Results 11 to 20 of about 58,702 (295)

Acoustic emissions in directed energy deposition processes [PDF]

The International Journal of Advanced Manufacturing Technology, 2022
AbstractAcoustic emissions in directed energy deposition processes such as wire arc additive manufacturing and directed energy deposition with laser beam/metal are investigated within this work, as many insights about the process can be gained from this.
Tobias Hauser, Raven T. Reisch, Tobias Kamps, Alexander F. H. Kaplan, Joerg Volpp   +4 more
openaire   +2 more sources

Influence of aluminium powder aging on Directed Energy deposition [PDF]

Materials & Design, 2022
The use of aluminium alloys for Additive Manufacturing is of high interest for advanced geometries and lightweight applications. In Directed Energy Deposition, a powder stock is processed with a laser beam, which offers a high process flexibility ...
Adrien Da Silva, Filippo Belelli, Giorgia Lupi, Francesco Bruzzo, Benedikt Brandau, Lukas Maier, Alexander Pesl, Jan Frostevarg, Riccardo Casati, Elena Lopez, Alexander F.H. Kaplan   +10 more
doaj   +2 more sources

In process monitoring of the thermal profile during solidification in laser directed energy deposition of aluminium

Additive Manufacturing Letters, 2022
The manufacturing of parts in a layer-by-layer fashion in laser based directed energy deposition (L-DED) of wire enables a unique flexibility and freedom of part design, but some technological challenges remain unsolved.
Christian Hagenlocher, Patrick O’Toole, Wei Xu, Milan Brandt, Mark Easton, Andrey Molotnikov   +5 more
doaj   +2 more sources

Advancements in 3D Printing: Directed Energy Deposition Techniques, Defect Analysis, and Quality Monitoring

Technologies
This paper provides a comprehensive analysis of recent advancements in additive manufacturing, a transformative approach to industrial production that allows for the layer-by-layer construction of complex parts directly from digital models.
Muhammad Mu’az Imran, Azam Che Idris, Liyanage Chandratilak De Silva, Yun-Bae Kim, Pg Emeroylariffion Abas   +4 more
doaj   +2 more sources

Underwater laser directed energy deposition of NV E690 steel

Advanced Powder Materials, 2023
Powder-based laser direct metal deposition (DMD), one of the directed energy deposition, was applied in air and underwater to repair pre-machined NV E690 steel plates.
Mingzhi Chen, Kun Yang, Zhandong Wang, Shibin Wang, Erke Wu, Zhonghua Ni, Jinzhong Lu, Guifang Sun   +7 more
doaj   +2 more sources

Investigation of Deposition Parameters for Near-Beta Alloy Ti-55511 Fabricated by Directed Energy Deposition

Journal of Manufacturing and Materials Processing
The directed energy deposition (DED) parameters were determined for near-β alloy Ti-55511 by employing statistical design of experiments (DOEs) methods.
Addison J. Rayner, Greg A. W. Sweet, Owen Craig, Mahdi Habibnejad-Korayem, Paul Bishop   +4 more
doaj   +2 more sources

In Situ microstructure control during electric-arc-directed energy deposition

Virtual and Physical Prototyping
Electric-arc-directed energy deposition (Arc-DED) revolutionises 3D metal printing by overcoming powder-based processes’ size and production rate limitations.
Lile Squires, Victor K. Champagne, Amit Bandyopadhyay   +2 more
doaj   +2 more sources

Magnetic assistance in laser powder directed energy deposition [PDF]

, 2022
Directed energy deposition is an additive manufacturing process characterised by the concurrent delivery of material and energy in order to consolidate material into a desirable component geometry.
Smith, Peter H.
core   +2 more sources

In-Line Height Measurement Technique for Directed Energy Deposition Processes

Journal of Manufacturing and Materials Processing, 2021
Directed energy deposition (DED) is a family of additive manufacturing technologies. With these processes, metal parts are built layer by layer, introducing dynamics that propagate in time and layer-domains, which implies additional complexity and ...
Herman Borovkov, Aitor Garcia de la Yedra, Xabier Zurutuza, Xabier Angulo, Pedro Alvarez, Juan Carlos Pereira, Fernando Cortes   +6 more
doaj   +1 more source

W7Ni3Fe-Ti6Al4V bimetallic layered structures via directed energy deposition

Virtual and Physical Prototyping, 2023
Bimetallic structures of Ti6Al4V-W7Ni3Fe were fabricated via directed energy deposition (DED)-based additive manufacturing (AM). Our research demonstrates the ability of DED-based AM to control Ti6Al4V-W7Ni3Fe bimetallic structures with tailorable ...
Yanning Zhang, Cory Groden, E. Nyberg, A. Bandyopadhyay   +3 more
doaj   +1 more source