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 faultsGasparini, 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 criteriaPique, 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 analysisYang, 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 wavesCheng, 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 codesAustin, 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 analysisBhatti, 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 analysisBalling, 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 criteriaBhatti, 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 analysisCheng, 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