3-練習(xí)-多線性隨動強化材料輸入.ppt

多線性隨動強化(KINH),塑性基礎(chǔ),參考:培訓(xùn)手冊塑性基礎(chǔ)(6-54),October15,2001Inventory#001566W11-2,意圖介紹塑性材料模型輸入過程目標(biāo)輸入包括彈性常數(shù)的多線性隨動強化材料屬性(KINH)，并用列表和圖形來驗證輸入模型描述多線性應(yīng)力-應(yīng)變曲線隨動強化,11.塑性基礎(chǔ)多線性隨動強化,E=16E6PSI泊松比=0.33,October15,2001Inventory#001566W11-3,11.塑性基礎(chǔ)多線性隨動強化,步驟：1a.清除數(shù)據(jù)庫UtilityMenuFileClear&StartNew確定是UtilityMenuFileChangeJobname用“KINH”作為工作名確定或者輸入如下命令：FINISH/CLEAR/FILNAM,KINH1b.啟動ANSYS交互模式,在指導(dǎo)者指定的工作目錄中以“KINH”作為工作名,注意:如果選擇改變當(dāng)前ANSYS交互模式的工作名,需要用步驟1a。,October15,2001Inventory#001566W11-4,11.塑性基礎(chǔ)多線性隨動強化,2.定義彈性常數(shù)PreprocessorMaterialPropsMaterialModels在材料模型界面中,依次雙擊StructuralLinearElasticIsotropicEX=16e6PRXY=0.33確定或者輸入如下命令：MP,EX,1,16E6MP,NUXY,1,0.333.定義多線性隨動強化數(shù)據(jù)表（見下頁）：在材料GUI中,依次雙擊StructuralNonlinearInelasticRateIndependentKinematicHardeningMisesPlasticityMultilinear(General)輸入應(yīng)力-應(yīng)變數(shù)據(jù)對單擊AddPoint增加新的一行.,October15,2001Inventory#001566W11-5,11.塑性基礎(chǔ)多線性隨動強化,或者輸入如下命令：TB,KINH,1,1,8TBTEMP,0TBPT,0.000625,10000TBPT,0.0025,15000TBPT,0.005,21000TBPT,0.01,29000TBPT,0.015,32600TBPT,0.02,34700TBPT,0.04,36250TBPT,0.1,390004.退出材料模型界面確定退出對話框單擊MaterialExit關(guān)閉材料GUI,需要用滾動條(或重新縮放窗口)查看所有的數(shù)據(jù)點.,October15,2001Inventory#001566W11-6,11.塑性基礎(chǔ)多線性隨動強化,5.列出彈性模量常數(shù)UtilityMenuListPropertiesAllMaterials或者輸入如下命令：MPLIST,ALL,EVLT6.列出塑性常數(shù)UtilityMenuListPropertiesDataTables隨動強化KINH選擇“Specifiedbelow”指定材料號=1確定或者輸入如下命令：TBLIST,KINH,17.顯示數(shù)據(jù)表曲線UtilityMenuPlotDataTables標(biāo)簽=隨動強化KINH材料號MAT=1確定或者輸入如