查询词典 automatic control system

Through a series of designs, has satisfied the blooming mill when the rolling can the automatic control roll over the width the machine part design request, and the entire mechanical system work process quite is steady, makes the hot-rolling mill automatic width control system organization structure to be simple, disassembling is convenient, the service is easy, the price is inexpensive.

通过一系列的设计，满足了初轧机在轧制时能自动控制轧宽的机械部分的设计要求，并且整个机械系统工作过程比较平稳，使热轧机自动宽度控制系统机构结构简单，拆装方便，维修容易，价格低廉。

According to different technological requirements of battery component, B series automatic laminating machines can set different technological parameters, boast reasonable and compact structural design, as well as the design of stable continuous feeding and discharge mechanism; PLC automatic control, high-definition touch screen display, humanistic intelligence control system; urgent, emergent and accurate alarm system is able to deal with unexpected states of the equipment, to ensure that the equipment is safe and reliable and the components are not damaged; oil heating style and thickened hot plate make the temperature more equal and even; unique tightening structure of silica gel plate further smoothes the tightening of silica gel plate, prevents the frilling of silica gel plate, and makes the replacement of silica gel plate quicker and more convenient.

B系列全自动层压机可根据电池组件不同的工艺要求，设置不同的工艺参数，合理紧凑的结构设计，稳定的连续式出入料机构设计；PLC自动控制，高清晰触摸屏显示器，拥有人性化智能控制系统，设置紧急、应急及准确的报警系统以应对设备突发情况，保证设备安全可靠，使组件不受损伤；采用油加热方式，加厚热板，温度更均匀；独特的硅胶板张紧机构设计，使硅胶板的张紧更平整，杜绝硅胶板的起褶现象，硅胶板更换更方便快捷。

In order to assure that the plant can be safely shutdown and to comply with the requirement of 10CFR 50.62, various ATWS prevention mitigation features have been implemented in the design of Lungmen Plant, including Fine Motion Control Rod DriveRun In, Alternate Rod Insertion, Automatic Initiation of Standby Liquid Control System, Reactor Internal Pump Trip/ Runback, Feedwater Flow Runback, and Inhibition of Automatic Depressurization System.

摘要 核四厂属进步型沸水式核能电厂，其采用数位式仪控系统设计，考虑设计上可能存在软体共因失效问题，导致反应器无法顺利急停，产生预期暂态未急停（Anticipated Transient Without Scram， ATWS）事件，为确保反应器安全，并符合10CFR 50.62法规要求，电厂设计上装设有缓抑ATWS事故之软体与硬体设施，包括微调控制棒驱动机构插入、替代性控制棒插入、备用硼液控制系统自动启动、炉内泵跳脱、炉内泵回退、饲水回退与禁止自动释压系统开启等型态。

In association with the improvement design practices on winding equipment for main cable of large span cable bridges liking Shantou Gulf Bridge, Xiling Yangtse River Bridge and Xiamen Haicang Bridge, some contents are systematically described on the basis of electric control system of ZLC series winding machine for main cable, including mechanism composition of the winding machine for main cable, mathematical relationship between rotation speed of winding system and travel speed of the winding machine, work principle of accurately matching control on the two speeds with PLC and frequency converter, wireless measurement and monitor of winding system tension, automatic override control on cable clamp as well as practical effect of a real bridge application.

结合对汕头海湾大桥、西陵长江大桥和厦门海沧大桥等大跨度悬索桥的主缆缠丝施工设备－主缆缠丝机的改进设计实践，以ZLC系列主缆缠丝机的电气控制系统为基础，系统介绍了主缆缠丝机的机构组成、缠丝系统旋转速度与缠丝机行走速度之间的数学关系、采用PLC及变频器对两速度进行精确匹配控制的工作原理、缠丝系统张力的无线测量、监控、索夹的自动跨越控制以及实桥的应用效果。

The control system of the processing equipment is designed totally according to the request of automatic manufacture, and the dissertation puts forward the new control scheme: the superordinate computer supervising system which is composed of PC and configuration software MCGS, and basic control system which is composed of PLC, touching screens, and various electronic and atmospherical components.

论文详细描述了各部分的功能。其次，根据控制方案和现场设备的控制要求，对下位机控制系统进行硬件配置和软件设计。PLC作为主控单元，论文对其型号选择、I／O设计、外部硬件连线等进行了详细介绍，采用顺序控制方法设计了系统的工作流程图和PLC程序。

The A zone consisted of laboratories and open office area. The B zone consists of open offices and manager offices, the link part between zone A and B is meeting room. Each building has 4 fire evacuation accesses. Each floor is equipped with an automatic fire alarm system, automatic sprinkler system, fire hydrant system, smokeproof system, fire communications system, broadcasting system , linkage control system, 1 fire elevator used for by firemen only.

A 区为实验室和部份开放式办公区， B 区为开放式办公区及经理办公室， A 区和 B 区连接处为会议室，每栋楼共有四个消防疏散通道，各楼层均配备了火灾自动报警系统、自动喷淋灭火系统、室内消火栓系统、防排烟系统、消防通讯、广播系统及联动控制系统，设有1部消防电梯，供消防员使用。

Based on the characteristics of the chip we designed to control the hydraulic servo system for the core of this system, control circuit valve using digital potentiometer, through programming, automatic regulation resistance, high AD698 and accurately by an LVDT valve mechanical displacements converted single polarity dc voltage, through the simulation, the design of PID algorithm of closing valves, the degree of control system and superordination machine, realize the valve control circuit of adjustment and control.

基于上述特点我们设计了以单片机为控制核心的液压伺服阀控制电路，本系统采用数字电位器，通过编程自动调节电阻值，采用AD698 与LVDT 配合，高精确地将阀门的机械位移转换成单极性直流电压，通过模拟PID调节算法，设计实现了对阀门开合程度的控制，该系统与上位机进行通信，实现对阀门控制电路的调试及监控。

With the intelligent adaptive decoupling control technique employed, the whole intelligent adaptive decoupling control system is designed for coal-pulverizing systems with ball-tube mill and storage bunker. This control system has been realized on the I/A Series DCS of Foxboro, and applied to the coal-pulverizing systems with bali-tube mill and storage bunker in Jinzhou Eastern Power Co. Ltd.,. The automatic control problem has been successfully solved and satisfactory control results have been obtained.

采用智能自适应解耦控制技术，我们设计了完整的基于美国Foxboro公司的I/A Series集散控制系统的针对钢球磨中储式制粉系统的智能自适应解耦控制系统，并且在锦州东港电力有限公司的钢球磨中储式制粉系统上进行了工程实施，成功地解决了钢球磨中储式制粉系统的自动控制问题，取得了令人满意的控制效果。

The treating plant mainly has the following input signal in this set of control system: Che Neinei was mad that outside the temperature signal, the vehicle the external Qi temperature signal, the water temperature temperature signal, the air blower feedback signal, the mix air throttle feedback signal, the back light lamp signal and so on, the output device is the VFD fluorescence vacuum display monitor, the control device is mainly on control panel''s pressed key, realizes the plan acts according to the vehicle speed, Each temperature value''s situation comes the intelligent control air-conditioning system various air throttles electrical machinery and compressor''s work, causes in compartment''s temperature basis hypothesis temperature in the physical sensation comfortable scope, simultaneously controls the blowing through the air throttle electrical machinery''s movement the direction, the cold hot blast proportion, the automatic control, forces to defrost, the inside and outside circulates the wind transformation and the breakdown situation demonstration is the concrete function which this set of control system can realize.

在这套控制系统中处理装置主要有以下输入信号：车内内气温度信号、车外外气温度信号、水温温度信号、风机反馈信号、混合风门反馈信号、背光灯信号等，输出装置为VFD荧光真空显示屏，控制装置主要是控制面板上的按键，实现的方案是根据车速，各个温度值的情况来智能控制空调系统各风门电机和压缩机的工作，使得车厢内的温度根据设定温度在人体感觉舒适的范围之内，同时通过风门电机的动作来控制吹风的方向、冷热风的比例，自动控制，强制除霜，内外循环风的转换和故障情况的显示都是这套控制系统所能够实现的具体功能。

The system uses PID controller and fuzzy controller to design automatic control loops, a study of fuzzy three-element feed-water control system for a CFB municipal waste incinerator is introduced. The incinerator is faced with problems such as large-scale fluctuation of furnace heat load and low regulation resolution of main control feed-water valve. The fuzzy logic control system is applied to modulate PI control parameters according to steam drum water level to fit fluctuated heat load, the inner and outer control loops are realized in an asynchronous way to effectively decrease regulation time and improve regulation precision.

针对垃圾炉炉膛负荷波动较大，同时给水调节阀门执行机构的调节精度较低的现状，在传统三冲量串级汽包水位控制方式的基础上，采用模糊控制策略对内、外串级回路的PI控制参数进行分区域调整，强调了PI参数在被控参量处于不同范围时的分离作用，同时内、外控制回路采用异步控制方式，浙江大学硕士学位论文从而有效地减小了被控参量的调节时间，提高调节精度，使水位波动控制在△为士12~范围内。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。