NEHRP Clearinghouse

displaying 51 - 60 results in total 120

  • 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

  • Sedarat, H.; Bertero, V. V.
    Effects of Torsion on the Linear and Nonlinear Seismic Response of Structures.
    National Science Foundation, Washington, DC., September 1990, 344 p.
    Identifying Number(s): UCB/EERC-90/12
    Keywords: Dynamic response; Dynamic structural analysis; Building codes; Earthquake engineering; Structural vibration; Reinforced concrete; Shear properties; Torsion; Earth movements; Structural members; Linear systems; FACTS computer program; Concrete structures; Mathematical models; Bending moments; Seismic waves

  • 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

  • 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

  • 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

  • Chen, G.; Soong, T. T.
    Energy Approach to Seismic Analysis and Design of Secondary Systems.
    National Science Foundation, Washington, DC.; New York State Science and Technology Foundation, Albany., August 6, 1993, 242 p.
    Identifying Number(s): NCEER-93-0014
    Keywords: Dynamic response; Damping; Earthquake resistant structures; Earthquake engineering; Structural vibration; Structural design; Displacement; Statistical analysis; Statistical energy analysis; Energy transfer; Dynamic structural analysis

  • Yang, J. N.; Danielians, A.
    Two Hybrid Control Systems for Building Structures under Strong Earthquakes.
    National Center for Earthquake Engineering Research, Buffalo, NY.; National Science Foundation, Washington, DC., June 29, 1990, 80 p.
    Keywords: Dynamic response; Earthquake resistance; Dynamic structural analysis; Acceleration (Physics); Bearings; Earthquake engineering; Earthquake resistant structures; Structural vibration; Vibration damping; Earth movements; Active control; Adaptive control; Displacement; Mathematical models; Control equipment; Seismic waves