石油焦燃烧特性研究(5)

石油焦

第4期徐茂蓉:黑液燃烧研究进展53

9　粘度

　　黑液的粘度高,即便是在较低的浓度(60%)下,也会造成液滴粘结,以至喷射困难,因此,一般要在100℃的温度下输送,以保证单颗液滴的形成。参考文献:

[1]MaˇcekA.Researchoncombustionofblack2liquordrops[J].Pro2

gressinEnergyandCombustionScience,1999,25(3):275-304.[2]AsplundD.TheStatusanddevelopmentpossibilitiesof

bioenergyinenergyindustry[R].MinistryofTradeandIn2dustry,EnergyDepartment,Finland,1997.

[3]AdamsT.N.,FrederickJ.M.,Grace,T.M.,etal.Kraft

recoveryboiler[M].Atlanta:TappiPress,1997.

[4]HupaM,SolinP,Hy bustionofliquordroplets[J].PulpPaperSci.,1987,13(2):67-72.[5]ManninenJ,VakkilainenE.Reductionofsulphuremissions

fromkraftrecoveryfurnacewithblackLiquorheattreatment[A].the29thLatinAmericanCongressforPulpandPaper[C].1996.

[6]ZenenhovenR,HupaM.Characterizationofsolidfuelsfor

advancedpressurizedcombustionandgasification[A].Pro2ceedingsofthe14thInternationalConferenceonFluidizedBedCombustion[C].ASME,NewYork,USA,1997.[7]KankkunenA.,MiikkulainenP.,J rvinenM.2001Inter2

nationalChemicalrecoveryconference.Whistler,BC,Cana2da,2001:11-14.

[8]bustionofapulverizedwoodparticle

-amodelingstudy,Nordic-con2ofEnergyandHy2Technology,ktionResearchProgress

XUMao2rong

(TheCollegeofMechanicalandEnergyEngineering,ZhejiangUniversity,Hangzhou310027,China)

Keywords:blackliquorcombustion;　KraftProcess;　modeling;　fuelcharacteristicsAbstract:Blackliquor,themajorby2productofthekraftprocessforproductionofpulp,is

oneofthemostimportantindustrialfuelsinAmericaandNorthEurope.Eventhoughblackliquorcombustioninrecoveryboilershasbeenpracticedforoverhalfacentury,researchef2fortstowardimprovementofcombustionefficiencyandabatementofenvironmentalemis2sionsaremuchmorerecent.Atfirst,thispapergivesabriefdescriptionofthekraftprocessandblackliquorcombustionprocess,andreviewsrecentresearchadvancesonblackliquorcombustionmodelingabroad,thenanalysesitsfuelcharacteristicsonthebasisofcompari2sonbetweenblackliquorandotherfuels.

(上接第42页)

pulverizedcoal2firedboiler;　petroleumcoke;　coal;　blendedcom2Keywords:CFB;　bustion

Abstract:Petroleumcokesarebyproductsofsolidresidualsfromthecruderefining

process.Thepetroleumcokeiswithlittleashcontentandvolatilecontent.Substantialcon2tentsofvanadium,nickel,nitrogenandsulfurinitarethemaincauseforpollutantsemissionandfiresidefoulingorcorrosionproblem.Becausemostofpetroleumcokehashighsulfurcontent,itisquitepopulartoburnpetroleumcokeandmakeheatrecovery.Inthispaper,petroleumcokeblendingcombustionexperimentswithcoalareconductedona220t/hcom2mercialpulverizedcoalboilerandaCFBtestrigrespectively.Bycomparison,itisaclearerandmoreeffectivewaytoburnpetroleumcokeblendedwithcoalinthecirculatingfluidizedbedcombustor.

百度搜索“77cn”或“免费范文网”即可找到本站免费阅读全部范文。收藏本站方便下次阅读，免费范文网，提供经典小说教育文库石油焦燃烧特性研究(5)在线全文阅读。