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[求助]
ansys計算步數無法增加，求助！�。� 已有1人參與
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我用ansys顯式動力學分析做一個瞬態(tài)荷載下聲波的傳播，模型就是一個簡單的三維厚板，無反射邊界，輸出d3plot來提取波形數據。 現在的問題是利用默認步數的話采樣時間間隔太大，比荷載步長還大，提取波形明顯不準確，但是增加計算步數設置無效。number of steps那里設置成多大最后的數據都只有700步，嘗試關閉自動時間步長也沒有效果，百思不得其解，向高手求教！ |
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2樓2016-04-26 09:49:53
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k文件 *BOUNDARY_NON_REFLECTING 1 1 1 $ $ $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ $ LOAD DEFINITIONS $ $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ $ *DEFINE_CURVE 1 0 1.000 1.000 0.000 0.000 0.000000000000E+00 0.000000000000E+00 5.000000000000E-07 -1.000000000000E+01 1.000000000000E-06 -2.000000000000E+01 1.500000000000E-06 -3.000000000000E+01 2.000000000000E-06 -4.000000000000E+01 2.500000000000E-06 -5.000000000000E+01 3.000000000000E-06 -4.000000000000E+01 3.500000000000E-06 -3.000000000000E+01 4.000000000000E-06 -2.000000000000E+01 4.500000000000E-06 -1.000000000000E+01 5.000000000000E-06 0.000000000000E+00 *SET_NODE_LIST 1 0.000 0.000 0.000 0.000 4042 *LOAD_NODE_SET 1 3 1 1.000 0 0 0 0 $ $ $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ $ RIGID BOUNDRIES $ $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ $ $ $ $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ $ CONTACT DEFINITIONS $ $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ $ $ $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ $ CONTROL OPTIONS $ $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ $ *CONTROL_ENERGY 2 2 2 2 *CONTROL_SHELL 20.0 1 -1 1 2 2 1 *CONTROL_TIMESTEP 0.0000 0.9000 0 0.00 0.00 *CONTROL_TERMINATION 0.500E-03 0 0.00000 0.00000 0.00000 $ $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ $ TIME HISTORY $ $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ $ *DATABASE_BINARY_D3PLOT 0.2500E-06 *DATABASE_BINARY_D3THDT 0.2500E-06 *DATABASE_BINARY_D3DUMP 328 $ $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ $ DATABASE OPTIONS $ $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ $ *DATABASE_EXTENT_BINARY 0 0 3 1 0 0 0 0 0 0 4 0 0 0 *END |
3樓2016-04-26 10:10:47
霜小妹二
木蟲 (正式寫手)
哈哈
- 應助: 154 (高中生)
- 金幣: 1806.7
- 紅花: 25
- 帖子: 531
- 在線: 66小時
- 蟲號: 3237838
- 注冊: 2014-05-27
- 專業(yè): 機械動力學
【答案】應助回帖
★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★
感謝參與，應助指數 +1
milan6: 金幣+20, ★★★★★最佳答案 2016-04-27 22:40:42
感謝參與，應助指數 +1
milan6: 金幣+20, ★★★★★最佳答案 2016-04-27 22:40:42
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這個還沒遇見過~~~之前我們都是用Hypermesh進行設置的~~~所以也沒出過這個問題啊。 *CONTROL_TERMINATION $$ ENDTIM ENDCYC DTMIN ENDENG ENDMAS 0.01 *CONTROL_TIMESTEP $$ DTINIT TSSFAC ISDO TSLIMT DT2MS LCTM ERODE MSIST 0.0 0.9 0 0.0-2.800E-07 0 1 0 0 *DATABASE_BINARY_D3PLOT $$ DT/CYCL LCDT BEAM NPLTC 5.0000E-05 0 |
4樓2016-04-26 11:26:53
5樓2016-04-27 22:40:31
6樓2018-11-13 21:57:49
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