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1、IntegratedpowersystemexcitationcontroldesignofexperimentAbstractThedevelopmentofmodernpowersystem,synchronousgeneratorexcitationcontrolonahigherrequirement.Generatorsinnormalcircumstances,thetotalloadisconstantlychanging.Anddifferentloadcapacityandloadofdifferentpowerfactor,synchronousgeneratore
2、xcitationfieldonthereflectionoftheroleisdifferent,tomaintainthesynchronousgeneratorterminalvoltagetoacertainlevel,itmustbebasedonloadsizeandthenatureoftheloadregulationatanytimesynchronizationpowergenerator.Invariouspowerplant,synchronousgeneratorexcitationsystemistoensurethatworktoimprovethelev
3、elofpowerandstabilityofkeyequipment.Synchronousgeneratorexcitationcontrolinpowerqualityassurance,rationalallocationofreactivepowerandimprovereliabilityofpowersystemoperationsandplayanimportantrole.Thispapermainlycontrolledexperimentalexcitationpowersystemdesign,firstgenerationsystemasacontrollab
4、leexcitationprofileandtherelatedpowersystemexcitationcontrolofthefuturedevelopmentofthesituationathomeandabroad.Thisarticlefocusesonthecontrolledexcitationsystemoverexcitedrestrictionswereanalyzed,anddesign-relatedcharacteristicsofanoverexcitedlimittest,thesystemhadexcitinglimittodeepenunderstan
5、ding.Keywords：powersystem；excitationcontrolsystem；overexcitedlimit不要删除行尾的分节符，此行不会被打印mL.V1--volumeofthesampleusedfordeterminationofsulfuricacidsolution,mL.M--theweightofthesample,g.Suchaspoormeetstherequirements,takethearithmeticmeanoftheseconddeterminationasaresult.Allowanalysisofpersonnelsimult
6、aneouslyorinquicksuccessionforthesecondusedfordeterminationoftheabsolutevalueofthedifferencebetweenthevolumeofsulfuricacidsolution.Thevaluedoesnotexceed0.1.(B)Spectrophotometricmethods(arbitrationlaw)1,theprinciple:inthepresenceofacatalyst,sulfuricacidstarchanditsderivativesandreactionproductsof
7、alkali,anddistillingammoniarelease,andcollectedwithasulfuricacidsolution,addreagentusingspectrophotometerdeterminationofnitrogencontentammoniumsaltandturnedinto.Thismethodissuitablefornitrogencontentoflessthan0.025%(m/m)samp
