講演情報
[P119]Investigation of keyhole acoustic emission signature during LPBF process
*Louis Galiegue1, Fabien Briffod2, Kaita Ito2, Makoto Watanabe2, Takayuki Shiraiwa1, Manabu Enoki3 (1. The University of Tokyo、2. NIMS、3. Tokyo University of Technology)
キーワード:
Laser Powder Bed Fusion、Acoustic Emission、Keyhole、Plume、Process monitoring
LPBF AE monitoring was conducted with plume imaging to try and understand the origin of AE. Characteristics of recorded waveform gives insight on instability and depth of the keyhole.
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