查询词典 process control

Predictive control is a new type of control algorithms which has been widely used in industrial process control.

预测控制是当前在工业过程控制领域得到广泛重视和应用的一种新型控制算法。

On the basis of essential nonlinear characteristics in municipal wastewater biology treatment process ,control strategy of fuzzy self-revised method based on neutral network is adopted and some different degree of membership functions which will influence on control error are compared in order to improve control prevision.

针对城市污水生物处理过程存在的本质的非线性特性，采用了基于神经网络的模糊自校正方法的控制策略，同时为了提高控制的精度，比较了各种不同的隶属度函数对控制误差的影响。

Based on the development and research status in quo of SRM timing system, the paper discusses the work process and the torques producible essence of SRM. A viable strategy of control is put forward according to the characteristics of SRM. The paper also explains why SRM has so high-powered characteristics in theory. On the base of the theory analysis, all-digital control system with the control of the DSP core is designed and the experimental equipment is built.

本文在了解了开关磁阻电机调速系统的发展和研究现状的基础上，进一步论述了开关磁阻电机的工作过程和转矩产生的本质，针对开关磁阻电机的特点提出了切实可行的控制策略，从理论上解释了开关磁阻电机高性能的原因。

Production Process Control and Quality Control is the main scope for application of statistics, which is about monitoring the processes of production by using statistical methods, thus achieves the guarantee and the improvement of quality. The commonly used statistical methods include Control Diagram, Pareto Diagram, Causes and Effects Diagram, Scatter Diagram, Histogram and so on.

生产过程控制和质量管理是统计学的重要应用领域，主要内容是应用统计方法对过程中的各个阶段进行监控，从而达到保证与改进质量的目的，常用的统计方法有控制图、排列图、因果图、散布图、直方图等。

Aiming at realizing the automation of slabs signing, using PC, motion control card and position servo, the control system for scriber unit in hot spray marking was designed. The hardware constitution, realizing principle and control process were introduced.

为实现热板坯标识过程的自动化，采用"PC+运动控制板卡+位置伺服系统"设计了热板坯喷印机二维写字机构的控制系统，介绍了系统的硬件结构、实现原理及控制流程。

This topic take the thermoelectricity boiler control system as the research object, according to current collection control system development direction and form, design development network distributional DCS hot electric stove process examination and control system .

本课题以热电锅炉控制系统为研究对象，根据当前集散控制系统的发展方向与形式，设计开发网络化分布式DCS热电炉过程检测及控制系统。

In the microcomputer monitor and control system we often require to acquisit all kinds of analog and digital signals fitstand then use the microcomputer system to process and analysis all kinds of the signals which we have acquisited,after that we can only use the processed and analyzed signals to control the object which we want to control.

在微机测控系统中，经常需要采集各种模拟、数字信号，再利用微机系统对采集到的信号进行分析处理，之后才能利用经过分析处理的信号对控制对象进行控制。

Through the study of PLC working principle and PLC network communication basic theory, it is a main purpose to master the cruces of realizing PLC control system, the control process and control mode, PLC topology structure and communication protocol between sub network.

通过对PLC的工作原理及PLC网络通信的基本理论的研究，达到在构建PLC工业控制系统时掌握PLC实现控制的要点、控制过程和控制方式以及PLC控制网络拓扑结构和各级子网通信协议配置原则的目的。

Based on the analysis of construction and function of the control system of the computerized flat knitting machine, the paper proposes a design of an embedded control system based on ARM microprocessor, FPGA and Linux for the flat knitting machine. GPIO driver program provides the communication service between S3C2410 and EPGA, and knitting control program completes the whole process from the input of knitting file to the output of floriated pattern.

通过分析电脑横机整机控制系统的结构和功能，构建以ARM微处理器S3C2410和协处理器FPGA为中心的硬件平台、基于Linux的嵌入式横机控制系统，利用GPIO驱动程序实现S3C2410和FPGA之间的通讯，编织控制程序可完成从读入花型数据到编织出图案的整个过程。

The invention provides a dual redundant CAN bus controller, which is arranged on a crewel CAN bus, characterized in that: two CAN bus transceiving modules, two initializing modules are respectively corresponding to the CAN bus controller module A and CAN bus controller module B; the two CAN bus controller modules are respectively connected to the two CAN bus via a driver shifting control unit; the initializing module is connected to the bus control initializing register for initializing the e CAN bus controller modules; a protocol processing module is connected to the FIFO buffer; the FIFO buffer is connected to the node processor via the logical interface; a intermitting process unit sends the corresponding intermitting control signal to the CAN bus transceiving modules according to the CAN bus controller modules; one path of the CAN bus controller module is directly connected to the protocol processing module; another path is connected to the protocol processing module via the bus receiving buffer.

本发明提供了一种双冗余CAN总线控制器，设置于双线CAN总线上，其特征在于：两个CAN总线收发模块、两个初始化模块分别与CAN总线控制器模块A和CAN总线控制器模块B相对应；两个CAN总线控制器模块通过驱动器切换控制单元分别与两条CAN总线相连；初始化模块与总线控制器初始化寄存器相连，对所对应的CAN总线控制器模块进行初始化；协议处理模块与FIFO缓存器相连；FIFO缓存器通过逻辑接口与节点处理器连接；中断处理单元根据CAN总线控制器模块的控制命令对CAN总线收发模块发出相应的中断控制信号；CAN总线收发模块一路与协议处理模块直接相连，另一路通过总线接收缓存器与协议处理模块相连。

"The operators will suffer a temporary decrease in the number of consumers and short message services as people may not like having to provide their ID cards for a phone number," Xu Junqi, vice-dean with the Policy-Making Institute of the Telecommunications Research Centre under MII, said yesterday.

信息产业部下属的通信决策研究院副主任徐俊其昨天说：&实行手机实名制后，人们可能不太情愿用身份证注册手机号，所以通信运营商会暂时面临用户减少和短信用户减少的问题。&

I don't believe in make-believe!

我不相信这些虚构的故事。