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1、学号：152172东南大学研究生课程《智能电网（全英文）》院（系、所）电气工程学院学科（专业）电气工程研究生姓名学科门类与学位级别电力系统及其自动化导师姓名东南大学电气工程学院研究生课程考试成绩单（试卷封面）院系电气工程学院专业电气工程学生姓名学号课程名称智能电网（全英文）S016206授课时间2016年3月至2016年7月学时1学期学分2.0简要评语考核论题智能电网课程报告总评成绩（含平时成绩）备注任课教师签名：日期：年月日注：1.以论文或大作业为考核方式的课程必须填此表，综合考试可不填。“简要评语”栏缺填无效。2.任课
2、教师填写后与试卷一起送院系研究生秘书处。3.学位课总评成绩以百分制计分。1.SmartGrid1.1ConceptInelectricalpowersystemssmartgridiswidelyrecognizedasthenewsolutionthatmustbedevelopedtomanagedistributednetworktacklingtheincrementofrenewableenergies.Throughmonitoringcapability,dataintegration,effectiveco
3、mmunication,advancedanalysisandsystemcontrolthesmartgridcanmeetthepowerdemandaswellasincreasetotalefficiencyandreduceconsumptionandcosts.Manydifferenttechnologiesmustconvergetocreateasmartgridasastoragesystemsutilizedasanenergybuffer,telecommunicationsystemsthatca
4、nexchangedatawithsensorsandactuators,advancedcontrolsystemsthatmonitorthepowergridandmanageenergyflowsinrealtime.Fig.1smartgridconcept1.1NecessityofsmartgridInlastyears,manychangesoccurredintheelectricitychain,andamongthemthemostimpactingoneshavebeen:thespreadofre
5、newableenergysources(DispersedGeneration,DG),especiallysmallandmediumsizesolarandwindpowerplants;therevivaloftheElectricalVehicle(EV),inparticularthePlug-inHybridEV(PHEV).Thesechangingswereborntoimprovetheenvironmentalsustainabilityoftheenergyprocessofgeneration,t
6、ransportandfinalutilization,andinvolvedinthenecessitytomodernizetheelectricgridinfrastructure，butsomeproblemscomealong.Firstly,therenewableenergysources,assolarandwind,havealowenergydensityandfortheirnaturearedistributedresourcesthatcannotbeprogrammedineasyway.The
7、yhaveacharacteristicofuncontrollablegeneration.Ontheotherhand,thespreadofPHEVisabletocauseunpredictableloadincreasesonthegrid.TheincrementofDGandtheEVcouldbringthegridtoinstabilityortoworkininefficientwaywithouttakingrealadvantagesbythecleanproducedenergyandtheuse
8、ofEV.Forthesereasonsitisnecessaryanewsystemtosolvetheseproblemsincreasingthesystemreliabilityandsecurity,improvingtheefficiencymakingmorepossiblemoreint
