学科分类
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8 个结果
  • 简介:Nasiconthinfilmsof15μmthickonYSZsub-strateswerepreparedbymeansofsolidstatereactionat1230℃for10hours,Stucturalcharacteriza-tionofthefilmswereperformedbyXRD,SEMandEDX,AnewtyypeofCO2gassensorwithNasiconthinfilmassolidelectrolytewasdeveloped.

  • 标签: 固态离子 薄层 结构 固体电解质电池 机械加工 氧化铝
  • 简介:Asoxidematerials,continuousmullitefiberhassuperiorpropertiesinhightemperatureresis-tancewhenexposedinair,Presentworkshowstheproductionofoxidesolutioandthespinningofthenullitefiber,Thestablespinninglastedover10hours,Thestrengthofthemullite-basedfiberis1900MPawithadiameterof10μmafterabout1000℃treatment,Whenthetreatmenttemperatureexceeds1300℃thegrainsoffiberbecomecolumncrystalsandresultsinreductionoffiberstrength.

  • 标签: 溶胶 凝胶 多铝红柱石 莫来石 陶瓷纤维 制备
  • 简介:Conceptofblackbox,conditionofmodelingandcontrolmethodswereintroduced.Takinghighpuritysilicabrickasanexample,thesilicabrickfeaturedwithhighpurity,lowporosity,lowtruedensityandhighstrengthwasdevelopedthroughproblemanalysis,testdesign,modelingandoptimization.Usinginformationtechnologytoupgraderefractoriesindustrywasdiscussed.

  • 标签: 建模方法 黑盒子 材料技术 耐火 应用 低孔隙度
  • 简介:Inthiswork,thefactorsandparametersofatestmethodonabrasionresistanceatelevatedtemperatureswerediscussedandresearched.Firstofall,theprecisiontestsofthetestmethodonabrasionresistanceatelevatedtemperatureswereconductedin8laboratories.Theresultssuchasthestandarddeviationandreproducibilityshowgoodrepeatabilityandreliability.Therelationshipbetweenthestabilityofrefractoryperformanceandthestandarddeviationoftheirwearvaluewasanalyzed.ThentheimpactoftheheattreatmentconditionofunshapedrefractoriesandoxidationofSiCsandasabrasiveonthelostvolumeofthetestedspecimenswasresearched.

  • 标签: 不定形耐火材料 高温耐磨性 试验方法 测试方法 标准偏差 热处理条件
  • 简介:Onthebasisofthetheoryofthermalshockresistanceinthescienceofmaterialsandthetestmethodofairquenchingwhichisgenerallyrec-ognizedinternationally,especiallyinEurope,thepresenttestmethodsfordeterminationofthermalshockresistanceinChinahavebeenanalysed,Experimentstudyonthermalshockresis-tanceofsilicaandbasicrefractoryproductshasbeenconducted,andanewtestmethodofthermalshockresistance-airquenchingmethodhasbeenputforward.

  • 标签: 抗热冲击 空气淬冷 试验方法 氧化镁 耐火材料制品 矾土