NEHRP Clearinghouse

displaying 431 - 440 results in total 552

  • 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

  • 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

  • Fan, K.; Gazetas, G.
    Seismic Response of Single Piles and Pile Groups.
    National Science Foundation, Washington, DC.; National Center for Earthquake Engineering Research, Buffalo, NY., January 10, 1991, 56 p.
    Keywords: ; Earthquake resistant structures; Structural vibration; Seismic waves; Dynamic response; Earthquake engineering; Pile foundations; Loads (Forces); Seismic effects; Soil mechanics; Mechanical properties; Dynamic structural analysis

  • Ghanem, R. G.; Gavin, H.; Shinozuka, M.
    Experimental Verification of a Number of Structural System Identification Algorithms.
    National Science Foundation, Washington, DC., September 18, 1991, 423 p.
    Identifying Number(s): NCEER-91-0024
    Keywords: ; Kalman filters; Structural vibration; Seismic waves; Algorithms; Least squares method; Mathematical models; Verification; Dynamic response; Earthquake engineering; Earthquakes; Dynamic structural analysis

  • 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: Reinforced concrete; Structural vibration; Torsion; Seismic waves; Mathematical models; Earth movements; Shear properties; Dynamic response; Dynamic structural analysis; Earthquake engineering; Concrete structures; Bending moments; FACTS computer program; Linear systems; Structural members; Building codes

  • 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: ; Earthquake resistant structures; Structural vibration; Seismic waves; Matrices (Mathematics); Mathematical models; Damping; Dynamic response; Earthquake engineering; Vibration damping; Dissipation; Dynamic structural analysis

  • Experimental Needs for Geotechnical Earthquake Engineering. Report of a Workshop. Held in Albuquerque, New Mexico on November 4-5, 1991.
    National Science Foundation, Washington, DC., January 1991, 234 p.
    Keywords: Seismic design; Geotechnical engineering; Mathematical models; Seismology; Dynamic response; Ground motion; Earthquake engineering; Liquefaction (Soils); Soil structure interactions; Earthquakes; Dynamic structural analysis

  • Saiidi, M.; Douglas, B.; Feng, S.; Hwang, E.; Maragakis, E.
    Effects of Axial Force on Frequency of Prestressed Concrete Bridges.
    National Science Foundation, Washington, DC., August 1992, 52 p.
    Identifying Number(s): CCEER-92-4
    Keywords: ; Prestressed concrete; Structural vibration; Fourier transformation; Mathematical models; Dynamic response; Concrete structures; Earthquake engineering; Displacement; Deflection; Girder bridges; Loads (Forces); Resonant frequencies; Dynamic structural analysis