Then, a nonlinear disturbance observer is used to approximate compound disturbance.
然后采用非线性干扰观测器逼近复合干扰。
At the same time, disturbance observer is used to attain the full-scale disturbances suppression.
同时借助干扰观测器对扰动实现完全抑制。
The results show that PID controller based on the disturbance observer can effectively suppress wind load disturbance.
结果表明，基于干扰观测器的PID控制器可以有效地抑制风载荷扰动。
Finally, the dynamics of locomotive traction are analyzed, and a disturbance observer is used to estimate adhesion coefficient.
最后，分析了机车牵引动态模型，并且建立了干扰观测器的粘着系数估计系统。
A novel nonlinear disturbance observer-enhanced trajectory linearization control (TLC) structure is applied to an aerospace vehicle (ASV).
研究一种新的空天飞行器基于非线性干扰观测器的轨迹线性化飞行控制方案。
So, on the basis of decoupling, disturbance observer is designed to proceed compensation. This method is applicable for the practical engineering application.
因此，本文在解耦的基础上设计了干扰观测器进行补偿，这种方法易于应用到实际工程中。
For the wind load disturbance on the servo system performance, disturbance observer is designed, and the simulation of the control system based on the disturbance observer is completed.
针对风载荷扰动对伺服系统性能的影响，设计了干扰观测器，并对该基于干扰观测器的控制系统进行了仿真。
The paper describes the principle of the load observer, designs the load observer which used in control the disturbance of rolling and be used in rolling.
阐述了负荷观测器的基本原理，设计了用于抑制轧机咬钢扰动的负荷扰动观测器，并应用到轧钢系统中。
Simulation results demonstrate that the proposed observer can detect the faults sensitively, and the influence of unknown disturbance on residual error can be restrained to a given range.
仿真算例结果表明，在故障发生时，优化观测器可以很灵敏地检测出故障，并能将未知扰动对残差的影响有效地抑制在给定的范围内。
Concerning the state observer decoupling disturbance for singular systems, we study its existence conditions, its structure and the design methods.
本文讨论了广义系统的干扰解耦状态观测器的结构形式、存在条件和设计方法。
The main results are: 1 considering the existence of random disturbance, we realize the chaos synchronization based on the state observer.
主要结果有：1在随机扰动存在的情况下，基于状态观测器思想，实现了混沌系统的同步。
The chattering of the VSC system is effectively minimised by designing a load thrust observer and a disturbance feed forward compensation.
负载推力观测器和扰动前馈补偿的设计有效地削弱了变结构控制产生的抖振。
This paper realizes disturbance de-coupled with model error and system uncertainty by using a combination of full-order nonlinear unknown input observer and fault detection filter.
该文设计了全维非线性未知输入观测器，实现检测滤波器对于被控对象模型误差和系统不确定性因素的干扰解耦。
This paper proposes a novel structure of extended state observer (ESO) for state observation of nonlinear system with measurement noise, which can be used in disturbance rejection controller.
提出了扩张状态观测器的一种新的形式，用于处理量测环节带有噪声干扰时的情况。
A novel disturbance decoupled reduced-order observer (DDRO) design scheme is presented for the reason that the states can be disturbed by environment easily.
针对系统状态易受外界干扰的情况，设计一种干扰解耦降维观测器。
The decoupling control of 3DOFM can be realized by vector control and disturbance torque observer.
本文提出的矢量控制和扰动转矩观测器方法解决了电磁和力学耦合的问题。
The chattering of the VSC system is effectively minimised by designing a load thrust observer and disturbance feed forward compensation.
通过负载推力观测器的设计和扰动的前馈补偿，有效地削弱了变结构控制产生的抖振。
This paper presents an estimation method for speed and disturbance torque based on observer theory.
本文根据观测器理论估测直流马达的转速与干扰转矩。
The problem of disturbance estimation for a class of nonlinear systems is studied based on the observer method.
针对一类非线性系统的未知扰动，研究了基于观测器的扰动估计问题。
A novel idea of designing and applying linear state observer is presented in this paper to reconstruct the load disturbance for feed forward control in AC. vector control systems.
本文提出了在交流矢量控制系统中设计线性状态观测器的新思路，并以此重构出负载扰动作前馈控制。
The dynamic observer design problem of synchronization in a class of nonlinear feedback chaotic systems with a bounded disturbance is investigated in this paper.
研究了在界干扰情况下一类非线性反馈混沌系统的同步动态观测器设计问题。
The auto-disturbance rejection controller is composed of three parts: tracking-differentiator, extended state observer and nonlinear state error feedback control law.
自抗绕控制器由三部分组成：跟踪微分器、扩张状态观测器和非线性状态误差反馈控制律。
The observer of disturbance torque is applied to reduce the affect of torque disturbance on speed.
另外在此基础上，采用了负载转矩扰动观测器，减小了负载扰动对速度的影响。
The extended states observer (ESO) of the active disturbance rejection controller is used for fault diagnosis.
将自抗扰控制器中扩展状态观测器的思想用于故障诊断之中。
The extended states observer (ESO) of the active disturbance rejection controller is used for fault diagnosis.
将自抗扰控制器中扩展状态观测器的思想用于故障诊断之中。
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