NEHRP Clearinghouse

displaying 1 - 2 results in total 2

• Tansirikongkol, V.; Pecknold, D. A.
  Approximate Modal Analysis of Bilinear MDF Systems Subjected to Earthquake Motions.
  National Science Foundation, Washington, DC. Research Applied to National Needs., August 1978, 221 p.
  Identifying Number(s): ['STRUCTURAL RESEARCH SER-449', 'UILU-ENG-78-2010']
  Keywords: One degree of freedom; Structures; Ten degrees of freedom; Three degrees of freedom; Mechanical hysteresis; Dynamic response; Degrees of freedom; Earthquake engineering; Buildings; Theses; Elastic properties; Earthquakes; Dynamic structural analysis

• 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