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Research of neural network for weld penetration control

Dukun Ding

Dukun Ding

Department of Electronic Information, Dongguan PolytechnicDongguan, China
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Ding, Dukun
  
31 mar 2022
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Data publikacji: 31 mar 2022
Zakres stron: 849 - 860
Otrzymano: 22 lip 2021
Przyjęty: 06 gru 2021
DOI: https://doi.org/10.2478/amns.2021.2.00169
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© 2021 Dukun Ding, published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.

Fig. 1

Hardware structure of experimental system
Hardware structure of experimental system

Fig. 2

Demarcate of visual camera
Demarcate of visual camera

Fig. 3

Software of welding experimental system
Software of welding experimental system

Fig. 4

Results of narrow band filtering and neutral filtering
Results of narrow band filtering and neutral filtering

Fig. 5

Filtering result of composite filter
Filtering result of composite filter

Fig. 6

Procession result of median filtering and gray enhancing
Procession result of median filtering and gray enhancing

Fig. 7

Front side of welding seam
Front side of welding seam

Fig. 8

Back side of welding seam
Back side of welding seam

Fig. 9

Widths of weld seam on the back side
Widths of weld seam on the back side

Fig. 10

Widths of inner pool and outer pool
Widths of inner pool and outer pool

Fig. 11

Structure of the neural network for weld penetration prediction
Structure of the neural network for weld penetration prediction

Fig. 12

Training results
Training results

Fig. 13

Verification result for the penetration prediction model
Verification result for the penetration prediction model

Welding experiment conditions

Material and size (mm × mm × mm) Argon flow (L/min) Weld current (A) Weld speed (mm/s) Sample time (ms)
Q535(200 × 150 × 2) 9 80 2.50 40

Size of T10Z0513CS lens

Item Numerical value
Scale 1/3″
Focal length 5~50 mm
Aperture F1.3-C
Angle of view 51.8–56°
Nearest object distance 0.8 m

Weld penetration status

Penetration status Unfused Fused Over fused
Width values of weld seam at the back <1.82 mm >1.82 mm and <2.64 mm >2.64 mm
Język:
Angielski
Częstotliwość wydawania:
1 razy w roku
Dziedziny czasopisma:
Nauki biologiczne, Nauki biologiczne, inne, Matematyka, Matematyka stosowana, Matematyka ogólna, Fizyka, Fizyka, inne
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