Nozzle criteria for enhancing extrudability, buildability and interlayer bonding in 3D printing concrete

L Yang, SME Sepasgozar, S Shirowzhan… - Automation in …, 2023 - Elsevier
The technology supporting 3D Printing Concrete (3DPC) has developed rapidly in recent
years. However, inadequate understanding of nozzle-related parameters and a lack of …

[HTML][HTML] Off-site construction with 3D concrete printing

B Ter Haar, J Kruger, G van Zijl - Automation in Construction, 2023 - Elsevier
The path to implementing successful, productive, and sustainable off-site 3D concrete
printing building systems is unclear. To provide clarity, this paper aims to determine targeted …

Test methods for 3D printable concrete

SK Kaliyavaradhan, PS Ambily, PR Prem… - Automation in …, 2022 - Elsevier
Abstract 3D concrete printing (3DCP) is a modern and upcoming technology that consists of
building a structure layer by layer without the use of formwork. The quality of a 3D printed …

Rheological and mechanical properties of 3D printable alkali-activated slag mixtures with addition of nano clay

X Dai, Y Tao, K Van Tittelboom… - Cement and Concrete …, 2023 - Elsevier
Alkali-activated slag mixture (AAS) is seen as a prospective option to replace Portland
cement for three-dimensional (3D) printing to reduce carbon emission. This paper …

Microstructure and mechanical properties of interlayer regions in extrusion-based 3D printed concrete: A critical review

T Ding, J **ao, V Mechtcherine - Cement and Concrete Composites, 2023 - Elsevier
Abstract 3D printed concrete structures often exhibit considerable degree of anisotropy and
inhomogeneity because of layered material deposition and inferior properties of the …

Modelling the interlayer bond strength of 3D printed concrete with surface moisture

GM Moelich, J Kruger, R Combrinck - Cement and Concrete Research, 2021 - Elsevier
Providing additional water to the hydrating cementitious particles is essential to achieve the
optimal mechanical performance of the low w/b concrete mixes preferred for 3D printing …

Interpretable machine learning for predicting the strength of 3D printed fiber-reinforced concrete (3DP-FRC)

MN Uddin, J Ye, B Deng, L Li, K Yu - Journal of Building Engineering, 2023 - Elsevier
This study aims to provide an effective and accurate machine learning approach to predict
the compressive strength (CS) and flexural strength (FS) of 3D printed fiber reinforced …

[HTML][HTML] Predictive modeling for compressive strength of 3D printed fiber-reinforced concrete using machine learning algorithms

M Alyami, M Khan, M Fawad, R Nawaz… - Case Studies in …, 2024 - Elsevier
Abstract Three-dimensional (3D) printing in the construction industry is growing rapidly due
to its inherent advantages, including intricate geometries, reduced waste, accelerated …

A concise review on interlayer bond strength in 3D concrete printing

AJ Babafemi, JT Kolawole, MJ Miah, SC Paul, B Panda - Sustainability, 2021 - mdpi.com
Interlayer bond strength is one of the key aspects of 3D concrete printing. It is a well-
established fact that, similar to other 3D printing process material designs, process …

Emerging horizons in 3D printed cement-based materials with nanomaterial integration: A review

SA Khan, SMU Ghazi, H Amjad, M Imran… - … and Building Materials, 2024 - Elsevier
Abstract 3D printing of cementitious materials is an innovative and smart construction
method known for its ability to optimize construction time, cost, design flexibility, waste …