以柔克刚-提高耐火材料抗热震性.ppt

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1、以柔克刚—提高耐火材料抗热震性郑州大学高温材料研究所叶国田以柔克刚—提高耐火材料抗热震性JusttotouchthehugeandcomplicatedtopicNottoanswer/solvequestionsButtoraisequestions/suggestionsTheideasarenotnecessarilynew.Theideaswereproposedbeforebyotherpeopleinawayoranother,oreveninpractice题外话–研究题目我们高温所研究生的研究题目：“加入Al粉对MgO-C砖结构和性能的影

2、响”结果：AP,BD,CCS,MOR,HMOR，PLC,TRS,SCR,XRD,SEM结论：把对Al粉对以上性能、相组成、显微结构的影响进行总结以上题目和结论有没有问题？题外话–研究题目【药品名称】品名：维C银翘片【功能主治】用于流行性感冒引起的发热、头痛、咳嗽、口干、咽喉疼痛。【不良反应】尚无报道。“加入Al粉对MgO-C砖结构和性能影响”主要目标：对什么具体性能的影响？结论提及：对其他性能有没有负面影响？Hasselman’sthermalshocktheoryAccordingtoHasselman’sthermalshocktheory,thed

3、rivingforceforcrackpropagationisproportionaltothestoredelasticenergyinthebodyatonsetoffracture.Hasselman,D.P.H.Unifiedtheoryofthermalshock,fractureinitiationandcrackpropagationinbrittleceramics.JournalofAmericaCeramicSociety,V.52,No.11,600-604,1969.Thermalstressdependenceonmodulu

4、sofelasticityThermalstress=E·=E··TTEC：dependentonthematerialT：determinedbytheapplicationconditionsInordertoreduce，EhastobereducedEisdeterminedbymicrostructure（microcracks,phasedistribution,etal）Microstructureisgeneratedbyprocessing“Refractoriesselectionforsteelladles”(Marc

5、oAntonioQuintela,FabioDuarteSantos,CelsoAnizioPessoa,JoseAnchietaDeRodrigues,VictorCarlosPandolfelli,UNITECR'05-ProceedingsoftheUnifiedInternationalTechnicalConferenceonRefractories,p380-384).以柔克刚–微裂纹SofteningthroughmicrocracksRefractoriesselectionforsteelladlesMarcoAntonioQuinte

6、la,FabioDuarteSantos,CelsoAnizioPessoa,JoseAnchietaDeRodrigues,VictorCarlosPandolfelli,UNITECR'05-ProceedingsoftheUnifiedInternationalTechnicalConferenceonRefractories,p380-384“Refractoriesselectionforsteelladles”(MarcoAntonioQuintela,FabioDuarteSantos,CelsoAnizioPessoa,JoseAnchi

7、etaDeRodrigues,VictorCarlosPandolfelli,UNITECR'05-ProceedingsoftheUnifiedInternationalTechnicalConferenceonRefractories,p380-384).MgO-Cladlebrickbinderanti-oxidantMC1pitchAlMC2pitch-MC3resinAlMC4resin-SamplesofMgO-Cbricks“Refractoriesselectionforsteelladles”(MarcoAntonioQuintela,

8、FabioDuarteSantos,CelsoAnizioPessoa,Jose