電站鍋爐結(jié)渣問題分析及其解決途徑.pdf

1、山東大學(xué)碩士學(xué)位論文電站鍋爐結(jié)渣問題分析及其解決途徑姓名：郭新根申請學(xué)位級別：碩士專業(yè)：動力工程指導(dǎo)教師：黃新元20050507abstractThisarticleaimforseriousslaggingproblemon480t／hboilerinDonghaipowerstationofNanshanCo，LongkouThemainreasonofslagginginboilerhadbeenfoundthroughtheor

2、eticalanalysisSolutionhadalsobeenobtainedafteractualboilertest，andregenerationhascausedidealresultAtpresent，theslaggingproblemofmostboilersiscausedbycombustionofnondesigncoalItalsotosayadaptationbetweenboilerstyleandcoal

3、isthemainreasonSothisarticleexpoundsthecouplingquestionbetweenboilerstyleandpracticalcoal，andthecentralresearchisslaggingcharacteristicsonboilerandcoalatuncouplingconditionResearchmeansandjudgmentbasisoncoalandashslaggin

4、ginorOutofchinaarediscussed，andcouplingrelationbetweenboilercharacteristicalparameterssuchasfurnacevolumeheatreleaserate，furnaceplanheatreleaserate，burnerzonewallheatreleaserate，furnaceburnoutvolumeheight，burnerzoneheigh

5、tandfurnaceburn—outzoneheatreleaserateetcandpracticalcoalareresearchedToguideboilerdesignandoperation，meanstoavoidslagginginboilerdesignandfiringhighslaggingcoalarediscussedIncorporatedwiththe480t／hboilerinDonghaipowerst

6、ation，thecentralmeansforoperatingboilertobeavoidedfromslagginginthisarticleshouldbeamelioratingboileraerodynamiccond；tionThisshouldtryanmeanstOdecreasetemperaturelevelinburnerzone，avoidattachingorrushinboilerwallbecauseo

7、fthedecliningofPAairresultin，anddecreaseortransformthelayingwaysofignitionbeltIncorporatedwiththeanalysisofboilerstyleandactualcombustioncoalofthe480t／hboilerinDonghaipowerstation，modifiedmeansareprovidedandappliedUnitmu

8、sttobeshutdownbecauseofcleaningslagisavoided，combustionconditionisameliorated，fluegastemperatureisdecreasedandtheboilerefficiencyisimproved，thepowerstationacquiresvasteconomicutilityKeywords：boilerslag，experimentresearch