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1 个结果
  • 简介:Inthispaper,atheoreticalformulaispresentedtopredicttheinstantaneousfoldingforceofthefirstfoldcreationinsquareandrectangularcolumnsunderaxialloading.Therectangularcolumnisasmallandsinglemodelofhoneycombswithsquareorrectangularcells.CalculationsarebasedontheanalysisoftheBasicFoldingMechanism(BFM).Forthispurpose,sumofthedissipatedenergyrateunderbendingaroundhorizontalandinclinedhingelinesandthedissipatedenergyrateunderextensionaldeformationswasequaltotheworkrateoftheexternalforceonthestructure.Thefinalformulaobtainedinthisresearch,reasonablypredictstheinstantaneousfoldingforceofsingle-cellsquareandrectangularhoneycombsinsteadoftheaveragevalue.Finally,accordingtothecalculatedtheoreticalrelation,theinstantaneousfoldingforceofthefirstfoldcreationinasquarecolumnwassketchedversusfoldingdistanceandcomparedtotheexperimentalresults,whichshowedagoodcorrelation.

  • 标签: 比较实验 薄壁柱 创作 褶皱 理论公式 长方形