NEHRP Clearinghouse

displaying 1 - 4 results in total 4

  • Balling, R. J.; Pister, K. S.; Polak, E.
    DELIGHT.STRUCT: A Computer Aided Design Environment for Structural Engineering.
    National Science Foundation, Washington, DC., December 1981, 135 p.
    Identifying Number(s): UCB/EERC-81/19
    Keywords: Seismic design; Earthquake resistant structures; User needs; Computer graphics; Algorithms; Structural design; ANSR computer program; Earthquake engineering; Computer programming; Optimization; Computer aided design; Fortran; DELIGHT . STRUCT computer program; Rattle programming language

  • Beck, R. T.; Beck, J. L.
    Comparison between Transfer Function and Modal Minimization Methods for System Identification.
    National Science Foundation, Washington, DC. Directorate for Engineering., November 1985, 72 p.
    Identifying Number(s): EERL-85-06
    Keywords: Ten degrees of freedom; Oscillations; Structural vibration; Modal response; Mathematical models; Damping; Parameter estimation; Ground motion; Earthquake engineering; Buildings; System identification; Resonant frequency; Optimization; Comparison; Transfer functions

  • Yang, J. N.; Li, Z.; Vongchavalitkul, S.
    Generalization of Optimal Control Theory: Linear and Nonlinear Structures.
    National Center for Earthquake Engineering Research, Buffalo, NY.; New York State Science and Technology Foundation, Albany.; National Science Foundation, Washington, DC., November 2, 1992, 89 p.
    Keywords: ; Earthquake resistant structures; Structural vibration; Mathematical models; Control theory; Dynamic response; Earthquake engineering; Optimization; Vibration damping; Vibration isolators; Nonlinear systems; Linear systems

  • Wu, Z.; Soong, T. T.; Gattulli, V.; Lin, R. C.
    Nonlinear Control Algorithms for Peak Response Reduction.
    National Science Foundation, Arlington, VA.; New York State Science and Technology Foundation, Albany., February 16, 1995, 91 p.
    Identifying Number(s): NCEER-95-0004
    Keywords: Algorithms; Mathematical models; Robustness (Mathematics); Earthquake engineering; Optimization; Peak responses; Control systems