Plaxis PLAXIS 3D - Tutorial Manual [PDF]

Citation preview

Table of Contents Chapter 1: Introduction ............................................................................................................. 5 Chapter 2: Foundation in overconsolidated clay ......................................................................... 6 2.1



2.2



2.3



Case A: Rigid foundation ....................................................................................................................................................... 7 Create a new project .................................................................................................................................... 8 2.1.1 Define the soil stratigraphy .................................................................................................................. 10 2.1.2 Create and assign material data sets ................................................................................................ 11 2.1.3 Define the structural elements ............................................................................................................15 2.1.4 Generate the mesh .................................................................................................................................... 16 2.1.5 Define and perform the calculation ....................................................................................................18 2.1.6 View the calculation results ..................................................................................................................22 2.1.7 Case B: Raft foundation .......................................................................................................................................................23 Create a new project ................................................................................................................................. 24 2.2.1 Create and assign a material data set ............................................................................................... 24 2.2.2 Define the structural elements ............................................................................................................24 2.2.3 Generate the mesh .................................................................................................................................... 27 2.2.4 Define and perform the calculation ....................................................................................................27 2.2.5 View the calculation results ..................................................................................................................28 2.2.6 Case C: Pile-Raft foundation ..............................................................................................................................................30 Create a new project ................................................................................................................................. 31 2.3.1 Define the structural elements: Foundation piles .......................................................................31 2.3.2 Generate the mesh .................................................................................................................................... 33 2.3.3 Define and perform the calculation ...................................................................................................33 2.3.4 View the calculation results ..................................................................................................................34 2.3.5



Chapter 3: Excavation in sand ...................................................................................................36 3.1 3.2 3.3 3.4



3.5 3.6 3.7



Create a new project .............................................................................................................................................................37 Define the soil stratigraphy ..............................................................................................................................................38 Create and assign the material data sets ..................................................................................................................... 38 Define the structural elements ........................................................................................................................................ 40 Walings and Struts .....................................................................................................................................40 3.4.1 Ground anchors ...........................................................................................................................................41 3.4.2 Pile sheet walls and loads ....................................................................................................................... 43 3.4.3 Generate the mesh ............................................................................................................................................................... 44 Define the calculation .......................................................................................................................................................... 44 Execute the calculation ........................................................................................................................... 46 3.6.1 Results ........................................................................................................................................................................................ 47



Chapter 4: Loading of a suction pile .......................................................................................... 51 4.1 4.2 4.3 4.4



PLAXIS



Create a new project .............................................................................................................................................................52 Define the soil stratigraphy ..............................................................................................................................................52 Create and assign the material data sets ..................................................................................................................... 52 Define the structural elements ........................................................................................................................................ 54 Create a suction pile ..................................................................................................................................54 4.4.1 Create helper objects for local mesh refinements ....................................................................... 58 4.4.2



2



PLAXIS 3D - Tutorial Manual