NEHRP Clearinghouse

displaying 21 - 30 results in total 91

  • ['Chang, K. C.', 'Soong, T. T.', 'Oh, S. T.', 'Lai, M. L.']
    Seismic Response of a 2/5 Scale Steel Structure with Added Viscoelastic Dampers.
    National Science Foundation, Washington, DC., May 17, 1991, 80 p.
    Identifying Number(s): NCEER-91-0012
    Keywords: ; Dynamic loads; Deformation; Seismic waves; Steel structures; Temperature; Loads (Forces); Mathematical models; Viscoelasticity; Vibration damping; Earthquake resistant structures; Structural vibration; Seismic effects; Model tests; Dynamic response; Ground motion; Earthquake engineering; Mechanical properties; Dynamic structural analysis

  • ['Tsopelas, P. C.', 'Nagarajaiah, S.', 'Constantinou, M. C.', 'Reinhorn, A. M.']
    3D-BASIS-M: Nonlinear Dynamic Analysis of Multiple Building Base Isolated Structures.
    National Science Foundation, Washington, DC., May 28, 1991, 192 p.
    Identifying Number(s): NCEER-91-0014
    Keywords: Earthquake resistant structures; 3D-BASIS-M computer program; Structural vibration; Mathematical models; Earthquake engineering; Vibration damping; Stiffness; Displacement; Vibration isolators; Bearings; Nonlinear systems; Dynamic structural analysis

  • ['Theodossiou, D.', 'Constantinou, M. C.']
    Evaluation of SEAOC Design Requirements for Sliding Isolated Structures.
    National Science Foundation, Washington, DC., June 10, 1991, 246 p.
    Identifying Number(s): NCEER-91-0015
    Keywords: ; Earthquake resistant structures; Seismic waves; Structural vibration; Mathematical models; Dynamic response; Earthquake engineering; Vibration damping; Displacement; Stiffness; Vibration isolators; Structural members; Design criteria; Dynamic structural analysis

  • ['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: Closed loop modal tests; Reinforced concrete; Structural vibration; Algorithms; Data acquisition; Dynamic response; Buildings; Concrete structures; Earthquake engineering; Vibration damping; Resonant frequency; Foundations; Signal processing; Loads (Forces); 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: Seismic design; Loads (Forces); Structural members; Mathematical models; Performance evaluation; Vibration damping; Vibration isolators; Earthquake resistant structures; Structural vibration; Earthquake damage; Structural design; Buildings; Feasibility studies; Rehabilitation; Friction Pendulum System; Pendulums; Friction; Dynamic response; Earthquake engineering; Cost effectiveness

  • ['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: Earthquake resistant structures; Structural vibration; Seismic waves; Test facilities; Steel structures; Dynamic tests; Shear properties; Dynamic response; Earthquake engineering; Resilient-Friction Base Isolator; Vibration damping; Displacement; Vibration isolators; Bearings; Structural members; Earthquakes; Structural analysis

  • ['Yang, J. N.', 'Li, Z.', 'Danielians, A.']
    Hybrid Control of Seismic-Excited Nonlinear and Inelastic Structural Systems.
    National Center for Earthquake Engineering Research, Buffalo, NY.; National Science Foundation, Washington, DC., August 1, 1991, 123 p.
    Keywords: ; Numerical analysis; Earthquake resistant structures; Rigid structures; Structural vibration; Feedback control; Seismic waves; Algorithms; Mathematical models; Earth movements; Dynamic response; Earthquake engineering; Vibration damping; Vibration isolators; Bearings; Nonlinear systems; Dynamic structural analysis

  • ['Yang, J. N.', 'Li, Z.']
    Instantaneous Optimal Control for Linear, Nonlinear and Hysteretic Structures - Stable Controllers.
    National Center for Earthquake Engineering Research, Buffalo, NY.; National Science Foundation, Washington, DC., November 15, 1991, 57 p.
    Keywords: ; Seismic waves; Matrices (Mathematics); Algorithms; Controllers; Mathematical models; Lyapunov functions; Dynamic response; Earthquake engineering; Vibration damping; Vibration isolators; Nonlinear systems

  • ['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: ; Dynamic loads; Seismic waves; Steel structures; Shear stress; Displacement; Hysteresis; Bearings; Rubber; Vibration damping; Vibration isolators; Earthquake resistant structures; Structural vibration; Tetrafluoroethylene resins; Sliding; Simulators; Earthquake resistance; Model tests; Dynamic response; Earthquake engineering

  • ['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: ; Energy absorption; Earthquake resistant structures; Structural vibration; Steel structures; Test facilities; Mathematical models; Model tests; Dynamic response; Earthquake engineering; Vibration damping; Vibration isolators