Browse Dept. of Civil and Environmental Engineering by Subject "Ductility"

  • Wu, C-L.; Wen, Y.K. (University of Illinois Engineering Experiment Station. College of Engineering. University of Illinois at Urbana-Champaign., 2000-06)
    Seismic loads have been a dominant concern in design of buildings and structures in western United States for many years. Mid-America is a region of low to moderate seismicity, infrequent moderate to large events have ...

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  • Han, S.W.; Oh, Y-H.; Lee, L-Y.; Foutch, D.A. (University of Illinois Engineering Experiment Station. College of Engineering. University of Illinois at Urbana-Champaign., 1999-10)
    The design response spectrum has been widely used in seismic design to estimate force and deformation demands of structures imposed by earthquake ground motion. Inelastic Design Response Spectra (IDRS) to specify design ...

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  • Nau, J.M.; Hall, W.J. (University of Illinois Engineering Experiment Station. College of Engineering. University of Illinois at Urbana-Champaign., 1982-05)
    In this study, scaling methods are evaluated with the purpose of reducing the dispersion encountered in normalized spectral ordinates. The scaling factors considered comprise two major groups, one based on ground motion ...

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  • McCabe, S.L.; Hall, W.J. (University of Illinois Engineering Experiment Station. College of Engineering. University of Illinois at Urbana-Champaign., 1987-09)
    The initial studies reported involve investigation of simple elastoplastic structures when subjected to various pulse-types of ground excitation, including actual earthquake ground motions. Among the results documented ...

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  • Ruggieri, C.; Dodds, Robert H., Jr.; Panontin, T.L. (University of Illinois Engineering Experiment Station. College of Engineering. University of Illinois at Urbana-Champaign., 1996-09)
    This study describes a 3-D computational framework to model stable extension of a macroscopic crack under mode I conditions in ductile metals. The Gurson-Tvergaard dilatant plasticity model for voided materials describes ...

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  • Lin, Y.; Gamble, W.L.; Hawkins, Neil M. (University of Illinois Engineering Experiment Station. College of Engineering. University of Illinois at Urbana-Champaign., 1998-06)

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  • Zahrah, T.F.; Hall, W.J. (University of Illinois Engineering Experiment Station. College of Engineering. University of Illinois at Urbana-Champaign., 1982-07)
    In this study the energy absorption in, and the inelastic behavior of, simple structures during strong earthquake excitation are investigated. The purposes of the investigation are to evaluate the performance of structures ...

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  • Song, S-H.; Wen, Y.K. (University of Illinois Engineering Experiment Station. College of Engineering. University of Illinois at Urbana-Champaign., 2000-11)
    The extensive investigation of structural failure after the Northridge and Kobe earthquakes showed poor structural performance due to brittle member behavior and improper design. The lack of ductility capacity and redundancy ...

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