NEHRP Clearinghouse

displaying 881 - 890 results in total 2187

  • Hurricanes Iwa, Alicia, and Diana - Common Themes, a Report of the Committee on Natural Disasters, 1984.
    National Science Foundation, Washington, DC., January 1985, 38 p.
    Keywords: Earthquakes; Hurricane Diana; Landslides; Hurricane Alicia; Hurricane Iwa; Hurricanes; Warning systems; Tornadoes; Volcanoes; Disasters

  • Nalivkin, D. V.
    Hurricanes, Storms and Tornadoes: Geographic Characteristics and Geological Activity.
    cJanuary 1982, 609 p.
    Identifying Number(s): TT-75-52013
    Keywords: Wind (Meteorology); Atmospheric circulation; Foreign technology; Storms; Air land interactions; Air water interactions; Earthquakes; Marine meteorology; Geology; Translations; Marine microorganisms; Environmental transport; Meteorology; Air currents; Ocean currents; Sedimentation; Geography; Hurricanes; Tornadoes; Geological faults

  • 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: ; Dynamic response; Dynamic structural analysis; Bearings; Vibration isolators; Earthquake resistant structures; Earthquake engineering; Structural vibration; Feedback control; Numerical analysis; Vibration damping; Earth movements; Mathematical models; Algorithms; Rigid structures; Nonlinear systems; Seismic waves

  • Tzong, T. J.; Penzien, J.
    Hybrid Modelling of Soil-Structure Interaction in Layered Media.
    National Science Foundation, Washington, DC., October 1983, 156 p.
    Identifying Number(s): UCB/EERC-83/22
    Keywords: Far field; Earthquake engineering; Soils; Soil-structure interactions; Mechanical impedance; Excitation; Finite element techniques; Mathematical models; Near field; Dynamic structural analysis

  • Gupta, S.; Lin, T. W.; Penzien, J.; Yeh, C. S.
    Hybrid Modelling of Soil-Structure Interaction.
    National Science Foundation, Washington, DC., May 1980, 128 p.
    Identifying Number(s): UCB/EERC-80/09
    Keywords: Dynamic response; Earthquake engineering; Earthquakes; Soil structure interactions; Soil dynamics; Finite element analysis; Structures; Soil mechanics; Mathematical models

  • 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

  • Kadle, D. S.; Chwang, A. T.
    Hydrodynamic Effect of Earthquakes on Circular Dam-Reservoir Systems.
    National Science Foundation, Washington, DC., August 1982, 78 p.
    Identifying Number(s): IIHR-246
    Keywords: Arch dams; Ground motion; Dams; Pressure distribution; Earthquake engineering; Earthquakes; Hydrodynamics; Reservoirs; Water pressure; Surface waves

  • Petkewich, M. D.; Parkhurst, D. L.; Conlon, K. J.; Campbell, B. G.; Mirecki, J. E.
    Hydrologic and Geochemical Evaluation of Aquifer Storage Recovery in the Santee Limestone/Black Mingo Aquifer, Charleston, South Carolina, 1998-2002.
    January 2004, 96 p.
    Identifying Number(s): USGS-SIR-2004-5046
    Keywords: Carbonates; Potable water; Water pollution sampling; Evaluation; Geochemistry; Aquifers; Water quality; South Carolina; Water wells; Hydrology; Aquifer storage recovery; Water chemistry; Sediments; Stratigraphy

  • 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: Damping; HYPOCENTER model; Time; Mean; Iterations; Earthquakes; Equations; Velocity; Adaptive systems; Epicenters; Variables; Seismic velocity; Seismic data; Seismic arrays; Least squares method; Arrival time; Algorithms; Reprints; Position (Location); Travel time

  • 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: Damping; Buildings; Error analysis; Earthquake engineering; Earthquake resistant structures; Mechanical hysteresis; Degrees of freedom; Concrete structures; Least squares method