The following figures accompanies the MENG 421 lecture for January 21, 2004. Lectures

Course syllabus

Homework form

Discrete stepped-bar model, Stress in stepped bar is σ = PL/AE

Continuous plate model

Trapezoid integration, one panel

Trapezoid integration, three panels

Ansys element Plane42 has 3 or 4 nodes

Ansys element Plane82 has 6 or 6 nodes

Initial mesh

Refined mesh

Two ducts

Connected ducts

Meshing

Boundary conditions, VX=VX=0 at walls, inlet velocity, 1 in/sec, outlet pressure zero

Velocity Vectors

Pressure

Animated flow

This problem is described in the Ansys 5.5 tutorial Laminar and Turbulent Flow Analyses in a 2-D Duct

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Last revised: March 19, 2004 -- Copyright © 1997-2004 ARMiller