时滞非线性系统的最优扰动抑制问题具有重要的理论和实际意义。
Optimal disturbance rejection for the nonlinear delay systems is of important meaning in theory and practice.
本文研究了一类具有最坏扰动抑制的双线性系统的最优控制问题。
This thesis discusses the optimal control problem of a class of bilinear systems with the worst disturbance rejection.
跟踪控制和扰动抑制是广泛存在于工程实际中的一类基本控制问题。
Tracking control and disturbance attenuation is the basic control in actual project.
指出灵敏度设计不同于扰动抑制的设计，求解灵敏度应首先求解一个输出注入问题。
Also it is pointed out that the first step of solving the sensitivity problem is to solve an output injection problem.
该控制器能够实现设定值跟踪与扰动抑制过程解耦，同时在对象模型失配情况下，系统具有较强的鲁棒稳定性。
This controller decouples the processes of tracking and disturbance restraining. The close-loop system is robust to the model uncertainties.
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。
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.
关于交变电流对MHD扰动的抑制作用，从理论上作了分析并从数值上加以证明。
The suppression role of the ac current on the MHD perturbations was analyzed in theory and proved numerically.
抑制系统参数变化和外部扰动的能力显著增强，充分体现了滑模控制的强鲁棒性。
The simulation results show that sliding mode controller has strong robustness in suppressing parameter variation and exterior disturbance.
通过算例证明改进后的气体分子动力学交通流模型对于抑制高密度车流状况下的扰动更为有效，具有更强的稳定性。
A test case validates that the improved gas-kinetic traffic model is more effective on suppressing the perturbation, and more stable at high vehicle densities.
计算结果表明，聚合物稀溶液减缓了扰动速度的增长，能有效地抑制流体的层流失稳。
The results show that dilute polymer solution decreases the disturbed velocity and restraints the flow instability effectively.
经典的、基于对象模型的PI控制方法简单、易于实现，但对于一些负载扰动和模型参数的变化，往往不能起到很好的抑制作用。
The traditional PI control method based on a plant model is simple, and easy to realize. But, it has not a good restraining effect on the varieties of load disturbance and model parameters.
为了抑制恒速旋转控制系统中的位置相关扰动，我们提出了一种非常有效的方法，它引入一种称为“位置域”的新概念。
To eliminate position dependent disturbances in a constant speed rotation system, we have proposed a very effective approach that introduces a new concept called the "position domain".
目前，电力系统主要采用电力系统稳定器(PSS)和FACTS阻尼控制器来抑制低频振荡，提高系统小扰动稳定性。
Currently, Power System Stabilizers (PSS) and FACTS damping controllers are widely used to suppress the low frequency oscillations and to improve small signal stability.
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。
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.
提出一种新的平滑切换方法，可有效抑制切换时对象出现的大幅扰动现象。
A new smooth switching method which can restrain the vibration in the course of switching effectively was also proposed.
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。
The results show that PID controller based on the disturbance observer can effectively suppress wind load disturbance.
结果表明，采用非线性控制规律，负载模拟系统的跟踪特性好，且系统能有效抑制强扰动所引起的多余力矩。
The result shows that load simulation system has a nice tracking characteristic by means of nonlinear control law, and the redundant moment brought by strong disturbance can be effectively restrained.
结果表明该控制策略能够有效的抑制大信号扰动，满足大信号扰动下系统稳定工作。
The results show that the control strategy can effectively inhibit the large-signal disturbance, meet the large-signal stability of perturbed systems.
同时借助干扰观测器对扰动实现完全抑制。
At the same time, disturbance observer is used to attain the full-scale disturbances suppression.
提出了压电梁对缓变周期扰动振动环境的多输入多输出振动抑制方法。
A multiple input and multiple output control approach is presented to suppress the vibration of the beam subjected to a slowly changing periodic dynamic turbulence.
为跟踪或抑制仅周期已知的未知周期参考或扰动信号，提出一种新的重复学习控制方法。
A novel repetitive learning control method is proposed for the tracking or rejection of unknown periodic reference or disturbance with a known period.
多指机械手抓取物体时，需要选取手指和物体的接触位置，最大限度地抑制外来扰动，实现稳定抓取。
When grasping an object with a multi-fingered robot hand, contact points on the object should be arranged deliberately to achieve maximum resistance to external disturbances.
在MATLAB环境下给出了用BP网对变速风力发电机控制的仿真模型和仿真结果，显示采用神经网控制器控制有很好的抗风速突然波动的作用，能有效地抑制扰动。
The simulation model and result are given under the environment of MATLAB. The fluctuation of wind speed can be controlled and the disturbance can be cancelled by BP neural network controller.
提出一种峰均功率比抑制的相位扰动方法。
A scheme named Phase Scrambling is proposed for the suppression of PAPR.
仿真结果表明，该方法对周期性扰动具有良好的抑制效果，对过程参数的变化具有很强的鲁棒性。
It is shown by simulations that this control strategy can achieve good disturbance rejection performance to periodic disturbances, and is more robust against process parameter variations.
采用该方法设计的控制器不仅能满足系统对快速性和稳态精度的要求，而且有效抑制了负载变化和不确定性扰动对系统的影响。
The designed controller not only satisfies the rapid and steady-state accuracy demands, but also effectively resists to the change of the rudder load and external disturbance.
采用该方法设计的控制器不仅能满足系统对快速性和稳态精度的要求，而且有效抑制了负载变化和不确定性扰动对系统的影响。
The designed controller not only satisfies the rapid and steady-state accuracy demands, but also effectively resists to the change of the rudder load and external disturbance.
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