NEHRP Clearinghouse

displaying 1 - 3 results in total 3

• ['Song, J.', 'Chu, Y. L.', 'Liang, Z.', 'Lee, G. C.']
  Modal Analysis of Generally Damped Linear Structures Subjected to Seismic Excitations.
  Multidisciplinary Center for Earthquake Engineering Research, Buffalo, NY.; Federal Highway Administration, Washington, DC.; National Science Foundation, Washington, DC., March 4, 2008, 228 p.
  Identifying Number(s): MCEER-08-0005
  Keywords: Evaluation; Modal response; Damping; Mathematical models; Dynamic response; Earthquake engineering; Virbration; Displacement; Modal combination; Seismic effects; 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

• ['Maruyama, O.', 'Yun, C. B.', 'Hoshiya, M.', 'Shinozuka, M.']
  Program EXKAL2 for Identification of Structural Dynamic Systems.
  National Science Foundation, Washington, DC., May 19, 1989, 176 p.
  Identifying Number(s): NCEER-89-0014
  Keywords: Kalman filters; Input output processing; Earthquake resistant structures; Dynamic loads; Modal response; Systems engineering; EXKAL2 program; Computer applications; Dynamic structural analysis; Graphs (Charts); Computer programs; Earthquakes; User manuals (Computer programs)