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    • 2. 发明授权
    • Controller for controlling a plant
    • 用于控制植物的控制器
    • US07305297B2
    • 2007-12-04
    • US11642550
    • 2006-12-21
    • Yuji YasuiKanako ShimojoEiji HashimotoYshihisa Iwaki
    • Yuji YasuiKanako ShimojoEiji HashimotoYshihisa Iwaki
    • G06F17/00G06F19/00F02D11/10
    • F02D41/1402F02D2041/1409F02D2041/1415F02D2041/1416F02D2041/1423F02D2041/1431
    • The present invention provides a controller for controlling a modeled plant robustly against disturbance. The controller comprises an estimator and a control unit. The estimator estimates disturbance applied to the plant. The control unit determines an input to the plant so that an output of the plant converges to a desired value. The input to the plant is determined to include a value obtained by multiplying the estimated disturbance by a predetermined gain. Since estimated disturbance is reflected in the input to the plant, control having robustness against disturbance is implemented. The controller may comprise a state predictor. The state predictor predicts the output of the plant based on the estimated disturbance and dead time included in the plant. The control unit determined the input to the plant so that the predicted output converges to a desired value. Since the state predictor allows for the dead time, the accuracy of the control is improved. The estimated disturbance is reflected in the predicted output, an error between the predicted output and an actual output of the plant is removed.
    • 本发明提供了一种控制器,用于强制地对干扰进行控制。 控制器包括估计器和控制单元。 估计器估计对工厂的干扰。 控制单元确定对设备的输入,使得设备的输出收敛到期望值。 确定到工厂的输入包括通过将估计的扰动乘以预定增益而获得的值。 由于估计的干扰反映在工厂的输入中,因此实现了具有抗干扰性的鲁棒性的控制。 控制器可以包括状态预测器。 状态预测器根据工厂包括的估计干扰和死区时间来预测工厂的产量。 控制单元确定对工厂的输入,使得预测输出收敛到期望值。 由于状态预测器允许死区时间,因此提高了控制的精度。 估计的干扰反映在预测的输出中,预测输出与工厂的实际输出之间的误差被消除。
    • 4. 发明授权
    • Control system for internal combustion engine
    • 内燃机控制系统
    • US07593805B2
    • 2009-09-22
    • US11665855
    • 2005-09-27
    • Kanako ShimojoYuji Yasui
    • Kanako ShimojoYuji Yasui
    • G06F19/00F01L1/34F02B75/12
    • F02D13/0226F01L1/181F01L1/185F01L1/20F01L13/0063F01L2001/0537F01L2105/00F01L2800/00F01L2820/032Y02T10/18
    • To provide a control system for an internal combustion engine, which is capable of attaining both the securing of excellent drivability and the reduction of impact occurring when a movable part abuts against a restriction part at the same time. The control system 1 includes a variable valve lift mechanism 50 that changes a valve lift Liftin, and includes a restriction part 67a for having a movable part 65 abut thereagainst for restricting the valve lift Liftin such that it does not exceed a predetermined limit lift Liftin_L, and a variable intake air amount mechanism 11 that changes the intake air amount. The control system calculates a control input ULiftin for control of the variable valve lift mechanism 50, with a predetermined control algorithm including a disturbance suppression parameter POLE_lf (step 54), such that the valve lift Liftin follows up the target valve lift Liftin_cmd. When a determination that the movable part 65 has abutted against the restriction part 67a is made, the control system sets the disturbance suppression parameter POLE_lf such that the degree of suppression of the disturbance thereby becomes smaller than before the determination (step 73).
    • 提供一种用于内燃机的控制系统,其能够同时确保优异的驾驶性能和减少当可动部件同时抵靠限制部件时发生的冲击。 控制系统1包括改变气门升程升降机构的可变气门升程机构50,并且包括限制部分67a,用于使可动部分65靠在其上以限制气门升程Liftin使其不超过预定的限位升程Liftin_L, 以及改变进气量的可变进气量机构11。 控制系统使用包括干扰抑制参数POLE_lf(步骤54)的预定控制算法来计算用于控制可变气门升程机构50的控制输入ULiftin,使得气门升程Liftin跟随目标气门升程Liftin_cmd。 当确定可移动部分65已经抵靠限制部分67a时,控制系统设置干扰抑制参数POLE_lf,使得干扰的抑制程度变得比确定之前变小(步骤73)。
    • 5. 发明授权
    • Transmission control system
    • 变速箱控制系统
    • US07231844B2
    • 2007-06-19
    • US11002920
    • 2004-12-03
    • Yuji YasuiKanako Shimojo
    • Yuji YasuiKanako Shimojo
    • F16H59/00
    • F16H61/2807Y10T74/19251Y10T477/60
    • A transmission control system is capable of promptly compensating for a disturbance attributable to a mechanical interference that takes place in a selecting operation so as to quickly complete the selecting operation. An adaptation disturbance observer provided in a selection controller calculates a disturbance component term in a model equation of a selecting mechanism for each control cycle of the selection controller. An equivalent control input calculator of a sliding mode controller uses the disturbance component term calculated by the adaptation disturbance observer to calculate an equivalent control input. An adder adds a reaching law input calculated by a reaching law input calculator and the equivalent control input to calculate a control value of a voltage to be applied to a selection motor of the selecting mechanism.
    • 传输控制系统能够及时补偿在选择操作中发生的机械干扰引起的干扰,从而快速完成选择操作。 提供在选择控制器中的适应干扰观测器针对选择控制器的每个控制周期计算选择机构的模型方程中的扰动分量项。 滑动模式控制器的等效控制输入计算器使用由自适应扰动观测器计算的干扰分量项来计算等效控制输入。 加法器将由达到律输入计算器和等效控制输入计算的到达律输入值相加,以计算要施加到选择机构的选择电机的电压的控制值。
    • 6. 发明申请
    • Plant control
    • 植物控制
    • US20060243232A1
    • 2006-11-02
    • US11367704
    • 2006-03-06
    • Kanako ShimojoYuji Yasui
    • Kanako ShimojoYuji Yasui
    • F01L1/34
    • F02D41/1401F01L1/053F01L13/0021G05B13/047
    • A plant control includes determining a control input into the plant to cause a control output of the plant to converge to a desired value. A value of at least one parameter for adjusting a speed of change of the control output relative to change of the desired value is determined in accordance with a plant condition. The control input is determined based on the parameter having the value thus determined. The parameter includes a first parameter for changing a speed of change of the control input relative to change of the desired value. The parameter can also include a second parameter for changing the relative speed via a corrected desired value that is determined by correcting the desired value. The second parameter can further include a gradient parameter and a gradually-approaching characteristic parameter.
    • 工厂控制包括确定到工厂的控制输入以使设备的控制输出收敛到期望值。 根据工厂条件确定用于调节控制输出相对于期望值的变化的变化速度的至少一个参数的值。 基于具有如此确定的值的参数来确定控制输入。 该参数包括用于改变控制输入相对于期望值的变化的变化速度的第一参数。 该参数还可以包括用于通过校正期望值确定的校正的期望值来改变相对速度的第二参数。 第二参数还可以包括梯度参数和逐渐接近的特征参数。
    • 8. 发明授权
    • Plant control device and control method using modulation algorithm
    • 植物控制装置和控制方法采用调制算法
    • US07502681B2
    • 2009-03-10
    • US10593641
    • 2005-03-17
    • Yuji YasuiKanako Shimojo
    • Yuji YasuiKanako Shimojo
    • F02D28/00
    • G05B21/02F02D41/1401F02D2041/143G05B2219/41154G05B2219/41156G05B2219/41158
    • There is provided a control method for sufficiently compensating the non-linear characteristic for a plant having a strong non-linear characteristic and satisfying the follow-up and stability for a plant having a large control amount fluctuation. There is provided a plant control device using modulation algorithm. The control device includes: means for calculating a temporary control input for controlling the plant output to a target value; means for dividing the temporary control input into a plurality of components; means for modulating at least one of the components; and means for adding the modulated component to another component so as to generate a control input. Thus, it is possible to minimize the input fluctuation caused by modulation while maintaining the compensation ability of the non-linear characteristic such as plant friction and hysteresis attributed to the conventional modulation algorithm. Accordingly, even in a plant in which the temporary control input is greatly changed, it is possible to prevent oscillation of the output, thereby improving the controllability.
    • 提供了一种用于充分补偿具有强非线性特性的设备的非线性特性并满足具有较大控制量波动的设备的后续和稳定性的控制方法。 提供了使用调制算法的工厂控制装置。 控制装置包括:用于计算用于将工厂输出控制为目标值的临时控制输入的装置; 用于将临时控制输入划分成多个部件的装置; 用于调节至少一个组分的装置; 以及用于将调制分量添加到另一分量以产生控制输入的装置。 因此,可以将由调制引起的输入波动最小化,同时保持归因于常规调制算法的非线性特性如工厂摩擦和滞后的补偿能力。 因此,即使在临时控制输入大大变化的设备中,也可以防止输出的振荡,从而提高控制性。
    • 9. 发明授权
    • Plant control
    • 植物控制
    • US07363891B2
    • 2008-04-29
    • US11367704
    • 2006-03-06
    • Kanako ShimojoYuji Yasui
    • Kanako ShimojoYuji Yasui
    • F01L1/34
    • F02D41/1401F01L1/053F01L13/0021G05B13/047
    • A plant control includes determining a control input into the plant to cause a control output of the plant to converge to a desired value. A value of at least one parameter for adjusting a speed of change of the control output relative to change of the desired value is determined in accordance with a plant condition. The control input is determined based on the parameter having the value thus determined. The parameter includes a first parameter for changing a speed of change of the control input relative to change of the desired value. The parameter can also include a second parameter for changing the relative speed via a corrected desired value that is determined by correcting the desired value. The second parameter can further include a gradient parameter and a gradually-approaching characteristic parameter.
    • 工厂控制包括确定到工厂的控制输入以使设备的控制输出收敛到期望值。 根据工厂条件确定用于调节控制输出相对于期望值的变化的变化速度的至少一个参数的值。 基于具有如此确定的值的参数来确定控制输入。 该参数包括用于改变控制输入相对于期望值的变化的变化速度的第一参数。 该参数还可以包括用于通过校正期望值确定的校正的期望值来改变相对速度的第二参数。 第二参数可进一步包括梯度参数和逐渐接近的特征参数。
    • 10. 发明授权
    • Plant control system
    • 工厂控制系统
    • US07340336B2
    • 2008-03-04
    • US10864552
    • 2004-06-10
    • Yuji YasuiKanako Shimojo
    • Yuji YasuiKanako Shimojo
    • G06F17/00
    • G05B13/04F16D48/06F16D2500/10412F16D2500/1045F16D2500/3026F16D2500/70442F16H61/32F16H2061/0071G05B2219/41145G05B2219/41222
    • A plant control system using response specifying control that makes it possible to independently set a follow-up behavior for an output value of a plant when a target output value of the plant changes and a convergent behavior for a difference between a target output value and an output value when the output value of the plant changes. The control system has a controller for determining a clutch stroke on the basis of a model equation of a clutch device such that a target rotational speed and an actual rotational speed of the clutch device coincide with each other. The controller includes a target value filter for carrying out filtering computation on a target rotational speed to calculate a filtering target value that converges to the target rotational speed with a response delay, and a response specifying control unit that determines the clutch stroke by response specifying control such that the filtering target value and the clutch rotational speed coincide with each other.
    • 一种使用响应指定控制的工厂控制系统,其可以在工厂的目标输出值改变时独立地设置工厂的输出值的跟踪行为以及目标输出值和目标输出值之间的差的收敛行为 当工厂的输出值发生变化时的输出值。 控制系统具有控制器,用于基于离合器装置的模型方程确定离合器行程,使得离合器装置的目标转速和实际转速相互一致。 该控制器包括目标值滤波器,用于对目标转速执行滤波计算,以计算以响应延迟收敛到目标转速的滤波目标值;以及响应指定控制单元,其通过响应指定控制来确定离合器行程 使得过滤目标值和离合器转速彼此一致。