闭环

全闭环CNC螺纹磨床主控方式及其原理

Main Control Mode and Principle of Fully Closed Loop CNC Thread Grinder

介绍用变频器PID闭环控制改造的措施及效益。

The measure and benefit of inverter PID closed loop control reformation were introduced .

直流电动机PID神经网络双闭环控制系统

Double Closed Loop PID Neural Network Control System of DC Motors

采用PLC控制比例阀进行软件闭环控制的应用研究

Applied research on software closed-loop control by using PLC controlled proportional valve

结果表明，一阶P型开闭环学习控制能够很好实现仿生腿对人工腿步态的跟踪。

The result indicates that the first order P-type open-closed loop iterative learning control can implement gait tracking well .

提出了一种PID调节器的闭环测试方法。

This paper introduces a loop-locked teSt method of the PID regulator .

用可编程控制器实现闭环PID调节功能

Accomplishing the closed-circuit PID regulation with a programmable controller

K步超前输出预报、闭环极点配置和控制信号计算。

The computing of control signals .

利用MIS技术加强电力设备缺陷闭环管理

Utilizing MIS Technology to Enhance the Power Equipments Defect Closed Management

单位功率因数PWM整流器双闭环PI调节器设计

Design of Double Closed-loop PI Regulator for Unit Power Factor PWM Rectifier

D型闭环迭代学习控制的2-D模型及收敛性分析

D-type Closed-loop Iterative Learning Control 2-D model and Its Convergence Analysis

并通过变参数PI数字电流控制器构成电流闭环系统。

The current closed-loop system is composed of current controllers that control variable parameter PI .

该模型可以方便的由MATLAB进行仿真，可用于分析开环和闭环的结构。

The model can be conveniently simulated with MATLAB and apply to analyzing the open loop and closed loop structure .

采用变参数PI控制方法，对关节的力闭环控制进行了试验。

Using the variable argument PI control method , the force control of joint is studied .

试验结果表明，以DSP为核心的双闭环并联控制逆变波控CO2焊机系统具有良好的控制性能，且电路简单调试方便。

The results show that besides its simple structure and easy operation , the system has good controlling performance .

利用分段Lyapunov函数法对闭环系统的稳定性问题进行了分析。

With the piecewise Lyapunov theory , the stability of the closed system is analyzed .

PWM型开关变换器闭环系统时域分析的精细积分法

A precise time - integration for analysis of time - domain to closed - loop PWM switched converters

通过实时网络构成的闭环反馈控制系统，被称为网络控制系统（Networkedcontrolsystems，简称NCSs）。

Feedback control systems wherein the control loops are closed through a real-time network are called networked control systems ( NCSs ) .

研制用可编程序控制器（PC）对国产1.6米切片机实现闭环控制。

The closed loop control of chinese & built 1 . 6 meter slicer by use of programmable controller has been developed .

PWM控制节能式电火花线切割脉冲电源主电路是一个电流闭环控制系统，放电电流的动态特性是影响电火花线切割加工工艺性能的重要因素。

The main circuit of the wire-incisory pulse power with PWM energy-controlled electric spark serves as a closed loop .

采用了PID和直流斩波控制策略对电动机目标电流进行闭环跟踪控制。

The close-loop control strategies of PID and PWM were adopted to control the target current of the motor of the EPS system .

针对高精度定位的需要，设计了数字闭环控制系统，引入数字PID模糊控制器以提高系统的定位性能。

To meet the need of high-precision positioning , a digital feedback controller is adopted to improve the performance of the ultra-micropositioning system .

利用内置的PID控制器调节变频器的输出，实现闭环自动调节、恒压供水。

Use the in-built PID controller to adjust output of e frequency converter , realizing close-loop automatic adjustment and constant pressure water supply .

采用FPGA实现了线性调频连续波信号源的实时数字式闭环线性校正网络，利用SYSTEMVIEW完成了系统的仿真，并用VHDL完成了软件的设计。

The FPGA is used to implement real-time digital closed loop linear revise network , and use System View to simulate system , then design software with VHDL language .

通过分析其开、闭环波德图，得出本系统为稳定系统，经过PID校正后，系统的响应速度提高。

The system is stable by analyzing of open and closed bode diagram . After adjustment , the response characteristic of hydraulic AGC is enhanced .

首先，在所搭建的试验平台上，用软件设计了无刷直流电动机的全数字双闭环调速控制，验证了DSP控制器的高性能、高精度等优点。

First , speed control of motor based on DSP is designed with this platform , which approves good performance and good precision of DSP controller .

然后，本文在传统双闭环控制的基础上，内环的控制算法不变，改变外环控制器的设计算法，主要采用IP控制方案。

Then , this thesis applies IP control algorithm to change controller in outer loop but not in inner loop based on basic double closed loop control system .

以松香为基本原料，通过DA加成反应，合成了丙烯酸改性松香，继而与环氧氯丙烷进行酯化反应、闭环反应，合成了丙烯酸改性松香基环氧树脂。

Acrylic modified rosin type epoxy resin was synthesized by esterification and ring closing reaction of acrylic modified rosin with excessive epichlorohydrin .

基于Delta算子界实引理，给出闭环不确定系统具有H∞范数界的充分条件和状态反馈设计。

Based on the Delta operator bounded real lemma , sufficient condition with H ∞ norm bound on closed loop uncertain systems and state feedback design are presented .

采用富士PLC、人机界面与变频器实现了低速风洞数据采集和风速的闭环控制。

The low speed wind tunnel data acquiring and the closed loop controlling of wind velocity are realized by PLC and human machine interface and inverter from Fuji .