A 3D Printing Platform for Reinforced Printed-Sprayed Concrete Composites
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Author / Producer
Date
2022
Publication Type
Conference Paper
ETH Bibliography
yes
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Abstract
The issue of reinforcement remains a difficult one for digital fabrication in concrete construction, with many solutions offered on how to best incorporate it with the technology in a practical manner. While certain technologies, such as digital casting systems, allow more seamless introduction of traditional steel reinforcement bars, the dominant technology of extrusion-based 3D printing still shows great limitations, with the most typical application being that of a lost formwork for traditionally cast concrete, or as unreinforced masonry.
The use of both conventional and unconventional reinforcement materials, and their incorporation into processes, is a large and active area of research with the digital concrete community. In this work, we present a 3D printing platform and manufacturing concept in which a 3D printed form serves as a vertical substrate for a reinforcement, either textile or conventional steel. The structural concrete is then either applied by hand or sprayed around the reinforcement.
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Publication status
published
External links
Book title
Third RILEM International Conference on Concrete and Digital Fabrication
Journal / series
Volume
37
Pages / Article No.
249 - 254
Publisher
Springer
Event
3rd RILEM International Conference on Concrete and Digital Fabrication (Digital Concrete 2022)
Edition / version
Methods
Software
Geographic location
Date collected
Date created
Subject
Digital fabrication; Concrete; Reinforcement; Sprayed concrete; 3D printing
Organisational unit
03891 - Flatt, Robert J. / Flatt, Robert J.
02284 - NFS Digitale Fabrikation / NCCR Digital Fabrication
Notes
Funding
-- - NCCR Digital Fabrication (SNF)