一个四层弹簧－质点模型的地震ANSYS分析

AaronSpark

! 一个四层弹簧－质点模型的地震ANSYS分析<br>! Example of seismic analysis in ANSYS<br>! 包括频率分析，谱分析和时程分析<br>! With model &amp; frequency analysis, spectrum analysis and transient analysis<br>! 作者：陆新征，清华大学土木工程系<br>! Author: Lu Xinzheng Dept. Civil Engrg. of Tsinghua University<br><br>FINI<br>/CLEAR<br>/UNITS,SI<br>/PREP7<br>DAMPRATIO=0.02 !振型阻尼系数都为0.02<br>ET,1,BEAM188<br>KEYOPT,1,7,1<br>KEYOPT,1,8,1<br>ET,2,MASS21,,,4<br>MP,EX,1,210E9<br>MP,NUXY,1,0.3<br>MP,DENS,1,7800<br>MPDATA,DAMP,1,,DAMPRATIO<br>SECTYPE,3,BEAM,I<br>SECDATA,0.2,0.2,0.5,0.01,0.01,0.008<br>R,1,1.6E2,1.6E2<br>R,2,1.2E2,1.2E2<br>K,1,0,0,0<br>K,2,0,3,0<br>K,3,0,6,0<br>K,4,0,9,0<br>K,5,0,12,0<br>K,6,0,0,10000<br>L,1,2<br>L,2,3<br>L,3,4<br>L,4,5<br>LSEL,,,,1,4<br>LATT,1,0,1,,6,,3<br>ALLS<br>LESIZE,ALL, , ,3 , , , , ,1<br>LMESH,ALL<br>NUMMRG,ALL<br>NUMCMP,ALL<br>TYPE,2<br>REAL,1<br>E,2<br>TYPE,2<br>REAL,2<br>E,8<br>E,14<br>E,20<br>*SET,NT,1001<br>*SET,DT,0.02<br>*DIM,AC,,NT<br>*VREAD,AC(1),RECORD,TXT<br>(F8.3)<br>/SOLU<br>D,1,ALL,<br>ANTYPE,0<br>SOLVE<br>FINISH<br>/SOLU !模态分析<br>ANTYPE,2<br>MODOPT,SUBSP,8<br>MXPAND,8, , ,1<br>SOLVE<br>FINI<br>!得到自振频率1<br>*GET,FREQ1,MODE,1,FREQ<br>/ESHAPE,1.0<br>/SOLU<br>ANTYPE,SPECTR !谱分析<br>SPOPT,SPRS<br>MDAMP,1,DAMPRATIO, , , , , ,<br>SED,1<br>SVTYPE,2,1<br>FREQ,0.167,0.25,0.333,0.44444,0.5,0.667,1,1.25,1.667<br>SV,,0.154350625,0.191590625,0.210210625,0.224175625,0.250716714,0.329514922,0.484352764,0.598723486,0.786897371<br>FREQ,2.222,10,100000<br>SV,,1.034212766,1.034212766,0.3528<br>!按7度多遇地震，地震影响系数0.08 第一组III场地TG＝0.45<br>SRSS,0.01,DISP<br>SOLVE<br>FINISH<br>/POST1<br>/INP,,MCOM<br>NSORT,U,SUM<br>*GET,DMAX_SPE,SORT, ,MAX !反应谱最大变形<br><br>!开始地震计算<br>FINISH<br>/CONFIG,NRES,20000<br>/SOLU<br>ANTYPE,TRANS<br>TRNOPT,FULL<br>ALPHAD,2*DAMPRATIO*FREQ1*2*3.1415926<br>BETAD,2*DAMPRATIO/(FREQ1*2*3.1415926)<br><br>*DO,I,1,1001<br>ACEL,AC(I),0,0<br>TIME,I*0.02<br>OUTRES,ALL,ALL<br>SOLVE<br>*ENDDO<br>FINISH<br><br>/POST26<br>FILE<br>NSOL,2,20,U,X,<br>PLVAR,2, , , , , , , , , ,<br>STORE,MERGE<br>XVAR,1<br>PLVAR,2,<br>*GET,DMAX_TRANS,VARI,2,EXTREM,VMAX, , ! 时程分析最大位移<br><br>数据文件<br><br>record.txt<br><br>-0.0014<br>-0.0108<br>-0.0101<br>-0.0088<br>-0.0095<br>-0.012<br>-0.0142<br>-0.0128<br>-0.011<br>-0.0085<br>-0.0085<br>-0.0131<br>-0.0176<br>-0.0194<br>-0.0162<br>-0.0144<br>-0.0108<br>-0.0082<br>-0.0042<br>-0.0066<br>-0.0131<br>-0.019<br>-0.0196<br>-0.0066<br>0.003<br>0.0141<br>-0.0049<br>-0.0128<br>-0.0144<br>-0.0203<br>-0.026<br>-0.0325<br>-0.0306<br>-0.0172<br>-0.0197<br>-0.0163<br>-0.0164<br>-0.0067<br>0.0025<br>0.015<br>0.0236<br>0.0252<br>0.0336<br>0.0463<br>0.0492<br>0.0419<br>0.0359<br>0.0271<br>0.0235<br>0.0339<br>0.0412<br>0.053<br>0.0639<br>0.0732<br>0.0652<br>0.0599<br>0.04<br>0.04<br>0.0063<br>-0.0515<br>-0.0787<br>-0.0603<br>-0.0484<br>-0.025<br>-0.0059<br>0.0134<br>0.0308<br>0.0499<br>0.071<br>0.0995<br>0.1219<br>0.1529<br>0.1449<br>0.1155<br>0.0935<br>0.0892<br>0.0926<br>0.0839<br>0.0901<br>0.0993<br>0.1209<br>0.0328<br>-0.1475<br>-0.2066<br>-0.1989<br>-0.2034<br>-0.1816<br>-0.1725<br>-0.1752<br>-0.1753<br>-0.1805<br>-0.163<br>-0.1347<br>-0.1087<br>-0.0782<br>-0.0429<br>-0.0017<br>0.036<br>0.0785<br>0.1164<br>0.1598<br>0.196<br>0.2412<br>0.2729<br>0.3036<br>0.32<br>0.3417<br>0.2821<br>0.2324<br>-0.1198<br>-0.2373<br>-0.164<br>-0.1865<br>-0.1095<br>-0.0753<br>-0.0173<br>0.0113<br>0.0533<br>0.0895<br>0.1186<br>0.1757<br>0.0576<br>-0.2631<br>-0.1547<br>-0.1729<br>-0.1012<br>-0.0579<br>0.0237<br>-0.067<br>-0.198<br>-0.1641<br>-0.1685<br>-0.1481<br>-0.1231<br>-0.1001<br>-0.0751<br>-0.0523<br>-0.0271<br>-0.0044<br>0.0188<br>-0.0095<br>-0.0433<br>-0.0838<br>-0.0951<br>-0.0716<br>-0.0599<br>-0.0334<br>-0.0108<br>0.0185<br>0.042<br>0.0673<br>-0.0097<br>-0.0372<br>-0.004<br>0.0011<br>0.0344<br>0.0565<br>0.0883<br>0.113<br>0.1363<br>0.0219<br>0.0241<br>0.0683<br>0.0689<br>0.1318<br>0.1353<br>0.204<br>-0.0931<br>-0.1308<br>-0.0692<br>-0.0546<br>0.0072<br>0.0675<br>-0.1067<br>-0.1488<br>-0.1071<br>-0.1162<br>-0.0762<br>-0.0559<br>-0.0215<br>-0.0126<br>-0.0674<br>-0.0324<br>-0.0337<br>-0.0109<br>0.0017<br>0.0299<br>0.0488<br>0.0608<br>0.0222<br>-0.0032<br>-0.0245<br>0.0077<br>0.0211<br>0.0568<br>0.0826<br>0.1206<br>0.1478<br>0.1737<br>0.0421<br>0.0029<br>0.0259<br>0.0293<br>-0.0055<br>-0.0147<br>0.0143<br>0.0206<br>0.0499<br>0.0645<br>0.0957<br>0.1128<br>0.1447<br>0.1629<br>0.1945<br>0.1856<br>0.1984<br>0.1769<br>0.125<br>-0.1207<br>-0.0542<br>-0.0384<br>-0.0311<br>-0.1118<br>-0.1661<br>-0.2464<br>-0.2025<br>-0.1835<br>-0.1317<br>-0.096<br>-0.0325<br>0.0154<br>0.0816<br>0.1319<br>0.1818<br>-0.0058<br>-0.0169<br>0.0285<br>0.0447<br>0.0983<br>0.1424<br>0.1853<br>0.2456<br>0.1685<br>-0.138<br>-0.0999<br>-0.1089<br>-0.0907<br>-0.0469<br>-0.125<br>-0.2111<br>-0.1617<br>-0.1692<br>-0.1306<br>-0.1111<br>-0.0773<br>-0.051<br>-0.0544<br>-0.12<br>-0.1209<br>-0.1158<br>-0.1145<br>-0.0717<br>-0.0546<br>0.0064<br>-0.0804<br>-0.1634<br>-0.0859<br>-0.0961<br>-0.0396<br>-0.0147<br>0.0319<br>0.0648<br>0.0876<br>0.0472<br>0.0198<br>-0.0027<br>0.0292<br>0.0445<br>0.0785<br>0.1033<br>0.1352<br>0.1606<br>0.1861<br>0.1281<br>0.064<br>0.0204<br>0.0314<br>0.0373<br>0.0496<br>0.0235<br>-0.0084<br>-0.0168<br>-0.0113<br>-0.0229<br>-0.0248<br>-0.0157<br>-0.0069<br>0.0147<br>0.0379<br>0.0579<br>0.0255<br>-0.0041<br>-0.0428<br>-0.0133<br>0.0095<br>0.023<br>-0.0129<br>-0.005<br>0.008<br>0.021<br>0.038<br>0.051<br>0.0157<br>-0.0032<br>-0.0111<br>0.0005<br>0.0076<br>0.0035<br>-0.0095<br>-0.0036<br>-0.0016<br>0.0038<br>0.0085<br>-0.0056<br>-0.0304<br>-0.0421<br>-0.0244<br>-0.0236<br>-0.0177<br>-0.0129<br>-0.0018<br>0.0203<br>-0.0108<br>-0.0091<br>-0.0034<br>-0.0106<br>-0.0111<br>-0.0099<br>-0.0002<br>0.0073<br>0.0235<br>0.0355<br>0.0705<br>0.0779<br>0.0184<br>-0.0263<br>-0.0124<br>-0.0042<br>0.0159<br>0.0048<br>-0.0219<br>-0.0467<br>-0.0428<br>-0.0216<br>-0.0043<br>0.0159<br>0.032<br>0.0419<br>0.0123<br>-0.016<br>-0.0204<br>-0.0082<br>-0.0206<br>-0.0137<br>-0.0055<br>0.0053<br>0.0134<br>0.0266<br>0.0232<br>0.0079<br>-0.0008<br>0.02<br>0.0435<br>0.0492<br>0.0191<br>0.0092<br>-0.0022<br>-0.0021<br>0.0052<br>0.0093<br>0.0255<br>0.0368<br>0.0525<br>0.0541<br>0.0425<br>0.0398<br>0.0559<br>0.0756<br>0.0365<br>0.0411<br>0.0098<br>-0.0204<br>-0.0249<br>-0.0405<br>-0.0413<br>-0.0471<br>-0.0433<br>-0.0458<br>-0.0057<br>0.0178<br>-0.0208<br>-0.0492<br>-0.053<br>-0.0362<br>-0.0405<br>-0.0308<br>-0.0316<br>-0.0265<br>-0.0265<br>-0.0269<br>-0.0345<br>-0.0309<br>-0.0217<br>-0.0078<br>0.0087<br>0.0281<br>0.031<br>0.0358<br>0.0341<br>0.0358<br>0.0287<br>0.0305<br>0.0112<br>0.0214<br>0.0136<br>0.0384<br>-0.0861<br>-0.1349<br>-0.1342<br>-0.1354<br>-0.1193<br>-0.1042<br>-0.0829<br>-0.0651<br>-0.0444<br>-0.0258<br>-0.006<br>-0.0091<br>-0.0182<br>-0.0147<br>0.0085<br>0.0163<br>0.005<br>0.0264<br>0.0582<br>0.0867<br>0.12<br>0.1695<br>0.1111<br>-0.11<br>-0.0366<br>-0.0445<br>-0.0236<br>-0.096<br>-0.0656<br>-0.0597<br>-0.067<br>-0.0552<br>-0.0027<br>0.0378<br>0.1072<br>0.1669<br>0.0947<br>0.0408<br>0.0667<br>0.0132<br>-0.0095<br>-0.052<br>-0.0827<br>-0.1152<br>-0.115<br>-0.0803<br>-0.0369<br>0.0029<br>0.0545<br>0.117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zhhuaw

好呀，不知道搂主有没有关于隧道受地震影响的例子，有的话给传一个好么？<BR>我的email是<a href="mailtzhhuaw@163.com" target="_blank" >zhhuaw@163.com</A>谢谢了

linqus

陆新征牛人啊，<BR>学习学习，尽管现在不用ansys了，呵呵<BR>谢谢。