Selection of Near Optimal Laser Cutting Parameters in CO2 Laser Cutting by the Taguchi Method

Identification of laser cutting conditions that are insensitive to parameter variations and noise is of great importance. This paper demonstrates the application of Taguchi method for optimization of surface roughness in CO2 laser cutting of stainless steel. The laser cutting experiment was planne...

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Main Authors: Miloš MADIĆ, Miroslav RADOVANOVIĆ, Marin GOSTIMIROVIĆ
Format: Article
Language:English
Published: VSB-Technical University of Ostrava 2013-12-01
Series:Transactions of the VŠB-Technical University of Ostrava, Mechanical Series
Subjects:
Online Access:http://transactions.fs.vsb.cz/2013-2/1962.pdf
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author Miloš MADIĆ
Miroslav RADOVANOVIĆ
Marin GOSTIMIROVIĆ
author_facet Miloš MADIĆ
Miroslav RADOVANOVIĆ
Marin GOSTIMIROVIĆ
author_sort Miloš MADIĆ
collection DOAJ
description Identification of laser cutting conditions that are insensitive to parameter variations and noise is of great importance. This paper demonstrates the application of Taguchi method for optimization of surface roughness in CO2 laser cutting of stainless steel. The laser cutting experiment was planned and conducted according to the Taguchi’s experimental design using the L27 orthogonal array. Four laser cutting parameters such as laser power, cutting speed, assist gas pressure, and focus position were considered in the experiment. Using the analysis of means and analysis of variance, the significant laser cutting parameters were identified, and subsequently the optimal combination of laser cutting parameter levels was determined. The results showed that the cutting speed is the most significant parameter affecting the surface roughness whereas the influence of the assist gas pressure can be neglected. It was observed, however, that interaction effects have predominant influence over the main effects on the surface roughness.
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spelling doaj.art-e34cce402e8442ae8c7cc5847a5117442022-12-22T01:20:02ZengVSB-Technical University of OstravaTransactions of the VŠB-Technical University of Ostrava, Mechanical Series1210-04711804-09932013-12-015929910710.22223/tr.2013-2/1962Selection of Near Optimal Laser Cutting Parameters in CO2 Laser Cutting by the Taguchi MethodMiloš MADIĆ0Miroslav RADOVANOVIĆ1Marin GOSTIMIROVIĆ2University of NišUniversity of NišUniversity of Novi SadIdentification of laser cutting conditions that are insensitive to parameter variations and noise is of great importance. This paper demonstrates the application of Taguchi method for optimization of surface roughness in CO2 laser cutting of stainless steel. The laser cutting experiment was planned and conducted according to the Taguchi’s experimental design using the L27 orthogonal array. Four laser cutting parameters such as laser power, cutting speed, assist gas pressure, and focus position were considered in the experiment. Using the analysis of means and analysis of variance, the significant laser cutting parameters were identified, and subsequently the optimal combination of laser cutting parameter levels was determined. The results showed that the cutting speed is the most significant parameter affecting the surface roughness whereas the influence of the assist gas pressure can be neglected. It was observed, however, that interaction effects have predominant influence over the main effects on the surface roughness.http://transactions.fs.vsb.cz/2013-2/1962.pdflaserTaguchi Method
spellingShingle Miloš MADIĆ
Miroslav RADOVANOVIĆ
Marin GOSTIMIROVIĆ
Selection of Near Optimal Laser Cutting Parameters in CO2 Laser Cutting by the Taguchi Method
Transactions of the VŠB-Technical University of Ostrava, Mechanical Series
laser
Taguchi Method
title Selection of Near Optimal Laser Cutting Parameters in CO2 Laser Cutting by the Taguchi Method
title_full Selection of Near Optimal Laser Cutting Parameters in CO2 Laser Cutting by the Taguchi Method
title_fullStr Selection of Near Optimal Laser Cutting Parameters in CO2 Laser Cutting by the Taguchi Method
title_full_unstemmed Selection of Near Optimal Laser Cutting Parameters in CO2 Laser Cutting by the Taguchi Method
title_short Selection of Near Optimal Laser Cutting Parameters in CO2 Laser Cutting by the Taguchi Method
title_sort selection of near optimal laser cutting parameters in co2 laser cutting by the taguchi method
topic laser
Taguchi Method
url http://transactions.fs.vsb.cz/2013-2/1962.pdf
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AT miroslavradovanovic selectionofnearoptimallasercuttingparametersinco2lasercuttingbythetaguchimethod
AT maringostimirovic selectionofnearoptimallasercuttingparametersinco2lasercuttingbythetaguchimethod