Based on the situation of shanghai power grid company,the paper discusses the solution for on-line state monitoring,experiences and key issues in building the system.
文中结合上海市电力公司的现场实际,对调度自动化系统设备状态在线报警涉及的关键问题进行了研究和阐述。
Making use of programming characteristic and rich inner resource of CPLD(Complex Programmable Logic Device),a wireless alarm sending system was designed,which include address encoding circuit,FSK modulate signal and each channel controller signals to decrease volume and increase reliability of the system.
无线报警系统的发射装置,利用CPLD(复杂可编程逻辑器件)的可编程特性、丰富的内部资源,设计了包括地址编码电路、FSK调制信号及各路控制信号在内的数字系统,减小了体积,提高了系统的可靠性。
In the paper the principle and the configuration of the wireless alarming system is introduced, meanwhile the anti-interference measurement and the way to low the error-alarming rate are mentioned .
对每一防区设置不同的地址编码 ,当防区出现警情后发射机发出无线报警信号 ,接收机对设防区的地址编码进行自动识别 ,同时显示出该区的编号并发出警报 。
Design of Sulfur Dioxide Online Monitoring and Alarming System Based on LabVIEW
基于虚拟仪器的SO_2浓度在线报警系统的设计
Design and Implementation of On-line State Monitoring for Power Grid Automation System
调度自动化设备状态在线报警系统的设计与应用
wired together to an alarm system.
有电线连接在一起的警报系统。
Research on Alarm System for On-line and Uninterrupted Wire Rope Detection
钢丝绳在线不间断检测报警系统研究
hear a gale warning on/over a ship's radio
在船上的无线电收发报机中听到大风警报
wired telegraph-type fire alarm box
有线电报式火灾报警箱
Application of Modbus general wire and CAN general wire in EFP system
Modbus总线与CAN总线在漏电火灾报警中的应用
Application of RS-485 Bus Communication Technology in Infrared Alarm System
RS-485总线通信技术在红外线报警系统中的应用
Application of RS-485 Bus communication technology on the Infrared Alarm System
RS-485总线通讯技术在红外线报警系统中的应用
CONNECT A JUMPER WIRE BETWEEN THE RED BRAKE WARNING LAMP CIRCUIT AND GROUN
在红色煞车警报灯电路与地之间连接跳线。
Application of Wireless Communication Technology in Automatic Fire Alarm System
无线通信技术在火灾自动报警系统中的应用
Power line carrier technology in mine haulage alarm system's application
电力线载波技术在矿山运输报警系统中的应用
radio auto-alarm system
无线电自动报警系统
firewire control unit
火灾报警缆线控制装置
coded radio type alarm box
编码无线电式报警箱
Fuzzy Reasoning Alarming Method and Its Application in Contamination On-Line Detecting System for Substation;
模糊报警方法及其在变电污秽在线监测系统中的应用
I had j-j-just reported..."
我正在,正在报警呢!”
Installing the Wireless Alarm to Find the Line Faults Quickly
加装无线报警器以快速查找线路故障
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