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 …

Deep learning-based data registration of melt-pool-monitoring images for laser powder bed fusion additive manufacturing

J Kim, Z Yang, H Ko, H Cho, Y Lu - Journal of Manufacturing Systems, 2023 - Elsevier
Melt-pool monitoring (MPM) has been widely used in the laser powder bed fusion (LPBF)
additive manufacturing process for process control and part quality prediction. Achieving this …

Transient laser energy absorption, co-axial melt pool monitoring, and relationship to melt pool morphology

B Lane, I Zhirnov, S Mekhontsev, S Grantham… - Additive …, 2020 - Elsevier
Melt pool monitoring (MPM) is a technique used in laser powder bed fusion (LPBF) to extract
features from in-situ sensor signals that correlate to defect formation or general part …

In-situ process monitoring and adaptive quality enhancement in laser additive manufacturing: a critical review

L Chen, G Bi, X Yao, J Su, C Tan, W Feng… - Journal of Manufacturing …, 2024 - Elsevier
Abstract Laser Additive Manufacturing (LAM) presents unparalleled opportunities for
fabricating complex, high-performance structures and components with unique material …

Camera-based coaxial melt pool monitoring data registration for laser powder bed fusion additive manufacturing

Y Lu, Z Yang, J Kim, H Cho… - ASME …, 2020 - asmedigitalcollection.asme.org
The quality of powder bed fusion (PBF) built parts is highly correlated to the melt pool
characteristics. Camera-based coaxial melt pool monitoring (MPM) is widely applied today …

Fast-throughput simulations of laser-based additive manufacturing in metals to study the influence of processing parameters on mechanical properties

C McElfresh, YM Wang, J Marian - Heliyon, 2024 - cell.com
Laser-powder bed fusion additive manufacturing (LPBF-AM) of metals is rapidly becoming
one of the most important materials processing pathways for next-generation metallic parts …

Hybrid modeling of melt pool geometry in additive manufacturing using neural networks

K Jones, Z Yang, H Yeung… - … and Information in …, 2021 - asmedigitalcollection.asme.org
Laser powder-bed fusion is an additive manufacturing (AM) process that offers exciting
advantages for the fabrication of metallic parts compared to traditional techniques, such as …

[PDF][PDF] Design of a multi-sensor in-situ inspection system for additive manufacturing

A Dickins, T Widjanarko, S Lawes… - ASPE and EUSPEN …, 2018 - researchgate.net
Metal powder bed fusion systems have been rapidly gaining interest from high-value
manufacturing sectors, such as aerospace and biomedical, due to the unique benefits the …

Novel calibration strategy for validation of finite element thermal analysis of selective laser melting process using Bayesian optimization

M Kusano, H Kitano, M Watanabe - Materials, 2021 - mdpi.com
Selective laser melting (SLM) produces a near-net-shaped product by scanning a
concentrated high-power laser beam over a thin layer of metal powder to melt and solidify it …

Continuous comprehensive monitoring of melt pool morphology under realistic printing scenarios with laser powder bed fusion

CKP Vallabh, X Zhao - 3D Printing and Additive Manufacturing, 2023 - liebertpub.com
In laser powder bed fusion (LPBF) additive manufacturing, the melt pool (MP) characteristics
are key indicators for process and part defects. For example, the laser scan location on the …