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    • 1. 发明专利
    • Control device for vehicle
    • 车辆控制装置
    • JP2013032743A
    • 2013-02-14
    • JP2011169579
    • 2011-08-02
    • Denso Corp株式会社デンソーToyota Motor Corpトヨタ自動車株式会社
    • KODA AKINORIMIYAZAKI KIWAMU
    • F02D29/02F02D41/04F02P9/00
    • F02D11/105B60W10/06B60W2540/10B60W2540/12F02D11/106F02D41/22F02D2200/501Y02T10/40
    • PROBLEM TO BE SOLVED: To positively reduce output while suppressing increase of emission and deterioration of drivability when both an accelerator and a brake are stepped on at the same time.SOLUTION: In an output control microcomputer 16, when it is determined that both the accelerator and the brake are stepped on at the same time on the basis of signals of an accelerator sensor 11 and a brake switch 12, by switching off a switching means 18 and forcibly turning an accelerator sensor signal to be input into the output control microcomputer 16 into zero, first output reduction control is carried out, of reducing a throttle opening command value to be output to a throttle actuator 17 to an idling equivalent value as a result. When engine output is not reduced even when the first output reduction control is carried out, by turning off a switching means 20 and cutting off power supply to the throttle actuator 17, second output reduction control is carried out, of forcibly closing a throttle valve to an idling equivalent opening by power of a throttle return spring and reducing the engine output.
    • 要解决的问题:同时在同时踩踏加速器和制动器的同时,抑制发射的增加和驾驶性能的劣化,积极地减少输出。 解决方案:在输出控制微型计算机16中,当基于加速器传感器11和制动开关12的信号确定加速器和制动器同时踩踏时,通过关闭 切换装置18,并将要输入到输出控制微计算机16的加速器传感器信号强制转入零,执行第一输出减速控制,将节气门开度指令值减小到节气门执行器17输出到空转等效值 结果是。 即使在进行第一输出降低控制的情况下发动机输出也不降低时,通过切断切换装置20并切断对节气门执行器17的供电,进行第二输出减速控制,强制关闭节气门至 通过节气门复位弹簧的动力空转等效打开并减少发动机输出。 版权所有(C)2013,JPO&INPIT
    • 2. 发明专利
    • Electronic throttle control device
    • 电子节流控制装置
    • JP2008088924A
    • 2008-04-17
    • JP2006272547
    • 2006-10-04
    • Aisan Ind Co LtdDenso CorpToyota Motor Corpトヨタ自動車株式会社愛三工業株式会社株式会社デンソー
    • AKITA MINORUISHIDA KATSUMIMIYAZAKI KIWAMUKAMIO SHIGERU
    • F02D9/02
    • PROBLEM TO BE SOLVED: To provide an electronic throttle control device capable of accurately judging if a throttle valve butts against a full closed stopper.
      SOLUTION: In the electronic throttle control device provided with a throttle valve 4 opened and closed by drive of a motor 5 and a throttle sensor 6 detecting actual opening of the throttle valve 4, and controlling opening of the throttle valve 4 by driving the motor to adjust the actual opening of the throttle valve 4 detected by the throttle sensor 6 to a target opening, a butting judgment means 15 judging if the throttle valve 4 butts on the full closed stopper 24 is included. The butting judgment means 15 judges if the throttle valve 4 butts against the full closed stopper 24 or not, based on judgment condition set for each of a plurality of duty ratio areas.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种电子节气门控制装置,其能够精确地判断节气门是否对着全封闭的止动器。 解决方案:在具有通过马达5的驱动而开闭的节气门4的电子节气门控制装置和检测节气门4的实际开度的节气门传感器6的驱动下,通过驾驶来控制节流阀4的开度 将由油门传感器6检测到的节流阀4的实际开度调节为目标开度的电动机,包括判断节气门4是否在全封闭止动件24上的对接的对接判断单元15。 对接判断装置15基于为多个占空比区域中的每个占空比设定的判定条件来判断节气门4是否与全闭合止动件24抵接。 版权所有(C)2008,JPO&INPIT
    • 3. 发明专利
    • Sensor output abnormality determining device
    • 传感器输出异常确定装置
    • JP2005337211A
    • 2005-12-08
    • JP2004161140
    • 2004-05-31
    • Denso CorpToyota Motor Corpトヨタ自動車株式会社株式会社デンソー
    • YAMADA MASAKAZUKAMIO SHIGERUMIYAZAKI KIWAMU
    • F02D45/00
    • PROBLEM TO BE SOLVED: To improve abnormality determining precision of output of a throttle opening sensor.
      SOLUTION: In a system for comparing output (detected throttle opening) of the throttle opening sensor with a noise determining value N to determine the presence or absence of noise, the noise determining value N is set to a value raised by a predetermined value α for a base value Nbase when amount of change ΔTAtg per computation cycle of target throttle opening is larger than a threshold value H to prevent change of output of the throttle opening sensor in a transition period from being erroneously determined. On the other hand, when amount of change ΔTAtg of target throttle opening is below the threshold value H, the noise determining value N is returned to the base value Nbase to increase noise detection sensitivity.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提高节气门开度传感器的输出的异常判定精度。 解决方案:在用于将节气门开度传感器的输出(检测到的节气门开度)与噪声确定值N进行比较以确定噪声的存在或不存在的系统中,将噪声确定值N设置为提高预定值 当目标节气门开度的每个计算周期的变化量ΔTAtg大于阈值H以防止在过渡期间中的节气门开度传感器的输出变化被错误地确定时,基值Nbase的值α。 另一方面,当目标节气门开度的变化量ΔTAtg低于阈值H时,噪声判定值N返回到基准值Nbase,以提高噪声检测灵敏度。 版权所有(C)2006,JPO&NCIPI
    • 4. 发明专利
    • Throttle valve heating control device for internal combustion engine
    • 用于内燃机的节流阀加热控制装置
    • JP2009036110A
    • 2009-02-19
    • JP2007201536
    • 2007-08-02
    • Aisan Ind Co LtdDenso CorpToyota Motor Corpトヨタ自動車株式会社愛三工業株式会社株式会社デンソー
    • MIYAUCHI NAOTOMIYAZAKI KIWAMUKAMIYA AKIHIRO
    • F02D9/10F02D9/02
    • PROBLEM TO BE SOLVED: To provide a throttle valve heating control device for an internal combustion engine capable of preventing a throttle valve from being frozen and fixed after the stop of the internal combustion engine, and eliminating the frozen throttle valve of the internal combustion engine before the start of the internal combustion engine even if the throttle valve is frozen and fixed after the stop of the internal combustion engine. SOLUTION: The throttle valve heating control device for the internal combustion engine provided with an electric heater comprising a heat generating body 4 or the like near the throttle valve 2 arranged in an intake air passage 15 of the internal combustion engine and heating the throttle valve 2 and a part around the same by making the electric heater generate heat by electricity application to the heat generating body 4 includes a voltmeter 54 measuring a voltage of a power source of the electric heater after the stop of the internal combustion engine, and a controller 53 starting electricity application to the heat generating body 4 when a power source voltage measured by the voltmeter 54 is higher than 10V. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种用于内燃机的节气门加热控制装置,其能够防止节气门在内燃机停止之后被冻结和固定,并且消除内部的内部冷冻节流阀 即使在内燃机停止之后节流阀被冷冻和固定,在内燃机启动之前的内燃机。 解决方案:具有电动加热器的内燃机的节气门加热控制装置,该电加热器包括布置在内燃机的进气通道15中的节流阀2附近的发热体4等,并加热 通过使电加热器通过向发热体4施加电力而产生热量的节气门2和其周围的部分包括测量内燃机停止后的电加热器的电源的电压的电压计54,以及 当由电压计54测量的电源电压高于10V时,控制器53开始向发热体4施加电力。 版权所有(C)2009,JPO&INPIT
    • 5. 发明专利
    • Electronic throttle control device
    • 电子节流控制装置
    • JP2008088925A
    • 2008-04-17
    • JP2006272549
    • 2006-10-04
    • Aisan Ind Co LtdDenso CorpToyota Motor Corpトヨタ自動車株式会社愛三工業株式会社株式会社デンソー
    • AKITA MINORUMIYAZAKI KIWAMUKAMIO SHIGERU
    • F02D9/02F02D45/00
    • PROBLEM TO BE SOLVED: To provide an electronic throttle control device capable of maintaining desired idling speed without being influenced by assembly variations, temperature characteristics of a throttle sensor, and the like.
      SOLUTION: In the electronic throttle control device provided with a throttle valve 4 driven to open and close by a motor 5, and a throttle sensor 6 detecting actual opening of the throttle valve 4, and controlling an actual opening VTA of the throttle valve 4 detected by the throttle sensor 6 to a target opening RTA based on an ISC learning opening by driving the motor 5, an ISC lower limit guard value is renewed to the target opening RTA when the throttle valve 4 does not butt against a full closed stopper 24, or the ISC lower limit guard value is renewed to an opening detected by the throttle sensor 6 when the throttle valve 4 butts against the full closed stopper 24, by a microcomputer 15.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种能够在不受组装变化,节流传感器的温度特性等的影响的情况下保持所需的空转速度的电子节气门控制装置。 解决方案:在具有驱动马达5打开和关闭的节流阀4的电子节气门控制装置和检测节流阀4的实际开度的节气门传感器6以及控制节气门的实际开度VTA 由节气门传感器6检测到的阀门4通过驱动电动机5而基于ISC学习开口到目标开度RTA,当节气门4不对齐全闭合时,将ISC下限保护值更新到目标开度RTA 止动器24或ISC下限保护值被微型计算机15更新到由节气门传感器6检测到的开度。节气门4通过微型计算机15抵靠全关闭止动器24。(C)2008,JPO和INPIT
    • 8. 发明专利
    • Control device of internal combustion engine
    • 内燃机控制装置
    • JP2011247154A
    • 2011-12-08
    • JP2010120474
    • 2010-05-26
    • Denso CorpToyota Motor Corpトヨタ自動車株式会社株式会社デンソー
    • MIYAZAKI KIWAMUKODA AKINORI
    • F02D45/00
    • PROBLEM TO BE SOLVED: To provide a control device of an internal combustion engine capable of performing accurate cylinder discrimination during the start of the internal combustion engine while reducing a load on an ECU executing cylinder discrimination as compared with a conventional device even if cylinder discrimination is performed on the basis of only a cam angle signal output from a cam angle sensor and shortening a time required for the start of the internal combustion engine.SOLUTION: The ECU determines whether an engine is started or not (a step S1) in a fail-safe state, adjusts the count value of a crank counter for F/S (step S2) on the basis of all edges of a G2In signal and a G2Ex signal when it is determined that the engine is started, adjusts the count value of the crank counter for F/S (a step S3) on the basis of an effective edge of the G2In signal when it is determined that the engine is not started and performs cylinder discrimination (a step S4) on the basis of the adjusted count value of the crank counter for F/S.
    • 要解决的问题:提供一种内燃机的控制装置,其能够在内燃机启动期间执行精确的气缸判别,同时与常规装置相比减少执行气缸判别的ECU上的负载,即使 仅基于从凸轮角度传感器输出的凸轮角信号并缩短内燃机启动所需的时间来进行气缸鉴别。 解决方案:ECU在故障安全状态下,判定发动机是否启动(步骤S1),根据F / S的所有边缘调整F / S的曲柄计数器的计数值(步骤S2) 当确定发动机起动时,G2In信号和G2Ex信号,当确定为G2In信号的有效边沿时,根据G2In信号的有效边沿来调整用于F / S的曲柄计数器的计数值(步骤S3) 基于用于F / S的曲柄计数器的调整计数值,发动机不起动并进行气缸判别(步骤S4)。 版权所有(C)2012,JPO&INPIT