Because of the lag property of structure and controller, the control signal has time lag in the active vibration control of intelligent structure, and there is a phase difference between response signal and control signal.
智能结构振动控制中，因结构本身的特性和控制环节的存在，控制信号产生一定时滞，使控制信号与结构响应信号之间存在一定的相位差。
Then proportional-integral controller and lag-lead compensator are designed to improve dynamic performance of this kind of gyro. The main work includes optimizing parameters and system simulation.
用Matlab分析了陀螺本体传递函数的波德图，然后通过采用比例-积分控制和迟后-超前校正及参数优化、系统仿真，使陀螺系统的固有频率得到显著提高。
At last, we designed the Focus controller which used the Phase lag-lead arithmetic. By testing, further validate the feasibility and validity of this Controller.
在已知其受控装置模型的前提下，分析其聚焦误差信号、将轴向偏摆容许量提高(DVD：±500um)、模拟出新的聚焦特性曲线，最后采用相位滞后-超前校正算法设计了Focus控制器，经试验进一步验证了该控制器的有效性和可行性。
Both of the primary and secondary processes were first order plus dead time, and the primary controller was a PID with lag-lead element while the secondary controller was a PID controller with filter element.
主控制器是有超前滞后校正环节的PID，副控制器是带有滤波环节的PID。
The conventional PID control can not attain the precision, because of the existence of characteristics of dead zone, lag circle and nonlinearity in the AC servo system. A fuzzy PID controller is designed based on scientific study of Fuzzy Control Theory and applied to the AC position servo system.
究其原因主要是：一方面该系统作为一个非线性系统，其内部存在着滞环、非线性等特点，不能满足PID控制对控制对象精确数学模型的要求；另一方面交流伺服系统缺乏辅助设计手段，通常只凭经验进行设计；另外，控制策略及控制参数的取值与否一般只能在系统完成后，根据现场实际运行效果来判断，若不合理只能做局部的调整和修改，难以实现最优控制。
It provides a reference value for further study of steering motor`s lag character. Secondly, when we study the control strategy, the vehicle`s state are feedback timely, the controller may be too sensitive. So we hope the research of control method will improve it in future. Thirdly, when axial load changing, the characteristic value is not changed.
在做控制方法研究过程中，实时采集车辆状态信号（横摆角速度和质心侧偏角）进行反馈控制，没有考虑车辆对状态偏差的灵敏度问题，在今后的研究中应考虑状态偏差的灵敏度设计，即只有汽车的实际状态与理想状态的偏差达到一定的程度时，汽车操稳控制才起作用，进行汽车前轮转角的调整。
The thermal sensor had a large lag phase, so the data got by the sensor of digital mass flow controller should be compensated in advance.
热式传感器有很大的滞后环节，在数字质量流量控制器中需要对传感器数据进行补偿。
In practical engineering, however, since it inevitably takes some time to identify the active subsystem and apply for the matched controller, the switching time of controllers may lag behind that of the corresponding subsystems, which results in asynchronous switching.
然而，实际工程中识别运行的子系统和请求匹配的控制器难免需要一些时间，那么控制器切换可能会滞后相应子系统切换，从而导致异步切换。
A composed self-adaptive Bang-Bang control system which consists of Bang-Bang controller, PID controller, recognition device and reference model is stated. The control system can be used for time - lag objects with unknown parameters or varying timing.
提出由Bang-Bang控制器、PID控制器、辨识装置、参考模型组成的复式自适应Bang-Bang控制系统，可用于参数未知或时变的时滞对象。
In this controller wide area signals are adopted as its feedback input; in terms of stability theorem of time-lag system, a reference state feedback control system is designed and based on projective control principle the low-order output feedback control is obtained.
该控制器以广域信号为反馈输入，根据时滞系统稳定性定理形成参考状态反馈控制系统，基于射影控制原理获得低阶输出反馈控制。
Model uncertainty bound of first order lag process with dead time and IMC controller design for robust performance;
提出一种强鲁棒性的多内模控制器的设计方法，其可在线测试对象特性参数和模型快速跟踪对象。
For the temperature control system has the complex working conditions, changing parameters, operation of large inertia, control lag, etc. It needs higher quality temperature controller.
由于温度控制系统具有工况复杂，参数多变，运行惯性大，控制滞后等特点。所以，对控制调节器的要求较高。
A kind of parameter self tuning PID controller based on fuzzy inference method is used for control system with large inertia and time lag.
应用模糊推理的方法，将一种自整定PID参数控制器应用于大惯性带纯滞后的系统。
Then analyses the design technic of PID controller, and gives a design of series connection PID module based on lag-lead filter.
提出了一种以滞后-超前滤波器为基础的串联型PID控制器的设计方法，并对其在激光器控制中取代传统PID的可行性进行了分析。
The fuzzy control values of the optimized exhaust lag angle and intake advance angle of the EQ6100 engine are calculated by designing the fuzzy controller.
通过对模糊控制器的设计，计算出EQ6100汽油机在不同工况下的排气门提前开启角和进气门滞后关闭角的模糊控制值。
To some traditional PID methods, and Neuron Control system have some obvious predominance in some big temporal variation, close coupling, controller lag nonlinearity system.
神经网络控制系统比传统的PID等控制方法，在大时变、强耦合、大滞后等非线性系统中控制效果有着明显的优势。
We have corrected this issue by asserting a fixed camera for this shot that eliminates any controller lag.
我们已经纠正了这一问题，主张一个固定摄像头的这个镜头，无需任何控制器滞后。
Namely, after modifying dynamic curve, in the period of valley point, a single output fuzzy controller and a double output were applied respectively depending on advance or lag of valley point time.
即把动态特性曲线经过科学修正以后，在谷点时间到达阶段，根据谷点到达时间的提前或滞后，分别采用单输入单输出和双输入单输出模糊控制器进行控制；
Aiming at the thermocouple checkout stove with more lag, non-linearity and variability, and difficult to be controlled very well by using conventional method, a kind of intelligent PID controller is put forward by combining fuzzy expert system controller and PID controller.
针对具有较大的滞后性、非线性和时变性特点的热电偶校验炉对象，常规方法难以达到良好的控制效果，结合模糊专家系统控制器与PID控制器，提出了一种智能PID控制器结构。
Through the analysis on production process of paperboard machine and using dynamic matrix control algorithm in quantitative and moisture control of paperboard machine, the implementation of multiple variable controller with different time lag is investigated.
通过对板纸机生产过程的特征分析，将动态矩阵控制算法应用于板纸机定量和水分控制，探讨了具有不同时滞多变量控制器的实现问题。