Results 31 to 40 of about 118,386 (326)

Characterizing the bond properties of automatically placed helical reinforcement in 3D printed concrete [PDF]

open access: yes, 2022
The incompatibility of 3D concrete printing (3DCP) with conventional reinforcement methods is well known. Recently, solutions have suggested the insertion of helical reinforcement rods through a screwing motion into the freshly printed material.
Bos, Freek P.   +2 more
core   +1 more source

Buildability and Mechanical Properties of 3D Printed Concrete [PDF]

open access: yesMaterials, 2020
Recently, 3D concrete printing has progressed rapidly in the construction industry. However, this technique still contains several factors that influence the buildability and mechanical properties of the printed concrete. Therefore, this study investigated the effects of the nozzle speed, the interlayer interval time, the rotations per minute (RPMs) of
Changbin Joh   +4 more
openaire   +2 more sources

RETRACTED: Utilization of solid mine waste in the building materials for 3D printing.

open access: yesPLoS ONE, 2023
3D printing technology is gradually considered to be a rapid development of a green revolution in the field of architecture. Recently, utilizing solid mine waste to replace natural sand not only greatly reduces the 3D printing costs, but also contributes
Xiaowei Zhang   +4 more
doaj   +1 more source

Architectonic Explorations of the Possibilities of 3D Concrete Printing: The Historic Building Fragment as Inspiration for New Applications with 3D Concrete Printing in Architecture

open access: yes, 2020
The scope of this one-year research, carried out within a graduation studio consisting of 16 students, was to explore how this novel technique can lead to the development of new architectural forms. The graduation-studio called ‘De Centrale Gent, with 3D
Ahmed, Zeeshan Y.   +7 more
core   +1 more source

3D printing of cement composites [PDF]

open access: yes, 2010
The aims of this study were to investigate the feasibility of generating 3D structures directly in rapid-hardening Portland cement (RHPC) using 3D Printing (3DP) technology.
Williams, Reuben   +3 more
core   +1 more source

A review of concrete 3D printed structural members

open access: yesFrontiers in Built Environment, 2023
Concrete 3D Printing (3DP) is a potential technology for increasing automation and introducing digital fabrication in the construction industry. Concrete 3D Printing provides a significant advantage over conventional or precast methods, such as the ...
Benny Raphael   +3 more
doaj   +1 more source

3D PRINTING OF FOAMED CONCRETE

open access: yesGlobal Journal of Science & Engineering, 2020
This paper discusses the needs for 3D printing in comparison to conventional construction and proposes foamed concrete material for printing. Example of 3D printing projects under study to overcome housing crisis are presented. Stability and sufficient strength and structural integrity are the main parameters to look for when looking of printable ...
Rabab Allouzi, Amer Alkloub
openaire   +1 more source

Structural failure during extrusion-based 3D printing processes [PDF]

open access: yes, 2019
This contribution studies failure by elastic buckling and plastic collapse of wall structures during extrusion-based 3D printing processes. Results obtained from the parametric 3D printing model recently developed by Suiker (Int J Mech Sci, 137: 145–170,
Suiker, ASJ Akke   +4 more
core   +1 more source

Experimental study on mix proportion and fresh properties of fly ash based geopolymer for 3D concrete printing

open access: yesCeramics International, 2018
This paper presents the material design and fresh properties of geopolymer mortar developed for 3D concrete printing application. Unlike traditional casting, in 3D printing, extruded materials are deposited layer-by-layer to build complex architectural ...
B. Panda, M. Tan
semanticscholar   +1 more source

Optimising 3D printed concrete structures using topology optimisation

open access: yes, 2017
Additive manufacturing and 3D printing are rapidly developing digital fabrication techniques (Lu et al. 2015). After the first steps in small scale printing of metals (Frazier 2014) and plastics (Gibson et al.
Luković, M.   +5 more
core   +2 more sources

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