Stainless Steel 304L LENS AM Process Monitoring Using In-Situ Pyrometer Data
Sign Up to like & getrecommendations! Published in 2018 at "JOM"
DOI: 10.1007/s11837-018-3033-7
Abstract: AbstractA two-color pyrometer is aligned co-axially to the laser inside a Laser Engineered Net Shaping machine to gather thermal data during a single layer two-pass deposit. Several molten pool metrics are calculated from the pyrometer… read more here.
Keywords: pyrometer; stainless steel; pyrometer data; steel 304l ... See more keywords
Towards monitoring laser welding process via a coaxial pyrometer
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Materials Processing Technology"
DOI: 10.1016/j.jmatprotec.2019.116409
Abstract: Abstract The sensing and controlling of weld metrics, such as weld bead width, depth of penetration and defects, are important for adopting laser welding technology into the industry to meet the increasing demands on product… read more here.
Keywords: coaxial infrared; laser; pyrometer; towards monitoring ... See more keywords
A high-speed, eight-wavelength visible light-infrared pyrometer for shock physics experiments
Sign Up to like & getrecommendations! Published in 2017 at "AIP Advances"
DOI: 10.1063/1.4996927
Abstract: An eight-channel, high speed pyrometer for precise temperature measurement is designed and realized in this work. The addition of longer-wavelength channels sensitive at lower temperatures highly expands the measured temperature range, which covers the temperature… read more here.
Keywords: pyrometer; shock physics; high speed; physics ... See more keywords
Panoramic Scanning Optical Pyrometer for the Temperature Field Measurement of Turbine Components
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2021.3135546
Abstract: While the simultaneous scanning measurement and temperature field reconstruction of multiple aero-engine turbine components are extremely important for engine condition monitoring and parameter control, it is currently difficult to achieve. This study proposed a panoramic… read more here.
Keywords: panoramic scanning; temperature; pyrometer; temperature field ... See more keywords
A Novel Accuracy Validation Method of Surface Temperature Measurement by the ReFaST Pyrometer
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2022.3225927
Abstract: Accuracy validation of surface temperature by optical pyrometry is always a hard task. The measurement results of pyrometers have been compared with a thermocouple that was welded or embedded on/in the tested sample in the… read more here.
Keywords: surface temperature; accuracy; temperature; refast pyrometer ... See more keywords