⚡ Knowledge: The Latest Technical Articles 04/2026

Our Knowledge Base is your hub for technical articles, tutorials, and background information on Dlubal Software – straight from our developers and support experts.

It's worth a look for these reasons:

:white_check_mark: regular updates with practical, easy-to-follow articles
:white_check_mark: written by Dlubal specialists
:white_check_mark: including graphics and step-by-step explanations


Five articles at a glance:

1 Twisted High-Rise Building Under Wind and Seismic Loads with 2D Soil Model

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This technical article describes the modeling of a high-rise building with a curved shape, taking into account wind loads from a wind simulation.

The support is modeled using the constrained modulus method, with the corresponding soil massif featuring inclined soil layers. Additionally, the simulation of seismic loads using response spectrum analysis is discussed, along with the assumptions and simplifications resulting from this combination.


2 Modeling and Simulation of Inflatable Structures (Foil Cushion)

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Modeling and simulating inflatable structures, such as ETFE foil cushions, requires a precise simulation of the nonlinear structural behavior, which is determined by prestress, membrane effects, and pressure-induced stiffness.

RFEM 6 provides a powerful tool for this purpose, enabling the consistent consideration of form-finding, pressure conditions, and large deformations. By combining suitable material models, nonlinear solution methods, and specialized membrane elements, RFEM 6 allows for realistic numerical analysis and thus supports reliable design and analysis of pneumatic structures in membrane engineering.


3 Preliminary Design of Steel Joints

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As part of the design and dimensioning process, calculation times should be minimized as much as possible. Especially for computationally intensive, highly nonlinear problems, such as the steel joint design, an automated, simplified design approach provides a significant economic advantage.

This article explains the preliminary design in the Steel Joints add-on and its fundamentals.


4 Plastic Cross-Section Checks Using Partial Internal Forces Method

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This article addresses the plastic verification of thin-walled steel cross-sections using the partial internal forces method. After a brief summary of the fundamentals, the application of the method is demonstrated by means of an example.


5 Modeling and Design of Scaffolding Standard Joint Using Hybrid Structural Model

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In this article, you will learn how to model and design standard joints of scaffolding in RFEM 6 and RSTAB 9 according to DIBt Newsletter 4/2017.


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