load disturbance

the simulation results show this controller has very strong robustness not only to external load disturbance, but also to unpredictable plant parameter variations such as inertia of load 、 resistance of armature and coefficient of torque.

仿真结果证明，该控制器不仅有效地抑制了不确定负荷扰动的影响，同时对系统内部参数如电机转动惯量、电枢电阻、转矩常数等的摄动也具有较强的鲁棒性。

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The results showed that the control algorithm had good dynamic and steady-state characteristics, had a strong robust in the case of load disturbance.

结果显示该控制算法具有较好的动态特性和稳态特性，在有负载扰动的情况下鲁棒性较强。

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Sliding Mode Control Including Rate of Change of Load Disturbance for AC Regulating Speed System

交流调速系统含负载扰动变化率的滑模控制

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first, aiming at the time-varying uncertainty of load disturbance, the variable structure robust tracking controller for speed control system of the tandem cold rolling mill is designed based on the load disturbance estimator.

其中包括以下几方面的内容：（1）针对冷连轧机速度控制系统负载扰动的时变不确定性，设计了基于负载扰动估计器的速度变结构鲁棒跟踪控制器。

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It is robust to Coulomb Friction, load disturbance and other unknown factors in the plant.

此算法对库仑摩擦和负荷干扰以及其它不确定因素具有一定的鲁棒性.

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based on the analysis of dynamic model of field-oriented controlled induction motor considering the load torque disturbance, a novel adaptive disturbance observer is proposed. and disturbance torque feedforward control for speed regulator is designed to obtain satisfactory dynamic response by realizing the compensation for external load disturbance.

在分析扰动转矩对感应电机转子磁场定向控制系统动态模型影响的基础上，提出了一种自适应扰动转矩观测器，并对转速控制器进行扰动转矩前馈补偿以提高系统的抗负载扰动能力。

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the load disturbance is estimated and compensated by the speed controller, which effectively removes the static tracking error that would be caused by the disturbance without compensation.

通过速度控制器对负载扰动进行估计和补偿，消除了负载扰动可能带来的稳态跟踪误差。

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based on the analysis of the model of brushless dc motor servo control system, pcv ( proportional constant variable) approach is presented to achieve accurate servo tracking in the presence of load disturbance and plant parameter variations.

在分析正弦波型直流无刷电动机数学模型的基础上，采用比例等速变速控制策略（PCV）设计控制器，应用于正弦波型直流无刷电动机位置伺服系统。

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based on the analysis of dynamic model of field-oriented controlled induction motor considering the load torque disturbance, a novel adaptive disturbance observer is proposed. and disturbance torque feedforward control for speed regulator is designed to obtain satisfactory dynamic response by realizing the compensation for external load disturbance.

在分析扰动转矩对感应电机转子磁场定向控制系统动态模型影响的基础上，提出了一种自适应扰动转矩观测器，并对转速控制器进行扰动转矩前馈补偿以提高系统的抗负载扰动能力。

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Design and application of load disturbance observer for speed control system of cold strip mill

冷带轧机速度控制系统负载扰动观测器的设计及应用

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changes of the gap flux for synchronous motor with vector control during the load disturbance

矢量控制同步机在负载扰动时气隙磁场的变化

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