Because the DCS system's power supply UPS failed, the DCS computer had to restart, and a huge amount of process data was missing. 由于DCS系统的电源UPS发生故障,DCS计算机非正常停电重启,失去了大量的故障过程数据。
General specification of switching power supply for mini-micro computer system GB/T14714-1993微小型计算机系统设备用开关电源通用技术条件
You can get an Uninterruptible Power Supply at most computer stores. 你可以得到一个不间断电源,在大多数的电脑商店。
The power supply component of the computer industry is selected and the demand type is declined trend. 本研究采用桌上型个人计算机产业为对象,需求型态为下降型。
A drive with its own power supply and fan mounted outside the computer system enclosure and connected to the computer by a cable. 外部有自己的电源和散热气由光缆连到计算机上的驱动器。
The thermal resistance temperature sensor, the electric-bridge circuit, the single power supply op amp, the monolithic computer and the moving magnetic coil are electrically connected in sequence. 热电阻传感器、电桥电路、单电源运放、单片计算机、动磁线圈依次电连接;
A technique of protection setting calculation for power supply system by computer 供电系统继电保护计算机整定计算
The text illustrates the characteristic of the middle-frequency induction furnace and the advanced technology which mainly from the four aspects of middle-frequency power supply, melting management computer system, furnace body coils and water supply system to state the furnace composition and its operation diagrams. 文中论述了中频感应电炉的特点、先进性,主要从中频电源、熔炼管理计算机系统、炉体线圈、水系统四个方面论述了中频感应电炉的组成及其工作原理。
UPS ( Uninterruptible Power System) is a kind of peripheral assistant power supply equipment of computer. UPS是计算机的外围辅助供电设备。
According to requirement of electric life test, the AC contactors electric life test equipment, which is controlled by industrial PC, is studied. Three part of the equipment: power supply, simulative load and computer test and control is introduced respectively. 课题依据交流接触器电寿命试验要求,研制了以工业控制计算机为中心的交流接触器电寿命装置,介绍了电寿命试验装置的电源、模拟负载和计算机测控三部分硬件设计。
Research on Power Supply Interference in Computer Control System 计算机控制系统电源抗干扰问题的研究
C. power supply. It use many single computer completed control of thyristor ( SCR) rectification system, give a minute description of performance and feature of control system and work course of each control link. 介绍了一种已投运的大功率直流电源的数字控制系统,它用多台单片机完成晶闸管整流系统的控制,详细介绍了控制系统的性能、特点以及各控制环节的工作过程。
Layout and maintenance of the power supply systems in computer rooms 计算机房供电系统的布线及维护
Abstract Based on the analysis of the characteristics of Lianyungang Port power supply system, the way of realizing automation of power supply system by computer in port electric engineering is expounded. 根据对连云港港口供电系统的特点的分析,阐述在新建港口电气工程中,运用微机实现供电系统自动化管理的方式,同时论述了具体实施方法。
This paper discusses the existent interference problem from power supply wires in computer control sys-tem, introduces several effective methods against power supply interference, and invents a new AC clean power supply. 本文研究了计算机控制系统中由电源线引入的干扰问题,介绍了几种电源抗干扰的有效方法,并开发研制了一种新型的交流净化电源。
This paper describes the design and implementation method of remote power supply control system for computer laboratory. 论述了在无人职守机房运用中,如何实现在远程控制机房内各计算机的电源开关。
In this paper, we frist analyse the principles of the power supply of the Apple-ⅱ computer, and then give an effective repair method based on practical experiences. In the end of the paper, some examples are analyzed. 本文在分析了Apple-Ⅱ微机电源工作原理的基础上,结合多年来的维修经验,给出了该电源行之有效的维修方法以及几种易损器件用国产器件代换的办法,最后分析了几个故障诊断实例。
There are two kind of loadings of the power supply systems in computer rooms such as capacitive loading and inductive loading, the former is main one. 计算机房供电系统的负载主要有2种:容性负载和感性负载,前一种为主要负载。
Parameters Test for the Aircraft Power Supply System Based on Personal Computer and Software Engineering 基于PC机下飞机供电系统参数测试及软件设计
The mechanism and results of interference are introduced, and anti-disturbance measures are presented for the input access, CPU, output access, power supply and system software of a computer application system. 介绍了干扰作用的机制和后果,并对微机应用系统的输入通道、CPU、输出通道、供电电源和系统软件等方面提出了抗干扰设计方法。
Describes the configuration demands of power supply equipment of computer room, the compose of uninterrupted power supply ( UPS) system, UPS operation mode and its computer monitoring, diagnosis and maintenance. 论述了机房电源设备的配置要求,UPS电源系统的组成,UPS运行方式及其计算机监控、诊断和维护。
The new DS series networked railway signal power supply adopts computer communication supervisory techniques with N+ 1 and 1+ 1 redundancy method, realizing standardization, seriation and remote monitoring and management. DS系列新型网络型铁路信号电源采用计算机通信网络化监控技术,N+1和1+1冗余方式,实现标准化、系列化,可远程在线监测管理。
Demonstration on Power Supply for Computer Monitor System at UHV Substation 论超高压变电所计算机监控系统的供电
A set of railroad integrative automatization system software based on the practice of railroad power supply system, current techniques of computer and communications is developed. 基于铁路实际供电系统,运用了当前的计算机技术和通信技术,设计开发了一套铁路变电站综合监控软件。
Power Supply and Grounding of the Computer System 计算机系统的供电和接地
The stability is 0. 84% within 24 hour ( including detector, high voltage power supply, amplifier, discriminator, computer, typer and display system). 24小时稳定度为0.84%(包括计数器、高压、电子学放大器、甄别器、微机、打印和显示系统)。
It is one of the main and most serious jam caused by the switching mode power supply in the computer. 微型计算机开关电源引起的干扰是计算机中最主要的、危害最严重的干扰源之一。
This test system is composed of test power supply cabinet and the computer console. Computer control panel composes computers, printers and resistors test equipment, and testing power-supply cabinet has pilot power transformers, sensors, DSP and other devices. 本测试系统是由试验电源柜和计算机控制台两部分组成:计算机控制台内由计算机、打印机和电阻测试仪器等部分组成;而试验电源柜内有试验电源变压器、传感器、DSP等设备组成。
This system has the advantage of small size, low cost, consisting of intrinsic safety power supply, camera and industrial control computer. 本设计体积小、成本低,采用本安型电源、摄像头及工控机等组件,设计出本质安全型的识别系统。
Hardware devices include sensors, coordinator, DC power supply and a computer. 其中硬件设备由传感器节点、协调器、直流稳压电源以及计算机组成。