Bentley Plaxis

Description

Overview

PLAXIS – Advanced Geotechnical Analysis in 2D and 3D

PLAXIS is a trusted, user-friendly finite element analysis (FEA) software suite used by geotechnical engineers worldwide to model, analyze, and assess complex soil and rock behavior. It supports a wide range of geotechnical and geo-engineering applications, including excavations, embankments, foundations, tunneling, mining, geomechanics, and reservoir-related problems.

PLAXIS 2D provides an integrated environment for modeling and analyzing diverse geotechnical problems using finite element analysis. Engineers can evaluate deformation, stability, and soil-structure interaction across a broad range of projects.

Available PLAXIS 2D options include:

• PLAXIS 2D – Core capabilities for everyday geotechnical deformation and stability analysis.
• PLAXIS 2D Advanced – Enhanced analysis capabilities and advanced material modeling.
• PLAXIS 2D Ultimate – Advanced functionality for more complex geotechnical conditions and loading scenarios.
• Geotechnical Analysis 2D WorkSuite – A comprehensive 2D solution combining advanced geotechnical analysis capabilities.

PLAXIS 3D extends finite element analysis into three dimensions, with CAD-like modeling capabilities that make it easier to represent complex subsurface environments. It enables engineers to assess deformation, stability, and geotechnical risk in soil and rock for applications ranging from foundations, excavations, embankments, tunneling, and mining to reservoir geomechanics.

Available PLAXIS 3D options include:

• PLAXIS 3D – Essential functionality for everyday deformation and safety analysis of soil, rock, and associated structures.
• PLAXIS 3D Advanced – Adds advanced material models and capabilities such as creep and flow-deformation coupling through consolidation analysis, along with a multicore solver for faster computation.
• PLAXIS 3D Ultimate – Extends Advanced capabilities with analysis of vibration effects, including earthquakes and moving traffic loads, as well as complex hydrological conditions involving time-dependent water levels and flow functions.
• Geotechnical Analysis 3D WorkSuite – The most comprehensive 3D option, combining PLAXIS 3D Ultimate with GeoStudio 3D Advanced.

PLAXIS Monopile Designer – Optimizing Wind Farm Foundations

PLAXIS Monopile Designer is designed to help reduce the cost of onshore and offshore wind farm foundations by enabling more efficient monopile design. It incorporates results from the PISA Joint Industry Research Project into practical engineering workflows, allowing engineers to use less conservative approaches when designing monopile foundations.

By optimizing monopile dimensions, the solution can reduce the amount of steel required, helping lower fabrication, transportation, and installation costs. PLAXIS Monopile Designer also enables engineers to assess monopile resistance to lateral loads using a 1D Timoshenko beam finite element model. This approach provides accurate analysis for large-diameter monopiles and realistic soil reaction curves while retaining key assumptions of the conventional p-y method.

Research indicates that this enhanced design methodology can potentially reduce the required embedded pile length by up to 35%, providing significant opportunities for material savings and overall project cost reduction.

Together, PLAXIS 2D, PLAXIS 3D, and PLAXIS Monopile Designer provide a comprehensive suite of tools for modeling, analyzing, and optimizing complex geotechnical and foundation engineering projects, helping engineers better understand subsurface behavior, manage geotechnical risk, and develop safer and more economical designs.

Licensing & Subscription

Plaxis products can be purchased through Aryatech Marine and Offshore Services Pvt. Ltd. as Bentley authorized Channel partner.