能量變換器進(jìn)相運(yùn)行極限的分析與計(jì)算

1、哈爾濱理工大學(xué)碩士學(xué)位論文能量變換器進(jìn)相運(yùn)行極限的分析與計(jì)算姓名：谷鳳玲申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：電工理論與新技術(shù)指導(dǎo)教師：戈寶軍20090301AnalysisandComputationonLimitofLeadingPhaseOperationofPowerformerAbstractPowerformerisanewtypeofhigh—voltagegeneratorThestatorwindingofitisXLPE(cros

2、s1inkedpolyethylene)withhighVoltageThisinnovationalstructuremakesitbeabletogeneratehighvoltageofthegridandconnect。tothepowerlinedirectlyitoffersthepowerplantseveraladvantagessuchasenhancedreliabilityhigherefficiencyetcSo

3、，itisnecessarytostudytheoperationofPowerformersystematicallyThestabilityanddepthoftheleadingphaseopermionofPowerformerisstudiedthoroughlyinthispaperThedevelopingbackgroundandstudystateathomeandbroadareintroducedinthispap

4、erfirstlyandtheresearchsignificanceofstabilityanddepthoftheleadingphaseoperationofPowerformerisanalyzedThen，thestabilityanddepthoftheleadingphaseoperationofPowerformerisanalyzed，andthemathematicalmodelofstaticanddynamico

5、perationstateforPowerformerisproposed，theexpressionsofStaticstablepowercharacteristicandstaticstable1imitforPowerformerarededucedTheinfluenceofexternalreactanceandfieldregulationonthestaticpowercharacteristicofPowerforme

6、risanalyzed，itiSprovedthatthedecreasedthestaticstabilityofleadingphaseoperationofPowerformerwiththecontrastresearchmethodThedynamicstabilityofleadingphaseoperationofPowerformerisalsoanalyzedinthispaperthephysicalprocesse

7、sofPowerformersystemareanalyzedrespectivelywhenthelinehasbreakdownthecircuitdiagramiSplottedwhenPowerformerrunsinnormalstateandfaultstatetheexpressionofpowerisdeducedbasingontheequivalentcircuitwhenPowerformerrunsinfault

8、，theeffectoffaultstateonleadingphaseoperationofPowerformerisanalyzedthetransientstabilitylimitiSobtainedAtthesametime，thephysicalprocessofreactivepowerregulationisanalyzedsystematicallybasingontheparametersofthePowerforn