NEHRP Clearinghouse

displaying 971 - 980 results in total 1394

  • ['Somaprasad, H. R.', 'Toksoy, T.', 'Yoshiyuki, H.', 'Aktan, A. E.']
    Closed-Loop Modal Testing of a 27-Story Reinforced Concrete Flat Plate-Core Building.
    National Science Foundation, Washington, DC., July 15, 1991, 148 p.
    Identifying Number(s): NCEER-91-0016
    Keywords: Closed loop modal tests; Reinforced concrete; Structural vibration; Algorithms; Data acquisition; Dynamic response; Buildings; Concrete structures; Earthquake engineering; Vibration damping; Resonant frequency; Foundations; Signal processing; Loads (Forces); Structural analysis

  • ['Nicholson, P. G.', 'Seed, R. B.', 'Anwar, H.']
    Measurement and Elimination of Membrane Compliance Effects in Undrained Triaxial Testing.
    National Science Foundation, Washington, DC., December 1989, 300 p.
    Identifying Number(s): UCB/EERC-89/10
    Keywords: Strains; Gravel; Membrane compliance effects; Earthquake engineering; Porous materials; Liquefaction; Membranes; Soil properties; Modulus of elasticity; Sands; Soil mechanics; Soil tests

  • ['Hwang, H. H. M.', 'Lee, C. S.']
    Probabilistic Evaluation of Liquefaction Potential.
    November 25, 1991, 87 p.
    Keywords: Probability theory; Stochastic analysis; Statistical analysis; Seismic waves; Memphis County (Tennessee); Dynamic response; Earthquake engineering; Shear stress; Liquefaction; Soil pressure; Nonlinear systems; Soil mechanics; Earthquakes

  • ['Hwang, H. H. M.', 'Hsu, H. M.']
    Study of Reliability-Based Criteria for Seismic Design of Reinforced Concrete Frame Buildings.
    National Science Foundation, Washington, DC., August 10, 1991, 188 p.
    Identifying Number(s): NCEER-91-0023
    Keywords: ; Earthquake resistant structures; Reinforced concrete; Framed structures; Seismic waves; Mathematical models; Dynamic response; Design standards; Earthquake engineering; Risk; Reliability; Loads (Forces); Concrete construction; Design criteria

  • ['Engelhardt, M. D.', 'Popov, E. P.']
    Behavior of Long Links in Eccentrically Braced Frames.
    National Science Foundation, Washington, DC.; American Iron and Steel Inst., Washington, DC., January 1989, 415 p.
    Identifying Number(s): UCB/EERC-89/01
    Keywords: ; Seismic design; Earthquake resistant structures; Dynamic loads; Beams (Supports); Structural vibration; Steel structures; Deformation; Test facilities; Frames; Dynamic response; Earthquake engineering; Shear stress; Bending moments; Cyclic loads; Plastic analysis; Loads (Forces); Structural members

  • ['Zayas, V.', 'Low, S.', 'Bozzo, L.', 'Mahin, S.']
    Feasibility and Performance Studies on Improving the Earthquake Resistance of New and Existing Buildings Using the Friction Pendulum System.
    National Science Foundation, Washington, DC., September 1989, 308 p.
    Identifying Number(s): UCB/EERC-89/09
    Keywords: Seismic design; Loads (Forces); Structural members; Mathematical models; Performance evaluation; Vibration damping; Vibration isolators; Earthquake resistant structures; Structural vibration; Earthquake damage; Structural design; Buildings; Feasibility studies; Rehabilitation; Friction Pendulum System; Pendulums; Friction; Dynamic response; Earthquake engineering; Cost effectiveness

  • ['Clark, P. W.', 'Kelly, J. M.']
    Experimental Testing of the Resilient-Friction Base Isolation System.
    National Science Foundation, Washington, DC., July 1990, 162 p.
    Identifying Number(s): UCB/EERC-90/10
    Keywords: Earthquake resistant structures; Structural vibration; Seismic waves; Test facilities; Steel structures; Dynamic tests; Shear properties; Dynamic response; Earthquake engineering; Resilient-Friction Base Isolator; Vibration damping; Displacement; Vibration isolators; Bearings; Structural members; Earthquakes; Structural analysis

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

  • ['Yang, J. N.', 'Li, Z.']
    Instantaneous Optimal Control for Linear, Nonlinear and Hysteretic Structures - Stable Controllers.
    National Center for Earthquake Engineering Research, Buffalo, NY.; National Science Foundation, Washington, DC., November 15, 1991, 57 p.
    Keywords: ; Seismic waves; Matrices (Mathematics); Algorithms; Controllers; Mathematical models; Lyapunov functions; Dynamic response; Earthquake engineering; Vibration damping; Vibration isolators; Nonlinear systems

  • ['Fan, K.', 'Gazetas, G.']
    Seismic Response of Single Piles and Pile Groups.
    National Science Foundation, Washington, DC.; National Center for Earthquake Engineering Research, Buffalo, NY., January 10, 1991, 56 p.
    Keywords: ; Earthquake resistant structures; Structural vibration; Seismic waves; Dynamic response; Earthquake engineering; Pile foundations; Loads (Forces); Seismic effects; Soil mechanics; Mechanical properties; Dynamic structural analysis