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    • 2. 发明授权
    • Control device for electrically driven variable valve timing apparatus
    • 电动可变气门正时装置的控制装置
    • US07980214B2
    • 2011-07-19
    • US12081281
    • 2008-04-14
    • Masaomi Inoue
    • Masaomi Inoue
    • F01L1/34
    • F01L1/352
    • At time of starting an engine, stop/rotation of an electric motor is sensed based on presence/absence of output pulses of an encoder installed in the motor. Controlling of power supply to the motor is prohibited to maintain an off-state of the motor until start of rotation of the motor is sensed. When the start of the motor is sensed, the controlling of the power supply to the motor is started. At time of stopping the engine, stop/rotation of the motor is sensed based on time intervals of pulses outputted from the encoder. The controlling of the power supply to the motor is enabled until sensing of stopping of rotation of the motor. When the stopping of rotation of the motor is sensed, the controlling of the power supply to the motor is prohibited to stop the power supply to the motor.
    • 在启动发动机时,基于安装在电动机中的编码器的输出脉冲的存在/不存在来感测电动机的停止/旋转。 控制电机的电源被禁止保持马达的关闭状态,直到检测到马达的旋转开始。 当检测到电动机的起动时,开始对电动机的供电的控制。 在停止发动机时,基于从编码器输出的脉冲的时间间隔来检测电机的停止/旋转。 直到检测到电动机的转动停止为止才能控制电机的电源。 当检测到电动机转动停止时,禁止对电动机供电的控制,停止对电动机的供电。
    • 5. 发明申请
    • Knock detecting apparatus for internal combustion engine
    • 内燃机爆震检测装置
    • US20050000272A1
    • 2005-01-06
    • US10866248
    • 2004-06-14
    • Yuichi TakemuraMasaomi Inoue
    • Yuichi TakemuraMasaomi Inoue
    • G01H17/00F02D45/00G01L23/22G01M15/00
    • G01L23/225
    • A waveform knock signal detected by a knock sensor is filtered through a band-pass filter. The detected wave form signal is compared with an ideal reference knock waveform to determine an engine knock. The ideal reference knock waveform is derived on the basis of a factor depending on a crank angle, a factor depending on a real time and a factor depending on an engine construction. The factor depending on the real time is calculated based on an energy loss in a combustion chamber and a time constant of the band-pass filter. The factor depending on the engine construction is calculated based on a knock vibration which is generated in a cylinder, transferred to a cylinder block and detected by the knock sensor.
    • 由爆震传感器检测到的波形爆震信号通过带通滤波器进行滤波。 将检测到的波形信号与理想的参考爆震波形进行比较以确定发动机爆震。 基于取决于曲柄角的因子,取决于实际的因子和取决于发动机构造的因子导出理想的参考爆震波形。 取决于实时的因素基于燃烧室中的能量损失和带通滤波器的时间常数来计算。 取决于发动机构造的因素是基于在气缸中产生的爆震振动来计算的,转移到气缸体并由爆震传感器检测。
    • 6. 发明授权
    • Variable valve timing control system
    • 可变气门正时控制系统
    • US06330870B1
    • 2001-12-18
    • US09639235
    • 2000-08-16
    • Masaomi InoueOsamu SatoMichio Adachi
    • Masaomi InoueOsamu SatoMichio Adachi
    • F01L134
    • F02D13/0215F01L1/34F01L2001/0537F01L2001/3443F01L2001/34453F01L2001/34483F01L2001/34496F01L2800/00F01L2820/041F02D13/0219F02D13/0249F02D13/0261F15B15/12F15B15/261Y02T10/18
    • A variable valve timing adjuster with an intermediate lock mechanism learns a lock position and a lock release control. During a lock control, a learning of the lock position from a real camshaft phase is repeated to update the learned value, and the learning is ended when it is judged that the learned values have converged. At this time, when the learned values of the lock position do not converge even if the number of learning of the lock position exceeds a predetermined value, an insufficient lock state is judged, and the learned value of the lock position is set to an initial value or the learned value at the previous lock control thereby to make a lock release control. During the lock release control, on the other hand, the control (or the lock release control) of a hydraulic control valve is learned. When the lock cannot be released during the lock release control, the lock release control (or the learned value) is corrected in a direction to facilitate the lock release. When the correction of the lock release control is repeated a predetermined or more number of times or when the lock release control goes outside a predetermined range, the lock release failure is judged.
    • 具有中间锁定机构的可变气门正时调节器学习锁定位置和锁定释放控制。 在锁定控制期间,重复从真实凸轮轴相位学习锁定位置以更新学习值,并且当判断学习值已经收敛时学习结束。 此时,即使锁定位置的学习数量超过预定值,锁定位置的学习值也不会收敛,则判断为不充分的锁定状态,并将锁定位置的学习值设定为初始值 值或先前锁定控制的学习值,从而进行锁定释放控制。 另一方面,在锁定解除控制期间,学习了液压控制阀的控制(或锁定解除控制)。 在锁定释放控制期间不能释放锁定时,锁定释放控制(或学习值)在一个方向上被纠正以便于释放锁定。 当锁定解除控制的校正重复预定次数或更多次时,或者当锁定解除控制超出预定范围时,判断锁定解除失败。