NEHRP Clearinghouse

displaying 31 - 35 results in total 35

  • Heins, C. P.; Lin, I. C.
    Equivalent Seismic Design of Curved Box Girder Bridges.
    National Science Foundation, Washington, DC., February 1982, 179 p.
    Keywords: Seismic design; Earthquake resistant structures; Mathematical models; Computer applications; Dynamic response; Earthquake engineering; Resonant frequency; Girder bridges; Design criteria

  • Stephen, R. M.; Wilson, E. L.; Stander, N.
    Dynamic Properties of a Thirty-Story Condominium Tower Building.
    National Science Foundation, Washington, DC., April 1985, 112 p.
    Identifying Number(s): UCB/EERC-85/03
    Keywords: Reinforced concrete; Vibration; Dynamic response; Buildings; Earthquake engineering; SAP-80 computer program; Forced vibration; Resonant frequency; Condominiums; Structural analysis

  • Beck, R. T.; Beck, J. L.
    Comparison between Transfer Function and Modal Minimization Methods for System Identification.
    National Science Foundation, Washington, DC. Directorate for Engineering., November 1985, 72 p.
    Identifying Number(s): EERL-85-06
    Keywords: Ten degrees of freedom; Oscillations; Structural vibration; Modal response; Mathematical models; Damping; Parameter estimation; Ground motion; Earthquake engineering; Buildings; System identification; Resonant frequency; Optimization; Comparison; Transfer functions

  • Somaprasad, H. R.; Toksoy, T.; Yoshiyuki, H.; Aktan, A. E.
    Closed-Loop Modal Testing of a 27-Story Reinforced Concrete Flat Plate-Core Building.
    National Science Foundation, Washington, DC., July 15, 1991, 148 p.
    Identifying Number(s): NCEER-91-0016
    Keywords: Closed loop modal tests; Reinforced concrete; Structural vibration; Algorithms; Data acquisition; Dynamic response; Buildings; Concrete structures; Earthquake engineering; Vibration damping; Resonant frequency; Foundations; Signal processing; Loads (Forces); Structural analysis

  • Singh, R. K.; Smith, H. A.
    Vibration Analysis of Skeletal Systems Using a Mixed Formulation with an Arnoldi-Based Nonlinear Eigensolution Technique.
    National Science Foundation, Washington, DC., December 1993, 192 p.
    Keywords: ; Finite element method; Vibration mode; Structural vibration; Eigenvalues; Algorithms; Matrices (Mathematics); Dynamic response; Degrees of freedom; Earthquake engineering; Vibration damping; Resonant frequency; Nonlinear systems; Structural analysis