NEHRP Clearinghouse

displaying 1 - 6 results in total 6

  • 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: Dynamic response; Earthquake resistance; Dynamic structural analysis; Acceleration (Physics); Bearings; Earthquake engineering; Earthquake resistant structures; Structural vibration; Vibration damping; Earth movements; Active control; Adaptive control; Displacement; Mathematical models; Control equipment; Seismic waves

  • 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: Dynamic response; Earthquake resistance; Dynamic structural analysis; Velocity measurement; Floors; Earthquake engineering; Earthquake resistant structures; Acceleration (Physics); Structural vibration; Stochastic processes; Feedback control; Numerical analysis; Vibration damping; Earth movements; Active control; Displacement; Mathematical models; Control equipment; Seismic waves

  • 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: ; Braces; Dynamic response; Buildings; Earthquake resistance; Earthquake resistant structures; Specifications; Loads (Forces); Earthquake engineering; Structural vibration; Earthquakes; Seismic effects; Active control; Mathematical models; Servomechanisms; Algorithms; Actuators; Bracing

  • 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: ; Dynamic response; Half spaces; Earthquake resistant structures; Earthquake engineering; Structural design; Soil-structure interactions; Foundations (Structures); Vibration damping; Stiffness; Coefficients; Active control; Degrees of freedom; Mathematical models; Algorithms; Excavation; Closed loop systems; Dynamic structural analysis

  • 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: Dynamic response; Buildings; Vibration isolators; Earthquake resistant structures; Hysteresis; Earthquake engineering; Structural vibration; Vibration damping; Seismic effects; Sliding mode control; Robustness (Mathematics); Linear systems; Active control; Variable structure system; Mathematical models; Nonlinear systems; 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: ; Dynamic response; Optimal control; Buildings; Vibration isolators; Earthquake engineering; Seismic waves; Hysteresis; Polynomials; Structural response; Active control; Linear systems; Nonlinear systems; Control systems; Seismic isolation; Structural dynamics