- 程序控制，序列控制
- 次序控制
- 时序控制
- 顺序控制
- 序列控制
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sequence control中文什么意思
例句与用法
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- On basis of the development of modern control technology and apply of the network technology and locale bus - mastering technology ， this text analyzes the essential element for produce of wire - roll mill : principle of assign for speed ; expatiates in detail on the network structure and communication protocol of ethernet and profibus - dp ; concretely describes the forms of control system configuration ， the function and features of its software and hardware designs ; also , introduces mainly control function of control system , ， for example ， sequence control 、 loop control 、 fly shear control and operation and monitor function etc
基于现代控制技术的发展、网络技术以及现场总线技术的应用，本文分析了线材生产的基本要素：速度的分配原则；分析了工业以太网ethernet和现场总线profibus - dp的结构和通讯协议。主要说明plc控制系统的组织结构形式，系统的软硬件设计的功能和特点。同时，详细介绍了控制系统的主要控制功能，如逻辑控制、活套控制、飞剪控制以及操作监控功能等等。 - Abstract : this article retrospects the development of sequence control system in thermal power plants at home and abroad ， especially introduces the three developmental stages of sequence control system in china over the past 35 years ， i . e . ： 1 . starting stage ； 2 . the second stage with programmable logic controller ( plc ) as core hardwares ； and 3 . the third stage with sequence control systems of main and auxiliary equipment incorporated into the distributed control system ( dcs ) and with field bus control system ( fcs ) got involved . this article also appraises the features of sequence control system composed of different configurations and looks forward to the developmental tendency of this system for the next century
文摘:回顾国内、外火电厂顺序控制系统的发展，特别介绍35a来我国顺序控制系统经历的起步阶段、以程序控制器( plc )为核心硬件的中期阶段和主、辅机顺序控制系统融入分散控制系统( dcs )阶段、现场总线控制系统( fcs )介入阶段，并对由不同形式组成的顺序控制系统的特点进行评价，展望下一世纪该系统的发展趋势。 - High precision ad chip is used for intermediate frequency data sampling and fpga of virtex - series is used for the implementation of intermediate - frequency orthogonal system , which includes the sequencing control design for mult - channel radar system with verilog , the application of ip core of digital filter and fifo , as well as the communication control module with dsp . as the master control part , the software programming for the communication between dsp and fpga is designed . the experimental result with hardware circuit shows the design is valid and practical
采用高精度的adc芯片完成中频采样,通过virtex -系列fpga设计中频正交系统,主要包括通过verilog语言实现多路雷达中频接收的时序控制,通过滤波器ip核实现滤波器的设计,以及利用c语言实现dsp的通讯控制程序设计。并给出了fpga在资源和速度上一些优化的方法,调试过程中影响中频正交接收性能测试的因素。 - In order to meet the requirement of real time of system , modularization configuration and dsp + fpga is used for realizing parallel processing of signal in system hardware . the implementation of fft algorithms is performed by field programmable gate arrays ( fpga ) , and spectrum analysis is done by dsp , and at the same time , sequence control of entire system is performed by cpld
为满足系统实时性要求,系统硬件电路采用模块化结构,利用快速的dsp + fpga实现信号的并行处理,采用fpga实现fft算法,使用dsp完成谱信号的分析,同时通过cpld来完成整个系统时序的控制。 - Moreover , video control program to implement internal function of fpga is designed including video capture time sequence control , ping - pang frame buffer read and write time sequence control and lcd display time sequence control , and program ' s simulation and analysis is also provided . at last , this paper presents a portable iv ' s video processing system , and proposes three buffer strategy to control capture buffer . and a moving object detection algorithm of combing an adaptive background subtraction technique with a three - frame differencing is adopted
设计了基于fpga系统结构的车载视频显示电路板；利用单片机io口模拟i2c时序，实现了视频解码芯片控制；利用fpga实现视频控制，研究了采集通道时序控制、双帧存ram读写时序控制及lcd显示时序控制的方法，并进行了软件仿真和分析；设计了车载视频检测系统方案，给出了管理采集缓冲区的三帧缓冲策略，采用综合三帧差分和自适应背景相减的算法实现运动检测，连通体检测去除虚目标，仿真实验证明其有效性，同时分析了该算法在dsp视频检测系统中的简单实现方法。