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Design and Optimization Strategies of a High-Performance Vented Box

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Shaping Efficiency: Parametric Design for Schwedler Domes.

Ahmed Fathy Aly Omar Ibrahim¹, Katarzyna Jeleniewicz¹, Artur Piekarczuk²

¹Institute of Civil Engineering, Warsaw University of Life Sciences, Nowoursynowska 159, 02-776 Warsaw, Poland.

Materials (Basel, Switzerland)

|May 13, 2026

Summary

This summary is machine-generated.

This study introduces a parametric workflow for designing Schwedler domes, significantly reducing design time and improving structural efficiency. Parametric modeling optimizes material use and accelerates the design process for large-span structures.

Keywords:

Schwedler domes computational design design automation interoperability lattice structures lightweight structures parametric modeling structural analysis structural efficiency

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Area of Science:

Structural Engineering
Computational Design
Architecture, Engineering, and Construction (AEC)

Background:

Schwedler domes offer excellent strength-to-weight ratios for large-span applications.
Traditional design methods for these structures are often iterative and time-consuming.
There is a need for more efficient design workflows to optimize performance and reduce material usage.

Purpose of the Study:

To develop and demonstrate an integrated parametric workflow for the efficient design of Schwedler domes.
To enhance both design efficiency and the structural performance of dome structures.
To reduce the time and potential for inconsistencies in the design process.

Main Methods:

Utilized Python scripting within Grasshopper for parametric geometry control.
Integrated the parametric workflow with Autodesk Robot Structural Analysis Professional for structural analysis.
Automated load application and analyzed three open-apex Schwedler dome configurations with varying cross-sections and layouts.

Main Results:

Closed cross-sections reduced structural mass by up to 31%.
Hybrid configurations achieved high member utilization (0.87 for ribs, 0.63 for rings).
The parametric workflow significantly reduced modeling time and eliminated geometric-analytical model inconsistencies.

Conclusions:

Parametric modeling provides an effective framework for efficient dome structure design.
The workflow enables material optimization and accelerates the design process.
The parametric source is adaptable for Building Information Modeling (BIM), fabrication, and life-cycle assessment.