of knocking without causing the ignition timing to be delayed more than necessary. As a result of this, it is also possible to suppress the worsening of drivability.
    • 当预测出现瞬态敲击的条件成立时,即当冷却水温度不低于阈值时,该塔参考值和进气流量Qa不小于阈值Qaref, 进气流量DeltaQa不小于阈值DeltaQaref(S 550〜S 570),与定时FT1相比,在延迟角侧的定时进行点火,延迟角度量α随着增加系数Kf而降低 增加(S 600至S 680)。 因此,可以抑制爆震的发生,而不会使点火正时延迟超过必要的时间。 结果,也可以抑制驾驶性能的恶化。
    • 7. 发明申请
    • Internal combustion engine system and vehicle, and ignition control method for internal combustion engine system
    • 内燃机系统和车辆,以及内燃机系统的点火控制方法
    • US20080257323A1
    • 2008-10-23
    • US11976258
    • 2007-10-23
    • Hitoki Sugimoto
    • Hitoki Sugimoto
    • F02P9/00
    • F02P5/1504F02D41/18Y02T10/46
    • When a transient knocking occurrence prediction condition is met, that is, when a cooling water temperature θw is not lower than a threshold value θwref, an intake air quantity Qa is not smaller than a threshold value Qaref, and an intake air quantity difference ΔQa is not smaller than a threshold value ΔQaref (S230 to S250), ignition is accomplished for the object cylinder at target ignition timing Tf* delayed from timing T1 (S270, S300, S350). Subsequently, ignition is accomplished for the object cylinder in succession at the target ignition timing Tf* advanced by an advance amount Δα that tends to decrease as the rotation speed Ne of an engine 22 increases (S310, S300, S350). Thereby, when the rotation speed Ne of the engine 22 is relatively high, the target ignition timing Tf* can be restrained from advancing rapidly, that is, the target ignition timing Tf* can be restrained from advancing to timing T1 before delay in too short a period of time. As the result, the occurrence of knocking can be restrained.
    • 当满足瞬态爆震发生预测条件时,即当冷却水温度不低于阈值trefref时,进气量Qa不小于阈值Qaref,进气量差ΔQa为 不小于阈值Delta Qaref(S 230〜S 250),在从定时T 1延迟的目标点火时刻Tf *(S 270,S 300,S 350),对物体实现点火。 随后,随着发动机22的转速Ne的增加而倾向于减小的提前量Δαα,在目标点火时刻Tf *上连续地对物体柱进行点火(S 310,S 300,S 350)。 因此,当发动机22的转速Ne相对较高时,可以抑制目标点火正时Tf *快速前进,也就是说,目标点火正时Tf *可以在延迟之前被抑制到定时T1 短暂的一段时间。 结果,可以抑制爆震的发生。
    • 10. 发明授权
    • Hybrid vehicle
    • 混合动力汽车
    • US09145135B2
    • 2015-09-29
    • US13827933
    • 2013-03-14
    • Hitoki Sugimoto
    • Hitoki Sugimoto
    • B60W20/00B60W10/06F02D41/08F02D41/12F02D31/00
    • B60W20/40B60W10/06B60W20/16B60W20/50B60W2600/00B60W2710/0627B60W2710/065F02D31/003F02D41/08F02D41/123Y10S903/903
    • The hybrid vehicle executes a diagnosis of a component related to exhaust qualities during a fuel-cut operation of the internal combustion engine and generates a fuel-cut request to execute the diagnosis. When the internal combustion engine is operated in an idle state, the hybrid vehicle feedback-controls a throttle valve opening (control parameter) such that an engine rotation speed is maintained at a target idle rotation speed, and learns a value corresponding to the control parameter as a learned value for controlling the idle operation in a state where the vehicle speed is not more than a learning permission vehicle speed and the internal combustion engine is operated in the idle state. The hybrid vehicle continues generation of the fuel-cut request until the learning of the idle operation control learned value is completed.
    • 混合动力车辆在内燃机的燃料切断动作中执行与排气质量有关的部件的诊断,并生成执行诊断的燃料切断请求。 当内燃机在空转状态下工作时,混合动力车辆反馈控制节气门开度(控制参数),使得发动机转速保持在目标空转速度,并且学习与控制参数对应的值 作为用于在车速不大于学习许可车速并且内燃机在空转状态下操作的状态下控制怠速运转的学习值。 混合动力车辆继续生成燃料切断请求,直到空转操作控制学习值的学习完成为止。