ansys课程设计地铁车站主体结构设计

ansys课程设计地铁车站主体结构设计ansys课程设计地铁车站主体结构设计/ansys课程设计地铁车站主体结构设计目录TOC\o"1-4"\h\z\u课程设计任务书 -1-GUI方式 -3-一、 打开ANSYS -3-二、 建立模型 -3-1、 定义单元类型 -3-2、 定义单元实常数 -3-3、 定义材料特性 -3-4、 定义截面 -3-5、 建立几何模型 -3-6、 划分网格 -4-7、 建立弹簧单元 -4-三、 加载求解 -5-1、 施加位移约束 -5-2、 施加荷载 -6-（1） 计算结构所受荷载 -6-（2） 施加结构所受荷载 -6-（3） 施加重力场 -7-3、 求解 -8-四、 查看计算结果 -8-1、 添加单元表 -8-2、 查看变形图 -8-3、 查看各内力图 -9-4、 查看内力列表 -9-单元内力表 -11-APDL方式 -17-课程设计任务书专业铁道工程（隧道组）姓名彭向民学号20087023开题日期：2011年9月20日完成日期：2011年9月27日题目明挖地铁车站内力结构分析一、设计的目的熟悉ANSYS软件，练习课堂所学知识，为今后的毕业设计打下良好的电算基础。练习使用梁单元和弹簧单元建模进行结构内力分析二、设计的内容与要求某地铁岛式车站采用明挖法施工，车站埋深为4.113m，地下水位距地面为8.023m,站厅、站台层柱子为d=0.8m的圆形柱，纵向柱间距为8m，纵向共16跨，长160m，中间岛式站台长110m。衬砌材料采用C30钢筋混凝土（E=30Gpa，μ=0.2，γ=25kN/m³），地面荷载取20kPa的均布荷载，站厅层人群荷载取4kPa的均布荷载，是被荷载取8kPa的均布荷载。地基弹性范例系数取77.4Mpa/m。车站的横断面如下图：（单位：m）各层土的物理参数见下表：地层名称重度γ（kN/m³）内摩擦角φ（°）素填土18.08.0粉质粘土19.216.3粉质粘土19.620.8中粗砂18.826.0试分析：纵向单位跨度地铁车站的内力。（采用基本荷载组合计算）成绩指导教师(签章)年月日GUI方式：打开ANSYS打开ANSYS软件。GUI方式：执行“UtilityMenu→Title”菜单命令。在弹出窗口中输入“Mechanicalanslysisonthesubwaystation”作为ANSYS图形显示时的标题。建立模型定义单元类型GUI方式：执行“MainMenu→Preprocessor→ElementType→Add/Edit/Delete”菜单命令。在弹出对话框中添加单元类型Beam3和combination14。定义单元实常数GUI方式：执行“MainMenu→Preprocessor→RealConstants→Add/Edit/Delete”菜单命令。分别对Beam3和combination14添加实常数，数据如下表：No.AREAIZZHEIGHT10.80.8**3/120.820.60.6**3/120.6311/12140.90.9**3/120.950.4**2*ACOS（-1）0.8**4*ACOS（-1）/640.8677.4E6定义材料特性GUI方式：执行“MainMenu→Preprocessor→MaterialProps→MatarialModels”菜单命令。输入材料特性：EX=3E10，PRXY=0.2，DENS=2500。定义截面GUI方式：执行“MainMenu→Preprocessor→Sections→Beam→CommonSections”菜单命令。新建5个截面，数据如下表所示：IDSub-TypeBH1矩形10.82矩形10.63矩形114矩形10.95圆形R=0.4建立几何模型GUI方式：执行“MainMenu→Preprocessor→Modeling→Create→Keypoints→InActiveCS”菜单命令。键入点坐标如下表所示：点号1234567891011X00009.059.059.0518.118.118.118.1Y-4.513-8.023-9.413-15.763-4.513-9.413-15.763-4.513-8.023-9.413-15.763GUI方式：执行“MainMenu→Preprocessor→Modeling→Create→Lines→Lines→StraightLine”菜单命令。连接两关键点生成线:线编号L1L2L3L4L5L6L7L8L9L10L11L12L13L14点号1153647432568910点号2586107113216791011划分网格GUI方式：执行“MainMenu→Preprocessor→Meshing→MeshTool”菜单命令。在ElementAttributes的下拉菜单里面选中Lines，单击【Set】,分别对各条线编辑属性，如下表：选择的线L1，L2L3，L4L5，L6L7，L8，L9，L12，L13，L14L10，L11MAT1REAL12345TYPE1Beam3SECT12345单击MeshTool对话框Size下面Line后面的【Set】,设计每条线划分的单元数，如下表所示：选择的线L1，L2，L3，L4，L5，L6L7，L11，L14L8，L13L9，L12L10NDIV18133710单击MeshTool对话框中的【Mesh】按钮，选择全部线，单击【OK】，完成网格划分。建立弹簧单元GUI方式：执行“MainMenu→Preprocessor→Modeling→Copy→Nodes→Copy”菜单命令。选中L5、L6上的所以Nodes，在“CopyNodes”对话框中，ITIME后输入2，DY后输入-1，如下图所示。GUI方式：执行“UtilityMenu→Select→Entities…”菜单命令。在弹出的“SelectEntities”对话框中选择“Nodes”，“ByLocation”，“Ycoordinates”,在Min，Max后输入“-15.763,-16.763”，点击【OK】。GUI方式：执行“MainMenu→Preprocessor→Modeling→Create→Elements→ElemAttributes”菜单命令。在弹出的“ElementAttributes”对话框中,[TYPE]选“2COMBIN14”，[REAL]选“6”，[SECNUM]选“NoSection”，单击【OK】。GUI方式：执行“MainMenu→Preprocessor→Modeling→Create→Elements→AutoNumbered→OffsetNodes”菜单命令。在弹出对话框中，DY后输入“1”，单击【OK】。加载求解施加位移约束GUI方式：执行“UtilityMenu→Select→Entities…”菜单命令。在弹出的“SelectEntities”对话框中选择“Nodes”，“ByLocation”，“Ycoordinates”,在Min，Max后输入“-16.763”，点击【OK】。GUI方式：执行“MainMenu→Solution→DefineLoads→Apply→Structural→Displcement→OnNode”菜单命令。点击【PickAll】，选择全部节点，在弹出对话框中选择“ALLDOF”，单击【OK】。GUI方式：执行“UtilityMenu→Select→Entities…”菜单命令。在弹出的“SelectEntities”对话框中选择“Nodes”，“ByLocation”，“Ycoordinates”,在Min，Max后输入“-15.763”，点击【OK】。GUI方式：执行“UtilityMenu→Select→Entities…”菜单命令。在弹出的“SelectEntities”对话框中选择“Nodes”，“ByLocation”，“Xcoordinates”,在Min，Max后输入“9.05”，点击【OK】。GUI方式：执行“MainMenu→Solution→DefineLoads→Apply→Structural→Displcement→OnNode”菜单命令。点击【PickAll】，选择全部节点，在弹出对话框中选择“UX”，单击【OK】。施加荷载计算结构所受荷载按基本荷载组合，计算如下表所示：顶板路面荷载20kPa垂直土压力1.5ⅹ18+2.8ⅹ19.2+（4.113+0.8/2-1.5-2.8）ⅹ19.6=84.9348kPa1.4ⅹ20+1.35ⅹ84.9348=142.66198kPa中板人群荷载4kPa设备荷载8kPa1.4ⅹ4+1.35ⅹ8=16.4kPa底板垂直水压力(4.113+0.8/2+4.9+6.35-8.023)ⅹ10=77.4kPa1.35ⅹ77.4=104.49kPa边墙土侧压力上φ=(8ⅹ1.5+16.3ⅹ2.8+20.8ⅹ0.213)/4.513=13.75°1.35ⅹ84.9348ⅹtan²(45-13.75/2)=70.6kPa下φ=(8ⅹ1.5+16.3ⅹ2.8+20.8ⅹ2+26ⅹ9.463)/15.763=21.9°γ=(18ⅹ1.5+19.2ⅹ2.8+19.6ⅹ2+18.8ⅹ9.463)/15.763=18.9kN/m³1.35ⅹ18.9ⅹ15.763ⅹtan²(45-21.9/2)=183.67kPa(先分别算出λ，再加权平均，算出结果为187.575kPa)侧向水压力下104.49kPa施加结构所受荷载a．水平荷载GUI方式：执行“MainMenu→Solution→DefineLoads→Apply→Structural→Pressure→OnBeams”菜单命令。选择顶板的梁单元，在弹出对话框中的VALI后输入值“142661.98”，单击【Apply】。选择中板的梁单元，在弹出对话框中的VALI后输入值“16400”，单击【Apply】。选择顶板的梁单元，在弹出对话框中的VALI后输入值“-104490”，单击【OK】。b．侧向荷载GUI方式：执行“UtilityMenu→List→PictEntities+”菜单命令。在弹出的“ModelQueryPicker”对话框中选择：“Pick”，“Box”，“Length”，“Elements”，分别选择左边墙和右边墙的梁单元。复制弹出列表中的内容到Excel，整理并计算，可得下表：ElementNo.(L)ElementNo.(R)Length土侧压力(上)(Pa)水侧压力(下)(Pa)1311550.501429706001301560.50142975639.692151291570.50142980679.38431281580.50142985719.076461271590.50142990758.768611261600.50142995798.460761251610.501429100838463333105877.84516254.9914591231630.463333110534.647312509.982921221640.463333115191.449518764.974381211650.488462119848.251725359.207121201660.488462124757.61731953.439861191670.488462129666.982238547.67261181680.488462134576.347545141.905341171690.488462139485.712751736.138081161700.488462144395.07858330.370821151710.488462149304.443264924.603561141720.488462154213.808571518.83631131730.488462159123.173778113.069041121740.488462164032.53984707.301781111750.488462168941.904291301.534521101760.488462173851.269597895.767261091770.488462178760.6347104490183670土侧压力：GUI方式：执行“MainMenu→Solution→DefineLoads→Apply→Structural→Pressure→OnBeams”菜单命令。从上向下每间隔1个单元选择一个边墙的单元，按上表所示的值，输入边墙单元所受的一对土压力值。水侧压力：GUI方式：执行“MainMenu→Solution→DefineLoads→Settings→ReplacevsAdd→SurfaceLoads”菜单命令。在弹出的对话框中，（PRES）下的Oper中选择“Addtoexisting”,单击【OK】。GUI方式：执行“MainMenu→Solution→DefineLoads→Apply→Structural→Pressure→OnBeams”菜单命令。从水位线处开始，从上向下每间隔1个单元选择一个边墙的单元，按上表所示的值，输入边墙单元所受的一对水的压力值。施加重力场GUI方式：执行“MainMenu→Solution→DefineLoads→Apply→Structural→Inertia→Gravity→Global”菜单命令。在弹出对话框中的ACELY后输入值“10”，单击【OK】。结基本构图求解GUI方式：执行“MainMenu→Solution→Solve→CurrentLS”菜单命令。在弹出对话框中点击【OK】，开始计算。查看计算结果添加单元表GUI方式：执行“MainMenu→GeneralPostproc→ElementTable→DefineTable”菜单命令。新建6个单元表，分别是：LabItemLabItem轴力I_NBysequencenumSMISC,1J_NBysequencenumSMISC,7剪力I_VBysequencenumSMISC,2J_VBysequencenumSMISC,8弯矩I_MBysequencenumSMISC,6J_MBysequencenumSMISC,12查看变形图GUI方式：执行“MainMenu→GeneralPostproc→PlotResults→DeformedShape”菜单命令。在弹出对话框中选择“Def+undeformd”，单击【OK】。变形图查看各内力图GUI方式：执行“MainMenu→GeneralPostproc→PlotResults→ContourPlot→LineElemRes”菜单命令。在弹出对话框中分别选择不同的Lab，可以分别查看轴力图、剪力图、弯矩图。LabILabJFact轴力图I_NJ_N1剪力图I_VJ_V1弯矩图I_MJ_M-1查看内力列表GUI方式：执行“MainMenu→GeneralPostproc→ListResults→ElemTableData”菜单命令。在弹出对话框中选择“I_N”、“J_N”、“I_V”、“J_V”、“I_M”、“J_M”，单击【OK】。轴力图剪力图弯矩图单元内力表PRINTELEMENTTABLEITEMSPERELEMENT*****POST1ELEMENTTABLELISTING*****STATCURRENTCURRENTCURRENTCURRENTCURRENTCURRENTELEMI_NJ_NI_VJ_VI_MJ_M1-0.32142E+06-0.32142E+06-0.69024E+06-0.60846E+06-0.82573E+06-0.49925E+062-0.32142E+06-0.32142E+06-0.60846E+06-0.52667E+06-0.49925E+06-0.21389E+063-0.32142E+06-0.32142E+06-0.52667E+06-0.44489E+06-0.21389E+0630348.4-0.32142E+06-0.32142E+06-0.44489E+06-0.36311E+0630348.0.23347E+065-0.32142E+06-0.32142E+06-0.36311E+06-0.28133E+060.23347E+060.39547E+066-0.32142E+06-0.32142E+06-0.28133E+06-0.19954E+060.39547E+060.51636E+067-0.32142E+06-0.32142E+06-0.19954E+06-0.11776E+060.51636E+060.59613E+068-0.32142E+06-0.32142E+06-0.11776E+06-35977.0.59613E+060.63477E+069-0.32142E+06-0.32142E+06-35977.45805.0.63477E+060.63230E+0610-0.32142E+06-0.32142E+0645805.0.12759E+060.63230E+060.58871E+0611-0.32142E+06-0.32142E+060.12759E+060.20937E+060.58871E+060.50401E+0612-0.32142E+06-0.32142E+060.20937E+060.29115E+060.50401E+060.37818E+0613-0.32142E+06-0.32142E+060.29115E+060.37294E+060.37818E+060.21123E+0614-0.32142E+06-0.32142E+060.37294E+060.45472E+060.21123E+063170.715-0.32142E+06-0.32142E+060.45472E+060.53650E+063170.7-0.24601E+0616-0.32142E+06-0.32142E+060.53650E+060.61829E+06-0.24601E+06-0.53631E+0617-0.32142E+06-0.32142E+060.61829E+060.70007E+06-0.53631E+06-0.86773E+0618-0.32142E+06-0.32142E+060.70007E+060.78185E+06-0.86773E+06-0.12403E+0719-0.32142E+06-0.32142E+06-0.78192E+06-0.70013E+06-0.12403E+07-0.86770E+0620-0.32142E+06-0.32142E+06-0.70013E+06-0.61835E+06-0.86770E+06-0.53625E+0621-0.32142E+06-0.32142E+06-0.61835E+06-0.53657E+06-0.53625E+06-0.24591E+0622-0.32142E+06-0.32142E+06-0.53657E+06-0.45478E+06-0.24591E+063300.223-0.32142E+06-0.32142E+06-0.45478E+06-0.37300E+063300.20.21140E+0624-0.32142E+06-0.32142E+06-0.37300E+06-0.29122E+060.21140E+060.37837E+0625-0.32142E+06-0.32142E+06-0.29122E+06-0.20944E+060.37837E+060.50423E+0626-0.32142E+06-0.32142E+06-0.20944E+06-0.12765E+060.50423E+060.58897E+0627-0.32142E+06-0.32142E+06-0.12765E+06-45870.0.58897E+060.63259E+0628-0.32142E+06-0.32142E+06-45870.35913.0.63259E+060.63510E+0629-0.32142E+06-0.32142E+0635913.0.11770E+060.63510E+060.59648E+0630-0.32142E+06-0.32142E+060.11770E+060.19948E+060.59648E+060.51675E+0631-0.32142E+06-0.32142E+060.19948E+060.28126E+060.51675E+060.39589E+0632-0.32142E+06-0.32142E+060.28126E+060.36304E+060.39589E+060.23392E+0633-0.32142E+06-0.32142E+060.36304E+060.44483E+060.23392E+0630833.34-0.32142E+06-0.32142E+060.44483E+060.52661E+0630833.-0.21338E+0635-0.32142E+06-0.32142E+060.52661E+060.60839E+06-0.21338E+06-0.49870E+0636-0.32142E+06-0.32142E+060.60839E+060.69018E+06-0.49870E+06-0.82515E+0637-91902.-91902.-0.14238E+06-0.12660E+06-0.21647E+06-0.14885E+0638-91902.-91902.-0.12660E+06-0.11081E+06-0.14885E+06-89173.39-91902.-91902.-0.11081E+06-95022.-89173.-37430.40-91902.-91902.-95022.-79235.-37430.6376.441-91902.-91902.-79235.-63447.6376.442245.42-91902.-91902.-63447.-47660.42245.70176.43-91902.-91902.-47660.-31873.70176.90170.44-91902.-91902.-31873.-16086.90170.0.10223E+0645-91902.-91902.-16086.-298.400.10223E+060.10634E+0646-91902.-91902.-298.4015489.0.10634E+060.10253E+0647-91902.-91902.15489.31276.0.10253E+0690770.48-91902.-91902.31276.47063.90770.71076.49-91902.-91902.47063.62850.71076.43445.50-91902.-91902.62850.78638.43445.7876.651-91902.-91902.78638.94425.7876.6-35629.52-91902.-91902.94425.0.11021E+06-35629.-87073.53-91902.-91902.0.11021E+060.12600E+06-87073.-0.14645E+0654-91902.-91902.0.12600E+060.14179E+06-0.14645E+06-0.21377E+0655-91902.-91902.-0.14180E+06-0.12601E+06-0.21377E+06-0.14645E+0656-91902.-91902.-0.12601E+06-0.11022E+06-0.14645E+06-87061.57-91902.-91902.-0.11022E+06-94437.-87061.-35611.58-91902.-91902.-94437.-78650.-35611.7901.259-91902.-91902.-78650.-62863.7901.243476.60-91902.-91902.-62863.-47075.43476.71113.61-91902.-91902.-47075.-31288.71113.90813.62-91902.-91902.-31288.-15501.90813.0.10258E+0663-91902.-91902.-15501.286.200.10258E+060.10640E+0664-91902.-91902.286.2016073.0.10640E+060.10229E+0665-91902.-91902.16073.31861.0.10229E+06902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APDL方式：FINI/CLE/PREP7 !进入前处理器ET,1,BEAM3 !定义单元类型ET,2,COMBIN14R,1,.8,.8**3/12,.8 !定义实常数R,2,.6,.6**6/12,.6R,3,1,1/12,1R,4,.9,.9**3/12,.9R,5,.4**2*ACOS(-1),ACOS(1)*.8**4/64,.8R,6,77.4E6MP,EX,1,3e10 !定义材料属性MP,PRXY,1,.2MP,DENS,1,2500SECTYPE,1,BEAM,RECT,DINGBAN,0 !定义截面SECOFFSET,CENTSECDATA,1,.9SECTYPE,2,BEAM,RECT,ZHONG,0SECOFFSET,CENTSECDATA,1,.6SECTYPE,3,BEAM,RECT,DIBAN,0SECOFFSET,CENTSECDATA,1,1SECTYPE,4,BEAM,RECT,BIANQIANG,0SECOFFSET,CENTSECDATA,1,.9SECTYPE,5,BEAM,CSOLID,ZHONGZHU,0SECOFFSET,CENTSECDATA,.4K,1, ,-4.513 !建立几何模型K,2, ,-8.023K,3, ,-9.413K,4, ,-15.763K,5,9.05 ,-4.513K,6,9.05 ,-9.413K,7,9.05 ,-15.763K,8,18.1 ,-4.513K,9,18.1 ,-8.023K,10,18.1 ,-9.413K,11,18.1 ,-15.763L,1,5L,5,8L,3,6L,6,10L,4,7L,7,11L,(4:2:-1),(3:1:-1)L,(5:6:1),(6:7:1)L,(8:10:1),(9:11:1)LSEL,S,LOC,Y,-4.513 !划分网格LATT,1,1,1,,,,1 !设置划分的单元的属性LSEL,S,LOC,Y,-9.413LATT,1,2,1,,,,2LSEL,S,LOC,Y,-15.763LATT,1,3,1,,,,3LSEL,S,LOC,X,0LSEL,A,LOC,X,18.1LATT,1,4,1,,,,4LSEL,S,LOC,X,9.05LATT,1,5,1,