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Research on measurement of pulsed-GTAW process by multiple sensors

  • Harbin Institute of Technology Weihai
  • Shanghai Jiao Tong University

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

Abstract

Welding process is a non-linear, multi-variable and time-varying process accompanied by many interference factors such as dust, intense arc and electromagnetism, so it is difficult to obtain accurate information reflecting the welding process status, let alone controlling the process precisely. This paper used arc sensor, sound sensor and visual sensor simultaneously to obtain different information of the pulsed-GTAW process, and SVM was used to fuse the information to predict the quality of the welding process, experiment results showed multi-sensor information fusion could predict the process more precisely. This laid the foundation for further controlling the welding quality automatically and intelligently.

Original languageEnglish
Title of host publicationMechatronics and Applied Mechanics
Pages185-188
Number of pages4
DOIs
StatePublished - 2012
Externally publishedYes
EventMechatronics and Applied Mechanics - Hong Kong, Hong Kong
Duration: 27 Dec 201128 Dec 2011

Publication series

NameApplied Mechanics and Materials
Volume157-158
ISSN (Print)1660-9336
ISSN (Electronic)1662-7482

Conference

ConferenceMechatronics and Applied Mechanics
Country/TerritoryHong Kong
CityHong Kong
Period27/12/1128/12/11

Keywords

  • Multi-sensor information fusion
  • Pulsed-GTAW
  • Welding automation

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