控制

The electric elevator controlling has adopt two kinds way at present commonly, one being to adopt PC to control an element as the signal, accomplish electric elevator signal acquisition , operation state and functional setting up, that the automation controller and collection selections realizing an electric elevator run a function , drag moving is to come to be completed from the frequency transformer under the control of; The selections controlling way second kinds using programming controller to substitute PC realizing signal collection is controlled.

目前电梯的控制普遍采用了两种方式，一是采用微机作为信号控制单元，完成电梯信号的采集、运行状态和功能的设定，实现电梯的自动调度和集选运行功能，拖动控制则由变频器来完成；第二种控制方式用可编程控制器取代微机实现信号集选控制。

At present the elevator control generally has selected twomethods, one is uses the microcomputer to take the signal controlunit, completes the elevator signal gathering, the running status andthe function hypothesis, realizes the elevator automatic dispatch andthe collection chooses the movement function, drives the control tocomplete by the frequency changer; The second control modesubstitutes for the microcomputer realization signal collection withthe programmable controller to choose the control.

目前电梯的控制普遍采用了两种方式，一是采用微机作为信号控制单元，完成电梯信号的采集、运行状态和功能的设定，实现电梯的自动调度和集选运行功能，拖动控制则由变频器来完成；第二种控制方式用可编程控制器取代微机实现信号集选控制。

Adhibiting the nerve cell and qurdratic capability target, by the self-adapting self-studying consistent and better abiding of the nerve cell ,the thesis realizes the conforming of the parameter not depending the canal mathematics ,furthermore the parameter can self-adjust for the information of the canal.Combining the BP nets and the routine PID controller, and adhibiting the linear optimization target function, the thesis realizes the conforming of the parameter not depending the canal mathematics, furthermore the parameter can self-adjust for the information of the canal. Using the MATLAB the thesis simulates and acquires some significative effects.

在传统PID渠道控制中引入了神经元和二次型性能指标，利用神经元自适应、自学习、并行处理及较强的容错能力，实现了PID控制中参数的整定不依赖于渠道数学模型，且PID参数能根据渠道的适时信息在线调整以满足适时控制的要求将BP网络与常规PID控制结合，并引入了最优化目标函数，利用BP网络来实现PID控制器参数的在线整定，将其运用于渠系等体积控制，并利用MATLAB软件进行了数值模拟仿真，取得了一些有意义的成果和较为满意的结果。

Distributed control system based fieldbus is a new kind of control system, it connects UFCH, UFMH, UOPS, ULFS by databus mode. It integrates computer technology, communication technology and process control technology, adopts multi-layers frame to adjust to demand of high standard productive control and management.

基于现场总线技术的集散控制系统是一种新型的控制系统，它是采用总线方式将现场控制单元、现场监视单元、操作站、通信接口单元连接起来，综合了计算机技术、通信技术和过程控制技术，采用了多层次分级的结构形式，以适应现代高水平生产控制与管理的需要。

Distributed control system based fieldbus is a new kind of controlsystem, it connects UFCH, UFMH, UOPS, ULFS by databus mode. Itintegrates computer technology, communication technology and processcontrol technology, adopts multi-layers frame to adjust to demand of highstandard productive control and management.

基于现场总线技术的集散控制系统是一种新型的控制系统，它是采用总线方式将现场控制单元、现场监视单元、操作站、通信接口单元连接起来，综合了计算机技术、通信技术和过程控制技术，采用了多层次分级的结构形式，以适应现代高水平生产控制与管理的需要。

For many companies doesn't own DCS control system, automatic control that electro demist precipitator high and low voltage electric control system want achieve will be carried by PLC .

某些企业没有 DCS 控制系统，电除雾器高低压电气控制系统要求实现自动控制，可由 PLC 控制完成，实现本地自动控制。高压电源采用 HLP 型。

Considering the significant practical meaning of experimental platform for network control system research, the author implements an Ethernet Networked Motion Control Open Platform, which includes a speed servo motor driver as a net node with embedded Ethernet interface using digital signal processor; a network controller based on PC which is convenient for realizing sorts of control algorithm; network flow disturbers, helping control on network congestion; a visual graphical monitor system on real time network data, displaying control system state curve dynamically.

系统选用电机速度伺服控制系统作为网络控制的目标对象，采用高性能数字信号处理器设计实现了内含以太网接口的电机驱动器网络化节点；设计了可方便实现各种控制算法的基于PC机的网络控制器；设计了网络流量干扰节点，可对网络拥塞程度实现定性控制；设计实现了图形化网络数据监视系统，动态显示控制系统状态曲线。

Online tuning and relatively light calculation burden due to directly coefficient setting by formula extend this scheme to be used for fast-running process and mechanical equipment, numerical simulation over a wide range of system parameter variation shows that the recommended scheme is superior to both traditional PDF designed by Phelans approach and relay feedback auto-tuning PID in terms of performance behavior.

本文通过基于继电反馈的自整定PDF控制和基于Phelan法的PDF控制及基于继电反馈的自整定PID控制的比较研究，表明所提出的控制方法具有良好的控制效果。

This invention provides a kind of microwave oven that can identify the metal cuisine container. It includes the rotary disk of the cooking room. In the electricity control room there is control circuit. In the control circuit there is main control slug which connects with the current source. Between the power of the control circuit and the main control slug there is alarm circuit and they form a loop with the control circuit. There set the conductive coat and standard riding line on the rotary disk. Through the conductive end set under the rotary disk that the rotary disk's standard riding line connects with, one conductive end connects with the power of the control circuit, and the other connects with the alarm loop and the main control slug.

本发明提供一种具有识别金属料理器皿功能的微波炉，包括有烹调室的旋转盘，电控室中设有控制电路，在控制电路中含有与电源连接的主控芯片，在控制电路的电源与主控芯片之间设置有报警电路并与控制电路形成回路；在旋转盘上设有导电涂层和标准安放线，通过旋转盘上的标准安放线连接设在旋转盘下方的导电端子，其中一导电端子与控制电路中电源相连，另一导电端子与报警电路和主控芯片相连接。

It also has a multiple function including the running control, the zincified degree control, the temperature control, the check of trouble, the display and alarm, the data print and so on.

滚镀锌生产流水线采用微型机控制比采用数字程序控制，自动化程度更高；并具有行车运行控制、镀层控制、温度控制、故障检测、显示报警、数据打印等多种功能。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。