Construction of reduced system by two-level condensation scheme and refined sensitivity analysis

Collection of Technical Papers - AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference

Volumn 7, Issue , 2004, Pages 5146-5156

  Kim, Hyungi ^a   Cho, Maenghyo ^a  

^a Seoul National University   (South Korea)

Author keywords

[No Author keywords available]

Indexed keywords

ALGORITHMS; COMPUTATIONAL COMPLEXITY; CONDENSATION; DEFECTS; DEGREES OF FREEDOM (MECHANICS); EIGENVALUES AND EIGENFUNCTIONS; PARAMETER ESTIMATION;

BODY SEPARATION TECHNIQUE; NONTRIVIAL FLAWS; SYSTEM MATRIX; TWO-LEVEL CONDENSATION;

CONSTRUCTION INDUSTRY;

EID: 16244415836     PISSN: 02734508     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.2514/6.2004-2003     Document Type: Conference Paper

References (19)

1. Guyan, R.J., "Reduction of stiffness and mass matrices," AIAA journal, vol.3, no.2, 1965, pp.380
2. Andrew, Leung.Y.T, "An accurate method of dynamic condensation in structural analysis," Int.J.Numer.Mech. Engng., vol.12, 1978, pp.1705-1715
3. L. E, Suarez, "Dynamic condensation method for structural eigenvalue analysis," AIAA journal, vol.30, no.4, 1992, pp. 1046-1054
4. M. Paz, "Dynamic condensation," AIAA journal, vol. 22, no.5, 1984, pp.724-727
5. th international modal analysis conference, Union college, Schenectady. NY, 1989, pp. 17-21
6. Zhang, D., W.,Li, S., "Succession-level approximate reduction(SAR) technique for structural dynamic model," Analysis conference(Nashville,TN), Union college press, Schenectady, NY, 1995, pp.435-441
7. Kim, K.O., M.K Kang, "Convergence acceleration of iterative modal reduction methods," AIAA journal, vol.39, no.1, 2001, pp.134-140
8. Henshell, RD and Ong, J.H, "Automatic masters from eigenvalues economisation," J. Earthquake Equ. and Struct. Dyn., 3, 1975, pp.375-383
9. Ong, J.H., "Improved automatic masters for eigenvalue economization," Finite elements in analysis and design, vol.3, no.2, 1987, pp.149-160
10. Shah,V.N., Raymund,M.,"Analytical selection of masters for the reduced eigenvalue problem," Int.J.Numer. Mech.Engng., vol.18, no.1, 1982, pp.89-98
11. Matta,K.W., "Selection of degrees of freedom for dynamic analysis," Journal of pressure vessel technology, vol.109, no.1, 1987, pp.65-69
12. Kidder, R.L., "Reduction of structural frequency evaluations," AIAA journal, vol.11. no.6, 1973, pp.892
13. Kim, K.O.,Choi, Y.J., "Energy method for selection of degrees of freedom in condensation," AIAA journal, vol.38, no.7, 2000, pp.1253-1259
14. H.Kim, M.Cho, "Two-Level Scheme for Selection of Degrees of Freedom by Energy Estimation Combined with Sequential Elimination," Int.J.Solids Struct., 2004, submitted.
15. M.Cho, H.Kim, "Element-based Node Selection Method for Reduction of Eigenvalue Problems," AIAA journal, 2004, accepted
16. F.Van Keulen and H, De Boer, "Rigorous improvement of semi-analytical design sensitivities by exact differentiation of rigid body motions," Int.J.Numer.Mech.Engng., vol.42, 1998, pp.71-91
17. HTTP://www.hpfem.jku.at/netgen, developed by Joachim Schöberl, 1997
18. Aminpour, M.A., "An assumed stress hybrid 4 node shell element with drilling degrees of freedom," Int.J.Numer. Mech.Engng., vol.33, 1992, pp.19-38
19. H, De Boer and F. Van Keulen, "Refined semi-analytical design sensitivities," Int.J.Solids Struct., 37, 2000, pp.6961-6980