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: ANSR computer program; Computer programming; User needs; Earthquake engineering; Earthquake resistant structures; Seismic design; Structural design; Rattle programming language; Computer graphics; Optimization; Fortran; Algorithms; Computer aided design; DELIGHT . STRUCT computer program

  • 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: Ground motion; Ten degrees of freedom; Buildings; Earthquake engineering; Damping; Structural vibration; Comparison; Modal response; System identification; Optimization; Resonant frequency; Mathematical models; Transfer functions; Oscillations; Parameter estimation

  • 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: ; Dynamic response; Vibration isolators; Earthquake resistant structures; Earthquake engineering; Structural vibration; Vibration damping; Optimization; Linear systems; Mathematical models; Nonlinear systems; Control theory

  • 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: Earthquake engineering; Robustness (Mathematics); Optimization; Mathematical models; Algorithms; Peak responses; Control systems