摘要:
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初始解的确定是板料冲压成形有限元反向分析中的一个重要环节,初始解的好坏严重影响分析计算的速度以及求解的收敛性。本文就国内外关于反向分析中的初始解确定方法进行了综述和分析。
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Initial solution estimation plays a crucial role in inverse approach for sheet metal forming. It influences the speed in the convergence procedure and the precision of the results. This paper summarizes and analyzes the various algorithms to estimate initial solution in inverse approach for sheet metal forming. The development and research direction of initial solution estimation has been presented in this article.
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作者简介:
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参考文献:
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[1] 徐国艳,施法中.反向法在冲压件初期设计阶段的应用[J].塑性工程学报,2003,10(1):4043.
[2] GuoYQ,Batoz,JLetal.Finiteelementproceduresforstrain estimationsofsheetmetalformingparts[J].International Journal.forNumericalMethodsinEngineering,1990,30:13851401.
[3] 陆善彬,李威,等.截面线展开法在一步成形中的应用[J].吉林大学学报(工学版),2004,34(1):5255.
[4] GuoYQ,BatozJL,etal.Recentdevelopmentsontheanaly sisandoptimumdesignofsheetmetalformingpartsusinga simplifiedinverseapproach[J].ComputersandStructures,2000,78:133148.
[5] 沈启.金属板料成形的数值模拟技术及其在汽车覆盖件成形工艺设计中的应用研究[D].上海:上海交通大学,1999.
[6] 兰箭.钣料成形的有限元逆算法研究[D].武汉:华中科技大学,2001.
[7] LeeCH,HuhH.Blankdesignandstrainpredictionofautomobile stampingpartsbyaninversefiniteelementapproach[J].Journal.ofMaterialsProcessingTechnology,1997,63:645650.
[8] LeeCH,HuhHBlankDesignandstrainestimatesforsheet metalformingprocessesbyafiniteelementinverseapproach withinitialguessoflineardeformation[J].Journal.ofMate rialsProcessingTechnology,1998,82)(13):145155.
[9] 刘来英.理想成形理论及其在板料成形中的应用[D].西安:西北工业大学,1998.
[10] GuoYQ,NaceurH,etal.Initialsolutionestimationto speedupinverseapproachinstampingmodeling[J].Engi neeringComputations,2003,20(7):810833.
[11] 徐国艳.板料冲压成形一步法有限元分析系统研究与实现[D].北京:北京航空航天大学,2003.
[12] 杨晨.板金展开有限元逆算法[D].南京:南京航空航天大学,2003.
[13] GerdeenJC,ChenP.Geometricmappingmethodofcomput ermodelingofsheetmetalforming[J].Numiform'89,Ed.Balkema,437444.
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