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ID:33957647
大小:1.72 MB
页数:55页
时间:2019-03-02
《智能同步断路器的控制器的研究与设计》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、德襄随蓑我国电力工业的发展,联鼹器在配邀窝像护线鼹中起饕嚣盏重要黝斓,要求它其罄缎大的短潞电流分黼熊力,实现选择往秣护帮供电安全,嗣时其骞一定的智能化功能。随着微处理器技术的发展,产生H『智能断路器,它比传统静凝路器其宵筵佳鲶豫韪。智能鹾步舔路器俸建鬻髓聚鼹器的一转,能够在毫力系统发生短路故障时,在窀流过零的时囊0断开故障,极大的提高了愆路器的分断能力,改善了断路器的性能,具有极大的应用前景。餐戆繇鼹瓣熬捷露l器{擘舞智麓数路器静中枢部捧,己蕊为当藩赣鼹器楚番先遴的主要标惑之⋯。本文研究设计了智能同步断路器的控制器。本文首先分梃了电力系统发生短路妁长科
2、愤提,建立了数学摸型,接卷分析了棱统斡
3、傅氏算法,对蒸进程深入磅究秘冀法馥遴,筏蠢诗冀短路馥障波形黪各个参数以及计算电流过零时袤0的方法。再次设计了控制器的硬件和软件,实瓒了对售号懿捡测、袋嶷、分橱处理、摄警、显示等功能。最蓐通过携囊验证了本文所提辣法的精确往和可行褴。关键词:控帝8器改进傅氏算法衰减商流分量DSPA嚣ST黎ACTWiththedevelopmentoftheelectricindustry,acircuitbreaker0nthepowersupplyandthecircuitprotectionismoreandmoreimportant.Itisrequiredthatthecircuitbreakerhas
4、enoughshortcircujtbreakingcapacityandsomeintelligentfunctions.Thecircuitbreakercanachieveselectiveprotectionandthepowersupplysafety。器iththedevelopentofthe融ioroproeessor,AnintelligentcircuitbreakerOccurs,whichhasbetterfunctionsthanatraditionalcircuitbreaker.Theintelligentsynchrocircnitbreakeristheon
5、etypeofintelligentcircuitbreakers。Itcanbreakthemalfunction8tthetimewhenthevalueofshort—circuitiszerowhenpowersystemcomesforththeshortcircuittmlfunction.Intelligentsynchrocjrcuitbreakerenhancesthebreakingcapacity,andhas8hugeappliedforeground.Thecontrollerofanintelligentcircuitbreakerisacentralunitfo
6、rtheintelligentcircuitbreaker。Itbecamesoneofthemainsymbolswhichisusedtojudgetheadvancementofthecircuitbreaker.Inthispaper,weresearchanddesignthecontrolleroftheintelligentsynchrocircuitbre8ker.Inthepaper,firstly,weintroducethevariousshortcircuitofthepowersystem,andestablishthemathematicmedelofthesho
7、rtcircuit.AndweanalysetradJtionalFrourieralgorithm,researchitin-depthlyandimpr。eveonit,andfindthemethodinwhichwecancalculateeveryparametersoftheshortcircuitandthetimewhenthevalueofshortcircuitiszero。Secondty。wedesigntheher洳areandsoftwaresystemofthecontroller.Itcandetect,gather,analyseanddisposesign
8、al,giveanalarm。showinfoandSOon。是tlast,theresultofemulationshowstheaccuracyandfeasibilityofarithmeticweimproveOn.Keywords:controllerimprovedFrourieralgorithmDSPDecayingDCcomponent撬豳列袭图2一l无限大功率电源供电的三褶电路的突然短路⋯
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