查询词典 hardware process control block

PC is taken as the control core to realize the control of MIDI format numerical music decoding,signal coding,servo-control, pneumatic pipeline,with controlling software and hardware.

该实验系统在高校气动控制技术、数控技术、微机控制技术和软件工程等多门课程中应用，取得了良好效果。

Design of hardware circuits and system program is discussed. Parameter in p.u. of synchronous generators is applied in excitation control program, so excitation control program can be used for different synchronous generators excitation control system.

在励磁控制算法程序中采用发电机标么值计算，使本论文设计的发电机励磁控制系统算法程序具有一定的通用性，对其它容量发电机励磁控制系统的设计有一定的参考价值。

Control circuit mainly include the exchange of sampling unit, the external expansion unit, display units, the control unit and other components, compact hardware, Programming easy, simple control.

控制电路主要由交流采样单元、外部扩展单元、显示单元、控制单元等组成，硬件紧凑，编程容易，控制简单。

Such as microprocessor、intgrated circuit、integrated sensor were intrdouceed.the core of this technology is the design of the control system Introducee very aspects of the control system of microprocessor are discussed ,which include the formation of the control system,the design of hardware,the design of software.

以单片机为核心，配合智能仪表，实现对低压断路器地运行状态的监控，有短路延时（0.4s）持大短路瞬时动作二段保护，具有失压、过压、缺相保护功能、有温升检测功能。单片机控制的核心技术是单片机控制系统的设计。

The main difference between Fieldbus Control System and traditional DCS lies on the realization of field control layer. With CAN field bus as the object for study, based on the research about DCS, this dissertation mainly studies the composition, communication protocol, kernelled technology and the software and hardware realization of the field control layer.

现场总线控制系统与传统的集散控制系统的主要差别在于现场控制层实现，因此，本文主要针对现场控制层的实现进行研究，并以CAN总线为代表着重分析了FCS现场控制层的构成、通信协议、关键技术及系统的软硬件实现。

This paper introduces the application of the computer monitor and control technique in the drive control system of paper machine, and puts forward a scheme of the master system and the slave system, the scheme and structure of hardware, key circuit used the slave system are discussed, the software system fit to the drive control system of paper machine is designed . In allusion to request of system,design the configure software and human-machine interface of the master system.

文中介绍了计算机监控技术在纸机传动控制系统的应用概况，提出了在纸机传动控制系统中上位机系统和下位机系统的设计方案，并对下位机系统的硬件方案、结构以及关键电路进行了分析，设计了符合纸机传动控制需要的软件系统，针对控制系统的要求，设计了上位机系统的组态软件和画面。

We can produce all electric control system of electrostatic demists precipitator with different control level, different control type and different hardware configuration and different unit configuration according to the requirements of our custom for improvement of requirements for production of automatic level and unit running reliability.

低压控制系统要求 DCS 控制站留有的 DO ， DI ， AI ， AO 数量由现场仪表及控制设备多少而定。运行状态，实时数据显示及各执行设备的相互连锁，由 DCS 组态完成。

Firstly it introduces relevant technical developments and trends, the task background and significance of the study, then analyzes hardware circuit of using image sensor as images collected, and utilizes the SAA7113 chip to deal with video image beforehand, SAA7113 lets the output of standard digital video signals to storage in FIFO memory, and decodes clock signals, Highlighted microprocessor control external circuit design of false coin and counting, and DSP control external circuit design, such as memory expand ect;Finally analyses CPLD as logic controller to control the logic and scheduling of some part ,and gives the undee emluator of some logic circuit.

文章首先阐述人民币智能分捡器相关技术的发展状况、发展趋势以及课题背景与研究意义；然后设计了利用图像传感器采集人民币图像输出模拟视频信号的硬件电路，以及利用视频解码芯片(SAA7113)对模拟视频图像进行预处理，SAA7113输出的标准数字视频信号存入FIFO存储器，同时还解码输出场、行同步信号、像素时钟信号送入CPLD等部分电路；重点设计了单片机控制验钞、点钞等外围电路，以及DSP控制的外围电路，如存储器的扩展等部分；最后完成CPLD对部分器件的逻辑和时序控制设计，并对逻辑电路的功能进行仿真，仿真结果令人满意。

Researching low speed wiring electro discharge machine,this paper proposes a hardware architecture of motion control system of LSWEDM based on DMC3000 motion control card,and focuses on analysis for the methods of motion control.

该运动控制系统实现了低速走丝电火花线切割加工中4轴联动控制的需求，并经反复调试，很好地解决了该系统运动控制精度要求高、控制轴数多等技术难点。

With the application of theory and technology of programmable logic controller -PLC, the control system of transplanting potted seedlings manipulator was developed. First, the hardware of control system for transplanting seedlings manipulator was designed in detail, including the implement components, electrical control components and sensors. Then the design and selection of cylinder, solenoid valve and travel switch, configuration of I/O interface and wiring of PLC were completed and ladder chart and repertoire were drawn up.

应用PLC技术设计开发了穴盘苗自动移栽机械手的控制系统详细地介绍了硬件结构即电气系统的设计，包括气缸、电磁阀及行程开关的选择、IO接点的分配及PLC接线图的设计，编制出机械手运动过程梯形图和指令表程序，完成了控制系统的安装和调试。

Molecular Distillation is a kind of high vacuum distillation method, which is suitable for the separation of high boiling, heat sensitivity and viscidity products.

分子蒸馏技术是一种在高真空条件下进行的连续蒸馏过程，适合于分离高沸点、热敏性及具有生物活性的混合物。

They are to the Noughties what yuppies were to the Eighties .

那在六十年代是时髦的，但在八十年代肯定是过时了