NEHRP Clearinghouse
displaying 21 - 26 results in
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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 wavesPolak, E.; Meeker, G.; Yamada, K.; Kurata, N.
Evaluation of an Active Variable-Damping-Structure.
Air Force Office of Scientific Research, Bolling AFB, DC.; National Science Foundation, Washington, DC., February 1993, 86 p.
Identifying Number(s): UCB/EERC-93/02
Keywords: ; Earthquake engineering; Loads (Forces); Seismic design; Automatic control; Numerical analysis; Vibration damping; Mathematical modelsTing, N. H.; Whitman, R. V.
Dynamic Centrifuge Testing of a Tilting Retaining Wall with Saturated Backfill. 2. Analysis and Interpretation of Results.
National Science Foundation, Washington, DC. Directorate for Engineering., May 1993, 476 p.
Identifying Number(s): MIT-CE-R93-13
Keywords: ; Centrifuging; Tests; Theses; Earthquake engineering; Retaining walls; Sands; Graphs (Charts); Numerical analysis; Backfilling; Liquefaction (Soils)Vulcano, A.; Bertero, V. V.
Analytical Models for Predicting the Lateral Response of R C Shear Walls: Evaluation of Their Reliability.
National Science Foundation, Washington, DC., November 1987, 91 p.
Identifying Number(s): UCB/EERC-87/19
Keywords: Earthquake engineering; Earthquake resistant structures; Models; Mechanical hysteresis; Lateral pressure; Reinforced concrete; Numerical analysis; Walls; Stiffness; Structural analysis; Shear stressHelmberger, D. V.; Harkrider, D. G.
Modeling Earthquakes with Generalized Ray Theory.
Air Force Office of Scientific Research, Bolling AFB, DC, January 1978, 21 p.
Identifying Number(s): CONTRIB-2959
Keywords: Elastic waves; Iterations; Ray theory; Earthquakes; Faults (Geology); Numerical analysis; Cagniard deHoop technique; Wave propagation; Reprints; Seismic wavesChang, J. J.; Lee, J. J.
Water Waves Generated by Three Dimensional Bed Motion: Abstract for the Paper to be Presented at the International Tsunami Symposium, May 25-29, 1981, Japan.
National Science Foundation, Washington, DC. Engineering and Applied Science., January 1980, 7 p.
Keywords: Tsunamis; Earthquake engineering; Ocean waves; Earthquakes; Numerical analysis; Wave propagation; Ocean bottom