NEHRP Clearinghouse

displaying 1271 - 1280 results in total 2187

  • Matthiesen, R. B.
    On the Development of Strong-Motion Instrument Networks in the United States.
    National Science Foundation, Washington, DC. Applied Science and Research Applications., October 1978, 97 p.
    Identifying Number(s): OPEN FILE-78/1024
    Keywords: ; Structures; Evaluation; Seismometers; Planning; Seismic arrays; Project planning; United States; Buildings; Instrumentation; Seismological stations; Site surveys; Seismic surveys; History; Accelerometers; Earthquakes; Geological faults

  • Gasparini, D. A.
    On the Safety Provided by Alternate Seismic Design Methods.
    National Science Foundation, Washington, D.C. Div. of Advanced Environmental Research and Technology., July 1977, 218 p.
    Identifying Number(s): R77-22
    Keywords: Seismic design; Earthquake resistant structures; Risk analysis; Earth movements; Degrees of freedom; Buildings; Earthquake engineering; Random vibration; Risk; Dynamic response; Design criteria

  • Pique, J. R.
    On the Use of Simple Models in Nonlinear Dynamic Analysis.
    National Science Foundation, Washington, DC. Engineering and Applied Science., September 1976, 284 p.
    Identifying Number(s): R76-43
    Keywords: One degree of freedom; Earthquake resistant structures; Framed structures; Seismic waves; Degrees of freedom; Ground motion; Earthquake engineering; Elastic properties; Nonlinear systems; Earthquakes; Dynamic structural analysis

  • Yang, J. N.; Long, F. X.; Wong, D.
    Optimal Control of Nonlinear Flexible Structures.
    National Science Foundation, Washington, DC., January 22, 1988, 113 p.
    Identifying Number(s): NCEER-88-0002
    Keywords: Earthquake resistant structures; Optimal control algorithms; Dynamic structure analysis; Nonlinear flexible structures; Elastic waves

  • Cheng, F. Y.; Truman, K. Z.
    Optimal Design of 3-D Reinforced Concrete and Steel Buildings Subjected to Static and Seismic Loads Including Code Provisions.
    National Science Foundation, Washington, DC., June 1985, 416 p.
    Identifying Number(s): CIVIL ENGINEERING STUDY-85-20
    Keywords: ; Earthquake resistant structures; Reinforced concrete; Design; Static loads; Reinforcing steels; Structural design; Buildings; Building codes

  • Austin, M. A.; Pister, K. S.
    Optimal Design of Friction-Braced Frames under Seismic Loading.
    National Science Foundation, Washington, DC., June 1983, 106 p.
    Identifying Number(s): UCB/EERC-83/10
    Keywords: Struct computer program; Girders; Earthquake resistant structures; Sensitivity analysis; Framed structures; Structural design; Computer applications; Ground motion; Earthquake engineering; Buildings; Dynamic response; Delight; Dynamic structural analysis

  • Bhatti, M. A.
    Optimal Design of Localized Nonlinear Systems with Dual Performance Criteria Under Earthquake Excitations.
    National Science Foundation, Washington, DC., July 1979, 110 p.
    Identifying Number(s): UCB/EERC-79/15
    Keywords: Seismic design; Earthquake resistant structures; Algorithms; Dynamic response; Ground motion; Earthquake engineering; Computer programming; Minimax technique; Nonlinear programming; Computer aided design; Nonlinear systems; Dynamic structural analysis

  • Balling, R. J.; Ciampi, V.; Pister, K. S.; Polak, E.
    Optimal Design of Seismic-Resistant Planar Steel Frames.
    National Science Foundation, Washington, DC., December 1981, 127 p.
    Identifying Number(s): UCB/EERC-81/20
    Keywords: Seismic design; Earthquake resistant structures; User needs; Computer graphics; RATTLE computer program; Mathematical programming; Mathematical models; Structural design; Ground motion; Earthquake engineering; Soil structure interactions; Computer aided design; Design criteria

  • Bhatti, M. A.; Pister, K. S.; Polak, E.
    Optimal Design of an Earthquake Isolation System.
    National Science Foundation, Washington, DC., October 1978, 120 p.
    Identifying Number(s): UCB/EERC-78/22
    Keywords: Seismic design; Earthquake resistant structures; Energy absorption; Mechanical hysteresis; Mathematical models; Structural design; Buildings; Earthquake engineering; Ground motion; Dynamic structural analysis

  • Cheng, F. Y.; Pantelides, C. P.
    Optimal Placement of Actuators for Structural Control.
    National Science Foundation, Washington, DC., August 15, 1988, 78 p.
    Identifying Number(s): NCEER-88-0037
    Keywords: ; Earthquake resistant structures; Seismic waves; Placement; Actuators; Stability; Graphs (Charts); Simulation; Soil dynamics; Loads (Forces); Earthquakes; Dynamic structural analysis