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Hoek-Brown mobilized dilatancy evolution not as documented
When you want to get similar behaviour as described for the standard behaviour (ψmob = 90° at σ'3 = σt, and ψmob = 0° at σ'3 = 0 kN/m2) you need to define these parameters: ψ close to 90 ° and σψ = 0...
View Article2D Import tool for soil polygons and structural geometry
This movie demonstrates how to prepare a CAD drawing in Autodesk's AutoCAD® in order to correctly import it into PLAXIS 2D. The post 2D Import tool for soil polygons and structural geometry appeared...
View ArticleMoment load display in PLAXIS 2D 2018 Output not correct
For now, when checking the applied moment load values, please refer to the Input program to inspect the applied Moment load. We are investigating the issue to solve it. The post Moment load display in...
View ArticlePLAXIS 3D 2017.01
Improved features and fixed issues PLAXIS 3D 2017.01 A large number of issues have been addressed, including: several problems related to curves in Output access to the Material property in staged...
View ArticleIssue with search field in Command Reference
To fix the problem the following steps need to be taken: Download the compressed file provided at the bottom of the current page [fix_issue_search_command_reference.7z], which includes two files: -...
View ArticlePLAXIS 2D 2018: Interface plastic points are not available
For now, you are advised to avoid using the option to view the interface plastic point results. As a workaround, you can inspect the plastic points from the main 2D Soil plot. Fortunately, in this...
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Crash in Report Generator while Embedded Beam Row material is included
Currently, our developers are working on this issue, as to be fixed in an upcoming update of PLAXIS 2D. In the meantime, if an Embedded beam row material exists in the database of the project, it is...
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Showing a list of embedded beams by length
An advanced tip using the built-in command line in PLAXIS 3D Figure 1. Pile-raft foundation with piles modelled as embedded beams with different lengths When having a complex model with a large number...
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How to select more than 10 nodes to be used for a curve
Since the release of PLAXIS 3D 2017 and PLAXIS 2D 2018 it's possible to select an unlimited number of points to be used for curves via the GUI, rendering the approach below obsolete. In order to...
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UDSM – Creep-SCLAY1S
The Creep-SCLAY1S model is capable of simulating the anisotropic and rate-dependent behaviour of soft soils. The mathematical formulation also includes the possibility to model bonding and...
View ArticlePLAXIS 3D Dynamic free field elements and its corners
We are working on a solution to extend the functionality of the 3D Free field elements to improve its behaviour. For now, we recommend using Viscous boundaries over the Free Field boundaries to perform...
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Codemeter Drivers
All PLAXIS products require the CodeMeter dongle with current drivers and active licences for PLAXIS 2D and/or PLAXIS 3D in order to run. The driver package can be used for 32-bits and 64-bits...
View ArticleSafety analysis and Updated Mesh
When using phases with Updated Mesh (UM), the Safety analysis will use the deformed mesh (with the updated node locations) as a starting point, while the node locations are not updated any more during...
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PLAXIS 3D Tutorial 09: Free vibration and earthquake analysis of a building
This example demonstrates the natural frequency of a long five-storey building when subjected to free vibration and earthquake loading. The building consists of 5 floors and a basement. It is 10 m wide...
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PLAXIS 3D Tutorial 08: Dynamic analysis of a generator on an elastic foundation
In this tutorial the influence of a vibrating source on its surrounding soil is studied. To reduce the calculation time, only one-quarter of the overall geometry is modelled, using symmetry boundary...
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PLAXIS 3D Tutorial 07: Rapid drawdown analysis
This example concerns the stability of a reservoir dam under conditions of drawdown. Fast reduction of the reservoir level may lead to instability of the dam due to high pore water pressures that...
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PLAXIS 3D Tutorial 06: Phased excavation of a shield tunnel
The lining of a shield tunnel is often constructed using prefabricated concrete ring segments, which are bolted together within the tunnel boring machine to form the tunnel lining. During the erection...
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PLAXIS 3D Tutorial 05: Stability of a diaphragm wall excavation
This lesson is concerned with a diaphragm wall that is constructed in a stiff sandy clay layer with a groundwater level at 1.0 m below the surface. The excavation process of a diaphragm wall is...
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PLAXIS 3D Tutorial 04: Construction of a road embankment
The construction of an embankment on soft soil with a high groundwater level leads to an increase in pore pressure. As a result of this undrained behaviour, the effective stress remains low and...
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PLAXIS 3D Tutorial 03: Loading of a suction pile
In this lesson a suction pile in an off-shore foundation will be considered. A suction pile is a hollow steel pile with a large diameter and a closed top, which is installed in the seabed by pumping...
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