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1、內(nèi)蒙古科技大學(xué)碩士學(xué)位論文（4）真實(shí)工作情況下，結(jié)構(gòu)改進(jìn)后的W型輻射管管體壁面的溫度分布更加均勻。由結(jié)構(gòu)改進(jìn)后得到的模擬分析結(jié)果可以得出結(jié)論，在W型輻射管同一側(cè)的兩彎頭處增添小管的結(jié)構(gòu)改進(jìn)方法是可行的。關(guān)鍵詞：燃?xì)廨椛涔?，溫度分布，結(jié)構(gòu)改善，ANSYS有限元分析內(nèi)蒙古科技大學(xué)碩士學(xué)位論文AbstractGas-firedradianttubeheatingdeviceintheapplicationofindustrialkilnwhichcanreducethecostofkilnofbasicfacilitiesandoperations;Radianttube
2、istheindispensablemainheatingequipmentproductionline,canprolongtheservicelifeofheatingfurnace;Gasfluegasgeneratedincombustionreactionintheradiationtubeisnotcontactwithheatedworkpiece,avoidedbyheatingtheworkpieceoxidationburninglossand,improvethequalityoftheworkpiece.Therefore,gas-fired
3、radianttubeinmetalheattreatment,andwidelyusedinthefieldofindustrialdrying.However,comparedwithforeigngas-firedradianttubeheatingequipment,radiationdomesticpipethereisacommonproblem,alongthelengthofthegasradiationcontrolthedirectionoftheunevendistributionoftemperature.Temperaturediffere
4、ncecausedbythedeformationandstressorlocaloverheatingwillcauseradiationtubedamage,reducetheservicelifeoftheradianttube.Therefore,howtoimprovetheradiationtubebodylengthdirectiontheuniformityoftemperaturedistributionisofcrucialimportance.Firstintroducesthebasicsituationofthegas-firedradia
5、nttube,includingthepurposeofthegas-firedradianttube,typesandadvantages,atthesametime,gasradiationtubedevelopmentpresentsituationathomeandabroadtodoabriefoverview.Secondlyforthefiniteelementmethodandfiniteelementanalysisisappliedtothetheoreticalknowledge,andappliedtothefiniteelementanal
6、ysisoftypes(structuralstaticanalysis,thermalstressanalysis,fluidmechanicsanalysisandtheanalysisofthefluid-structurecoupling)madeasimpleintroduction.Thenaccordingtothespecificparametersofw-typeradianttubehascarriedonthefiniteelementanalysis,obtained內(nèi)蒙古科技大學(xué)碩士學(xué)位論文thefollowingresults:(1)un
7、dertheconditionofradiationtubebodyintheweightofstressandstraindistributionandthetotaldeformation.（1）Radiationtubebodyundertheconditionoftheweightofthestressandstraindistributionandtotaldeformation.（2）Radiationtubebodyundertheconditionofhightemperaturethermalstressandstrainandthetotal
