NEHRP Clearinghouse

displaying 1111 - 1120 results in total 1394

  • Yang, J. N.; Wu, J. C.; Agrawal, A. K.; Li, Z.
    Sliding Mode Control for Seismic-Excited Linear and NonLinear Civil Engineering Structures.
    National Science Foundation, Arlington, VA.; New York State Science and Technology Foundation, Albany., June 21, 1994, 105 p.
    Identifying Number(s): NCEER-94-0017
    Keywords: Earthquake resistant structures; Structural vibration; Mathematical models; Variable structure system; Dynamic response; Earthquake engineering; Buildings; Robustness (Mathematics); Vibration damping; Active control; Hysteresis; Sliding mode control; Linear systems; Nonlinear systems; Seismic effects; Vibration isolators; Dynamic structural analysis

  • Abrams, D. P.; Calvi, G. M.
    Proceedings of the U.S.-Italy Workshop on Guidelines for Seismic Evaluation and Rehabilitation of Unreinforced Masonry Buildings. Held in Pavia, Italy on June 22-24, 1994.
    National Center for Earthquake Engineering Research, Buffalo, NY.; National Science Foundation, Arlington, VA.; New York State Science and Technology Foundation, Albany., July 20, 1994, 300 p.
    Keywords: Italy; Failure (Mechanics); Seismic waves; Unreinforced masonry buildings; Photographs; Mathematical models; United States; Buildings; Earthquake engineering; Rehabilitation; Hazards; Meetings; Safety; Historic buidings; International cooperation; Case studies; Architectural design

  • Mehrabi, A. B.; Shing, P. B.; Schuller, M. P.; Noland, J. L.
    Performance of Masonry-Infilled R/C Frames under In-Plane Lateral Loads.
    National Science Foundation, Arlington, VA., October 1994, 272 p.
    Identifying Number(s): CU/SR-94/6
    Keywords: Infilled panels; Reinforced concrete; Lateral loads; Prototypes; Displacement; Shear stresses; Cyclic loads; Masonry; Finite element method; Failure modes; Strain gages; Stress strain relations; Structural failure; Algorithms; Earthquake damage; Concrete structures; Cracks; Structural components; Wall loading; Structural analysis; Cracking (Fracturing); Frames; Dynamic response; Earthquake engineering

  • Singh, R. K.; Smith, H. A.
    Vibration Analysis of Skeletal Systems Using a Mixed Formulation with an Arnoldi-Based Nonlinear Eigensolution Technique.
    National Science Foundation, Washington, DC., December 1993, 192 p.
    Keywords: ; Finite element method; Vibration mode; Structural vibration; Eigenvalues; Algorithms; Matrices (Mathematics); Dynamic response; Degrees of freedom; Earthquake engineering; Vibration damping; Resonant frequency; Nonlinear systems; Structural analysis

  • Hwang, H. H. M.; Huo, J. R.
    Generation of Hazard-Consistent Fragility Curves for Seismic Loss Estimation Studies.
    National Center for Earthquake Engineering Research, Buffalo, NY.; National Science Foundation, Arlington, VA.; New York State Science and Technology Foundation, Albany., June 14, 1994, 180 p.
    Keywords: Damage assessment; Structural failure; Mathematical models; Earthquake damage; Earthquake engineering; Hazards; Fragility curves; Damage probability matrix; Estimation; Soil structure interactions; Nonlinear systems; Building codes; Soil mechanics; Earthquakes; Structural analysis

  • Reinhorn, A. M.; Nagarajaiah, S.; Constantinou, M. C.; Tsopelas, P.; Li, R.
    3D-BASIS-TABS: Version 2.0 Computer Program for Nonlinear Dynamic Analysis of Three Dimensional Base Isolated Structures.
    National Science Foundation, Arlington, VA.; New York State Science and Technology Foundation, Albany., June 22, 1994, 170 p.
    Keywords: 3D-BASIS-TABS computer program; Earthquake resistant structures; Structural vibration; Dynamic response; Buildings; Earthquake engineering; Vibration damping; Stiffness; Computer programs; Vibration isolators; Bearings; Dynamic structural analysis

  • Lutz, K. A.; Kiremidjian, A. S.
    Generalized Semi-Markov Process for Modeling Spatially and Temporally Dependent Earthquakes.
    National Science Foundation, Arlington, VA.; Electric Power Research Inst., Palo Alto, CA., cJuly 1993, 102 p.
    Keywords: Seismic hazards; Tectonics; Forecasting; Mathematical models; Earth movements; Site characterization; Dynamic response; Earthquake engineering; Faults (Geology); Structural geology; Earthquakes; Markov processes

  • Krawinkler, H.; Zhu, B.
    U.S./P.R.C. Workshop on Experimental Methods in Earthquake Engineering. Proceedings of a Workshop. Held in Shanghai, P.R.C. on November 10-12, 1992.
    National Science Foundation, Arlington, VA.; Tongji Univ., Shanghai (China)., July 1993, 249 p.
    Keywords: ; Deformation; Reinforced concrete; Test facilities; Construction materials; Pile structures; Displacement; International cooperation; Cyclic loads; Earthquake resistant structures; Structural vibration; Meetings; Structural analysis; China; Model tests; Dynamic response; United States; Earthquake engineering; Dynamic models

  • Rahnama, M.; Krawinkler, H.
    Effects of Soft Soil and Hysteresis Model on Seismic Demands.
    National Science Foundation, Arlington, VA.; Kajima Corp., Tokyo (Japan)., July 1993, 249 p.
    Keywords: ; Earthquake resistant structures; Mathematical models; Structural design; Dynamic response; Strain hardening; Earthquake engineering; Ground motion; Hysteresis; Displacement; Soil structure interactions; Stiffness; Nonlinear systems; Ductility; Soil mechanics; Structural analysis

  • Tsopelas, P.; Constantinou, M. C.
    NCEER-Taisei Corporation Research Program on Sliding Seismic Isolation Systems for Bridges: Experimental and Analytical Study of a System Consisting of Lubricated PTFE Sliding Bearings and Mild Steel Dampers.
    National Science Foundation, Washington, DC.; New York State Science and Technology Foundation, Albany., July 22, 1994, 160 p.
    Identifying Number(s): NCEER-94-0022
    Keywords: ; Bridges (Structures); Seismic design; Earthquake resistant structures; Structural vibration; Model tests; Dynamic response; Earthquake engineering; Vibration damping; Hysteresis; Displacement; Bridge design; Vibration isolators; Bearings; Structural analysis