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Civil-Comp Proceedings
ISSN 1759-3433 CCP: 66
COMPUTATIONAL MECHANICS: TECHNIQUES AND DEVELOPMENTS Edited by: B.H.V. Topping
Paper II.1
Collocation Method for Coupling of FE and EFG Q.Z. Xiao+#, P. Boyd+ and M. Dhanasekar+
+Faculty of Engineering and Physical Systems, Central Queensland University, Rockhampton, Queensland, Australia
Q.Z. Xiao, P. Boyd, M. Dhanasekar, "Collocation Method for Coupling of FE and EFG", in B.H.V. Topping, (Editor), "Computational Mechanics: Techniques and Developments", Civil-Comp Press, Edinburgh, UK, pp 17-22, 2000. doi:10.4203/ccp.66.2.1
Abstract
A collocation method is introduced to couple the finite
element (FE) and the element free Galerkin (EFG) method.
The basic idea is to evaluate real value of node at the
interface between the FE and the EFG regions using the
moving least squares (MLS) method for EFG and then assign
this value to the FE nodal set. This method appears versatile
for coupling of FE and EFG and other meshless methods.
Numerical tests show that this method gives reasonably
accurate results consistent with theory. Numerical studies on
the sensitivity of the results to the shape of integration cells
and the size of the domain of influence (DOI) are also carried
out.
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