A356铝合金半固态重熔温度场的有限元模拟Finite Element Simulation on the Reheating Temperature Field of Semi-solid A356 Aluminum Alloy
张恒华,许珞萍,邵光杰
摘要(Abstract)：
对A35 6铝合金非树枝晶坯料在不同感应加热条件下的温度场进行了有限元模拟。发现频率、保温时间及试样尺寸等均对温度场有明显的影响。实验得出铝合金半固态感应加热时最好采用中频 (6 4 0～ 10 0 0Hz)。应用有限元法对尺寸不同的铝合金试样的实际感应加热温度及其分布进行模拟 ,结果与实测结果吻合较理想。
关键词(KeyWords)： 半固态;有限元模拟;温度场;感应加热
基金项目(Foundation):
作者(Author): 张恒华,许珞萍,邵光杰
参考文献(References)：
- 1 SpencerDB ,MehrabianR ,FlemingsMC .RheologicalbehaviorofSn15pctPbinthecrystallizationrange[J].MetallurgicalTransactions,1972,3(7):1925.
- 2 KangCG ,JungHK .Semisolidformingprocess numericalsimulationandexperimentalstudy[J].MetallurgicalandMaterialsTransactionsB ,2001,32(2):363～371.
- 3 CerriE ,EvangelistaE ,SpigarelliS ,CavaliereP ,DericcardisF .Effectsofthermaltreatmentsonmicrostructureandmechanicalpropertiesinathixocast319aluminumalloy[J].MaterialsScienceandEngineeringA ,2000,284(1):254～260.
- 4 蒋鹏等半固态金属成型技术的研究概况[J].塑性工程学报,1998,5:1.
- 5 毛卫民等半固态金属成形应用的新近展与前景展望[J].特种铸造和有色合金,1998,6:33.
- 6 GaratM .Aluminumsemi solidprocessing:fromthebillettothefinishedpart[A].Ed.BhasinAK ,MooreJJ ,YoungKP ,etal.In:5thInternationalConf.onSemi solidProcessingofAlloysandComposites[C].USA ,ColoradoSchoolofMines,Jun,1998,199～213.
- 7 唐靖林等半固态加工技术的发展和应用现状[J].兵器材料科学与工程,1998,21(3):56.
- 8 KennethPY .Recentadvancesinsemi solidmetal(SSM)castAluminumandMagnesiumcomposites[A].Ed.KirkwoodDH ,KapranosP .In:4thInternationalConf.onSemi solidProcessingofAlloysandComposites[C].England,UniversityofSheffield,Jun,1996,229～233.
- 9 张奎等铝合金半固态加工技术应用[J].中国有色金属学报,2000,10(增刊):135.
- 10 NagyEL KADDAH ,etal.Amathematicalmodelofinductionheatingofthixoformablealuminumbillets[J].LightMetals,1998:1097.
- 11 KapranosP ,etal.Inductionheatingandpartialmeltingofhighmeltingpointthixofomablealloys[A].Ed.KirkwoodDH ,KapranosP .in:4thInternationalConf.onSemi solidProcessingofAlloysandComposites[C].England,UniversityofSheffield.June,1996,148～153.
- 12 KirkwoodDH .Thenumericalmodelingofheating,meltingandslurryflowforsemi solidprocessingofalloys:areview[A].Ed.BhasinAK ,MooreJJ,YoungKP ,etal.In:5thInternationalConf.onSemi solidProcessingofAlloysandComposites[C].USA ,ColoradoSchoolofMines,June,1998:xxxiii.
- 13 张恒华等铝合金半固态感应加热的计算机模拟[J].中国有色金属学报,2001,11(专辑):221
- 14 徐霖等感应加热影响参数的研究[J]上海金属,2002(待发表)。
- 15 FlemingsMC .Behaviorofmetalalloysinthesemisolidstate[J].MetallurTrans,1991,22A :957.
- 16 武恭等铝及铝合金材料手册[M]北京:科学出版社,1997.369～376
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