And the expert system has introduced the fault - tree analysis and other analysis methods , and classified the types of ups faults , in order to realize the management and fault diagnosis for ups effectively 该系统采用了分层次、故障树推理诊断模型，并结合了其它的故障树分析和诊断方法，能对ups常发生的各类故障进行分类、分析，从而更有效地完成ups不间断电源的管理和故障诊断。
As a part of the project - " ups system for voyage aid of the airport " , the power supply which takes place of scr with igbt and uses the technology of " pwm " and " spwm " presents constant current for voyage aid 本文所述逆变电源作为课题“机场助航不间断电源( ups )系统”的一部分，以现代电力电子器件igbt代替传统电力半导体器件scr ，采用pwm和spwm控制技术，实现机场助航的恒流供电。
There are a number of basic steps to take in preparing your system for a new installation of windows 2000 server : backing up files , uncompressing drives , disabling disk mirroring , and disconnecting uninterruptible power supply ( ups ) devices 在全新安装windows2000server的准备阶段，需要执行以下几个基本步骤：备份文件、将驱动器解压缩、禁用磁盘镜像并切断不间断电源（ ups ）设备。
Student should know the common hardware and software components of a network backup solution , such as redundant array of independent disks ( raid ) , uninterruptible power supply ( ups ) , network backup servers , network backup and recovery software , etc 2学生应知道网络备份解决方案所涉及的一般硬件及软件，例如冗馀磁碟组( raid ) 、不间断电源供应器( ups ) 、网络备份伺服器、网络备份及复原软件等。
Nowadays , with the requirement of high quality and reliable power system , ups ' s ( uninterruptible power supplies ) are widely selected for the protection of sensitive loads such as pc , communication systems and medical equipments 随着近年来对高质量，高可靠性电源系统的需求发展，不间断电源系统( upsuninterruptiblepowersystem )正越来越广泛地被选用，以保护一些对供电敏感的负载如电脑系统、通讯系统、医疗系统等。
There are a number of basic steps to take in preparing your system for upgrading to windows 2000 server : backing up files , uncompressing drives , disabling disk mirroring , disconnecting uninterruptible power supply ( ups ) devices , and reviewing the applications on your computer . 在将系统升级到windows2000server的准备阶段，要执行以下几个基本步骤：备份文件、将驱动器解压缩、禁用磁盘镜像、切断不间断电源（ ups ）设备并检查计算机上的应用程序。
Aiming at the impact of electric network fluctuation on frequency diverter , it provides countermeasures in aspects of expanding electric network capacity , technical reformation , electric network filtering , applying on - line tap changer and uninterruptable power supply , and modifying frequency inverter parameter setup 针对电网波动对变频器运行造成的影响，从电网扩容与技术改造、电网滤波、采用有载调压变压器和不间断电源、修改变频器参数设置等方面提出了相应的措施。
Sd0109 ( g ) series ups is suitable for uninterrupted electrical application occasion , mainly working as uninterrupted power supply for computer rooms , and it is broadly utilized in different industries such as finance and stock , post and telecommunication , governmental department , energy and chemical industry , transportation etc 系列ups系统适用于不间断用电场合,主要作用为各种计算机机房的不间断电源系统广泛应用于金融证券、邮电通信、政府机关、能源化工、交通运输等各行各业
The central control room of the center adopts the xbrothers advanced professional security and facility control system in the country . this system uses the latest data float processing technology . and it collects , analyzes and disposes number of subsystems in the central room , such as 系统统采用最新的数据流处理技术，对机房内的供电监控系统环境温湿度监控系统门禁控制系统防盗报警系统dvr视频监控系统ups不间断电源监控系统精密空调监控系统新风机控制系统机房水源测漏系统消防报警系统等多个子系统的数据流进行采集分析处理。
It uses 300w temperature controlling power supply , which contains power supply of the main board , printer , ticket read - in device , supplemental displayer as well as some others . it possesses linkable protection and automatically temperature controlling functions . there is constant ups power supply inside the machine , after the power blackout there would still be 3 - 5 minutes for prolonged working [电源]电源采用300w温控电源,包含主板、打印机、读票机、付显显示器等的电源,有联动保护和自动温控等功能。机内带有ups不间断电源，停电后尚有3 - 5分钟的延迟工作时间。
