A Theory for Strain-Based Structural System Identification

[+] Author and Article Information
G. W. Reich

Multidisciplinary Technologies Center, Air Force Research Laboratory, AFRL/VASD, 2210 Eighth Street Building 146, Wright-Patterson AFB, OH 45433-7531

K. C. Park

Department of Aerospace Engineering Sciences and Center for Aerospace Structures, University of Colorado, Campus Box 429, Boulder, CO 80309

J. Appl. Mech 68(4), 521-527 (Feb 21, 2001) (7 pages) doi:10.1115/1.1379954 History: Received February 16, 2000; Revised February 21, 2001
Copyright © 2001 by ASME
Your Session has timed out. Please sign back in to continue.


Juang,  J. N., and Pappa,  R. S., 1985, “An Eigensystem Realization Algorithm for Modal Parameter Identification and Model Reduction,” J. Guid. Control Dyn., 8, No. 5, pp. 620–627.
Alvin,  K. F., and Park,  K. C., 1994, “Second-Order Structural Identification Procedure via State-Space-Based System Identification,” AIAA J., 32, No. 2, pp. 397–406.
Park,  K. C., and Felippa,  C. A., 1998, “A Variational Framework for Solution Method Developments in Structural Mechanics,” ASME J. Appl. Mech., 65, No. 1, pp. 242–249.
Zienkiewicz, O. C., and Taylor, R. E., 1989, The Finite Element Method, Vol. 1, 4th Ed., McGraw-Hill, New York.
Park, K. C., and Reich, G. W., 1999, “A Procedure to Determine Accurate Rotations From Measured Strains and Displacements for System Identification,” Proc. 17th International Modal Analysis Conference, Kissimmee, FL.
Reich,  G. W., and Park,  K. C., 2001, “Use of Substructural Transmission Zeros for Structural Health Monitoring,” AIAA J., 38, No. 6, pp. 1040–1046.
Robertson,  A. N., Park,  K. C., and Alvin,  K. F., 1998, “Extraction of Impulse Response Data via Wavelet Transform for Structural System Identification,” ASME J. Vibr. Acoust., 120, No. 1, pp. 252–260.
Guyan,  R. J., 1965, “Reduction of Stiffness and Mass Matrices,” AIAA J., 3, No. 2, p. 380.


Grahic Jump Location
Elemental strain measurement locations
Grahic Jump Location
Two methods for measuring rotation angles
Grahic Jump Location
Example of partitioning into four substructures
Grahic Jump Location
Partitioned two-beam system
Grahic Jump Location
Comparison of strain-based realization versus global realization



Some tools below are only available to our subscribers or users with an online account.

Related Content

Customize your page view by dragging and repositioning the boxes below.

Related Journal Articles
Related eBook Content
Topic Collections

Sorry! You do not have access to this content. For assistance or to subscribe, please contact us:

  • TELEPHONE: 1-800-843-2763 (Toll-free in the USA)
  • EMAIL: asmedigitalcollection@asme.org
Sign In