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How to calculate dynamic earth pressure around a circular tunnel?

Manisha

How to calculate dynamic earth pressure around a circular tunnel?
- 1 month ago
- GeoStudio | PLAXIS
- GeoStudio | PLAXIS Forum
Dynamic point loads in axisymmetric 2D models do not consider the radius

Stefanos Papavasileiou

Application PLAXIS 2D Issue status Solved First Affected Version PLAXIS 2D Anniversary Edition Found in Version PLAXIS 2D Anniversary Edition PLAXIS 2D 2015-2019 PLAXIS CONNECT Edition V20-V22 PLAXIS 2023.1 Fixed and Released…
- 27 days ago
- GeoStudio | PLAXIS
- GeoStudio | PLAXIS Wiki
Free field boundary conditions for PLAXIS 2D: new improvements and recommendations for practical use

Micha van der Sloot

Application PLAXIS 2D Version PLAXIS CONNECT Edition V22 Update 2 PLAXIS 2D 2023.1 Date created 20 March 2023 Date modified 20 March 2023 Introduction One of the greatest challenges in dynamic finite element analysis…
- 7 months ago
- GeoStudio | PLAXIS
- GeoStudio | PLAXIS Wiki
FAQ: Accelerations and velocities report

MarcosBeier

When using THA - Time History Analysis it is a common question from RM Bridge users how to include acceleration and velocity in the dynamic analysis report. Though velocity and acceleration are not primary results, but intermediate calculation values…
RM Bridge Dynamics

Ana Carla Peres

Dynamic Analysis in RM Bridge is a very important feature as the program concept is to perform dynamic analyses within the schedule, together with static analyses on the same model and in accordance with the active construction stage. As there is not…
- 5 months ago
- LARS | LEAP | OpenBridge | OpenTunnel | RM
- LARS | LEAP | OpenBridge | OpenTunnel | RM Wiki
Rolling Stock Analysis: Track Interaction Springs for HSR

MarcosBeier

TIS - Track Interaction Springs are complex spring elements where the constitutive relation of the shear terms is variable and bi-linear. It depends on the limit force F that separates the unloaded from the loaded case. Then spring contacts for the shear…
- over 1 year ago
- LARS | LEAP | OpenBridge | OpenTunnel | RM
- LARS | LEAP | OpenBridge | OpenTunnel | RM Wiki
Geotechnical Analysis webinars March 2021 on soil liquefaction

Micha van der Sloot

Geotechnical Analysis webinars March 2021 on soil liquefaction This March 2021, PLAXIS showcased two new constitutive soil models that target liquefaction types of problems. March 09 we told about the PM4Silt model, and on March 10, Mike Jeffries discussed…
- over 2 years ago
- GeoStudio | PLAXIS
- GeoStudio | PLAXIS Blog
Fluid - PLAXIS UDSM

Felipe Fonseca

Application PLAXIS 2D PLAXIS 3D Version PLAXIS 2D CONNECT Edition V21 PLAXIS 3D CONNECT Edition V21 Date created 25 January 2021 Date modified 25 January 2021 With the release of PLAXIS 2D/3D CONNECT Edition V21…
- over 1 year ago
- GeoStudio | PLAXIS
- GeoStudio | PLAXIS Wiki
PM4Silt - PLAXIS UDSM

Felipe Fonseca

Application PLAXIS 2D Version PLAXIS 2D CONNECT Edition V22.02 Date created 25 January 2021 Date modified 12 October 2022 With the release of PLAXIS 2D/3D CONNECT Edition V21, a new User Defined Soil Model is introduced…
- over 1 year ago
- GeoStudio | PLAXIS
- GeoStudio | PLAXIS Wiki
Dynamics / Seismic Features in PLAXIS, 12 Jan 2021 SIG Workshop - Geotechnical Analysis

Micha van der Sloot

Title: SIG Virtual Workshop: Geotechnical Analysis - Modelling Piles in PLAXIS Date/Time: January 12, 2021 at 10:00 A.M. CET and again at 04:00 P.M. CET Presenter: Micha van der Sloot, Senior Manager User Success - Geotechnical, Bentley Systems, Inc.…
- over 2 years ago
- GeoStudio | PLAXIS
- GeoStudio | PLAXIS Blog
RM mode superposition method

MarcosBeier

The RM mode superposition method is a special superposition method to get the maximum of all components of the result vector considering all corresponding forces and/or deformations. The total result vector for each mode uses factorized natural modes…
- 2 months ago
- LARS | LEAP | OpenBridge | OpenTunnel | RM
- LARS | LEAP | OpenBridge | OpenTunnel | RM Wiki
Recalc: 3. Dynamics

MarcosBeier

The relevant parameters for dynamic calculations in RM Bridge Enterprise are set in the Recalculation Window at the Dynamics / Iteration options within the Dynamics group. They are: g - gravity (constant acceleration of gravity) dt - time step (length…
- 7 months ago
- LARS | LEAP | OpenBridge | OpenTunnel | RM
- LARS | LEAP | OpenBridge | OpenTunnel | RM Wiki
Recalc Window: 3. Dynamics / Iterations

MarcosBeier

RM Bridge Enterprise Recalculation Window has, inside the Advanced Options, the possible Dynamics / Iterations options to be set up, as shown in the screenshot below, they include: Dynamics Iteration Control Cross-Section Integration Eqn. Solver…
- 8 months ago
- LARS | LEAP | OpenBridge | OpenTunnel | RM
- LARS | LEAP | OpenBridge | OpenTunnel | RM Wiki
RM Bridge: Stay Cable Vibration

Ana Carla Peres

Objective To perform and obtain the dynamic behavior of a stay cable and compare RM Bridge results with the formulation presented in SETRA – Recommendations of French inter-ministerial commission on Prestressing. Structural Model A stay cable fixed…
- 5 months ago
- LARS | LEAP | OpenBridge | OpenTunnel | RM
- LARS | LEAP | OpenBridge | OpenTunnel | RM Wiki
SACS / spectral fatigue analysis

Mohamed Mahmoud

hi all , while generating the seastates (dynamic transfer function) on a cantilever inside the water it was noticed that there is bulb at the early frequency. any ideas why this happens and thanks
- over 3 years ago
- MAXSURF | MOSES | SACS | OpenWindPower
- MAXSURF | MOSES | SACS | OpenWindPower Forum
Non Linear Time History Dynamic Analysis

Phil Senior

I am considering the need an advanced analysis solution for non-linear time history. This would allow for NL features like gaps, friction and soil to be included for dynamic analysis and be performed using Direct Integration. Currently with our modal…
- over 3 years ago
- AutoPIPE
- AutoPIPE Ideas
Dynamic Load with Perpendicular Distribution

Micha van der Sloot

Application PLAXIS 2D PLAXIS 3D Version PLAXIS 2D PLAXIS 3D Date created 24 February 2020 Date modified 24 February 2020 In a time-dependent Dynamics analysis, the dynamic load is defined through a combination of…
- over 3 years ago
- GeoStudio | PLAXIS
- GeoStudio | PLAXIS Wiki
Westergaard's added mass for hydrodynamic pressures: a simple case

Micha van der Sloot

Application PLAXIS 2D PLAXIS 3D Version PLAXIS 2D CONNECT Edition V20 Update 1 PLAXIS 3D CONNECT Edition V20 Update 1 Date created 7 January 2020 Date modified 7 January 2020 The attached document describes the…
- over 3 years ago
- GeoStudio | PLAXIS
- GeoStudio | PLAXIS Wiki
Slow Dynamics in Connect

Lars MP

It seems like Dynamics in a Primitive Command is much slower in Connect as compared to V8i. While Dynamics is running I can hear the fan of my laptop spinning up to cool the processor, indicating heavy CPU activity. This is only when running Connect…
- over 3 years ago
- MicroStation Programming
- MicroStation Programming Forum
How to create a model for ground response analysis in PLAXIS 2D

Micha van der Sloot

Application PLAXIS 2D Version PLAXIS 2D Date created 12 February 2016 Date modified 12 February 2016 This movie shows how to create a model to perform a ground response analysis and is based on the article listed…
- over 3 years ago
- GeoStudio | PLAXIS
- GeoStudio | PLAXIS Wiki
Effects of Dynamic Excitation on a Dam

Micha van der Sloot

Application PLAXIS 3D Version PLAXIS 3D Date created 07 May 2015 Date modified 07 May 2015 In this movie, the Dynamics module of PLAXIS 3D will be illustrated. The effects of a dynamic excitation on a dam at full…
- over 3 years ago
- GeoStudio | PLAXIS
- GeoStudio | PLAXIS Wiki
PLAXIS 2D Dynamics

Micha van der Sloot

Application PLAXIS 2D Version PLAXIS 2D AE Date created 09 May 2011 Date modified 09 May 2011 The Dynamics module of PLAXIS 2D allows us to perform dynamic analyses of the propagation of waves through the soil…
- over 3 years ago
- GeoStudio | PLAXIS
- GeoStudio | PLAXIS Wiki
PM4Sand - PLAXIS UDSM

Felipe Fonseca

Application PLAXIS 2D Version PLAXIS 2D Date created 23 March 2018 Date modified 12 October 2022 With the release of PLAXIS 2D 2018, a new User Defined Soil Model for liquefaction analysis is introduced, the PM4Sand…
- over 1 year ago
- GeoStudio | PLAXIS
- GeoStudio | PLAXIS Wiki
Remarks on site response analysis by using Plaxis dynamic module

Micha van der Sloot

Application PLAXIS 2D Version PLAXIS 2D Original Author C. Visone, E. Bilotta, F. Santucci de Magistris Date created 14 November 2011 Date modified 24 October 2016 Dynamic FE analyses can be considered…
- over 3 years ago
- GeoStudio | PLAXIS
- GeoStudio | PLAXIS Wiki
Site response analysis and liquefaction evaluation

Micha van der Sloot

Application PLAXIS 2D Version PLAXIS 2D Original Author A. Laera, R. B. J. Brinkgreve Date created 07 October 2015 Date modified 18 November 2016 When an earthquake occurs, the seismic waves propagate from…
- over 3 years ago
- GeoStudio | PLAXIS
- GeoStudio | PLAXIS Wiki