NEHRP Clearinghouse

displaying 331 - 340 results in total 1394

  • HoLung, J. A.; Cai, J.; Lin, Y. K.
    Frequency Response of Secondary Systems Under Seismic Excitation.
    National Science Foundation, Washington, DC., July 31, 1987, 96 p.
    Identifying Number(s): NCEER-87-0013
    Keywords: ; Floors; Buildings; Earthquake engineering; Seismic design; Components; Frequency response; Numerical analysis

  • Yang, J. N.; Akbarpour, A.
    Practical Considerations for Structural Control: System Uncertainty, System Time Delay, and Truncation of Small Control Forces.
    National Science Foundation, Washington, DC., August 10, 1987, 159 p.
    Identifying Number(s): NCEER-87-0018
    Keywords: Optimal control; Sensitivity analysis; Time lag; Earthquake engineering; Riccati equation; Graphs (Charts); Uncertainty; Structural analysis; Algorithms; Control systems; Structural control

  • Ricles, J. M.; Popov, E. P.
    Experiments on Eccentrically Braced Frames with Composite Floors.
    National Science Foundation, Washington, DC.; American Iron and Steel Inst., Washington, DC., June 1987, 330 p.
    Identifying Number(s): UCB/EERC-87/06
    Keywords: ; Floors; Composite structures; Buildings; Steel structures; Earthquake engineering; Seismic design; Experimentation

  • Thewalt, C. R.; Mahin, S. A.
    Hybrid Solution Techniques for Generalized Pseudodynamic Testing.
    National Science Foundation, Washington, DC., July 1987, 145 p.
    Identifying Number(s): UCB/EERC-87/09
    Keywords: Reliability; Damping; Tests; Earthquake engineering; Dynamic tests; Computer applications; Equations of motion; Pseudodynamic testing; Displacement; Actuators; Control equipment

  • Spanos, P. D.; Ghanem, R.
    Stochastic Finite Element Expansion for Random Media.
    National Science Foundation, Washington, DC., March 14, 1988, 43 p.
    Identifying Number(s): NCEER-88-0005
    Keywords: Earthquake engineering; Covariance; Stochastic processes; Radomi processes; Karhuman-Love orthogonal expansion; Cantilever beams

  • Duron, Z. H.
    Experimental and Finite Element Studies of a Large Arch Dam.
    National Science Foundation, Washington, DC., September 11, 1987, 193 p.
    Identifying Number(s): EERL-87-02
    Keywords: Dynamic response; Arch dams; Field tests; Earthquake engineering; Loads (Forces); Graphs (Charts); Vibration; Fluid mechanics; Compressibility; Water pressure; Dynamic structural analysis

  • Moser, M. A.
    Response of Stick-Slip Systems to Random Seismic Excitation.
    National Science Foundation, Washington, DC., January 1987, 166 p.
    Identifying Number(s): EERL-86-03
    Keywords: Poisson processes; Ground motion; Theses; Earthquake engineering; Data processing equipment; Furniture; Seismic effects; Excitation; Office equipment; Medical equipment; Random vibration

  • Cai, G. Q.; Lin, Y. K.
    Hysteretic Columns under Random Excitations.
    National Science Foundation, Washington, DC., January 9, 1989, 42 p.
    Identifying Number(s): NCEER-89-0003
    Keywords: Dynamic response; Energy dissipation; Hysteresis; Earthquake engineering; Mechanical properties; Excitation; Random vibration; Columns (Supports); Cyclic loads; Dynamic structural analysis

  • Segal, D.; Hall, W. J.
    Experimental Seismic Investigation of Appendages in Structures.
    National Science Foundation, Washington, DC., May 1989, 280 p.
    Identifying Number(s): ['UILU-ENG-89-2002', 'STRUCTURAL RESEARCH SER-545']
    Keywords: Dynamic response; Lighting equipment; Ground motion; Elastic properties; Earthquake engineering; Earthquake resistant structures; Seismic effect; Earthquakes; Vibration; Stresses; Ductility

  • Ayala, A. G.; O'Rourke, M. J.
    Effects of the 1985 Michoacan Earthquake on Water Systems and Other Buried Lifelines in Mexico.
    National Science Foundation, Washington, DC., March 8, 1989, 122 p.
    Identifying Number(s): NCEER-89-0009
    Keywords: Damage; Earthquake engineering; Pipelines; Earthquakes; Aqueducts; Water pipelines; Water supply; Structural analysis; Sewer pipes; Mexico