Simple hand calculation method for estimating deflection generated by the low velocity impact of a solid object.

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Title: Simple hand calculation method for estimating deflection generated by the low velocity impact of a solid object.
Authors: Ali, M.1 m.ali3@student.unimelb.edu.au, Sun, J.1, Lam, N.1, Zhang, L.1, Gad, E.2
Source: Australian Journal of Structural Engineering. 2014, Vol. 15 Issue 3, p243-259. 17p. 9 Diagrams, 6 Charts, 5 Graphs.
Subjects: Finger calculation, Deflection (Mechanics), Impact (Mechanics), Comparative studies, Computer simulation, Velocity
Abstract: Codified provisions for estimating impact actions in contemporary codes of practices are convenient to apply but lack generality given that parameters associated with the inertia resistance of the target have not been incorporated into the provisions. This paper introduces algebraic expressions for estimating the maximum deflection of a structural member when subject to the hard impact action of a flying, or fallen, impactor (or projectile). Once the deflection value is known the equivalent static force value can accordingly be found by calibration. The proposed hand calculation model which is aimed at supporting the design and assessment of structures has been verified by comparative analyses involving physical experimentations and computer simulations. Meanwhile, limitations of the proposed model have also been identified. [ABSTRACT FROM AUTHOR]
Copyright of Australian Journal of Structural Engineering is the property of Taylor & Francis Ltd and its content may not be copied or emailed to multiple sites without the copyright holder's express written permission. Additionally, content may not be used with any artificial intelligence tools or machine learning technologies. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
Database: Engineering Source
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Header DbId: egs
DbLabel: Engineering Source
An: 99121984
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PubType: Academic Journal
PubTypeId: academicJournal
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  Data: Simple hand calculation method for estimating deflection generated by the low velocity impact of a solid object.
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  Data: <searchLink fieldCode="AR" term="%22Ali%2C+M%2E%22">Ali, M.</searchLink><relatesTo>1</relatesTo><i> m.ali3@student.unimelb.edu.au</i><br /><searchLink fieldCode="AR" term="%22Sun%2C+J%2E%22">Sun, J.</searchLink><relatesTo>1</relatesTo><br /><searchLink fieldCode="AR" term="%22Lam%2C+N%2E%22">Lam, N.</searchLink><relatesTo>1</relatesTo><br /><searchLink fieldCode="AR" term="%22Zhang%2C+L%2E%22">Zhang, L.</searchLink><relatesTo>1</relatesTo><br /><searchLink fieldCode="AR" term="%22Gad%2C+E%2E%22">Gad, E.</searchLink><relatesTo>2</relatesTo>
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  Data: <searchLink fieldCode="JN" term="%22Australian+Journal+of+Structural+Engineering%22">Australian Journal of Structural Engineering</searchLink>. 2014, Vol. 15 Issue 3, p243-259. 17p. 9 Diagrams, 6 Charts, 5 Graphs.
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  Data: <searchLink fieldCode="DE" term="%22Finger+calculation%22">Finger calculation</searchLink><br /><searchLink fieldCode="DE" term="%22Deflection+%28Mechanics%29%22">Deflection (Mechanics)</searchLink><br /><searchLink fieldCode="DE" term="%22Impact+%28Mechanics%29%22">Impact (Mechanics)</searchLink><br /><searchLink fieldCode="DE" term="%22Comparative+studies%22">Comparative studies</searchLink><br /><searchLink fieldCode="DE" term="%22Computer+simulation%22">Computer simulation</searchLink><br /><searchLink fieldCode="DE" term="%22Velocity%22">Velocity</searchLink>
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  Data: Codified provisions for estimating impact actions in contemporary codes of practices are convenient to apply but lack generality given that parameters associated with the inertia resistance of the target have not been incorporated into the provisions. This paper introduces algebraic expressions for estimating the maximum deflection of a structural member when subject to the hard impact action of a flying, or fallen, impactor (or projectile). Once the deflection value is known the equivalent static force value can accordingly be found by calibration. The proposed hand calculation model which is aimed at supporting the design and assessment of structures has been verified by comparative analyses involving physical experimentations and computer simulations. Meanwhile, limitations of the proposed model have also been identified. [ABSTRACT FROM AUTHOR]
– Name: AbstractSuppliedCopyright
  Label:
  Group: Ab
  Data: <i>Copyright of Australian Journal of Structural Engineering is the property of Taylor & Francis Ltd and its content may not be copied or emailed to multiple sites without the copyright holder's express written permission. Additionally, content may not be used with any artificial intelligence tools or machine learning technologies. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract.</i> (Copyright applies to all Abstracts.)
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RecordInfo BibRecord:
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      – Type: doi
        Value: 10.7158/S13-006.2014.15.3
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      – Code: eng
        Text: English
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        PageCount: 17
        StartPage: 243
    Subjects:
      – SubjectFull: Finger calculation
        Type: general
      – SubjectFull: Deflection (Mechanics)
        Type: general
      – SubjectFull: Impact (Mechanics)
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      – SubjectFull: Comparative studies
        Type: general
      – SubjectFull: Computer simulation
        Type: general
      – SubjectFull: Velocity
        Type: general
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      – TitleFull: Simple hand calculation method for estimating deflection generated by the low velocity impact of a solid object.
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            NameFull: Lam, N.
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            NameFull: Zhang, L.
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              M: 09
              Text: 2014
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