• Home
  • Browse
    • Current Issue
    • By Issue
    • By Author
    • By Subject
    • Author Index
    • Keyword Index
  • Journal Info
    • About Journal
    • Aims and Scope
    • Editorial Board
    • Editorial Staff
    • Publication Ethics
    • Indexing and Abstracting
    • Related Links
    • FAQ
    • Peer Review Process
    • News
  • Guide for Authors
  • Submit Manuscript
  • Reviewers
  • Contact Us
 
  • Login
  • Register
Home Articles List Article Information
  • Save Records
  • |
  • Printable Version
  • |
  • Recommend
  • |
  • How to cite Export to
    RIS EndNote BibTeX APA MLA Harvard Vancouver
  • |
  • Share Share
    CiteULike Mendeley Facebook Google LinkedIn Twitter
Journal of Simulation and Analysis of Novel Technologies in Mechanical Engineering
arrow Articles in Press
arrow Current Issue
Journal Archive
Volume Volume 12 (2019)
Volume Volume 11 (2018)
Volume Volume 10 (2017)
Issue Issue 4
Issue Issue 3
Issue Issue 2
Issue Issue 1
Volume Volume 9 (2016)
Volume Volume 8 (2015)
Volume Volume 7 (2014)
Volume Volume 6 (2013)
Volume Volume 5 (2012)
Volume Volume 4 (2011)
Volume Volume 3 (2010)
Volume Volume 2 (2009)
Volume Volume 1 (2008)
Abdollahi, F., Rezvani, M. (2638). Investigation of the effect of buckling initiator on energy absorption of thin-walled circular tubes by using of numerical simulation. Journal of Simulation and Analysis of Novel Technologies in Mechanical Engineering, 10(1), 727-736.
Faeze Abdollahi; Mohammad Javad Rezvani. "Investigation of the effect of buckling initiator on energy absorption of thin-walled circular tubes by using of numerical simulation". Journal of Simulation and Analysis of Novel Technologies in Mechanical Engineering, 10, 1, 2638, 727-736.
Abdollahi, F., Rezvani, M. (2638). 'Investigation of the effect of buckling initiator on energy absorption of thin-walled circular tubes by using of numerical simulation', Journal of Simulation and Analysis of Novel Technologies in Mechanical Engineering, 10(1), pp. 727-736.
Abdollahi, F., Rezvani, M. Investigation of the effect of buckling initiator on energy absorption of thin-walled circular tubes by using of numerical simulation. Journal of Simulation and Analysis of Novel Technologies in Mechanical Engineering, 2638; 10(1): 727-736.

Investigation of the effect of buckling initiator on energy absorption of thin-walled circular tubes by using of numerical simulation

Article 13, Volume 10, Issue 1 - Serial Number 28, Winter 2017, Page 727-736  XML PDF (824.11 K)
Document Type: Persian
Authors
Faeze Abdollahi1; Mohammad Javad Rezvani email 2
1MSc Student, Faculty of Mechanical Engineering, Semnan Branch, Islamic Azad University, Semnan, Iran.
2Assistant professor, Department of Mechanical Engineering, Semnan Branch, Islamic Azad University, Semnan, Iran.
Abstract
Cylindrical thin-walled tubes due to construction and easy installation, high energy absorption capacity are used in the automotive industry as an impact energy absorber. However, the main weakness of cylindrical tubes is in the high initial peak load. Therefore, in this paper, to overcome this weakness, a buckling initiator is used at the top of the tube. This buckling initiator is a steel rod that is installed by stretching strips at the edge of tubes. In this study, the parameters related to the initiator, including different number of pulling strips N, pre-hit height h and inclined angle of the pulling strips θ are studied. For this purpose, quasi-static simulation was conducted to determine the maximum crushing load, specific energy absorption and crush force efficiency using the software Ls-Dyna. To verify the numerical simulation, the results were compared with experimental testing. The results show that the crashworthiness characteristics and performance of the cylindrical tubes significantly improved with buckling initiator.
Keywords
Buckling initiator; Specific energy absorption; Maximum crushing load; Numerical simulation
References

[1]          S. J. Hosseinipour and G. H. Daneshi, "Technical Note: Experimental Studies on Thin-Walled Grooved Tubes Under Axial Compression," Experimental Mechanics, vol. 44, pp. 101-108, 2004.

[2]          M. Rezvani, M. D. Nouri, and H. Rahmani, "Experimental and numerical investigation of grooves shape on the energy absorption of 6061–T6 aluminium tubes under axial compression," International Journal of Materials and Structural Integrity, vol. 6, pp. 151-168, 2012.

[3]          M. Damghani Nouri and M. J. Rezvani, "Experimental Investigation of Polymeric Foam and Grooves Effects on Crashworthiness Characteristics of Thin-Walled Conical Tubes," Experimental Techniques, pp. no-no, 2012.

[4]          M. J. Rezvani and M. D. Nouri, "Axial Crumpling of Aluminum Frusta Tubes with Induced Axisymmetric Folding Patterns," Arabian Journal for Science and Engineering, vol. 39, pp. 2179-2190, 2013.

[5]          X. Zhang, G. Cheng, and H. Zhang, "Numerical investigations on a new type of energy-absorbing structure based on free inversion of tubes," International Journal of Mechanical Sciences, vol. 51, pp. 64-76, 2009.

[6]          X. W. Zhang, H. Su, and T. X. Yu, "Energy absorption of an axially crushed square tube with a buckling initiator," International Journal of Impact Engineering, vol. 36, pp. 402-417, 2009.

[7]          X. W. Zhang, Q. D. Tian, and T. X. Yu, "Axial crushing of circular tubes with buckling initiators," Thin-Walled Structures, vol. 47, pp. 788-797, 2009.

[8]          N. Negahban Vasheghani, M. J. Rezvani, and M. Damghani Nouri, "Experimental and numerical investigation of energy absorption of foam-filled cylindrical tubes with initiator," Journal of Modeling in Engineering, vol. 14, pp. 51-60, 2016.

Statistics
Article View: 374
PDF Download: 217
Home | Glossary | News | Aims and Scope | Sitemap
Top Top

Journal Management System. Designed by sinaweb.