煤的熱天平燃燒反應(yīng)動(dòng)力學(xué)特性的研究.pdf

1、華中科技大學(xué)碩士學(xué)位論文煤的熱天平燃燒反應(yīng)動(dòng)力學(xué)特性的研究姓名：肖三霞申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：熱能工程指導(dǎo)教師：周懷春20040424IIAbstractPulverizedcoalcombustionperfmancehasimptantinfluenceonboilerdesignalterationcombustionadjustingitisalsoabasisofspecializedboiler.Fmodernboilers

2、practicalexperiencesofmanyyearsshowthatcoalconventionalanalysisnumericalvalueisverylimitedtofecastpulverizedcoalcombustionprocessGeneralconventionalindustrialanalysisdatumelementanalysisdatumcannotmeetitsrequestdesignedb

3、oilersafetyboilereconomicoperationcanbeguaranteedonconditionthattheignitionburnoutslaggingacteristicsofpulverizedcoalmustbeunderstood.Radiativeimageprocessingtechniqueshavebeenusedaseffectivetoolsfflamestudyftemperaturem

4、easurementfcombustionanalysisbasedontemperaturesobtainedfromflameimagesfcombustioncontrol.Theideaofreconstructionof3Dtemperaturedistributionsinfurnacesthroughradiativeenergyimageprocessingwasstudiednumerically.Acombustio

5、nmodelconnectedburnoutwithchemicaldynamicsparametersquantitativestudyonitarerarelyrepted.Pulverizedcoalcombustionreactiondynamicsparametersareoneofnecessaryimptantdatumofthermalcalculationoncombustionequipmentbasedonpulv

6、erizedcoalfuelbasictheystudyonpulverizedcoalparticlecombustionacteristics.Withthedevelopmentofcomputersciencemathematicalmodelofpulverizedcoalcombustionisbeingappliedtoboilerdesignoperationlittlebylittle.Thisisrequiredto

7、calculatepulverizedcoalcombustionprocessasaccuratelyaspossibleimptantinitialdatainthecalculationisreactiondynamicsparametersitquantitativelydescribesreactionabilityofcoalgiveschangeruleofreactionabilityofdifferentcoalswi

8、thtemperature.AccdingtoneedofHuNanHuaYinZhuZhoupowerplant’2ndalterationprojectfifteenconventionalcoalsthattheyprovidedwillburninthepowerplant’Wflamefurnacearestudiedonconventionalindustrialanalysiselementanalysisactualco

9、mbustionacteristicsslaggingacteristics.Adaptationreactionsofcoalsareanalyzedcoalrangesedofbettercombustioneffectintheflamefurnaceisgiven.groundisprovidedfdeterminingburningcoals.Acombustionmodelisprovidedthemodelconsider