NEHRP Clearinghouse

displaying 11 - 20 results in total 65

  • 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

  • Kesner, K.; Billington, S. L.
    Development of Seismic Strengthening and Retrofit Strategies for Critical Facilities Using Engineered Cementitious Composite Materials.
    National Science Foundation, Washington, DC., cAugust 29, 2005, 234 p.
    Identifying Number(s): MCEER-05-0007
    Keywords: Energy dissipation; Steel frames; Laboratory tests; Panel geometries; Infill panel system; Cementitious composite; Finite-element simulations; Multidisciplinary Center for Earthquake Engineering Research (MCEER); Strength; Stiffness; Connection tests; Seismic retrofit system; Engineered Cementitious Composite (ECC); Critical facilities

  • Glaser, S. D.; Leeds, A. L.
    Estimation of System Damping at the Lotung Site by Application of System Identification.
    National Inst. of Standards and Technology (BFRL), Gaithersburg, MD.; National Science Foundation, Arlington, VA., August 1996, 196 p.
    Keywords: Soil profiles; Nuclear power plants; Structure response; Earthquakes; Nonlinearity; Site characterization; Soil structure interactions; Excitation; Stiffness; System identification; Soil mechanics; Liquefaction; Ground motion; Earthquake engineering; Earthquake magnitude; Vibration damping; Seismic effects; Displacement; Seismic waves; Lotung (Taiwan); Earthquake resistant structures; Graphs (Charts)

  • Shenton, H. W.
    Draft Guidelines for Pre-Qualification and Prototype Testing of Seismic Isolation Systems.
    March 1994, 103 p.
    Identifying Number(s): NISTIR-5359
    Keywords: ; Dynamic response; Building codes; Vibration isolators; Earthquake resistant structures; Earthquake engineering; Prototypes; Loads (Forces); Test methods; Structural vibration; Test facilities; Vibration damping; Stiffness; Displacement; Bridges (Structures); Standards; Dynamic structural analysis

  • Elsabee, F.; Morray, J. P.
    Dynamic Behavior of Embedded Foundations.
    National Science Foundation, Washington, DC. Div. of Advanced Environmental Research and Technology., September 1977, 59 p.
    Identifying Number(s): MIT-CE-R77-33
    Keywords: Dynamic response; Footings; Earthquake engineering; Earthquakes; Foundations; Soil structure interactions; Soil dynamics; Backfills; Foundation engineering; Stiffness; Finite element analysis; Earth movements

  • 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

  • Spacone, E.; Ciampi, V.; Filippou, F. C.
    Beam Element for Seismic Damage Analysis.
    National Science Foundation, Arlington, VA., August 1992, 134 p.
    Identifying Number(s): UCB/EERC-92/07
    Keywords: ; Earthquake damage; Dynamic response; Numerical integration; Structural components; Earthquake engineering; Structural vibration; Finite element method; Structural engineering; Stiffness; Structural response; Structural analysis; Deformation; Nonlinear systems; Beams (Structural)

  • Filippou, F. C.; D'Ambrisi, A.; Issa, A.
    Nonlinear Static and Dynamic Analysis of Reinforced Concrete Subassemblages.
    National Science Foundation, Arlington, VA.; Istituto Superiore di Ricerca sui Materiali Speciali, Terni (Italy).; Italian Dottorato di Ricerca Meccanica delle Strutture, Bologna (Italy)., August 1992, 198 p.
    Identifying Number(s): UCB/EERC-92/08
    Keywords: ; Dynamic response; Ground motion; Structural components; Earthquake engineering; Reinforcement (Structures); Earthquake resistant structures; Stress analysis; Reinforced concrete; Stiffness; Girders; Displacement; Structural analysis; Dynamic models; Nonlinear systems

  • Mardzhanishvili, M. A.
    Analysis of the Spatial Behavior and Size of Modern Buildings for Earthquake-proof Design.
    cJanuary 1985, 148 p.
    Identifying Number(s): TT-79-52047
    Keywords: Foreign technology; Buildings; Earthquake engineering; Translations; Seismic effects; Stiffness; Oscillations; Mathematical models; Highrise buildings

  • Cheng, F. Y.; Pantelides, C.
    Algorithm Development for Using Optimal Control in Structural Optimization Subjected to Seismic and Wind Forces.
    National Science Foundation, Washington, DC.; National Center for Earthquake Engineering Research, Buffalo, NY., January 1988, 296 p.
    Identifying Number(s): STRUCTURAL SER-88-1-15
    Keywords: Wind (Meteorology); Damping; Earthquake engineering; Earthquake resistant structures; Loads (Forces); Graphs (Charts); Structural design; Numerical analysis; Stiffness; Displacement; Algorithms