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Modification of the weld penetration characteristics in laser deep welding using instationary gas flows / B. John … [et al.]

The present report focuses on the integration of technology for generating temporally alternating (pulsed) gas flows in the field of laser welding. The technical realization requires specific adaptation of three core elements of the gas pulse system (valve, section of measurements, con...

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Main Authors: B., John, F., Maqbool, D., Kowerko, J., Buhl, Hartel, Sebastian, J., Hensel
Format: Article
Language:English
Published: Smart Manufacturing Research Institute (SMRI) 2022
Online Access:https://ir.uitm.edu.my/id/eprint/74442/2/74442.pdf
https://ir.uitm.edu.my/id/eprint/74442/
https://jaeds.uitm.edu.my/
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spelling my.uitm.ir.744422023-03-30T02:28:37Z https://ir.uitm.edu.my/id/eprint/74442/ Modification of the weld penetration characteristics in laser deep welding using instationary gas flows / B. John … [et al.] jaeds B., John F., Maqbool D., Kowerko J., Buhl Hartel, Sebastian J., Hensel The present report focuses on the integration of technology for generating temporally alternating (pulsed) gas flows in the field of laser welding. The technical realization requires specific adaptation of three core elements of the gas pulse system (valve, section of measurements, control system) to realize new parameters of laser welding. These parameters allow for a positive influence on the joining process and on the results of welding, respectively. By means of temporal control of the gas volume flow in combination with the laser welding process, it was possible to produce a force effect on the molten pool and subsequently to improve the characteristics of laser-welded seams–up to10% narrower, deeper at the same welding speed and laser power. The effects occurring through the use of instationary gas flow were evaluated by using the "classically" metallography and through the use of digital image processing. In parallel, the effect of pulsating gas flow on the melting zone was simulated by using specific software in order to make further statements about the effects. Smart Manufacturing Research Institute (SMRI) 2022-09 Article PeerReviewed text en https://ir.uitm.edu.my/id/eprint/74442/2/74442.pdf Modification of the weld penetration characteristics in laser deep welding using instationary gas flows / B. John … [et al.]. (2022) Journal of Applied Engineering Design & Simulation (JAEDS), 2 (2): 2. pp. 22-38. ISSN 2805-5756 https://jaeds.uitm.edu.my/ 10.24191/jaeds.v2i2.57 10.24191/jaeds.v2i2.57 10.24191/jaeds.v2i2.57
institution Universiti Teknologi Mara
building Tun Abdul Razak Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknologi Mara
content_source UiTM Institutional Repository
url_provider http://ir.uitm.edu.my/
language English
description The present report focuses on the integration of technology for generating temporally alternating (pulsed) gas flows in the field of laser welding. The technical realization requires specific adaptation of three core elements of the gas pulse system (valve, section of measurements, control system) to realize new parameters of laser welding. These parameters allow for a positive influence on the joining process and on the results of welding, respectively. By means of temporal control of the gas volume flow in combination with the laser welding process, it was possible to produce a force effect on the molten pool and subsequently to improve the characteristics of laser-welded seams–up to10% narrower, deeper at the same welding speed and laser power. The effects occurring through the use of instationary gas flow were evaluated by using the "classically" metallography and through the use of digital image processing. In parallel, the effect of pulsating gas flow on the melting zone was simulated by using specific software in order to make further statements about the effects.
format Article
author B., John
F., Maqbool
D., Kowerko
J., Buhl
Hartel, Sebastian
J., Hensel
spellingShingle B., John
F., Maqbool
D., Kowerko
J., Buhl
Hartel, Sebastian
J., Hensel
Modification of the weld penetration characteristics in laser deep welding using instationary gas flows / B. John … [et al.]
author_facet B., John
F., Maqbool
D., Kowerko
J., Buhl
Hartel, Sebastian
J., Hensel
author_sort B., John
title Modification of the weld penetration characteristics in laser deep welding using instationary gas flows / B. John … [et al.]
title_short Modification of the weld penetration characteristics in laser deep welding using instationary gas flows / B. John … [et al.]
title_full Modification of the weld penetration characteristics in laser deep welding using instationary gas flows / B. John … [et al.]
title_fullStr Modification of the weld penetration characteristics in laser deep welding using instationary gas flows / B. John … [et al.]
title_full_unstemmed Modification of the weld penetration characteristics in laser deep welding using instationary gas flows / B. John … [et al.]
title_sort modification of the weld penetration characteristics in laser deep welding using instationary gas flows / b. john … [et al.]
publisher Smart Manufacturing Research Institute (SMRI)
publishDate 2022
url https://ir.uitm.edu.my/id/eprint/74442/2/74442.pdf
https://ir.uitm.edu.my/id/eprint/74442/
https://jaeds.uitm.edu.my/
_version_ 1762396034716139520
score 13.214268

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