Author
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Simone Carraro
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University
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University of Trento, Italy
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There will be four new open public spaces, located inside the park and covered by four tensile structures. The particular shape of the fabric is conceived coherently with the design of the path within the park. We designed a lightweight structure with RFEM by Dlubal Software, suitable for facing these kind of complicated problems.
The form-finding process in the RF‑FORM‑FINDING add-on module as well as the analysis of the cutting pattern in the RF‑CUTTING‑PATTERN add-on module were carried out, taking into account the orthotropic properties of the PVC/PES material. We also used the stand-alone program RWIND Simulation to simulate a wind tunnel and to determine the (wind) pressure acting on the membrane surface.
Furthermore, we have carefully considered the detailing problems and designed and analyzed several types of connections. All calculations were carried out in compliance with the German design code DIN 4134 and the dissertation "Mechanical Behaviour of Connections of Coated Fabrics" as well as the standard UNI EN 1993-1-8.