NEHRP Clearinghouse

displaying 41 - 50 results in total 72

  • Waqfi, O. M.; Kariotis, J. C.
    Comparison of the Dynamic Response of a Damped MDOF Nonlinear Beam Model with an Equivalent SDOF Hysteretic Model.
    National Science Foundation, Washington, DC., April 27, 1992, 92 p.
    Identifying Number(s): REPT-2.3-6
    Keywords: ; Dynamic response; Damping; Earthquake engineering; Beams (Supports); Mechanical hysteresis; Masonry; Loads (Forces); Reinforcement (Structures); Structural vibration; Mechanical properties; Walls; Stiffness; Structural members; Earth movements; Degrees of freedom; Displacement; Mathematical models; Deformation; Nonlinear systems; Energy dissipation

  • Fenves, G. L.; Mojtahedi, S.; Reimer, R. B.
    ADAP-88: A Computer Program for Nonlinear Earthquake Analysis of Concrete Arch Dams.
    National Science Foundation, Washington, DC.; Los Angeles County Dept. of Public Works, CA.; Electric Power Research Inst., Palo Alto, CA.; Harza Engineering Co., Chicago, IL., November 1989, 136 p.
    Identifying Number(s): UCB/EERC-89/12
    Keywords: Dynamic response; Arch dams; Computer programs; Earthquake engineering; Structural vibration; Finite element method; Joints (Junctions); Equations of motion; Earth movements; Displacement; ADAP-88 Computer program; Concrete structures; Mathematical models; Dynamic loads; Nonlinear systems; Stresses; Dynamic structural analysis

  • Kan, C. L.; Chopra, A. K.
    Linear and Nonlinear Earthquake Responses of Simple Torsionally Coupled Systems.
    National Science Foundation, Washington, DC., February 1979, 120 p.
    Identifying Number(s): UCB/EERC-79/03
    Keywords: Dynamic response; Ground motion; Buildings; Earthquake engineering; Earthquake resistant structures; Earthquakes; Earth movements; Linear systems; Columns (Supports); Mathematical models; Nonlinear systems; Dynamic structural analysis

  • Adeli, H.
    Solution Techniques for Linear and Nonlinear Dynamics of Structures Modeled by Finite Elements.
    National Science Foundation, Washington, DC. Engineering and Applied Science., June 1976, 209 p.
    Identifying Number(s): 23
    Keywords: Computer programming; Earthquake engineering; Explicit methods; Earthquakes; Finite element analysis; Implicit methods; Structures; Linear systems; Matrix methods; Nonlinear systems; Stress strain diagrams; Stiffness methods; Dynamic structural analysis

  • Pique, J. R.
    On the Use of Simple Models in Nonlinear Dynamic Analysis.
    National Science Foundation, Washington, DC. Engineering and Applied Science., September 1976, 284 p.
    Identifying Number(s): R76-43
    Keywords: Seismic waves; One degree of freedom; Ground motion; Elastic properties; Earthquake engineering; Earthquake resistant structures; Earthquakes; Degrees of freedom; Framed structures; Nonlinear systems; Dynamic structural analysis

  • Engin, H.; Askar, A.; Cakmak, A. S.
    An Analytic Method for Strong Motion Studies in Layered Media.
    National Science Foundation, Washington, DC. Engineering and Applied Science., June 30, 1979, 66 p.
    Identifying Number(s): 79/SM/4
    Keywords: ; Dynamic response; Computer programs; Earthquakes; Equations of motion; Vibrational spectra; Linear systems; Soil mechanics; Nonlinear systems; Seismic waves

  • Mondkar, D. P.; Powell, G. H.
    ANSR-II. Analysis of Nonlinear Structural Response, User's Manual.
    National Science Foundation, Washington, DC., July 1979, 90 p.
    Identifying Number(s): UCB/EERC-79/17
    Keywords: Static loads; Earthquake engineering; Earthquake resistant structures; ANSR-2 computer program; Traveling waves; Computer programs; Fortran; Structural forms; Dynamic loads; Nonlinear systems; Dynamic structural analysis

  • Jakub, M.; Roesset, J. M.
    Nonlinear Stiffness of Foundations.
    National Science Foundation, Washington, DC. Research Applied to National Needs., September 1977, 57 p.
    Identifying Number(s): MIT-CE-R77-35
    Keywords: Seismic waves; Earthquake engineering; Earthquakes; Foundations; Soil structure interactions; Soil dynamics; Soil properties; Stiffness; Finite element analysis; Nonlinear systems; Dynamic structural analysis

  • McNiven, H. D.; Matzen, V. C.
    Identification of the Energy Absorption Characteristics of an Earthquake Resistant Structure: Description of the Identification Method.
    National Science Foundation, Washington, DC. Applied Science and Research Applications., January 1976, 13 p.
    Keywords: Dynamic response; Ground motion; Earthquake engineering; Earthquake resistant structures; Earthquakes; Differential equations; Energy absorption; Earth movements; Mathematical models; Nonlinear systems

  • Ting, E. C.; Chen, S. J. H.; Yao, J. T. P.
    System Identification, Damage Assessment, and Reliability Evaluation of Structures.
    National Science Foundation, Washington, DC. Applied Science and Research Applications., February 1978, 69 p.
    Identifying Number(s): CE-STR-78-1
    Keywords: Dynamic response; Damage assessment; Earthquake resistant structures; Earthquake engineering; Earthquakes; System identification; Structures; Linear systems; Nonlinear systems; Dynamic structural analysis