高挥发分煤种电站锅炉高效低NOX排放系统研究

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1、华北电力大学（保定）博士学位论文高挥发分煤种电站锅炉高效低NO<,X>排放系统研究姓名：冯兆兴申请学位级别：博士专业：热能工程指导教师：安连锁;陈鸿伟20070401华北电力大学博士学位论文摘要Abstract111epollutantcomefromthecoalcombustionalreadybecomethemainsourceofatmospherepollution．OneoftheprimaryfactorsofatmospherepollutionisNOxfromcoal·fire

2、dpowerplants．EnvironmentalpollutionalreadybecameoneofOUrcountryeconomydevelopmentmainrestrictionfactors，SOgovernedN0xemissionofcoal-firedpowerplantisbecomeurgentmission．ConsideredOUtcountrytakethecoal—electricityasthenationalcondition，inthepresentecono

3、micaldevelopmentsituation，developtheeffectivelow—NOxcombustiontechnology，willhaveveryimportantsocialefficiencyandeconomicefficiencyinthefuture．Thelow-N0xcombustiontechnologyisthefirstchoiceoftheNOxcontroltechnologyinthermalpowerunit．11leairstagedcombus

4、tiontechnologyisonekindofrich-leancombustiontechnologybasedonthecomprehensiveburningadjustment，whichhasbecometheimportantmethodtoreducedensityofN0xinthecombustionproductandreducetheenvironmentalpollution，SOitisgenerallyusedintheboilertransformationandt

5、henewboilerunit’Sconstruction．VariousresearchindicatedthatthestagedcombustionhaveobviouseffecttoreducetheNOxproductionofhighvolatilemattercoal．ButalsolackthesystemresearchtolowNOxoftheboilertransformationnOW．Thearticlebeginwiththeairgradingaswell髂thelo

6、w—N0xcombustionapplication，focusingontheresearch，designandapplicationofthehighefficiencyandlow-NOxemissionsystemintegrationtechnology，、Ⅳiththemethodsofexperience，theorynarration．combiningwithmathematicsmodelresearch．Basedonthetheoryanalysis，thesimulate

7、dexperimentstothebiasburnerUreconductedonthecoldmodelingbench．whilethedesignparametersareoptimized．Theairstagedcombustiontestiscarriedonthehotbench，whichaimsatdifferentcoalsanddifferentoperatingparameterstodetermineappropriatetransformationprograms．Res

8、earchstagedcombustionpollutiontogeneratemathematicalmodelsforvaluesimulation．Unifythecoldmodelingexperimentandtheburningtestresearchtoconducttheoptimizationresearchofthetransformationprograms．Carryontheutilityboiler’Sparameteroptimizati