Calibrating IR cameras for in-situ temperature measurement during the electron beam melt processing of Inconel 718 and Ti-Al6-V4

R. B. Dinwiddie, M. M. Kirka, P. D. Lloyd, R. R. Dehoff, L. E. Lowe, G. S. Marlow

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

20 Scopus citations

Abstract

High performance mid-wave infrared (IR) cameras are used for in-situ electron beam melt process monitoring and temperature measurements. Since standard factory calibrations are insufficient due to very low transmissions of the leaded glass window required for X-ray absorption, two techniques for temperature calibrations are compared. In-situ measurement of emittance will also be discussed. Ultimately, these imaging systems have the potential for routine use for online quality assurance and feedback control.

Original languageEnglish
Title of host publicationThermosense
Subtitle of host publicationThermal Infrared Applications XXXVIII
EditorsJoseph N. Zalameda, Paolo Bison
PublisherSPIE
ISBN (Electronic)9781510601024
DOIs
StatePublished - 2016
Externally publishedYes
EventThermosense: Thermal Infrared Applications XXXVIII - Baltimore, United States
Duration: Apr 18 2016Apr 21 2016

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume9861
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

ConferenceThermosense: Thermal Infrared Applications XXXVIII
Country/TerritoryUnited States
CityBaltimore
Period04/18/1604/21/16

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