NEHRP Clearinghouse

displaying 131 - 140 results in total 720

  • Kusainov, A. A.; Clough, R. W.
    Alternatives to Standard Mode Superposition for Analysis of Non-Classically Damped Systems.
    National Science Foundation, Washington, DC., June 1988, 73 p.
    Identifying Number(s): UCB/EERC-88/09
    Keywords: ; Dynamic response; Superposition (Mathematics); Buildings; Earthquake resistant structures; Earthquake engineering; Structural vibration; Matrices (Mathematics); Vibration damping; Stiffness; Mathematical models; Dynamic structural analysis

  • Zayas, V.; Low, S.; Bozzo, L.; Mahin, S.
    Feasibility and Performance Studies on Improving the Earthquake Resistance of New and Existing Buildings Using the Friction Pendulum System.
    National Science Foundation, Washington, DC., September 1989, 308 p.
    Identifying Number(s): UCB/EERC-89/09
    Keywords: Dynamic response; Earthquake damage; Performance evaluation; Buildings; Vibration isolators; Earthquake resistant structures; Friction; Cost effectiveness; Loads (Forces); Structural vibration; Pendulums; Seismic design; Structural design; Earthquake engineering; Vibration damping; Friction Pendulum System; Structural members; Mathematical models; Rehabilitation; Feasibility studies

  • Kelly, J. M.; Chalhoub, M. S.
    Earthquake Simulator Testing of a Combined Sliding Bearing and Rubber Bearing Isolation System.
    National Science Foundation, Washington, DC., December 1990, 186 p.
    Identifying Number(s): UCB/EERC-87/04
    Keywords: ; Earthquake resistance; Dynamic response; Bearings; Vibration isolators; Earthquake resistant structures; Earthquake engineering; Steel structures; Hysteresis; Structural vibration; Rubber; Simulators; Sliding; Vibration damping; Displacement; Model tests; Tetrafluoroethylene resins; Dynamic loads; Shear stress; Seismic waves

  • Aiken, I. D.; Kelly, J. M.
    Earthquake Simulator Testing and Analytical Studies of Two Energy-Absorbing Systems for Multistory Structures.
    National Science Foundation, Washington, DC.; Sumitomo Metal Industries Ltd., Osaka (Japan)., October 1990, 294 p.
    Identifying Number(s): UCB/EERC-90/03
    Keywords: ; Dynamic response; Steel structures; Earthquake resistant structures; Vibration isolators; Earthquake engineering; Structural vibration; Test facilities; Vibration damping; Energy absorption; Model tests; Mathematical models

  • Liang, Z.; Lee, G. C.
    Damping of Structures: Part 1. Theory of Complex Damping.
    National Science Foundation, Washington, DC., October 10, 1991, 259 p.
    Identifying Number(s): NCEER-91-0004
    Keywords: ; Dynamic response; Seismic waves; Damping; Dissipation; Earthquake resistant structures; Earthquake engineering; Structural vibration; Matrices (Mathematics); Vibration damping; Mathematical models; Dynamic structural analysis

  • Downs, R. E.; Hjelmstad, K. D.; Foutch, D. A.
    Evaluation of Two RC Buildings Retrofit with Steel Bracing.
    National Science Foundation, Washington, DC., November 1991, 355 p.
    Identifying Number(s): ['UILU-ENG-91-2011', 'STRUCTURAL RESEARCH SER-563']
    Keywords: ; Earthquake damage; Retrofitting; Buildings; Computer programs; Reinforcement (Structures); Earthquake engineering; Reinforcing steels; Earthquake resistant structures; Structural vibration; Reinforcing materials; Dynamic response; Reinforced concrete; Soil-structure interactions; Finite element method; Concrete structures; Structural analysis; Mexico

  • Grigorian, C. E.; Yang, T. S.; Popov, E. P.
    Slotted Bolted Connection Energy Dissipators.
    National Science Foundation, Washington, DC., July 1992, 36 p.
    Identifying Number(s): UCB/EERC-92/10
    Keywords: ; Buildings; Vibration isolators; Earthquake resistant structures; Earthquake engineering; Loads (Forces); Friction; Displacement; Cyclic loads; Framed structures; Bolted joints; Energy dissipation

  • Feng, M. Q.; Shinozuka, M.; Fujii, S.
    Experimental and Analytical Study of a Hybrid Isolation System Using Friction Controllable Sliding Bearings.
    National Science Foundation, Washington, DC.; New York State Science and Technology Foundation, Albany., May 15, 1992, 101 p.
    Identifying Number(s): NCEER-92-0009
    Keywords: Dynamic response; Bearing capacity; Friction factor; Vibration isolators; Earthquake resistant structures; Buildings; Sliding friction; Earthquake engineering; Signal processing; Structural vibration; Vibration damping; Controllers; Friction controllable sliding bearings; Hybrid isolation system; Mathematical models; Algorithms; Control theory

  • Ettouney, M. M.; Daddazio, R. P.
    Nonlinear Seismic Analysis of Reinforced Concrete Buildings. Phase 1.
    National Science Foundation, Washington, DC. Small Business Innovation Research Programs., September 30, 1989, 42 p.
    Keywords: ; Dynamic response; Buildings; Computer programs; Earthquake resistant structures; Earthquake engineering; Structural vibration; Earthquakes; Reinforced concrete; Seismic effects; Structural members; Plastic properties; Mathematical models; Deformation; Nonlinear systems; Dynamic structural analysis

  • Singh, M. P.; Suarez, L. E.; Matheu, E. E.; Maldonado, G. O.
    Simplified Procedures for Seismic Design of Nonstructural Components and Assessment of Current Code Provisions.
    National Science Foundation, Washington, DC.; New York State Science and Technology Foundation, Albany., August 4, 1993, 200 p.
    Identifying Number(s): NCEER-93-0013
    Keywords: ; Building codes; Earthquake engineering; Earthquake resistant structures; Seismic design; Components; Subassemblies