NEHRP Clearinghouse

displaying 221 - 230 results in total 298

  • Grigoriu, M.; Balopoulou, S.
    Simulation Method for Stationary Gaussian Random Functions Based on the Sampling Theorem.
    National Science Foundation, Washington, DC.; New York State Science and Technology Foundation, Albany., June 11, 1992, 81 p.
    Identifying Number(s): NCEER-92-0015
    Keywords: ; Random noise; White noise; Structural vibration; Vector spaces; Algorithms; Mathematical models; Earth movements; Sampling theory; Dynamic response; Earthquake engineering; Simulation; Stochastic processes; Random functions; Seismic effects; Dynamic structural analysis

  • Reinhorn, A. M.; Soong, T. T.; Lin, R. C.; Riley, M. A.; Wang, Y. P.
    Active Bracing System: A Full Scale Implementation of Active Control.
    National Science Foundation, Washington, DC., August 14, 1992, 113 p.
    Identifying Number(s): NCEER-92-0020
    Keywords: ; Earthquake resistant structures; Braces; Structural vibration; Earthquake resistance; Specifications; Algorithms; Mathematical models; Bracing; Actuators; Dynamic response; Buildings; Earthquake engineering; Active control; Servomechanisms; Loads (Forces); Seismic effects; Earthquakes

  • Kamiyama, M.; O'Rourke, M. J.; Flores-Berrones, R.
    Semi-Empirical Analysis of Strong-Motion Peaks in Terms of Seismic Source, Propagation Path and Local Site Conditions.
    National Science Foundation, Washington, DC.; New York State Science and Technology Foundation, Albany., September 9, 1992, 168 p.
    Identifying Number(s): NCEER-92-0023
    Keywords: ; Sites; Seismic waves; Regression analysis; Displacement; Mathematical models; Magnitude; Soil pressure; Strains; Comparison; Mexico; Seismology; United States; Ground motion; Earthquake engineering; Wave propagation; Velocity measurement; Accelerometers; Earthquakes

  • 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: Earthquake resistant structures; Sliding friction; Friction controllable sliding bearings; Structural vibration; Bearing capacity; Algorithms; Mathematical models; Controllers; Control theory; Dynamic response; Buildings; Earthquake engineering; Vibration damping; Vibration isolators; Signal processing; Hybrid isolation system; Friction factor

  • 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: ; Earthquake resistant structures; Reinforced concrete; Structural vibration; Deformation; Mathematical models; Dynamic response; Buildings; Plastic properties; Earthquake engineering; Computer programs; Nonlinear systems; Seismic effects; Structural members; Earthquakes; Dynamic structural analysis

  • Yang, J. N.; Li, Z.; Vongchavalitkul, S.
    Generalization of Optimal Control Theory: Linear and Nonlinear Structures.
    National Center for Earthquake Engineering Research, Buffalo, NY.; New York State Science and Technology Foundation, Albany.; National Science Foundation, Washington, DC., November 2, 1992, 89 p.
    Keywords: ; Earthquake resistant structures; Structural vibration; Mathematical models; Control theory; Dynamic response; Earthquake engineering; Optimization; Vibration damping; Vibration isolators; Nonlinear systems; Linear systems

  • Constantinou, M. C.; Symans, M. D.
    Experimental and Analytical Investigation of Seismic Response of Structures with Supplemental Fluid Viscous Dampers.
    National Science Foundation, Washington, DC.; New York State Science and Technology Foundation, Albany., December 21, 1992, 214 p.
    Identifying Number(s): NCEER-92-0032
    Keywords: ; Dampling; Seismic design; Lateral forces; Mathematical models; Bracing; Buildings; Earthquake engineering; Tests; Japan; Dynamic structural analysis

  • Kariotis, J. C.; Rahman, M. A.; El-Mustapha, A. M.
    Investigation of Current Seismic Design Provisions for Reinforced Masonry Shear Walls.
    National Science Foundation, Washington, DC., January 1990, 58 p.
    Identifying Number(s): REPT-2.3-3
    Keywords: ; Masonry; Mathematical models; Earth movements; Walls; Structural design; Dynamic response; Buildings; Earthquake engineering; Reinforcement (Structures); Stiffness; Displacement; Deflection; Design Standards; Seismic effects; 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: ; Deformation; Earth movements; Displacement; Loads (Forces); Structural members; Damping; Mathematical models; Nonlinear systems; Masonry; Structural vibration; Mechanical hysteresis; Stiffness; Beams (Supports); Walls; Dynamic response; Degrees of freedom; Earthquake engineering; Energy dissipation; Reinforcement (Structures); Mechanical properties

  • He, L.; Priestley, M. J. N.
    Seismic Behavior of Flanged Masonry Shear Walls. Final Report.
    National Science Foundation, Washington, DC., November 1992, 295 p.
    Identifying Number(s): REPT-4.1-2
    Keywords: Moments; Test facilities; Tables (Data); Loads (Forces); Flanged masonry walls; Mathematical models; Ductility; Strains; Masonry; Matrices (Mathematics); Earthquake damage; Stiffness; Seismic effects; Walls; Flexural strength; Dynamic response; Earthquake engineering; Computer programs; Reinforcement (Structures); Mechanical properties; Dynamic structural analysis