Results 71 to 80 of about 2,574,071 (201)

Research Progress of Concrete 3D Printing Technology and Its Equipment System, Material, and Molding Defect Control

Journal of Engineering, 2022
The traditional construction technology not only has environmental friendly problems such as noise and dust but also has resource-saving problems such as large template quantity and low construction accuracy.
Yanhua Zhao, Wei Meng, Peifu Wang, Dongqing Qian, Wei Cheng, Zhongqing Jia   +5 more
doaj   +1 more source

Bending and Pull-Out Tests on a Novel Screw Type Reinforcement for Extrusion-Based 3D Printed Concrete

, 2020
The lack of available reinforcement methods suitable for extrusion-based 3D concrete printing is well known. Because conventional methods using pre-placed steel bars are incompatible with this manufacturing method, several alternatives are under ...
Lucas, Sandra, Bos, Freek P., Wolfs, Rob, Bos, Freek, Salet, Theo, Hass, Lauri   +5 more
core   +1 more source

Automated Production of 3D Printed Сoncrete Structures with Integrated Reinforcement Mesh Based on Standard Reinforcement Bars

Engineered Science
3D concrete printing is developing rapidly and is seen as an alternative to traditional construction methods. But today, the use of standard steel reinforcements and their integration into the concrete is very relevant for 3D concrete printing.
Mukhagali Sagyntay, Florian Storch, Azamat Mustafa, Paul Plaschnick, Frank Will, Zhumadil Baigunchekov   +5 more
doaj   +1 more source

On-site ready-mix concrete 3D Printing with Karlos [PDF]

Construction 3D Printing has been growing rapidly enabling construction sector to overcome long-standing challenges such as low productivity and slow construction speed.
Nerella, Venkatesh Naidu, Frasch, Markus, Degen, Robin   +2 more
core   +1 more source

On the emergence of 3D printable Engineered, Strain Hardening Cementitious Composites (ECC/SHCC) [PDF]

, 2020
While interest in 3D printing of concrete (3DCP) and structures has been growing, a major obstacle for implementation of 3DP construction method is the need for steel reinforcement and the challenges this presents to the 3DP process.
Bos, FP Freek, Ng, Tsz Yan, Pan, Jinlong, Li, Victor, van Zijl, Gideon, McGee, Wes, Yu, Kequan, Nefs, Karsten, Bos, Freek P., Mechtcherine, Viktor, Nerella, Venkatesh, Zijl, Gideon van, Chaves Figueiredo, Stefan, Kruger, Jacques   +13 more
core   +2 more sources

Biochar-augmented climate-positive 3D printable concrete

Communications Materials
Three-dimensional (3D) concrete printing is a revolutionary technology in the construction industry. Here we show that climate-positive biochar is a carbon-negative additive for decreasing the carbon footprint of 3D printable concrete, while enhancing ...
Lei Wang, Venkatesh Naidu Nerella, Dianmo Li, Yuying Zhang, Bin Ma, Egor Ivaniuk, Junyi Zhang, Xiaohong Zhu, Jianhua Yan, Viktor Mechtcherine, Daniel C. W. Tsang   +10 more
doaj   +1 more source

Determination of Optimal Flowability of 3D Printing Concrete Based on Multi-objective Optimization Method [PDF]

Flowability is a crucial factor affecting the performance of 3D printing concrete. Based on flowability test results, materials suitable for 3D printing can be quickly screened, making it essential to determine the appropriate flowability to optimize the
Sun, Xiaoyan, Song, Xinlei, Wang, Hailong   +2 more
core   +1 more source

Mesostructures in 3D Concrete Printing

, 2022
QC ...
Westerlind, Helena, Silfwerbrand, Johan, Hernández Vargas, Jose   +2 more
openaire   +1 more source

Prototypical Realization of Fully Automated 3D-Printing of Reinforced Concrete Using AMoRC Method [PDF]

This paper presents the prototypical implementation of a novel 3D printing process for reinforced concrete structures called Additive Manufacturing of Reinforced Concrete (AMoRC), by showcasing the production of a half-meter-high S-shaped reinforced ...
Zhang, Sisi, Mäde, Konrad, Sharma, Rahul, Claßen, Martin, Olesch, Mirco   +4 more
core   +1 more source

Studies on the mechanical properties of interlayer interlocking 3D printed concrete based on a novel nozzle

Case Studies in Construction Materials
The interlocking can effectively improve the mechanical properties of concrete. However, the strength of 3D printed concrete with interlocking interfaces, fabricated using non-automated methods, is reduced due to the time-consuming interface processing ...
Youbao Jiang, Pengxiang Gao, Sondipon Adhikari, Xiaofei Yao, Hao Zhou, Yan Liu   +5 more
doaj   +1 more source