NEHRP Clearinghouse

displaying 1 - 6 results in total 6

  • Reinhorn, A. M.; Soong, T. T.; Lin, R. C.; Riley, M. A.; Wang, Y. P.
    Active Bracing System: A Full Scale Implementation of Active Control.
    National Science Foundation, Washington, DC., August 14, 1992, 113 p.
    Identifying Number(s): NCEER-92-0020
    Keywords: ; Earthquake resistant structures; Braces; Structural vibration; Earthquake resistance; Specifications; Algorithms; Mathematical models; Bracing; Actuators; Dynamic response; Buildings; Earthquake engineering; Active control; Servomechanisms; Loads (Forces); Seismic effects; Earthquakes

  • 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

  • Agrawal, A. K.; Yang, J. N.
    Optimal Polynomial Control of Linear and Nonlinear Structures.
    National Science Foundation, Arlington, VA.; New York State Science and Technology Foundation, Albany., December 11, 1995, 106 p.
    Identifying Number(s): NCEER-95-0019
    Keywords: ; Seismic waves; Seismic isolation; Polynomials; Dynamic response; Buildings; Earthquake engineering; Active control; Structural dynamics; Hysteresis; Linear systems; Structural response; Nonlinear systems; Optimal control; Control systems; Vibration isolators

  • Cheng, F. Y.; Suthiwong, S.
    Active Control for Seismic-Resistant Structures on Embedded Foundation in Layered Half-Space.
    National Science Foundation, Arlington, VA.; National Center for Earthquake Engineering Research, Buffalo, NY., August 1996, 297 p.
    Identifying Number(s): STRUCTURAL SER-96-2
    Keywords: ; Earthquake resistant structures; Algorithms; Mathematical models; Coefficients; Structural design; Dynamic response; Degrees of freedom; Foundations (Structures); Active control; Closed loop systems; Vibration damping; Earthquake engineering; Stiffness; Soil-structure interactions; Excavation; Half spaces; Dynamic structural analysis

  • Yang, J. N.; Danielians, A.
    Two Hybrid Control Systems for Building Structures under Strong Earthquakes.
    National Center for Earthquake Engineering Research, Buffalo, NY.; National Science Foundation, Washington, DC., June 29, 1990, 80 p.
    Keywords: Earthquake resistant structures; Adaptive control; Structural vibration; Earthquake resistance; Control equipment; Seismic waves; Mathematical models; Earth movements; Dynamic response; Earthquake engineering; Active control; Vibration damping; Displacement; Acceleration (Physics); Bearings; Dynamic structural analysis

  • Yang, J. N.; Li, Z.
    Instantaneous Optimal Control with Acceleration and Velocity Feedback.
    National Center for Earthquake Engineering Research, Buffalo, NY.; National Science Foundation, Washington, DC., June 29, 1990, 56 p.
    Keywords: Numerical analysis; Seismic waves; Feedback control; Earth movements; Displacement; Mathematical models; Vibration damping; Stochastic processes; Earthquake resistant structures; Structural vibration; Active control; Acceleration (Physics); Floors; Control equipment; Earthquake resistance; Dynamic response; Earthquake engineering; Velocity measurement; Dynamic structural analysis