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Material Monitoring of a Composite Dome Pavilion Made by Robotic Coreless Filament Winding
Pascal Mindermann1,2, Bas Rongen3, Drilon Gubetini3
1Institute for Textile and Fiber Technologies, University of Stuttgart, Pfaffenwaldring 9, 70569 Stuttgart, Germany.
Materials (Basel, Switzerland)
|October 13, 2021
Summary
This study monitored a novel composite dome structure, finding its fiber composite material sturdy. Improvements in UV absorbers are recommended for future applications of this advanced construction material.
Area of Science:
- Structural Engineering
- Materials Science
- Composite Materials
Background:
- A hemispherical pavilion utilized a novel lightweight dome structure.
- The supporting roof was primarily made of carbon- and glass-fiber-reinforced composites.
- Fabrication was achieved through robotic coreless filament winding.
Purpose of the Study:
- To monitor the sturdiness of the fiber composite material over 130 days.
- To characterize the thermal behavior and material properties of the dome.
- To validate the structural design of the composite pavilion.
Main Methods:
- On-site monitoring and laboratory inspections were conducted.
- Thermal behavior was characterized.
- Color change of the matrix and inner composition of wound structures were investigated.
Main Results:
- The fiber composite material proved sturdy over the monitoring period.
- Surface temperatures of carbon fibers remained within guideline values.
- UV absorbers require enhancement for similar applications.
Conclusions:
- The structural design of the composite dome was validated.
- The research provides insights into the performance of fiber composites in large-scale structures.
- Recommendations for material improvement were identified for future applications.
Keywords:
BUGA Fiber Pavilionlightweight dome structureon-site inspectionoutdoor weatheringrobotic coreless filament windingscanning electron microscopythermal imagingMore Related Videos
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