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热词
    • 2. 发明授权
    • Engine speed control apparatus; engine system, vehicle and engine generator each having the engine speed control apparatus; and engine speed control method
    • 发动机转速控制装置; 发动机系统,车辆和发动机发电机各自具有发动机转速控制装置; 和发动机转速控制方法
    • US07150263B2
    • 2006-12-19
    • US11021850
    • 2004-12-22
    • Tomoaki KishiMikiyasu Uchiyama
    • Tomoaki KishiMikiyasu Uchiyama
    • F02D1/00F02D41/00
    • F02D31/002F02D11/105F02D11/106F02D35/0007F02D2041/2027
    • An engine speed control apparatus includes a throttle valve for adjusting the amount of an intake air sucked into an engine, a drive unit for driving the throttle valve, and a control unit for generating a PWM signal for driving the drive unit. The control unit includes a real speed detecting unit for detecting a real engine speed, a target speed setting unit for setting a target engine speed, a target speed change amount calculating unit for calculating a target engine speed change amount with the use of the real engine speed and the target engine speed, and a PWM pulse generating unit which calculates, according to the target engine speed change amount, a PWM control parameter for determining a PWM duty, and generates a PWM signal based on the calculated PWM control parameter, so as to supply the generated PWM signal to the drive unit. The PWM control parameter includes at least one of a PWM duty correction value for correcting the duty ratio of a PWM signal, a PWM duty correction value maintaining time during which the PWM duty correction value is continuously applied, and a PWM duty correction frequency at which the PWM duty correction value is applied.
    • 一种发动机转速控制装置,包括:用于调节吸入发动机的进气量的节流阀,用于驱动节流阀的驱动单元;以及用于产生用于驱动驱动单元的PWM信号的控制单元。 控制单元包括用于检测实际发动机转速的实际速度检测单元,用于设定目标发动机转速的目标速度设定单元,利用实际发动机计算目标发动机转速变化量的目标变速量计算单元 速度和目标发动机转速,以及PWM脉冲发生单元,其根据目标发动机转速量计算用于确定PWM占空比的PWM控制参数,并且基于所计算的PWM控制参数生成PWM信号,从而 以将产生的PWM信号提供给驱动单元。 PWM控制参数包括用于校正PWM信号的占空比的PWM占空比校正值,连续施加PWM占空比校正值的PWM占空比校正值保持时间以及PWM占空比校正频率,PWM占空比校正频率 应用PWM占空比校正值。
    • 4. 发明申请
    • Engine speed control apparatus; engine system, vehicle and engine generator each having the engine speed control apparatus; and engine speed control method
    • 发动机转速控制装置; 发动机系统,车辆和发动机发电机各自具有发动机转速控制装置; 和发动机转速控制方法
    • US20050161022A1
    • 2005-07-28
    • US11021850
    • 2004-12-22
    • Tomoaki KishiMikiyasu Uchiyama
    • Tomoaki KishiMikiyasu Uchiyama
    • F02D11/10F02D31/00F02D35/00F02D41/14
    • F02D31/002F02D11/105F02D11/106F02D35/0007F02D2041/2027
    • An engine speed control apparatus includes a throttle valve for adjusting the amount of an intake air sucked into an engine, a drive unit for driving the throttle valve, and a control unit for generating a PWM signal for driving the drive unit. The control unit includes a real speed detecting unit for detecting a real engine speed, a target speed setting unit for setting a target engine speed, a target speed change amount calculating unit for calculating a target engine speed change amount with the use of the real engine speed and the target engine speed, and a PWM pulse generating unit which calculates, according to the target engine speed change amount, a PWM control parameter for determining a PWM duty, and generates a PWM signal based on the calculated PWM control parameter, so as to supply the generated PWM signal to the drive unit. The PWM control parameter includes at least one of a PWM duty correction value for correcting the duty ratio of a PWM signal, a PWM duty correction value maintaining time during which the PWM duty correction value is continuously applied, and a PWM duty correction frequency at which the PWM duty correction value is applied.
    • 一种发动机转速控制装置,包括:用于调节吸入发动机的进气量的节流阀,用于驱动节流阀的驱动单元;以及用于产生用于驱动驱动单元的PWM信号的控制单元。 控制单元包括用于检测实际发动机转速的实际速度检测单元,用于设定目标发动机转速的目标速度设定单元,利用实际发动机计算目标发动机转速变化量的目标变速量计算单元 速度和目标发动机转速,以及PWM脉冲发生单元,其根据目标发动机转速量计算用于确定PWM占空比的PWM控制参数,并且基于所计算的PWM控制参数生成PWM信号,从而 以将产生的PWM信号提供给驱动单元。 PWM控制参数包括用于校正PWM信号的占空比的PWM占空比校正值,连续施加PWM占空比校正值的PWM占空比校正值保持时间以及PWM占空比校正频率,PWM占空比校正频率 应用PWM占空比校正值。