大容量機(jī)組高壓加熱器安全經(jīng)濟(jì)性研究.pdf

1、華中科技大學(xué)碩士學(xué)位論文大容量機(jī)組高壓加熱器安全經(jīng)濟(jì)性研究姓名：張振群申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：動(dòng)力工程指導(dǎo)教師：黃樹紅20060429華中科技大學(xué)碩士學(xué)位論文AbstractWitlltheincreaSeoftheoperatiQnproponionofl盯gec印acityuIlit，theheateroperationreliabilityofregenerativefeedwaterheatingsyStemmore掣avely

2、mfluencemesafe—economicalopcrationofthe塒ta11dt11esafetyoftlIewholepowergridThesafeecohomyoftllehi曲pressllreheateristhekeytoimprovingtlleemciencyoft11eunitandass血ngunitoutputandrcliabili吼For300MWllllit，accordingto吐地也eoryc

3、a】cula!垃ngand叩erationtestresult：ifThete肌irlaldi彘renceofHi曲一pres吣heaterreduce1℃，thellllitheatrate研1lreducebyaboutO06％First，tllistextanalysesandresearcheshigh—pressureheaterof也eI嘴ecapacicyun“mmughsurveyin舀aimingattheexiste

4、dproblemiIlfluencingtllesafeeconomy：Propose血echoiceanddistdblnionprincipleofmainparafneterindesi朗，studytllemainsafeeconomicrequirementofmeregenerativefeodwaterheatingsystemandmecharacteriStic0f也eheatcalculating，probeintO

5、theinte玎l(xiāng)als咖ctl】ralch啦ct耐sticofthe11i曲一pressureheatera11doptimize，de丘net11erequireJnentofmeslart，operation，Shonageofthellighpressureheater鋤ldthesafb—protectionsystem，analyses也emain仃0ublea11dreasoninoperation，propose也eso

6、lvingmeasurementThen，combining、Ⅳimt11ehi曲pressureheateroperationconditionofPearl硒verpowerplant300MWuIlitespecially，calculateandstudymeinnuenceoftllete珊inaldi施renceanddrains”temtomehcateraIlduniteconomy，impl鋤entthealterat

7、ion0ndrainwat旺andtc如3inaLd證brence；testwitllemphasisonPearlfUV盯pOwerpl跚tu11ithighpressureheaterafIdoptimaI叩erationmetllod，modi母協(xié)ewateI。leVelbaSei11S臼1lrnentofthehighpressureheaterandhnprove也econtmllo百candpmtectofmewaterle

8、vel，con丘nIlhighpressurenonnalwaternomlallevelandoptimaloperationwater1eVelandreaSOnabledramprotectsystemofmeheater；Reduce也eheatertemlinaldi行色rencetopmvideoperationdirection，makehigh—pressureheaterin也ebestsafe—economjcper