Element solution accuracy degrades as elements are

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Unformatted text preview: erge to the correct solution. The quadratic elements (PLANE35, PLANE77) provide a more accurate solution than the linear PLANE55 element for a similar mesh configuration. 2–28 ANSYS Verification Manual . ANSYS Release 9.0 . 002114 . © SAS IP, Inc. VMC8: Aluminum Bar Impacting a Rigid Boundary Overview Reference: M. L. Wilkins, M. W. Guinan, “Impact of Cylinders on a Rigid Boundary”, Journal of Applied Physics, Vol. 44 No. 3, 1973, pp. 1200. Analysis Type(s): Nonlinear Transient Dynamic Analysis (ANTYPE = 4) Element Type(s): 2-D 6-Node Triangular Structural Solid Elements (PLANE2) 2-D Structural Solid Elements (PLANE42) 2-D 8-Node Structural Solid Elements (PLANE82) 2-D 4-Node Structural Solid Elements (PLANE182) 2-D 9-Node Structural Solid Elements (PLANE183) 2-D 4-Node Viscoplastic Solid Elements (VISCO106) Input Listing: vmc8.dat Test Case A cylindrical aluminum bar impacts a rigid wall at a velocity Vo. Determine the deformed length of the bar and perform axisymmetric analyses with the e...
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