RocsciencePhase2介紹課件

1、仿 真 智 領(lǐng) 創(chuàng) 新Simulating inspires innovation中仿科技January 27, 2022Rocscience Phase2Finite Element Analysis for Excavations and Slopes仿 真 智 領(lǐng) 創(chuàng) 新Simulating inspires innovation仿 真 智 領(lǐng) 創(chuàng) 新Simulating inspires innovation主要內(nèi)容RocScience軟件介紹Phase2介紹Phase2實(shí)例演示Phase2建模流程 分析設(shè)定 幾何模型 材料定義 邊界條件 網(wǎng)格剖分 求解 結(jié)果查看 施工過(guò)程模擬Phas

2、e2專(zhuān)題 CAD導(dǎo)入 初始地應(yīng)力場(chǎng) 本構(gòu)模型 支護(hù)結(jié)構(gòu) 節(jié)理模型 有限元邊坡穩(wěn)定性分析 滲流分析 孔隙水壓力定義 結(jié)果解譯仿 真 智 領(lǐng) 創(chuàng) 新Simulating inspires innovation仿 真 智 領(lǐng) 創(chuàng) 新Simulating inspires innovationRocSciencel Rocscience -1996加拿大l 2D和3D的分析設(shè)計(jì)軟件l 應(yīng)用領(lǐng)域：土木工程、巖土工程、礦業(yè)工程l 特點(diǎn)：準(zhǔn)確、易用、快速l 目標(biāo)：提高工程的安全性降低設(shè)計(jì)費(fèi)用“Rocscience understands the challenges engineers face - wer

3、e engineers too. Our seasoned engineer-developer team has advanced degrees in a variety of geotechnical specialties, as well as years of field experience. Weve created software based on leading edge research to help you get your projects done quickly and accurately.”仿 真 智 領(lǐng) 創(chuàng) 新Simulating inspires in

4、novation仿 真 智 領(lǐng) 創(chuàng) 新Simulating inspires innovationPhase2 SlideExamine3DSettle3D Unwedge SwedgeRockfall Rocksupport Rockdata DipsRockplane ExamineTAB CPillarRocscience 軟件包括以下十三種專(zhuān)業(yè)分析軟件軟件包括以下十三種專(zhuān)業(yè)分析軟件開(kāi)挖和邊坡有限元分析軟件開(kāi)挖和邊坡有限元分析軟件二維邊坡穩(wěn)定性分析軟件二維邊坡穩(wěn)定性分析軟件三維地下開(kāi)挖邊界元分析軟件三維地下開(kāi)挖邊界元分析軟件三維固結(jié)沉降分析軟件三維固結(jié)沉降分析軟件地下開(kāi)挖三維楔體穩(wěn)定性分

5、析軟件地下開(kāi)挖三維楔體穩(wěn)定性分析軟件巖石邊坡楔體穩(wěn)定性分析軟件巖石邊坡楔體穩(wěn)定性分析軟件陡峭邊坡落石統(tǒng)計(jì)分析軟件陡峭邊坡落石統(tǒng)計(jì)分析軟件軟巖隧洞支護(hù)評(píng)價(jià)軟件軟巖隧洞支護(hù)評(píng)價(jià)軟件巖石、土和不連續(xù)體強(qiáng)度分析軟件巖石、土和不連續(xù)體強(qiáng)度分析軟件地質(zhì)數(shù)據(jù)的幾何學(xué)和統(tǒng)計(jì)學(xué)分析軟件地質(zhì)數(shù)據(jù)的幾何學(xué)和統(tǒng)計(jì)學(xué)分析軟件巖質(zhì)邊坡平面楔體滑移穩(wěn)定性分析軟件巖質(zhì)邊坡平面楔體滑移穩(wěn)定性分析軟件片狀礦體三維應(yīng)力分析軟件片狀礦體三維應(yīng)力分析軟件頂梁穩(wěn)定性分析軟件頂梁穩(wěn)定性分析軟件仿 真 智 領(lǐng) 創(chuàng) 新Simulating inspires innovation仿 真 智 領(lǐng) 創(chuàng) 新Simulating inspires in

6、novationPhase2Phase2 7.0 is a powerful 2D elasto-plastic finite element stress analysis program for underground or surface excavations in rock or soil. It can be used for a wide range of engineering projects and includes support design, finite element slope stability and groundwater seepage analysis

7、.特點(diǎn)：輕松、快速實(shí)現(xiàn)復(fù)雜多工況步模擬分析豐富的支護(hù)結(jié)構(gòu)類(lèi)型基于強(qiáng)度折減法的邊坡穩(wěn)定性分析地下水穩(wěn)態(tài)滲流分析全面的巖土體本構(gòu)模型多種初始地應(yīng)力場(chǎng)定義方法 仿 真 智 領(lǐng) 創(chuàng) 新Simulating inspires innovation仿 真 智 領(lǐng) 創(chuàng) 新Simulating inspires innovationPhase2軟件架構(gòu) MODEL COMPUTE INTERPRET仿 真 智 領(lǐng) 創(chuàng) 新Simulating inspires innovation仿 真 智 領(lǐng) 創(chuàng) 新Simulating inspires innovationPhase2實(shí)例演示內(nèi)容：Quick Start

8、Tutorial目標(biāo)：認(rèn)識(shí)Phase軟件界面，熟悉菜單風(fēng)格，了解建模流程仿 真 智 領(lǐng) 創(chuàng) 新Simulating inspires innovation仿 真 智 領(lǐng) 創(chuàng) 新Simulating inspires innovationPhase2建模流程建模流程分析設(shè)定分析設(shè)定幾何模型幾何模型載荷載荷材料定義材料定義網(wǎng)格剖分網(wǎng)格剖分邊界條件邊界條件求解求解結(jié)果查看結(jié)果查看仿 真 智 領(lǐng) 創(chuàng) 新Simulating inspires innovation仿 真 智 領(lǐng) 創(chuàng) 新Simulating inspires innovation分析設(shè)定Project settingsGeneral分析類(lèi)

9、型分析類(lèi)型求解器類(lèi)型：默認(rèn)高斯消元法求解器類(lèi)型：默認(rèn)高斯消元法求解大規(guī)模問(wèn)題時(shí)用共軛梯度法求解大規(guī)模問(wèn)題時(shí)用共軛梯度法StagesStress AnalysisGroundwaterStrength ReductionProject Summary仿 真 智 領(lǐng) 創(chuàng) 新Simulating inspires innovation仿 真 智 領(lǐng) 創(chuàng) 新Simulating inspires innovation模型幾何BoundariesExcavation閉合的多義線(xiàn)，在分步開(kāi)挖模擬中，代表開(kāi)挖最外部的邊界，內(nèi)部的開(kāi)挖邊界用Stage或者M(jìn)aterial 邊界External閉合的多義線(xiàn)，一個(gè)

10、模型必須且只能有一個(gè)外部邊界，定義整個(gè)模型分析范圍Material材料分界線(xiàn)Stage定義開(kāi)挖步界限Joint代表巖體內(nèi)的節(jié)理或不連續(xù)面，節(jié)理邊界具有屬性（剛度和強(qiáng)度參數(shù)）Structural Interface結(jié)構(gòu)接觸面，具有屬性Piezometric Line代表水位線(xiàn)或水位面，有效應(yīng)力分析時(shí)計(jì)算孔隙水壓力。當(dāng)孔隙水壓力計(jì)算方法是Piezometric Lines時(shí)才會(huì)用到這一邊界仿 真 智 領(lǐng) 創(chuàng) 新Simulating inspires innovation仿 真 智 領(lǐng) 創(chuàng) 新Simulating inspires innovation載荷LoadingField StressLoa

11、d SplitLoad Split is an advanced option which can be used to split the field stress and/or body force loading of the finite elements, between any stages of the model, rather than applying the entire load in the first stage. Seismic LoadA pseudo-static seismic (earthquake) load can be applied to the

12、modelDistributed LoadsThe Distributed Load options allow you to add Uniform or Triangular distributed loads to model boundaries. Also, a special option is available for the modeling of loading due to Ponded Water. Line LoadsThe Line Loads option allows you to apply a concentrated load to any node(s)

13、 of the finite element meshSpringsLiner Moments仿 真 智 領(lǐng) 創(chuàng) 新Simulating inspires innovation仿 真 智 領(lǐng) 創(chuàng) 新Simulating inspires innovation材料定義MaterialDefine Material PropertiesMaterial physical properties such as unit weight, strength and elastic parameters, are entered in the Define Material Properties dial

14、og.Define Hydraulic PropertiesIf your model considers groundwater pore pressure (e.g. for effective stress analysis), then the hydraulic properties of each material (e.g. piezometric surfaces or hydraulic conductivity) are entered in the Define Hydraulic Properties dialog.Assign PropertiesMaterial p

15、roperties and the excavation staging sequence are assigned to the various regions of your model using the Assign Properties option.仿 真 智 領(lǐng) 創(chuàng) 新Simulating inspires innovation仿 真 智 領(lǐng) 創(chuàng) 新Simulating inspires innovation網(wǎng)格剖分MeshDiscretizeBefore the mesh is generated the boundaries must first be Discretized

16、. This process subdivides the boundary line segments into discretizations which will form the framework of the finite element meshMeshAfter discretizing, the finite element mesh can be generated. The mesh is based on the discretization of the boundaries, and the mesh and element types selected in th

17、e Mesh Setup dialog. Discretize and MeshCustomizing the MeshSeveral different options are available for customizing the mesh, which give the user complete control over the discretization and meshing. This includes the following options:Mapped MeshingMesh QualityThe options in the Mesh Quality sub-me

18、nu allow you to check the quality of the mesh, and highlight problem areas which may need custom discretization or editing of boundaries to avoid poor quality elements (i.e. long thin elements which can lead to numerical problems).仿 真 智 領(lǐng) 創(chuàng) 新Simulating inspires innovation仿 真 智 領(lǐng) 創(chuàng) 新Simulating inspir

19、es innovation邊界條件Displacements邊界條件類(lèi)型如下：邊界條件類(lèi)型如下： Restrain XY (i.e. pinned) Restrain X (i.e. free to move in the Y direction only) Restrain Y (i.e. free to move in the X direction only) Free (i.e. free in both X and Y directions) A fixed, non-zero displacement can be applied as a boundary condition using