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Energetic efficiency of remote cutting in comparison to conventional fusion cutting
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10.2351/1.3697813
/content/lia/journal/jla/24/2/10.2351/1.3697813
http://aip.metastore.ingenta.com/content/lia/journal/jla/24/2/10.2351/1.3697813

Figures

Image of FIG. 1.
FIG. 1.

Typical experimental set-up for remote cutting.

Image of FIG. 2.
FIG. 2.

Realizable cutting speeds veff on contour by remote cutting for different laser powers, df = 25 µm (stainless steel 1.4301).

Image of FIG. 3.
FIG. 3.

Creation of a cutting kerf by remote cutting, cross-section samples.

Image of FIG. 4.
FIG. 4.

Severance energies of remote cutting test results.

Image of FIG. 5.
FIG. 5.

Cross-section of a typical cutting kerf with resolidified droplets, PL = 3000 W, df = 25 µm, and t = 1 mm.

Image of FIG. 6.
FIG. 6.

Severance energies vs sheet thickness of conventional fusion cutting with high brightness solid state lasers, data based on Refs. 4–11.

Image of FIG. 7.
FIG. 7.

Comparison of severance energies vs sheet thickness of remote cutting and conventional fusion cutting.

Image of FIG. 8.
FIG. 8.

Frequency distribution vs agility of 4000 geometries typical for laser cutting (Ref. 12).

Image of FIG. 9.
FIG. 9.

Average cutting speed calculated as the quotient of cutting length ls and processing time tB vs agility for different states of the art cutting machines (Ref. 12).

Image of FIG. 10.
FIG. 10.

Comparison of severance energies vs sheet thickness of remote cutting and conventional fusion cutting considering an agility of 4.1°/mm and an average cutting speed of 22 m/min.

Image of FIG. 11.
FIG. 11.

Section of the technical drawing of the chosen geometry, stainless steel 1.4301 of 0.1 mm thick.

Image of FIG. 12.
FIG. 12.

Chosen geometry with different agilities due to scaling.

Image of FIG. 13.
FIG. 13.

Cutting speed profiles of the chosen geometries.

Image of FIG. 14.
FIG. 14.

Comparison of the severance energies of conventional fusion cutting and remote cutting.

Tables

Generic image for table
TABLE I.

Summary of severance energies vs agility and corresponding input quantities of conventional fusion cutting.

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/content/lia/journal/jla/24/2/10.2351/1.3697813
2012-04-12
2014-04-23
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Energetic efficiency of remote cutting in comparison to conventional fusion cutting
http://aip.metastore.ingenta.com/content/lia/journal/jla/24/2/10.2351/1.3697813
10.2351/1.3697813
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