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1毕业设计(论文)题目供电系统对数据中心的供电可靠性研究系部自动化工程系专业电气自动化姓名陈亚飞学号G1240805指导教师：张海红2015年4月30日南京机电职业技术学院2摘要随着市场经济的不断发展，我国科学技术也获得了较大的发展空间，计算机技术的发展在促进社会和经济发展方面，发挥了重要的作用，相关数据显示，企业生成的关键数据正以52%的复合年均增长率不断攀升，因此企业数据中心的规模越来越大。数据中心是一整套复杂的设施。它不仅仅包括计算机系统和其它与之配套的设备（例如通信和存储系统），还包含冗余的数据通信连接、环境控制设备、监控设备以及各种安全装置”。而保证数据中心的正常运行的核心是供配电系统，供电系统不同于一般建筑的供配电系统，一个完整的配电房供电系统它是由高压配电系统、变压器、低压配电系统、备用机组系统、UPS系统、直流系统、后备电池系统、监控管理系统等十多个系统，成千上万的设备组成。只有供电系统工作稳定、可靠，才能保证数据中心安全可靠的为客户服务。如何保证配电房供电系统的可靠运行，已达到万无一失，是一直以来很重要的问题。其中包括保证供电系统设备的硬件质量，提高配电房值班人员的技能操作水平，供电电源的多重保护备用。研究表明，一套完整可靠的配电房供电系统必然要满足以上几点，才能安全可靠的为数据中心供电。关键词：系统供电可靠UPS双电源配电南京机电职业技术学院3AbstractWiththecontinuousdevelopmentofmarketeconomy,scienceandtechnologyinChinahasobtainedabiggerdevelopmentspace,thedevelopmentofcomputertechnologyinpromotingsocialandeconomicdevelopment,playanimportantrole,therelevantdatashowsthatthekeyenterprisedatageneratedby52%compoundannualgrowthratecontinuestorise,sothescaleofenterprisedatacentermoreandmore.Thedatacenterisacomplexsetoffacilities.Itnotonlyincludesthecomputersystemsandotherrelatedequipment(suchascommunicationandstoragesystem),alsocontainsthedataredundantcommunicationconnection,environmentalcontrolequipment,monitoringequipment,avarietyofsafetydevice.Toensurethenormaloperationofthedatacenterandthecoreofthepowersupplysystem,powersupplysystem,powersupplysystemisdifferentfromthegeneralarchitecture,acompletedistributionofthehousingsupplysystemwhichiscomposedofahighvoltagepowersystem,transformer,lowvoltagedistributionsystem,thestandbyunitsystem,UPSsystem,directcurrentsystem,thereservesystem,batterymonitoringandmanagementsystemmorethan10,tensofthousandsofdevices.Onlythepowersupplysystemisstableandreliable,inordertoensurethesafetyandreliabilityofthedatacenterforcustomerservice.Howtoensurethereliableoperationofpowerdistributionroomofthepowersupplysystem,hasreachedasafe,hasalwaysbeenaveryimportantissue.Toensurethepowersystemincludingthehardwarequality,improvethepowerdistributionroomstaffondutylevelskills,multipleprotectionstandbypowersupply.Researchshowsthat,asetofcompleteandreliablepowerdistributionroompowersupplysystemmustmeettheabovepoints,inordertosecureandreliabledatacenterpowersupply.Keywords:powersystemreliabilityUPS南京机电职业技术学院4目录第一章课题简介.............................................................................................................................51.1绪论.....................................................................................................................................51.2数据中心供电系统的概述................................................................................................51、供电系统基本概念.....................................................................................................52、供电系统的主要组成.................................................................................................6第二章数据中心的供电系统.........................................................................................................72.1供电系统的主要组成........................................................................................................71、高压配电柜.................................................................................................................72、变压器.........................................................................................................................8（1）变压器工作原理.....................................................................................................93、低压配电成套设备...................................................................................................102.2供电系统可靠性的主要措施...........................................................................................101、双电源供电...............................................................................................................11（1）双电源供电的特点...............................................................................................112、UPS系统..................................................................................................................11（1）UPS的组成..........................................................................................................12（3）UPS的工作过程..................................................................................................13第三章供电系统可靠性分析.......................................................................................................143.1可靠性的概述..................................................................................................................143.2供电系统可靠性的分配..................................................................................................143.3提高供电系统可靠性的途径........................................................................................14第四章供电系统常见问题和解决方法.......................................................................................164.1倒闸操作...........................................................................................................................164.2高压开关柜运行中跳闸...............................................................................................