| 2 | 1/1 | 返回列表 |
| 查看: 777 | 回復(fù): 1 | |||
[求助]
【已完結(jié)】軸對(duì)稱單元結(jié)果擴(kuò)展成整個(gè)圓柱體
|
|
通用軸對(duì)稱單元solid272,keyopt(2)=3 查看位移結(jié)果,顯示的不是圓柱體,而是有棱有角的模型。 [ Last edited by 1592203609 on 2014-6-6 at 20:34 ] |
|
fini /cle /filname,throughole,0 *set,HD_D,5130 !應(yīng)變片中間位置直徑D,即測(cè)量圓直徑 *set,HD_GL,1590 !應(yīng)變片長(zhǎng)度GL *set,t,0.3 !定義孔與測(cè)圓直徑比t *set,HD_D0,t*HD_D !鉆孔直徑D0 *set,sample_th,0.1*HD_D !試件厚度 厚度小于鉆孔直徑為薄工件,但它會(huì)有什么影響呢? *set,sample_radia,5*HD_D !試件半經(jīng) *set,sample_stress,110 !試件內(nèi)應(yīng)力 (等雙軸應(yīng)力場(chǎng)、純剪切應(yīng)力場(chǎng)) !!!!!!!!!!!!!!!!!!!!!定義單元類型、實(shí)常數(shù)、材料屬性。。。。。。。。。! /prep7 et,1,solid272,,3 et,2,surf159,,3 sect,1,axis secd,2,0,2 mp,ex,1,210e3 !未挖去的材料屬性 mp,prxy,1,0.3 !!!!!!!!!!!!!!!!創(chuàng)建模型!!!!!!!!!!!!!!!!!!!!! rectng,HD_D0/2,sample_radia,0,sample_th !繪制矩形區(qū)域 -非鉆孔區(qū) rectng,(HD_D-HD_GL)/2,(HD_D+HD_GL)/2,0,sample_th !繪制矩形區(qū)域 -測(cè)量區(qū) aovlap,all lsel,s,,,all lglue,all !粘接各條線 nummrg,all,,,,low !合并相同類,保留低級(jí)元素 ,同時(shí)把材料相同類也合并了 numcmp,all !壓縮編號(hào) allsel !!!!!!!!!!!!!!!!!!!!!網(wǎng)格!!!!!!!!!!!!!!!!!!!! alls lesize,all,200 type,1 mat,1 secn,1 amesh,all nsel,s,loc,x,HD_D0/2-1,HD_D0/2+1 type,2 esurf,0 alls wpro,,-90, cswpla,11,1,1,1 alls naxis !!!!!!!!!!!!!!!!!!!!!第一載荷步孔邊施加反向殘余等雙軸應(yīng)力場(chǎng)并求解!!!!!!!!!!!!!!!!!!!!!!!!!!! /solu antype,static lsclear,all !!!清除所有載荷 !!!!!!!!!!!!!!!!!!!設(shè)定分析選項(xiàng)!!!!!!!!!!!!!!!!!!!!!!!!! time,1 deltim,0.1,0.05,0.2 !時(shí)間步長(zhǎng),初始0.1的步長(zhǎng),自動(dòng)時(shí)間步長(zhǎng)最小0.05,最大0.2,始終以0.1步長(zhǎng)來(lái)作為下一子步載荷起點(diǎn) !Carry:OFF?—?Use DTIME as time step at start of each load step. autots,on !使用自動(dòng)時(shí)間步長(zhǎng) pred,on !打開時(shí)間步長(zhǎng)預(yù)測(cè)器 lnsrch,on !打開線性搜索 nlgeom,on !打開大位移效果 nropt,full !設(shè)定牛頓-拉普森迭代 cnvtol,f,,0.002,2,0.05 !設(shè)定力收斂條件 ,默認(rèn)值力收斂公差,犯數(shù),精度0.2% !cnvtol,f,,0.02,2,0.05 !設(shè)定力收斂條件 ,默認(rèn)值力收斂公差,犯數(shù),精度2% !cnvtol,u,0.02,0.0005,2位移收斂條件 eqslv,PCG,1e-8,1 !施加邊界條件和載荷*define constraints /eshape,1 csys,0 nsel,s,loc,y,0 d,all,,,,,,uy,,,,, alls csys,11 nsel,r,loc,x,sample_radia-1,sample_radia+1 d,all,,,,,,ux,uz,,,, csys,0 alls esel,s,type,,2 sfe,all,2,pres,,sample_stress,,, !施加 cos余弦環(huán)向壓力 allsel,all solve !!!!!!!!!!!!!!!!!!!!!!!后處理查看結(jié)果!!!!!!!!!!!!!!!!!!!!!!! /post1 set,first rsys,11 !結(jié)果坐標(biāo)系為柱坐標(biāo),z為轉(zhuǎn)軸 /eshape,0 !擴(kuò)展,查看3D單元模型 !/expand,72,axis,,,5 plnsol,u,x,0,1 !顯示徑向位移等值線圖 |
| 2 | 1/1 | 返回列表 |
| 最具人氣熱帖推薦 [查看全部] | 作者 | 回/看 | 最后發(fā)表 | |
|---|---|---|---|---|
|
[材料工程] 一志愿C9材料與化工專業(yè)總分300求調(diào)劑 +3 | 曼111 2026-03-24 | 4/200 |
|
|---|---|---|---|---|
|
[考研] 【雙一流院校新能源、環(huán)境材料,材料加工與模擬招收大量調(diào)劑】 +4 | Higraduate 2026-03-22 | 7/350 |
|
|
[考博] 26申博自薦 +3 | whh869393 2026-03-24 | 3/150 |
|
|
[考研] 一志愿山東大學(xué)藥學(xué)學(xué)碩求調(diào)劑 +3 | 開開心心沒(méi)煩惱 2026-03-23 | 4/200 |
|
|
[考研] 328求調(diào)劑,英語(yǔ)六級(jí)551,有科研經(jīng)歷 +7 | 生物工程調(diào)劑 2026-03-17 | 12/600 |
|
|
[考研] 306求調(diào)劑 +9 | chuanzhu川燭 2026-03-18 | 9/450 |
|
|
[考研] 263求調(diào)劑 +6 | yqdszhdap- 2026-03-22 | 9/450 |
|
|
[考研] 北科281學(xué)碩材料求調(diào)劑 +8 | tcxiaoxx 2026-03-20 | 9/450 |
|
|
[考研] 291求調(diào)劑 +5 | 孅華 2026-03-22 | 5/250 |
|
|
[考研] 材料求調(diào)劑 +5 | @taotao 2026-03-21 | 5/250 |
|
|
[考研] 一志愿南大,0703化學(xué),分?jǐn)?shù)336,求調(diào)劑 +3 | 收到VS 2026-03-21 | 3/150 |
|
|
[考研] 0703化學(xué)調(diào)劑 +4 | 妮妮ninicgb 2026-03-21 | 4/200 |
|
|
[考研] 302求調(diào)劑 +12 | 呼呼呼。。。。 2026-03-17 | 12/600 |
|
|
[考研] 265求調(diào)劑 +12 | 梁梁校校 2026-03-19 | 14/700 |
|
|
[考研] 324分 085600材料化工求調(diào)劑 +4 | llllkkkhh 2026-03-18 | 4/200 |
|
|
[考研] 274求調(diào)劑 +10 | S.H1 2026-03-18 | 10/500 |
|
|
[考研] 295求調(diào)劑 +4 | 一志愿京區(qū)211 2026-03-18 | 6/300 |
|
|
[考研] 一志愿南昌大學(xué),327分,材料與化工085600 +9 | Ncdx123456 2026-03-19 | 9/450 |
|
|
[考研] A區(qū)線材料學(xué)調(diào)劑 +5 | 周周無(wú)極 2026-03-20 | 5/250 |
|
|
[考研] 0703化學(xué)調(diào)劑 +5 | pupcoco 2026-03-17 | 8/400 |
|