Friction Testing - Finite Element Modeling

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Friction Testing - Finite Element Modeling. Comparing Two Real Life Friction Tests to Finite Element Models Inclined Plane Test and Dragging Friction.

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Presentation transcript:

Friction Testing - Finite Element Modeling

Comparing Two Real Life Friction Tests to Finite Element Models Inclined Plane Test and Dragging Friction Test Determine Theoretical Values for Three Friction Cases Steel on Steel (coefficient = .80) Delrin on Steel (coefficient = .27) Delrin on Delrin (coefficient = .38) Compare Finite Element Model Results to Theoretical Results for 3 Mesh Densities

Inclined Plane Test Nonlinear 2D Quasi-Static Explicit Analysis 2D Block on Flat Plate Rotate Plate with Constant Angular Velocity, Measure When Block Starts Moving Delrin on Delrin Scenario Time Angle Friction Value % Error Theoretical n/a 0.363 0.38 0.00% Coarse Mesh 1.47502 0.368755 0.386431557 1.69% Normal Mesh 1.47486 0.368715 0.386385585 1.68% Fine Mesh 1.47412 0.36853 0.38617298 1.62%