Application of sensing techniques and artificial intelligence-based methods to laser welding real-time monitoring: A critical review of recent literature
Laser welding has been widely utilized in various industries. Effective real-time monitoring
technologies are critical for improving welding efficiency and guaranteeing the quality of …
technologies are critical for improving welding efficiency and guaranteeing the quality of …
Laser joining technology of polymer-metal hybrid structures-a review
Polymer-metal hybrid structures have excellent comprehensive properties and have been
widely used in aerospace, automotive industry, biomedicine, and other fields. There exists a …
widely used in aerospace, automotive industry, biomedicine, and other fields. There exists a …
A review of laser welding for aluminium and copper dissimilar metals
Dissimilar metal composite structures have been used in a wide range of applications to
meet the requirements of lightness, corrosion resistance, electrical conductivity, and thermal …
meet the requirements of lightness, corrosion resistance, electrical conductivity, and thermal …
Keyhole dynamic status and spatter behavior during welding of stainless steel with adjustable-ring mode laser beam
A novel adjustable-ring mode laser (ARM) welding of SUS304L stainless steel sheet was
investigated in this work. The ARM laser consists of two parts: ring laser beam as outer part; …
investigated in this work. The ARM laser consists of two parts: ring laser beam as outer part; …
Simulation and experiment for dynamics of laser welding keyhole and molten pool at different penetration status
The penetration status profoundly influences the dynamic behaviors of keyhole and molten
pool during laser welding. This paper presents a three-dimensional numerical simulation …
pool during laser welding. This paper presents a three-dimensional numerical simulation …
Physics-assisted transfer learning metamodels to predict bead geometry and carbon emission in laser butt welding
Laser butt welding (LBW) with high quality is widely sought-after, but results in non-
negligible carbon emission (CE). However, predicting bead geometry and CE of LBW is …
negligible carbon emission (CE). However, predicting bead geometry and CE of LBW is …
Microstructure characteristics and mechanical properties of fiber-diode hybrid laser welded 304 austenitic stainless steel
In the laser welding process using a focused Gaussian beam, high thermal gradient and
molten pool instability usually lead to coarse columnar grain, poor surface quality and …
molten pool instability usually lead to coarse columnar grain, poor surface quality and …
Elucidation of the weld pool convection and keyhole formation mechanism in the keyhole plasma arc welding
D Wu, A Van Nguyen, S Tashiro, X Hua… - International Journal of …, 2019 - Elsevier
An electrode-arc model, and a three dimensional weld pool model considering the self-
adaptive heat source, the shear stress caused by plasma flow, and the deformation of the …
adaptive heat source, the shear stress caused by plasma flow, and the deformation of the …
[HTML][HTML] Online monitoring of welding status based on a DBN model during laser welding
In this research, an auxiliary illumination visual sensor system, an ultraviolet/visible (UVV)
band visual sensor system (with a wavelength less than 780 nm), a spectrometer, and a …
band visual sensor system (with a wavelength less than 780 nm), a spectrometer, and a …
Improved convolutional neural network for laser welding defect prediction
In order to predict the laser welding defects, a convolutional neural network prediction model
is established. The keyhole image and plume image collected by a high-speed camera are …
is established. The keyhole image and plume image collected by a high-speed camera are …