Kerf modelling in abrasive waterjet milling using evolutionary computation and ANOVA techniques

A. Alberdi, A. Rivero, A. Carrascal, A. Lamikiz

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

1 Citation (Scopus)

Abstract

Many researchers demonstrated the capability of Abrasive Waterjet (AWJ) technology for precision milling operations. However, the concurrence of several input parameters along with the stochastic nature of this technology leads to a complex process control, which requires a work focused in process modelling. This research work introduces a model to predict the kerf shape in AWJ slot milling in Aluminium 7075-T651 in terms of four important process parameters: the pressure, the abrasive flow rate, the stand-off distance and the traverse feed rate. A hybrid evolutionary approach was employed for kerf shape modelling. This technique allowed characterizing the profile through two parameters: the maximum cutting depth and the full width at half maximum. On the other hand, based on ANOVA and regression techniques, these two parameters were also modelled as a function of process parameters. Combination of both models resulted in an adequate strategy to predict the kerf shape for different machining conditions.

Original languageEnglish
Title of host publication4th Manufacturing Engineering Society International Conference, MESIC 2011
Pages560-567
Number of pages8
DOIs
Publication statusPublished - 2012
Event4th Manufacturing Engineering Society International Conference, MESIC 2011 - Cadiz, Spain
Duration: 21 Sept 201123 Sept 2011

Publication series

NameAIP Conference Proceedings
Volume1431
ISSN (Print)0094-243X
ISSN (Electronic)1551-7616

Conference

Conference4th Manufacturing Engineering Society International Conference, MESIC 2011
Country/TerritorySpain
CityCadiz
Period21/09/1123/09/11

Keywords

  • Abrasive Waterjet
  • ANOVA
  • Evolutionary Computation
  • milling
  • modelling

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