电力系统谐波、负序过程仿真及应用

《电力系统谐波、负序过程仿真及应用》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、西南交通大学硕士学位论文电力系统谐波、负序过程仿真及应用姓名：王猛申请学位级别：硕士专业：电力系统及其自动化指导教师：李群湛2003.3.1嚣赢交邋夹掌辙士辩褒生攀往论文第

2、页摘要f．f邋些擎来，计黪捉农电力豢绫中蛉照鲻越来越广泛。电力系统黪鼹终一篷形寇魄力系统分析的蒸础，人们开始研究艨用于电力系统的图彤系统，本文邋过穷绥渗透分辑黥原理，运述了瞧力系统鲍肇捌分辑法耪三据分辑法，对电力系统主要元件滋行了革福建模糯三榴建模。将胬论应粥剐电网搭羚缝搀孛，献一个瑟懿麓爱提出了藤三裰支黯法澎裁三穗节点譬链餐薅的方法。谯既有成果的基础上，开发了～套主簧应用予电气他铁邀枣弓l受芬受垮、瀵渡渗逡

3、分棼兹壤蹦嚣形系缝谤爽款粹Neharpal．0。Neharpal。8有胃褫纯秘凄高、厢户界面发好、输出结采详细明了婷特点iNeharpal．0暴毒爽豹菇次结擒秘-歼艘式绦橡转点，为整令系统窑瓣离瘦静开放槛、可维护燃和W移植性创造了鸯剥袈咎{Neharpal。0中元{睾参数瓣交纯与网络交讫在存穗耍季这剿统一，遂藤使系统畿够詹凌遗形残黼络静裕势绥狡，提高了图形系统的铐能化水平。艘用Neharpal．0对含商电气化铁邀耷日【负赫翡蜜黼窀溺进幸亍了囊净、谐波分布计算，统诗了电褥中备公共逐接点酌负序电愿和谐波邀匿分布情琵，并与实溅绪袋进行了瓣魄。仿真缭暴袭疆零交肖关鼹建模秘冀法是霹露鹣，敬

4、份Neharpal。0蹙实懑瓣。关键谪谐波渗嚣三捅芬薪法；节点尊鞴耀阵；公共蓬疆点；仿真奠西南交通；i=学硕士研究生学位论文第1I页AbstractInrecentyears．eomputerswereWidelYusedintheareaofeleetricpowersystem+Thedrawingoftheelectricpowernetwetksisthebasisofelectriepowersystemanalysis，anda10tofworkhasbeendoneonthissubject．Single-phaseanalysismethodandthree—ph

5、aseanalysismethodarediscussed，andsingle-phasemodelsandthree—phasemodelsofa．c．powersystemmainelementsarepresentedinthiSpaperbyintroducingtheprincipleofpenetration．Topologygraphicisappliedtoelectricpowernetworks，andanewmethodtoformthethree—phasenodaladmittancematriceswiththree—phasebranchesispr

6、oposed．Onthebasisofformerresearch，drawingsoftwareNeharpal．0isdevelopedtoanalyzethenegativephasesequenceandharmonicofelectrietractionloads．Neharpal．0hasapopularGUI。andhasthecharactersofelass’sh±erarchyandopening，whichmakesiteasytoexpand．maintainandrep]ant．Whentheparametersofelectriepowernetwor

7、kschanged，theparametersofelementsofthedrawingsystemalsochanged，whichenhancestheintelligenceofthedrawingsoftware．UsingNeharpal．0，anactualelectricpowersystemwithelectrietractionloadsisstudied。andthevoltageofnegativephasesequenceandharmoniconpointofCOMmOneoupling(PCC)inelectricpowersystemcausedb

8、yelectrictraction10adsareobtained．Comparedwiththeactualresults。itindicatesthatthemodel8andthe8rithmeticinthispaperarerightandthedrawingsoftwareNeharpal，0isuseful，Keywordsharmonicpenetration；three～phaseanalysis；nodaladmittancematrices；PCC：simu