NEHRP Clearinghouse

displaying 791 - 800 results in total 1394

  • Makris, N.; Gazetas, G.
    Phase Wave Velocities and Displacement Phase Differences in a Harmonically Oscillating Pile.
    National Science Foundation, Washington, DC., July 8, 1991, 60 p.
    Identifying Number(s): NCEER-91-0010
    Keywords: ; Dynamic response; Dams; Earthquake resistant structures; Pile structures; Earthquake engineering; Wave phases; Structural vibration; Soil-structure interactions; Vibration damping; Finite element method; Displacement; Wave propagation; Soil mechanics; Mathematical models; Bridges (Structures)

  • Graesser, E. J.; Cozzarelli, F. A.
    Multidimensional Hysteretic Model for Plastically Deforming Metals in Energy Absorbing Devices.
    National Science Foundation, Washington, DC., April 9, 1991, 61 p.
    Identifying Number(s): NCEER-91-0006
    Keywords: Seismic waves; Plastic analysis; Vibration isolators; Hysteresis; Earthquake resistant structures; Earthquake engineering; Structural vibration; Ozdemir model; Vibration damping; Shear properties; Shape memory alloys; Mathematical models; Dynamic loads; Shear stress; Vibration control; Energy dissipation

  • Deierlein, G. G.; Hsieh, S. H.; Shen, Y. J.; Abel, J. F.
    Nonlinear Analysis of Steel Frames with Semi-Rigid Connections Using the Capacity Spectrum Method.
    National Center for Earthquake Engineering Research, Buffalo, NY.; National Science Foundation, Washington, DC., July 2, 1991, 92 p.
    Keywords: Dynamic response; Steel structures; Earthquake engineering; Case studies; Loads (Forces); Elastic properties; Structural vibration; Joints (Junctions); Finite element method; Structural members; Moments; Capacity Spectrum Method; Structural analysis; Framed structures; Nonlinear systems; Seismic waves

  • 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: Dynamic response; Signal processing; Buildings; Earthquake engineering; Data acquisition; Loads (Forces); Structural vibration; Foundations; Reinforced concrete; Vibration damping; Concrete structures; Resonant frequency; Structural analysis; Algorithms; Closed loop modal tests

  • Clark, P. W.; Kelly, J. M.
    Experimental Testing of the Resilient-Friction Base Isolation System.
    National Science Foundation, Washington, DC., July 1990, 162 p.
    Identifying Number(s): UCB/EERC-90/10
    Keywords: Dynamic response; Bearings; Vibration isolators; Earthquake resistant structures; Dynamic tests; Earthquake engineering; Steel structures; Structural vibration; Earthquakes; Test facilities; Vibration damping; Shear properties; Structural members; Displacement; Resilient-Friction Base Isolator; Structural analysis; Seismic waves

  • Bray, J. D.; Seed, R. B.; Seed, H. B.
    Effects of Tectonic Movements on Stresses and Deformations in Earth Embankments.
    National Science Foundation, Washington, DC., September 1989, 454 p.
    Identifying Number(s): UCB/EERC-90/13
    Keywords: ; Dams; Earthquake engineering; Reviews; Stress analysis; Foundations; Numerical analysis; Finite element method; Soil tests; Subsidence; Earth movements; Mass movements (Geology); Model tests; Soil mechanics; Clays; Case histories; Deformation; Mathematical models; Tectonics; Embankments; Geological faults

  • El-Attar, A. G.; White, R. N.; Gergely, P.
    Shake Table Test of a 1/6 Scale Two-Story Lightly Reinforced Concrete Building.
    National Science Foundation, Washington, DC., February 28, 1991, 107 p.
    Identifying Number(s): NCEER-91-0017
    Keywords: Dynamic response; Shake table tests; Buildings; Reinforcement (Structures); Earthquake engineering; Structural vibration; Earthquakes; Reinforced concrete; Test facilities; Stiffness; Model tests; Concrete structures; Deformation; Structural analysis

  • Experimental Needs for Geotechnical Earthquake Engineering. Report of a Workshop. Held in Albuquerque, New Mexico on November 4-5, 1991.
    National Science Foundation, Washington, DC., January 1991, 234 p.
    Keywords: Dynamic response; Ground motion; Earthquake engineering; Seismic design; Earthquakes; Soil structure interactions; Geotechnical engineering; Liquefaction (Soils); Mathematical models; Seismology; Dynamic structural analysis

  • Zhang, L.; Chopra, A. K.
    Computation of Spatially Varying Ground Motion and Foundation-Rock Impedance Matrices for Seismic Analysis of Arch Dams.
    National Science Foundation, Washington, DC., May 1991, 134 p.
    Identifying Number(s): UCB/EERC-91/06
    Keywords: ; Dynamic response; Arch dams; Boundary element method; Earthquake engineering; Foundations; Green's functions; Soil-structure interactions; Matrices (Mathematics); Earth movements; Mathematical models; Fourier transformation

  • Evaluation of the Seismic Performance of a Thirty-Story RC Building.
    National Science Foundation, Washington, DC.; California Universities for Research in Earthquake Engineering, Richmond., July 1991, 260 p.
    Identifying Number(s): UCB/EERC-91/16
    Keywords: Soil-structure interactions; Earth movements; Structural members; Elastic analysis; Fourier transformation; Earthquake damage; Ductility; Building codes; Earthquake engineering; Reinforced concrete; Loma Prieta Earthquake; Seismic effects; Displacement; Spectrum analysis; California; Framed structures; Dynamic structural analysis; Dynamic response; Earthquake resistant structures; Loads (Forces); Structural vibration; Concrete structures