Advances in Applied Sciences

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Analysis of Optimum Butt Welded Joint for Mild Steel Components Using FEM (ANSYS)

Received: 18 February 2017    Accepted: 19 May 2017    Published: 02 November 2017
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Abstract

Weld failure due to vibrations can be minimized if appropriate measure is implemented to ensure forced vibration is not equal to the natural frequency of the material. This research focuses on determining the optimum butt welded joint, by analyzing the various natural frequencies and mode shape response obtained from five different types of butt joints. In this study, modal analysis was carried out using ANSYS 14.5 on two mild steel plates of dimensions 250mm by 175mm by 25mm welded together. Five different geometries of butt joints namely: single V groove butt weld, double V groove butt weld, single U groove butt weld, double U groove butt weld and square groove butt welded joints were examined. The natural frequencies and mode shape deformations obtained were compared with the natural frequency of mild steel of zero weld plate of dimension 500mm by 175mm by 25mm. Natural frequency of zero weld plate was found to be 51.549Hz, it was observed that the natural frequencies of the five joints mentioned were of close range in increasing order of 45.020Hz, 47.949Hz, 48.506Hz, 49.264Hz and 50.342Hz for square groove butt welded joint. The natural frequency of the square groove butt welded joint was observed to be closest to the zero weld plate; therefore we recommend square groove butt weld as optimum butt weld for engineering constructions because it failed the least when compared to other types of butt joints.

DOI 10.11648/j.aas.20170206.12
Published in Advances in Applied Sciences (Volume 2, Issue 6, December 2017)
Page(s) 100-109
Creative Commons

This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited.

Copyright

Copyright © The Author(s), 2024. Published by Science Publishing Group

Keywords

Butt Welded Joints, Finite Element Method (FEM), Fixed-Fixed Beam, Forced Vibration, Mild Steel Plates

References
[1] Achebo, J. I. “Optimization of GMAW Protocols and Parameters for Improving Weld Strength Quality”. delivered at the 2011 World Congress on Engineering: International Conference of Manufacturing Engineering and Engineering Management, Imperial College, London, July 6 – 7, 2011.
[2] Chavan, V. V, Deshpande, S. V and Valsange P. S (2016) “Tessile Strength Analysis of Lap Welded Joint of Similar Plates with F. E. A” ISSN: 2394-3696++.
[3] Seth M. Moyer, BAE/MAE.” Lamellar Tearing Overview and Failures Cases”. Welding Canada, 1996.
[4] Haftirman, Syayuthi, A. A. R, Afendi M. 1, Abdul Majid M. S. 1 and Tee Chin Rong “Fatigue Behavior of Butt Welded Joints in a Mild Steel”. Int Conf on Marine Technology Kuala Terengganu, Malaysia, 2012.
[5] Rother K, Rudolph J, 'Fatigue assessment of welded structures: practical aspects for stress analysis and fatigue assessment', Fatigue & Fracture of Engineering Materials & Structures, 2011, vol. 34, no. 3, pp. 177-204, .
[6] Joseph Achebo, Monday Omoregie (2015) “Application of Multi-Criteria Decision Making Optimization Tool for Determining Mild Steel Weld Properties and Process Parameters Using the TOPSIS” ISSN: 2327-2635 (Print); ISSN: 2327-2643.
[7] J. I. Achebo (2012) “Effect of Multi-Response Performance Characteristics on Optimum Plasma Arc Welding Process Parameters” ISSN 1115-8443.
[8] K. Masubuchi, and T. Yada, “Use of Computers in Welding Fabrication.” International Conference on Computer Applications in the Automation of Shipyard Operation and Ship Design, Tokyo, Japan, August 28–30, 1973.
[9] Thirugnanam A, Manish kumar and Lenin Rakesh (2014). Analysis of Stress in Welded Joint in Bending and in Torsion Using ‘Ansys. Middle-East Journal of Scientific Research 20 (5): 580-585, 2014.
[10] Hatifi MM, Firdaus MH, Razlan AY. Modal analysis of dissimilar plate metal joining with different thicknesses using MIG welding. Int J Automotive Mech Eng 2014; 9: 1723–1733.
[11] Putti Srinivasa Rao, Ch. Ratnam (2012) “Experimental and Analytical Modal Analysis of Welded Structure Used For Vibration Based Damage Identification” ISSN: 2249-4596.
[12] Bhusnar M, S. S. Sarawade (2016). Modal Analysis of Rectangular Plate with Lap Joints to Find Natural Frequencies and Mode Shapes. IOSR Journal of Mechanical & Civil Engineering (IOSRJMCE).
Author Information
  • Department of Production Engineering, University of Benin, Benin City, Nigeria

  • Department of Production Engineering, University of Benin, Benin City, Nigeria

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    Collins Eruogun Etin-osa, Joseph Ifeanyi Achebo. (2017). Analysis of Optimum Butt Welded Joint for Mild Steel Components Using FEM (ANSYS). Advances in Applied Sciences, 2(6), 100-109. https://doi.org/10.11648/j.aas.20170206.12

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    Collins Eruogun Etin-osa; Joseph Ifeanyi Achebo. Analysis of Optimum Butt Welded Joint for Mild Steel Components Using FEM (ANSYS). Adv. Appl. Sci. 2017, 2(6), 100-109. doi: 10.11648/j.aas.20170206.12

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    AMA Style

    Collins Eruogun Etin-osa, Joseph Ifeanyi Achebo. Analysis of Optimum Butt Welded Joint for Mild Steel Components Using FEM (ANSYS). Adv Appl Sci. 2017;2(6):100-109. doi: 10.11648/j.aas.20170206.12

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  • @article{10.11648/j.aas.20170206.12,
      author = {Collins Eruogun Etin-osa and Joseph Ifeanyi Achebo},
      title = {Analysis of Optimum Butt Welded Joint for Mild Steel Components Using FEM (ANSYS)},
      journal = {Advances in Applied Sciences},
      volume = {2},
      number = {6},
      pages = {100-109},
      doi = {10.11648/j.aas.20170206.12},
      url = {https://doi.org/10.11648/j.aas.20170206.12},
      eprint = {https://download.sciencepg.com/pdf/10.11648.j.aas.20170206.12},
      abstract = {Weld failure due to vibrations can be minimized if appropriate measure is implemented to ensure forced vibration is not equal to the natural frequency of the material. This research focuses on determining the optimum butt welded joint, by analyzing the various natural frequencies and mode shape response obtained from five different types of butt joints. In this study, modal analysis was carried out using ANSYS 14.5 on two mild steel plates of dimensions 250mm by 175mm by 25mm welded together. Five different geometries of butt joints namely: single V groove butt weld, double V groove butt weld, single U groove butt weld, double U groove butt weld and square groove butt welded joints were examined. The natural frequencies and mode shape deformations obtained were compared with the natural frequency of mild steel of zero weld plate of dimension 500mm by 175mm by 25mm. Natural frequency of zero weld plate was found to be 51.549Hz, it was observed that the natural frequencies of the five joints mentioned were of close range in increasing order of 45.020Hz, 47.949Hz, 48.506Hz, 49.264Hz and 50.342Hz for square groove butt welded joint. The natural frequency of the square groove butt welded joint was observed to be closest to the zero weld plate; therefore we recommend square groove butt weld as optimum butt weld for engineering constructions because it failed the least when compared to other types of butt joints.},
     year = {2017}
    }
    

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    AB  - Weld failure due to vibrations can be minimized if appropriate measure is implemented to ensure forced vibration is not equal to the natural frequency of the material. This research focuses on determining the optimum butt welded joint, by analyzing the various natural frequencies and mode shape response obtained from five different types of butt joints. In this study, modal analysis was carried out using ANSYS 14.5 on two mild steel plates of dimensions 250mm by 175mm by 25mm welded together. Five different geometries of butt joints namely: single V groove butt weld, double V groove butt weld, single U groove butt weld, double U groove butt weld and square groove butt welded joints were examined. The natural frequencies and mode shape deformations obtained were compared with the natural frequency of mild steel of zero weld plate of dimension 500mm by 175mm by 25mm. Natural frequency of zero weld plate was found to be 51.549Hz, it was observed that the natural frequencies of the five joints mentioned were of close range in increasing order of 45.020Hz, 47.949Hz, 48.506Hz, 49.264Hz and 50.342Hz for square groove butt welded joint. The natural frequency of the square groove butt welded joint was observed to be closest to the zero weld plate; therefore we recommend square groove butt weld as optimum butt weld for engineering constructions because it failed the least when compared to other types of butt joints.
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