NEHRP Clearinghouse

displaying 1 - 7 results in total 7

  • Smith, J. K.
    Effects of Cracks on the Seismic Analysis of Reinforced Concrete Nuclear Containment Vessels.
    National Science Foundation, Washington, D.C. Research Applied to National Needs., April 1977, 175 p.
    Identifying Number(s): 368
    Keywords: Cracking (Fracturing); Reinforced concrete; Steel; Least squares method; Degrees of freedom; Finite element analysis; Earthquake engineering; Nuclear reactor containment; Seismic surveys; Computer programs; Modal computer program; Pressure vessels; Design criteria; Shear stresses

  • Taoka, G. T.
    System Identification of Tall Vibrating Structures.
    National Science Foundation, Washington, DC. Engineering and Applied Science., July 1979, 124 p.
    Keywords: Skyscrapers; Tall buildings; Earthquake resistant structures; Tokyo (Japan); Least squares method; Yokohama (Japan); Forced vibration; Dynamic response; Earthquake engineering; Power spectra; Japan; Earthquakes; Dynamic structural analysis

  • Toussi, S.; Yao, J. T. P.
    Hysteresis Identification of Multi-Story Buildings.
    National Science Foundation, Washington, DC., May 1981, 96 p.
    Identifying Number(s): CE-STR-81-15
    Keywords: Earthquake resistant structures; Mechanical hysteresis; Damping; Degrees of freedom; Buildings; Earthquake engineering; Concrete structures; Error analysis; Least squares method

  • Lienert, B. R.; Berg, E.; Frazer, L. N.
    Hypocenter: An Earthquake Location Method Using Centered, Scaled, and Adaptively Damped Least Squares.
    June 1986, 15 p.
    Identifying Number(s): HIG-CONTRIB-1712
    Keywords: Equations; HYPOCENTER model; Velocity; Arrival time; Seismic velocity; Seismic data; Damping; Time; Earthquakes; Position (Location); Travel time; Algorithms; Seismic arrays; Mean; Reprints; Variables; Epicenters; Adaptive systems; Iterations; Least squares method

  • 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

  • Brady, R. J.; Perkins, J. B.
    Macroeconomic Effects of the Loma Prieta Earthquake.
    National Science Foundation, Washington, DC. Div. of Industrial Science and Technological Innovation., November 1991, 53 p.
    Keywords: Economic factors; Estimates; Statistical analysis; Loma Prieta Earthquake; California; San Francisco Bay Area; Earthquake damage; Earthquakes; Economic impact; Economic analysis; Employment; Least squares method

  • Singh, H.; Thayer, M. A.; Murdoch, J. C.
    Loma Prieta Earthquake: An Event Study of Changes in Risk Perceptions and the Housing Market.
    National Science Foundation, Washington, DC. Div. of Industrial Science and Technological Innovation., January 1992, 117 p.
    Keywords: Prices; Benefit cost analysis; Loma Prieta Earthquake; California; San Francisco Bay Area; Least squares method; Earthquake damage; Risk; Market value; Perception; Soil properties; Residential buildings; Economic factors