A review of in-situ monitoring and process control system in metal-based laser additive manufacturing

Y Cai, J Xiong, H Chen, G Zhang - Journal of Manufacturing Systems, 2023 - Elsevier
Metal-based laser additive manufacturing (MLAM) is receiving significant attention in
industrial fields due to its capacity to manufacture complex and high-performance metal …

[HTML][HTML] Metal vaporization and its influence during laser powder bed fusion process

J Liu, P Wen - Materials & Design, 2022 - Elsevier
Laser powder bed fusion (LPBF) is a key metal additive manufacturing process and has
attracted increasing attention both in academia and industry. An essential physical issue …

In-situ measurement and monitoring methods for metal powder bed fusion: an updated review

M Grasso, A Remani, A Dickins… - Measurement …, 2021 - iopscience.iop.org
The possibility of using a variety of sensor signals acquired during metal powder bed fusion
processes, to support part and process qualification and for the early detection of anomalies …

Intelligent additive manufacturing and design: state of the art and future perspectives

Y Xiong, Y Tang, Q Zhou, Y Ma, DW Rosen - Additive Manufacturing, 2022 - Elsevier
In additive manufacturing (AM), intelligent technologies are proving to be a powerful tool for
facilitating economic, efficient, and effective decision-making within the product and service …

A digital twin hierarchy for metal additive manufacturing

A Phua, CHJ Davies, GW Delaney - Computers in Industry, 2022 - Elsevier
Digital twins present a conceptual framework for product life-cycle monitoring and control
using a simulated replica of the physical system. Since their emergence, they have garnered …

Process optimization of complex geometries using feed forward control for laser powder bed fusion additive manufacturing

CL Druzgalski, A Ashby, G Guss, WE King… - Additive …, 2020 - Elsevier
Additive manufacturing (AM) enables the fabrication of complex designs that are difficult to
create by other means. Metal parts manufactured by laser powder bed fusion (LPBF) can …

Applications of machine learning in process monitoring and controls of L-PBF additive manufacturing: A review

D Mahmoud, M Magolon, J Boer, MA Elbestawi… - Applied Sciences, 2021 - mdpi.com
One of the main issues hindering the adoption of parts produced using laser powder bed
fusion (L-PBF) in safety-critical applications is the inconsistencies in quality levels …

The case for digital twins in metal additive manufacturing

DR Gunasegaram, AB Murphy… - Journal of Physics …, 2021 - iopscience.iop.org
The digital twin (DT) is a relatively new concept that is finding increased acceptance in
industry. A DT is generally considered as comprising a physical entity, its virtual replica, and …

Thermal control of laser powder bed fusion using deep reinforcement learning

F Ogoke, AB Farimani - Additive Manufacturing, 2021 - Elsevier
Powder-based additive manufacturing techniques provide tools to construct intricate
structures that are difficult to manufacture using conventional methods. In Laser Powder Bed …

Review of Computer-Aided Manufacturing (CAM) strategies for hybrid directed energy deposition

T Feldhausen, L Heinrich, K Saleeby, A Burl, B Post… - Additive …, 2022 - Elsevier
Hybrid additive manufacturing intertwines both additive and subtractive manufacturing layer
by layer to digitally fabricate parts with complex geometries, improved surface finish and …