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Re: dynamic condensation
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- Subject: Re: dynamic condensation
- From: Walter Sawruk <sawruk(--nospam--at)ix.netcom.com>
- Date: Wed, 17 Nov 1999 17:33:32 -0500
Another reference for dynamic condensation is - M. Paz, STRUCTURAL DYNAMICS - THEORY AND COMPUTATION, Van Nostrand Reinhold, NY, NY, 3rd ed., 1991, Chapter 13. Walt Sawruk EQE International, Inc. Shillington, PA email: ws(--nospam--at)eqe.com web site: http://www.eqe.com At 01:24 PM 17-11-1999 -0500, you wrote: >Hi, > >Are there any references to "dynamic condensation"? There is a well-known >method, static condensation, that condens a stiffness matrix with respect to >a particular set of DOF. The subject interested here is "dymanic >condensation", that condens eigenvalue equations. For the following example, > >/ \ / \ / \ >| K_aa K_ab | | X_1 |=(lambda) | X_1 | >| K_ba K_bb | | X_2 | | X_2 | >\ / \ / \ / > >(Due to different font set, it may be difficult in reading the previous >equation. Please re-shape it if necessary) > >Conden out the subset {X_2}, and get the equation [D_aa]{X_1}=(lambda){X_1}, >where {X_1} is a subset of {X} and the (labmda) solved in small equation is >also eigenvalue of the original equation. > >Any references to "dynamic condensation"? Thank you. > >
- References:
- dynamic condensation
- From: Waterman Drinkwater
- dynamic condensation
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