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首页 城市垃圾焚烧发电技术现状与发展

城市垃圾焚烧发电技术现状与发展.doc

城市垃圾焚烧发电技术现状与发展

屲裡旳孩孓13
2017-10-14 0人阅读 举报 0 0 暂无简介

简介:本文档为《城市垃圾焚烧发电技术现状与发展doc》,可适用于领域

城市垃圾焚烧发电技术现状与发展Secondvolume,secondissueOctoberJournalofWuhanElectricPowerTechnicalCollegeJoumalofWuhanEleetriePowerTeehniealCollegeVolZNoOetPresentstatusanddevelopmentofmunicipalsolidwasteincinerationpowergenerationtechnologyJiuHuaZhou(Departmentofpowerengineering,WuhanElectricPowerTechnicalCollege,Hubei,Wuhan,China)Abstract:ThispapersummarizesthecityrubbishincinerationofgarbageincinerationTheadvantagesofcurrentmainproblemsofpowergenerationtechnologyinChinaapplicationanalysisAndprospectsfordevelopmentClosinginquiry:garbagepowergenerationadvantagesstatusquoprospectsInthispaper,TingMprisontrappedclassificationcode:Atabstractnumberedgesinkinga((X)atinamudMunicipalsolidwasteisaninevitableproductofhumanlife,andashumanwasteincinerationplants,wasteincinerationplantsindevelopingcountriesarealsobuiltWiththeprogressofcivilizationandthegrowthofpopulation,theoutputofdomesticwasteisstillintheminorityWiththeincreaseofmaterialanddailylife,thewastecompositionisgraduallyrecycledandcomparedwithothermunicipalwastedisposalmethodsMiscellaneous,harmfulingredientsarealsoincreasing,garbageproblemhasbecomeasocialpublic,withthefollowinguniqueadvantages:HarmFromaworldwideperspective,therelativelymatureurbansolidwaste(L)canmakewastedisposalmorethoroughthroughThemaintreatmentmethodsaresanitarylandfill,compostingandincinerationOverfloodegreesCelsiusincinerationprocess,inadditiontoheavygarbageAsthefinaldisposalmeansofmunicipalsolidwaste,sanitarylandfillisfullydecomposed,andalargenumberofbacteriaandpathogenscanOperationmanagementissimple,investmentandoperatingcostsarerelativelylow,butthisiscompletelyeliminated,avarietyofmalodorousgasesaremostlydecomposedathightemperature,Thewastereductioncapacityofthetreatmentmethodispoor,andalargeamountofvaluablesoilisneeded,especiallyforflammablecarcinogens,viralpollutantsandpoisonoussubstancesLandresourcescancausegroundwaterandsoilpollutionatthesametimeTheothersideoftheplaneisalmosttheonlyeffectivetreatmentmethodforimprovingthecityWeiThedifficultyofcollectingandtreatingmethaneproducedbylandfillsismorepositivethanthatofthelivingenvironmentInadditiontoenvironmentalpollution,therearealsoexplosivehiddendangers()theeffectofwastereductionisremarkableIncinerationtreatmentcanmakeGarbagecompostusesnaturalwastessuchasbacteria,actinomycetesandfungitoreducethevolumebyaboutandreducetheweightbyMicroorganismsthatpromotetheincinerationofbiodegradableorganicmatterinarefuse,whichcanbeusedasrawmaterialforcementorusedasrawmaterialforcementThebiochemicalprocessofstabilizinghumusAtpresent,bettercomposting,squarebrick,roadconstruction,butalsotorecoverlesstmetal,effectivelycurbDynamichightemperaturecompostingButinmoderntimes,thedevelopmentofcompostinghasledtotherapidgrowthofthestockofrubbishIntheprocess,duetotherapiddevelopmentofindustrialization,alargenumberoftoxicchemicals()canrealizetherecyclingofwasteInmunicipalsolidwasteQualityandhighpolymerplasticsbringpeoplegarbageinthecity,seriouslyaffectingtheheapcontainingalargenumberofcombustiblesubstances,wasteincinerationcanproduceheatThequalityoffertilizerproducts,t,hasledtotherecyclingofwastecompostingtechnologyinourcountry,whichcanbeusedforheatingandpowergeneration,sothatthechemicalenergyingarbagecanbehigherWitharelativelyshrinkingstate,hasbeenestablishedinthecityThegradeofmechanicalenergyconversion,turningwasteintotreasure,withconsiderableeconomicbenefitsThegarbagecompostingplantaconsiderablepartbecauseoftechnologyandmarketandotherreasonsare()wasteincinerationprocessissimple,reliableoperation,garbagedisposalRelayoffHighspeed,handletbigWasteheatboiler,steampowercycle,thermoelectricityWasteincinerationtechnologyoriginatedinthelatenineteenthCentury,intothetwentiethCentury,COproductionandothertechnologiesmatureandreliableAfters,industrialtechnology()hadlessimpactontheenvironmentduetoincreasedfuelavailabilityingarbageModernwasteincinerationtechnologyWiththecontinuousimprovementofthelevel,thewasteincinerationtechnologyhasdevelopedrapidly,andincinerationhasstrengthenedthetreatmentofharmfulgasesproducedbyincinerationProcessingtechnologymaturesInthepastthirtyyears,almostalldevelopedadvancedincinerationtechnologyandstrictfluegastreatmentprocesscanbelargeThestateandmiddledevelopedcountrieshavebuiltlargescaleandlargequantitiestoreducetheemissionofharmfulgasesfromwasteincinerationODate:accepted(shakingAbouttheauthor:ZhouJuhua(,),female,Hubei,University,Bachelorofengineering,Professorofbrake,themainresearchdirectionistheteachingandoperationofboilerpowerequipment,ManagementandmaintenanceZhouJuhua:StatusanddevelopmentofmunicipalsolidwasteincinerationpowergenerationtechnologyThefiltratecanbesprayedinthefurnaceforhightemperaturedecompositionwithoutpollutionGroundwaterconditionsLandfillleachateismainlyproducedintherefusestoragepit,Isthegarbageinthestoragepitfermentation,decay,thereleaseofwaterinsidethegarbageCausedWasteleachateisburnedthroughahumanincineratorTheorganiccompoundsaredecomposedbycombustionprocessandcanremoveorganicwastewater()itcansavealotoflandIncineratorcoversanareaofSmall,theconstructionofadailytreatmentoftonsofgarbageXXincinerationplant,Itonlycoversacres,andcanbetreatedforyearsmillionthousandtonsAnditcanbebuiltnearthecityandshortenedThetransportdistanceofrubbishInviewoftheabovereasons,wasteincinerationtreatmentandcomprehensiveutilizationareItisthemosteffectivetorealizetheharmless,resourcefulandminimizationofgarbagedisposalMeansofgoodenvironmentalandsocialbenefitsWasteincinerationpowergenerationasanadvancedwastetreatmenttechnology,chargingItreflectstheharmlessness,recyclingandminimizationofwastetreatmentIthasgainedthemostextensiveapplicationabroadGenerallybelievedthatwhenWhenthecalorificvalueofgarbageisgreaterthankkg,itcanbeburneddirectlyIThecombustiblecontentandcalorificvalueofmunicipalsolidwastereachedbasicallyThelevelofdirectcombustioncanbefoundintheconstructionofwasteincinerationpowerplantsBasicconditionOurcitygarbageproducedagreatamountofresearchdeeplyGarbagepowergenerationtechnology,comprehensiveutilizationofwaste,topromoteourcountryTheprocessofindustrializationofwastepowergenerationandtheimprovementofthepeople'slifecircleEnvironmentalqualityisofgreatsignificanceGarbagepowergenerationistheprocessofstoringdomesticwasteinarubbishbin,one,daysofstorage,evacuation,burningintheincinerator,theuseofwasteincinerationTheburningwasteheatheatsthewatersupplytoproduceacertaintemperatureandpressureThesuperheatedsteamissenttotheturbogeneratortogenerateelectricity,andtheprocessflowisasfollowsshowsIncinerationofdomesticwasteisessentiallycomparabletootherfuelsThesameistheexothermicreactionoforganicmatterathightemperatureThespecificityofthewasteasfuelinthecompositionofthefuelmanThetreatmentbeforeandaftercombustionismorecomplicated,thatis,wasteincinerationThesystemisdifferentfromtheusualcoalcombustionsystemThewaterandthewateraresmoothDepartmentofbiteTheplacewherethechildrenliveinthefieldsaretheclasses,theclasses,theclasses,theQiandtheQiNo,nograveFigurewasteincinerationpowergenerationsystemTherubbishinourcountryisnotclassifiedonthesurfaceIntheprocessofgarbagecollection,storageandtransportation,ithasbeenmanuallysortedmanytimes,TherecyclablepartsarebasicallytransportedtothetreatmentplantbeforetherubbishisdeliveredHasbeenoutofrecoveryThereforeinthefirststoredgarbagegarbageplantThegarbagestoragepit,themainpurposeofsettingthegarbagestoragepithastwo,oneItistostoreintothefactorygarbage,playtheroleofregulatingtheamountofgarbageThetwoistogarbagemixing,mixing,dehydrationandsoon,toplaytherightTheroleofrefuseconditioningInaddition,theincomingrefusestopsinthestoragepitForacertainperiodoftime,bynaturalcompressionandpartialfermentationReducethemoisturecontentofwastewaterttoincreasethecalorificvalueofthegarbageintothefurnaceTheburningeffectofgarbageHarmfulpollutantscanbeproducedafterincinerationofmunicipalsolidwasteInsmokeThepollutantscanbedividedintoparticulatematter(dust)andacidgas(HcL,HF,SOX,etc),eachedge(Pb,Cr,heavymetalmaskandetc)Machineseriestoxicpollutants(twowellEnglish,XiaNanetc)fourcategoriesinordertoThetwopollutiontotheenvironmentduringtheprocessofrefuseincinerationwillbeavoidedStrictmeasuresmustbetakentocontrolwastewiththefluegaspurificationsystemEmissionofincinerationfluegasResearchandpracticeindevelopedcountriesinforeigncountriesPracticeshowsthat"lowtemperaturecontrol"and"highefficiencyparticulatecapture"aretobaccoKeyfactorsforsuccessfuloperationofgaspurificationsystemSo,inthegarbageThetemperaturecontrolmustbekeptaslowaspossibleduringthefluegascleaningprocess(abovedewpoint)anefficientdustcollectorisadoptedIncineratorcinderNotflyashcontainsheavymetalsandotherharmfulsubstances,ifuntreatedDirectemissionswillpollutethesoilandgroundwatersources,creatingtheenvironmentBecomeharmfulCuringisgenerallyused,andwastesolidificationisdonewithphysicsChemicalmethodsincorporatehazardouswastesintothedenseinertsubstrateAprocessinwhichmaterialisstabilizedCuringmethodsare:CementCuring,asphaltcuring,sintering,solidification,plasticsolidification,glasssolidification,andLimestonecuring,etcAscanbeseenfromFigure,theconveyorsystemisconcernedwiththeentirecombustionsystemTherearegarbage,air,heatrecoverymedium(water)andtailgasTherequiredsludgeremovalagent,theoutputsystemofslag,ash,smoke,aswellasAmedium(steam)thatabsorbsheatInaddition,theleachateintherefusepit,Ifallareburnedinafurnace,thereisnosewagedischarge(ofcoursesteam)Sewageinwatersystem,suchasnonsprayingfurnace,shouldbenecessaryThesewagetreatmentwillbedischargedordischargedintomunicipalsewagepipenetworkafterreachingthestandardGarbageincineratorsoperatemorethancoalfired,fuelorgaspansTheoperationofthefurnaceismuchmorecomplicated,mainlydueto:()althoughgarbageiscollectedbyacraneinarefusestoragepitYes,butit'snotpossibletogetauniformgarbageGrateOnthewetanddrygarbage,garbage,garbageandhighcalorificvalueandlowcalorificvalueTherearecloselyrelatedtoThecombustionprocessandsmokeduetounevenfuelThegascomposition,theamountoffluegasandthetemperatureofthefluegasareunstable,inordertoobtainthecomparisonStableincinerationconditionsneeddifferentparticlesizeanddensity,ZhouJuhua:municipalsolidwasteincinerationpowergenerationtechnologystatusanddevelopmentWater,calorificvalueandcombustionperformanceareadjustedcontinuously()theamountofdustinthefluegasislarge,whichleadstothesevereheatingoftheboilerHeavypollutionatthesametimemakestheincineratorandSuperheaterzonesufferseverecorrosion,Causetheentireheattransfertochange,andthereforetothemaintransmissionlossParameterssuchasfluegasflow,boilerexhaustgastemperature,smokepressuredrop,mainSteam,temperatureandsoonallputforwardhighercontrolrequest()wasteincinerationwillproduceharmfulingredients,suchastwo,um,BritainandgorgeSo,therequirementoffluegasandsolidwasteflyashandresidueasaMaycompletelyburnout,thatis,inanycaseshouldbeguaranteedWhenthefluegastemperatureisgreaterthandegrees,thefluegasstaysinthefurnaceForatleastseconds,thisrequirestheamountofgarbagetochangeRespondquicklyandensuresafetyatthesametimeThefirstindustrialwasteincinerationplantinChinawasbuiltinShenzhenCitydailyprocessingtonsofmunicipalsolidwaste,orunitsIngeniousOstinghincinerator,generatorinstalledcapacity(bladeKflat,itstechnologyTheequipmentwasquotedfromMITSUBISHIheavyindustriesinJapanandexpandedlater)hincineratorHowever,duetolargeinvestmentandhighoperatingcosts,thePooreconomicbenefitInrecentyears,duetothesupportandincinerationofthenationalindustrialpolicyWiththedevelopmentoftechnology,thenumberofwasteincinerationplantsinChinahasincreasedgreatlyFastIn,Zhuhaibuiltofthedailyrubbish:garbageburningBurningfactoryShenzhennowhasthreegarbageincinerationpowerplants,Plantobuildfive,soastomakethecityofShenzhenmunicipalsolidwasteIncinerationtreatmentThefirstwasteincinerationheatingplantinBeijingBuiltin,thedailywastecapacityisShanghaiisnowavailableConstructionoftwowasteincinerationpowerplants,withdailyprocessingcapacityofLinstrumentoldtInaddition,Guangzhou,Hangzhou,Zhengzhou,Dongguan,andWenState,Ningbo,Wuhan,WuhuandotherplacesarebuildinglargewasteincinerationFactoryAtthesametime,therearemoremunicipalwasteincinerationplantsunderconstruction,orPreparationforconstructionWasteincinerationpowergenerationinourcountryshowsarapidgrowthInMomentum。However,mostofChina'sbuiltwasteincinerationpowerplantsIncinerationequipmentimportedfromabroad,fromitsconstructionandoperationsituation,storageOnthefollowingquestions:(L)equipmentisexpensiveandinitialinvestmentistoohighKeytoutilizingforeigncountriesTechnologyandequipmenttobuildagarbagepowerplant,eachprocessing"Hgarbage"ofitsTheinvestmentisabouttothousandyuan,suchasthewasteincinerationpowergenerationinShanghai,PudongTheplantutilizestheequipmentandtechnologyoftheFrenchAlstomLtd,theprojectThetotalinvestmentismillionyuan,ShanghaiJiangqiaogarbageincinerationpowerplantLiWithSegherscompanyequipment,investmentofnearlymillionyuanThisisforMostofthecitiesinthecountryareunbearable()garbagetreatmentisineffectiveTheburningofforeigndevelopedcountriesBurningtechnologyandincinerationequipmentarerelativelymature,buttheincinerationabroadThefurnaceisbasedonthequalityofdomesticwasteandfuelcharacteristicsChina'sgarbagequalityandfuelcharacteristicsarecomparedwiththoseofforeigncountriesInabigdifferenceBecauseourcountryhasnotcarriedoutthegarbageclassificationatpresentSystem,thequalityofmunicipalsolidwasteisverylow,sotheintroductionofincinerationThepreparationisnotwelladaptedtothecharacteristicsofChinagarbage,stillexistIncinerationisincomplete,unstableoperation,noteasytodischargeallstandardsetcQuestion()highoperatingcostandlackofeconomyCurrentlyintroducedcountriesOutsidetheburningequipmentusinglightdieseloilasfuelcombustion,duetoChinaThelowercalorificvalue(SOkjkg,),andthechangerangeMorefuelmustbeaddedtothecombustionsystemAtthesametime,therearealsooffKeys,hightemperatureparts(suchassuperheater,etc),shortservicelife,maintenancecostsAdvancedproblemsTherefore,domesticwasteistreatedbyincinerationofforeignequipmentThecostishigher,generally,,eight()powergenerationefficiencyislowComparedwithconventionalthermalpowerplantsAnothermajorconcernwiththewastepowerplantisthewasteincinerationcompanyThetemperatureofthemetaltubewallattheheatingsurfaceishigherthanthatofthegastrappedhydrogen(Ha)ThecorrosionofmetalpipewallwillbemoreseriousatdegreescentigradeOurcountryShenzhengarbagepowerplantsuseMPaanddegreetemperatureparametersSteamgenerateselectricitybecausethesuperheaterisinoperationdayslaterSufferseverecorrosionTherefore,theearlyconstructionofgarbagepowerplantsisTopreventthiscorrosion,thetemperatureofthesteamproducedisbasicallycontrolledBelowdegreesCelsius,thepowerefficiencyisbelow,whichmakesgarbagewasteTheeconomicefficiencyofthepowerplantislowAtpresent,ChinaisonthemanagementanddisposalofmunicipalsolidwasteWeshouldreformthemanagementsystemandadvocatetheindustrializationandmarketofwastedisposalManagementofgarbagedisposalindustry,effortstobroadenthefinancingchannelsGarbagetreatmentfacilitiesinvestmentfromgovernmenttoprivateenterprisesThewastepowerplantwillbeconvertedfromutilitytoindependentaccountingEconomicunitstoencouragedomesticandforeignfunds,includingprivateenterpriseinvestmentPeoplecometotheconstructionandoperationofwastetreatmentfacilitiesGarbagepowergenerationTheeconomyandstabilityofthefactorywillbethefirstconcernoftheinvestorsQuestionsAtpresent,domesticwasteincinerationtechnologyisstillinitsinitialstageofdevelopment,TherearetwomajordirectionsforindependentresearchanddevelopmentandimportanddigestionArtleveltoachievefullmaturity,butalsorequiresashortprocess,However,duetotheadvantagesofadaptingtothenationalconditionsandlowercosts,itwilleventuallybecomethemasterFlowingLowinitialinvestment,reliableperformance,highcombustionefficiencyandrunningcostThedomestictechnologyandequipmentwithlowefficiencyandgoodprocessingefficiencyarebeingsubjectedtomoreandmoregovernmentGovernmentmanagementconcernsandmarketrecognitionAtthisstageinTsinghuaUniversityCirculatingfluidizedbedgarbageUniversity,ZhejiangUniversityandotherunitsoftheresearchanddevelopmentThegarbageincinerationpowergenerationtechnologyhasgoodsocialandeconomicbenefitsYi(T,turnsixtyseventhpages)ChenJie:howtoimproveteachingqualityTeachersoftenencounterembarrassment:answerquestions,participateinthediscussionVeryfewstudents,moststudentsindifferent,finally,theteachercanonlyBackto"tangguan"Teachingmethodsarestill,itwillinevitablyleadtothatSomestudentswithpoorinformationprocessingabilityhavetoomanyteachingcontentDifficult,unabletoabsorbandtired,andtiredoflearningAndtheabilityofinformationprocessingishigherThestudentswhoarestrongwillpayattentiontothecontentoftheteachingmaterialsForcescattered,andthencasualTheclassroomteachingeffectiscertainlynotgoodTheObviously,ifwewanttoimprovethequalityofteaching,teachersmustbeinclassTeachercentered,injectionorientedteachingmethodsshouldbeusedasfewaspossibleAstudentoriented,heuristicapproachtoteachingMakeTheteacher'sroleintheclassroomisnolongerforstudentstospeakeasilyBothofthebooks,andletthemremember,buttostimulateTheirintrinsicmotivationtolearn,guidethem,andlearntolearnMethodsandtheabilitytomasternecessaryskillsInviewofthecurrentsituationofstudents,therearestillsomemeasurestobetakenAttractstudentstoparticipateactivelyinlearningactivitiesWecanborrowitToidentifypeople'sexperience,usesomethinglike"quickanswerchoice""AstrategythatallowsagroupofstudentstoreturnonebyonequicklyStudentswhoanswerquestionsthatwillnotorarenotpreparedcananswer"corpseas:""ComethroughAnotherexampleisthebriefteamstrategy,whichisasimpleexplanationLearnthedataandthenletthestudentsteamupandhelpeachotherlearntheinformationMaterialandsoonLetthestudentshavesomethingtodoinclass,somethingtodo,andthisOnlyinthiswaycanstudentskeeptheirenthusiasmforlearningandachieveitBetterlearningresultsItshouldbesaidthatseveralproblemsmentionedaboveareimprovingthequalityofteachingTheamountinwhichateachercanplayapartTheseaspectscanWelldone,nodoubtcanplayaroleinimprovingthequalityofteachingButalsoTherearesomeaspectsthathaveimportantimplicationsforimprovingthequalityofteachingSuchasexaminationmethods,methods,scoringmethods,andsoon,intheseareasTheroleofteachersislimitedTherefore,weshouldimprovethequalityofteachingIt'sonlyateacher'sproblem,andit'samatteroftheteachingdepartmentasawholeOnlywhenallofustakepositiveaction,weshouldteach,testandsoonReformofthesurface,itisexpectedtoachievegoodteachingqualitytReferencetext:l,JanetWouter,GordonDrydenRevolutioninlearningM"Meryl"Mrevolution"HammingteachingLightcuttinginthemountainsLearningandteachingpsychologyJapanMShangZongTeachingmethodmodernizationresearchM(reviewer:LiNuoyaeditor:KuangNengMin)(uptosixtiethpages)Inshort,wasteincinerationpowergenerationhasacceleratedthemunicipalsolidwastecollectionTheutilitymodelimprovesthequalityofgarbagetreatmentandimprovestheecologicalringofthecityEnvironmenthaspromotedthesustained,stableandhealthydevelopmentofthenationaleconomyalongwithTheimprovementofthecitygasrate,especiallytheconstructionofthe"westeastgastransmissionproject"Asaresult,thecalorificvalueofgarbagehasgenerallyincreasedandtheeconomicstrengthofthecityhasbeenstrengthened,Wasteincinerationpowergenerationconditionsarebecomingincreasinglymature,inthelongrun,wastehairElectricityhasabroadprospectinourcountry(reviewer:WuZhimineditor:ZhuDekang)APPlieationandProsPeetsforMunieiPalWasteonetoOneEnergyPowerGenerationTeehnologyZhouJuhuaAbstraet:ThispaPersumsuPtheadvantagesofmunieiPalwasterineinerationandProblemsofwasteonetooneererstarewergenerationteehnologyanditsPraetiealProsPeetsKeyWord:wasterineinerationeharaeterseurrentsituation:ProsPeetAnalyzesthemainInChina

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城市垃圾焚烧发电技术现状与发展

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