Journal ArticleDOI
Wire and arc additive manufacturing of metal components: a review of recent research developments
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TLDR
The research developments of WAAM in recent years are summarized, including the WAAM-suitable metal materials and processing technology, deposition strategy optimization including slicing and path planning algorithm, multi-sensor monitoring and intelligent control, and the large complex metal components manufacturing technology.Abstract:
Wire arc additive manufacturing (WAAM) is an important metal 3D printing method, which has many advantages, such as rapid deposition rate, low cost, and suitability for large complex metal components manufacturing, and it has received extensive attention. This paper summarizes the research developments of WAAM in recent years, including the WAAM-suitable metal materials and processing technology, deposition strategy optimization including slicing and path planning algorithm, multi-sensor monitoring and intelligent control, and the large complex metal components manufacturing technology. The promising development directions of WAAM are prospected, including the research of new materials and new technology, composite manufacturing, multi-sensor and real-time monitoring, algorithmic optimization of metal filling strategy, and the application of artificial intelligence technology in WAAM, etc.read more
Citations
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Journal ArticleDOI
Review on effect of heat input for wire arc additive manufacturing process
Nor Ana Rosli,Mohd Rizal Alkahari,Mohd Fadzli Bin Abdollah,S. Maidin,Faiz Redza Ramli,Safarudin Gazali Herawan +5 more
TL;DR: In this article, the impact of heat input on the macrostructure, microstructure and mechanical properties of the parts deposited in the wire arc additive manufacturing (WAAM) process is discussed.
Journal ArticleDOI
The Current State of Research of Wire Arc Additive Manufacturing (WAAM): A Review
Kai Treutler,Volker Wesling +1 more
TL;DR: In this article, a review of the state of the art in the area of wire arc additive manufacturing (WAAM) can be found, focusing on materials (e.g., steels, aluminum, copper and titanium), processes and methods of WAAM, process surveillance and the path planning and modeling of WAM.
Journal ArticleDOI
Real-time anomaly detection using convolutional neural network in wire arc additive manufacturing: molybdenum material
TL;DR: In this article , a real-time anomaly detection method that uses a convolutional neural network (CNN) in wire arc additive manufacturing (WAAM) is presented, which enables creation of CNN-based models that detect abnormalities by learning from the melt pool image data, which are pre-processed to increase learning performance.
Journal ArticleDOI
A review of WAAM for steel construction – Manufacturing, material and geometric properties, design, and future directions
TL;DR: In this paper , a review of the capabilities of WAAM for manufacturing steel components for use in the construction industry, with a focus on the structural stability and design of WAM builds.
Journal ArticleDOI
Comparative study of deposition patterns for DED-Arc additive manufacturing of Al-4046
TL;DR: In this article, three different deposition patterns in DED-Arc additive manufacturing, the meander pattern, the spiral pattern and the newly developed S pattern, were experimentally and numerically scrutinized in terms of the resulting temperature distribution, grain size, porosity as well as residual stress formation.
References
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Journal ArticleDOI
Additive manufacturing (3D printing): A review of materials, methods, applications and challenges
TL;DR: A comprehensive review of the main 3D printing methods, materials and their development in trending applications was carried out in this paper, where the revolutionary applications of AM in biomedical, aerospace, buildings and protective structures were discussed.
Journal ArticleDOI
Laser additive manufacturing of metallic components: materials, processes and mechanisms
TL;DR: Additive manufacturing implies layer by layer shaping and consolidation of powder feedstock to arbitrary configurations, normally using a computer controlled laser as discussed by the authors, which is based on a novel materials incremental manufacturing philosophy.
Journal ArticleDOI
The status, challenges, and future of additive manufacturing in engineering
Wei Gao,Yunbo Zhang,Devarajan Ramanujan,Karthik Ramani,Yong Chen,Christopher B. Williams,Charlie C. L. Wang,Yung C. Shin,Song Zhang,Pablo D. Zavattieri +9 more
TL;DR: Future directions such as the "print-it-all" paradigm, that have the potential to re-imagine current research and spawn completely new avenues for exploration are pointed out.
Journal ArticleDOI
A Review of Additive Manufacturing
Kaufui V. Wong,Aldo Hernandez +1 more
TL;DR: Additive manufacturing processes take the information from a computer-aided design (CAD) file that is later converted to a stereolithography (STL) file as discussed by the authors.
Journal ArticleDOI
Wire + Arc Additive Manufacturing
Stewart W. Williams,Filomeno Martina,Adrian C. Addison,Jialuo Ding,Goncalo Pardal,Paul A. Colegrove +5 more
TL;DR: In this article, the benefits of non-destructive testing, online monitoring and in situ machining are discussed, and strategies on how to manage residual stress, improve mechanical properties and eliminate defects such as porosity are suggested.