自动控制系统

This design is the engineering of the instrumentation system to the reactor in PX Plant in which there are 4 single loop control, 2 cascade control and all the controllers and control valves are selected and calculated carefully to the system, the CENTUM control system will be used .

本设计对PX装置异构化单元反应器进行自动控制系统设计，其中共设计单回路系统4个，串级控制系统2个，并对控制系统所涉及到的控制器，控制阀等进行了选择且进行了相关的计算。

The design adopts the CENTUM CS1000 Distributed Control System, which was produced by Michael Tien company in Japan Yokogawa. The Distributed Control System has reliable hardware, reliable operating, feature-rich software and good operating characteristics. In the process of energy conservation, control and optimize the consumption will play a positive role.

PX装置异构化单元脱庚烷塔自动控制系统采用了日本横河-北辰公司生产的CENTUM CS1000集散控制系统，集散控制系统，其硬件可靠，运行可靠，软件功能丰富，具有良好的操作特性，并在工艺过程的节能、将耗和优化控制方面起着积极的作用。

This design is the engineering of the instrumentation system to thereactor in PX Plant in which there are 4 single loop control, 2cascade control and all the controllers and control valves areselected and calculated carefully to the system, the CENTUM controlsystem will be used .

本设计对PX装置异构化单元反应器进行自动控制系统设计，其中共设计单回路系统4个，串级控制系统2个，并对控制系统所涉及到的控制器，控制阀等进行了选择且进行了相关的计算。

The device is also widely applied in automation for switching engines, for counting parts on a conveyer belt, for various systems of emergency signals, for the reproduction of sound in cinematograph, for reading the sound track and so on.

此项装置也广泛用于自动启动引擎，传动带上的自动计数，各种不同的紧急信号自动控制系统，电影音响自动复制以及录音带的自动辨读等等。

The device is also widely applied in automation for switching engines, for counting parts on a conveyer belt, for various systems of emergency signals, for the reproduction of sound in cinematograph, for reading the sound track and so on .

此项装置也广泛用于自动启动引擎，传动带上自动计数。各种不同的紧急信号自动控制系统，电影音响自动复制以及录音带的自动辩读等等。

Using MK- 801 double board computer and digit to anolog interface circuit as hardwar, de-sign and a set of temperature autocortrol system , sassociating with DWK- 702 instrument of tempera-ture fine control, applying to production technique of T1 -superrconductors and making this automa-tize.

采用MK－801双板计算机及其数模接口电路为硬件，设计并制造一套温度自动控制系统，联合DWK－702精密温度控制装置，对T1系超导材料的烧制过程进行自动控制，使这一过程自动化、程序化、并提高了温度控制精度。

The filling speed ranges from 120BPH to 3,000 BPH,Rinser/Filler/Capper Monoblock,Automatic Loading Machine,Barrel Otuside Washer,Barrel Inside Washser,Filler/Capper Machine,Decapper,Heating Shrink Tunnel,Conveyor System,Complete Line Control System.

包括以下可选设备：洗桶/灌装/封盖三合一机自动上桶系统、桶外清洗机、桶内清洗机、灌装/封盖机、拔盖机、套膜热收缩隧道、输送链及自动化系统、整线自动控制系统。

Mainly used for automatic meter reading systems, unmanned systems, automatic control system and so on.

主要用于自动抄表系统，无人值守系统、自动控制系统等方面。

CENTUM CS-1000 DCS modularization automatic control system and PFCD-S control station are selecting to realize the automatic control of cold blast workshop, desulphuration, sulfur and ammonium and final cooling benzol washing zone etc and to increase the purifying quality and recovery of the coke oven gas.

选用CENTUM CS-1000 DCS模块化自动控制系统，控制站采用PFCD-S型，实现了鼓冷、脱硫、硫铵及终冷洗苯工段等的自动控制，提高了焦炉煤气净化质量和回收率。

It manages data exchange between process automation system and external control system, including management and maintenance of communication ports and links, receiving and sending telegram, resending telegram and controlling its living time, parsing telegram data, etc.

针对钢铁企业自动控制系统国产化的需要，北京科技大学开发了通用的过程自动化外部通信子系统，负责管理过程自动化系统与外部控制系统之间的数据交换，包括通信端口和链路的组织与维护、收发电文、电文重发和生存时间控制、电文数据包解析等。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。