NEHRP Clearinghouse

displaying 31 - 40 results in total 110

  • 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

  • Fenves, G. L.; Mojtahedi, S.; Reimer, R. B.
    ADAP-88: A Computer Program for Nonlinear Earthquake Analysis of Concrete Arch Dams.
    National Science Foundation, Washington, DC.; Los Angeles County Dept. of Public Works, CA.; Electric Power Research Inst., Palo Alto, CA.; Harza Engineering Co., Chicago, IL., November 1989, 136 p.
    Identifying Number(s): UCB/EERC-89/12
    Keywords: Dynamic response; Arch dams; Computer programs; Earthquake engineering; Structural vibration; Finite element method; Joints (Junctions); Equations of motion; Earth movements; Displacement; ADAP-88 Computer program; Concrete structures; Mathematical models; Dynamic loads; Nonlinear systems; Stresses; Dynamic structural analysis

  • Kiureghian, A. D.; Neuenhofer, A.
    Response Spectrum Method for Multiple-Support Seismic Excitations.
    National Science Foundation, Washington, DC., August 1991, 76 p.
    Identifying Number(s): UCB/EERC-91/08
    Keywords: Dynamic response; Earthquake engineering; Beams (Supports); Frequencies; Response Spectrum Method; Structural vibration; Seismic effects; Structural members; Degrees of freedom; Displacement; Mathematical models; Structural analysis; Seismic waves

  • Phan, L. T.; Todd, D. R.; Lew, H. S.
    Strengthening Methodology for Lightly Reinforced Concrete Frames-II. Recommended Calculation Techniques for the Design of Infill Walls.
    May 1994, 35 p.
    Identifying Number(s): NISTIR-5421
    Keywords: Dynamic response; Reinforcement (Structures); Earthquake engineering; Loads (Forces); Frames; Reinforced concrete; Infilled walls; Displacement; Concrete structures; Shear strength; Dynamic structural analysis

  • Glaser, S. D.; Leeds, A. L.
    Estimation of System Damping at the Lotung Site by Application of System Identification.
    National Inst. of Standards and Technology (BFRL), Gaithersburg, MD.; National Science Foundation, Arlington, VA., August 1996, 196 p.
    Keywords: Soil profiles; Nuclear power plants; Structure response; Earthquakes; Nonlinearity; Site characterization; Soil structure interactions; Excitation; Stiffness; System identification; Soil mechanics; Liquefaction; Ground motion; Earthquake engineering; Earthquake magnitude; Vibration damping; Seismic effects; Displacement; Seismic waves; Lotung (Taiwan); Earthquake resistant structures; Graphs (Charts)

  • Shenton, H. W.
    Draft Guidelines for Pre-Qualification and Prototype Testing of Seismic Isolation Systems.
    March 1994, 103 p.
    Identifying Number(s): NISTIR-5359
    Keywords: ; Dynamic response; Building codes; Vibration isolators; Earthquake resistant structures; Earthquake engineering; Prototypes; Loads (Forces); Test methods; Structural vibration; Test facilities; Vibration damping; Stiffness; Displacement; Bridges (Structures); Standards; Dynamic structural analysis

  • Filippou, F. C.; D'Ambrisi, A.; Issa, A.
    Nonlinear Static and Dynamic Analysis of Reinforced Concrete Subassemblages.
    National Science Foundation, Arlington, VA.; Istituto Superiore di Ricerca sui Materiali Speciali, Terni (Italy).; Italian Dottorato di Ricerca Meccanica delle Strutture, Bologna (Italy)., August 1992, 198 p.
    Identifying Number(s): UCB/EERC-92/08
    Keywords: ; Dynamic response; Ground motion; Structural components; Earthquake engineering; Reinforcement (Structures); Earthquake resistant structures; Stress analysis; Reinforced concrete; Stiffness; Girders; Displacement; Structural analysis; Dynamic models; Nonlinear systems

  • Li, C.; Reinhorn, A. M.
    Experimental and Analytical Investigation of Seismic Retrofit of Structures with Supplemental Damping. Part 2. Friction Devices.
    National Science Foundation, Arlington, VA.; New York State Science and Technology Foundation, Albany., July 6, 1995, 234 p.
    Identifying Number(s): NCEER-95-0009
    Keywords: Energy dissipation; Passive systems; Damping; Buildings; Dynamic structural analysis; Earthquake engineering; Loads (Forces); Graphs (Charts); Sliding friction; Vibration; Analytical models; Structural design; Reinforced concrete; Shaking; Displacement; Mathematical models; Passive control; Control systems; Soil mechanisms; Tables (Data); Retrofitting

  • Cheng, F. Y.; Lou, K.; Sheng, L. H.
    Collapse Studies of Mission-Gothic Undercrossing and Bull Creek Canyon Channel Bridge during the January 17, 1994 Northridge Earthquake.
    National Science Foundation, Arlington, VA., August 1996, 137 p.
    Identifying Number(s): CIVIL ENGINEERING STUDY-96-6
    Keywords: Earthquake damage; Dynamic response; Ductility; Damage assessment; Ground motion; Soil-strucutre interactions; Cracking (Fracturing); Collapse; Highway bridges; Nonlinearity; Dynamic strucutral analysis; Finite element method; Failure analysis; Seismic effects; Structural members; Displacement; Columns (Supports); Flared columns; Northridge Earthquake; Reinforced concretes; Bending

  • Smith, K. S.
    Stochastic Analysis of the Seismic Response of Secondary Systems.
    National Science Foundation, Washington, DC., January 1985, 179 p.
    Identifying Number(s): EERL-85-01
    Keywords: Dynamic response; Seismic waves; Ground motion; Theses; Earthquake engineering; Equipment; Earthquakes; Stochastic processes; Interactions; Structures; Displacement; Mathematical models; Dynamic structural analysis