基于環(huán)境溫度變化的聯(lián)合循環(huán)余熱鍋爐熱力性能計(jì)算.pdf

1、分類號(hào)：UDC：工學(xué)碩士學(xué)位論文(高校教師)密級(jí)：——編號(hào)：——基于環(huán)境溫度變化的聯(lián)合循環(huán)余熱鍋爐熱力性能計(jì)算碩士研究生：指導(dǎo)教師：學(xué)位級(jí)別：學(xué)科、專業(yè)：所在單位：論文提交日期：論文答辯日期：學(xué)位授予單位：鄭心偉姜任秋教授工學(xué)碩士動(dòng)力機(jī)械及工程動(dòng)力與能源工程學(xué)院2006年06月01曰2006年06月17日哈爾濱工程大學(xué)哈爾濱工程大學(xué)碩士學(xué)位論文ABSTRACTGasSteamCombinedCycle(6scc)hasbeenwidel

2、yapplyingInthissystemHeatRecoverySteamGenerator(HRS④isrestrictedbytheparametersofexhaustfromgasturbine，thethermalcharactersofsteamisalsoaffectedbyHRSGmeanwhile，andthefluegasresistancenumericalvalueofHRSGhasthedirecteffec

3、tonthepowerandefficiencyofgasturbine，whichinfluencesthewholeefficiencyofGSCCimportantlyInthisthesis，the100％loadofgasturbineexhaustworkingconditionswereformulatedconsideringthecharactersoflocalenvironmentaltemperaturevari

4、ation，basingontheoptimizationofsteamparameterstoagivenHRSGat100％load，thethermalandfluegasresistancecalculationsofthisHRSGwerecarriedoutotlthebasisofenvironmentaltemperaturevariationInthisthesis，theprinciplesandcharacters

5、ofthreebasictypesofGSCCwereintroduced，thequalitativeThermodynamicsandapplicationevaluationswerecarriedoutfirstlywhichsettledthebaseforthefutureresearchThentheenergyoftheGSCCsystemwithLowPressuredEvaporator(LEP)，Supplemen

6、taryFiringBurnerUnit(SFBU)andsinglepressuredHRSGWasintegrated，andtwoexpressingformulasoftheformersystempowersupplyefficiencywereachievedbythebasictheoryofThermodynamicsandmathematicdeducingTakingthemxpowersupplyefficienc

7、yofCombinedCyclewhenHRSGwithoutSFBUastheobjectivefunction，basingontheanalysesofThermodynamicsandengineeringprojectrestraints，usingthethermalmodelsofthisHRSGandsteamgasturbine，takingthegivenexhaustparametersofcomingintoth