《RD-3590 Fluid Flow through a Rubber Valve》.pdf

14-2-10 HyperWorks Tutorials Hype rW orks Tutoria ls RD-3590: Fluid Flow through a Rubber Valve The objective of this tutorial is to simulate the flow of water through a rubber valve using an inlet option in multi-phase material law (Law 51). In this model the top chamber is air, the lower chamber is water, and the bottom row of elements is the inlet . Law 51 is used for air, water and inlet . Boundary conditions are applied on each surface of fluid in its normal direction. An interface between fluid and rubber (CEL) is defined to manage the contact . Exercise Step 1: Load the RADIOSS (Block) User Profile 1. Launch HyperMesh. 2. From the Prefe re nces menu, select the User Profiles or click on the icon in toolbar. 3. Select RA DIOSS (Block 100) and click OK. Step 2: Load the valve.hm file 1. From the toolbar, click the Open M odel icon and browse to select the valve.hm file. 2. Click Open. The model loads into the graphics area. Step 3: Creating curves for pressure_inlet 1. From XYPlots pull-down menu, click on Curve Editor. 2. In the Curve editor window, click New. 3. For the curve name , enter pressure_inlet and click proceed. 4. From the Curve editor window, select the pressure_inlet from the curve list . 5. Enter the X and Y coordinates, as shown below. 6. Click Update. Note : Follow Steps 3.1 - 3.6 to create de nsity curve with values shown below. 7. Click Close. Step 4: Define and assign Material, Property to component inlet 1. From the M odel Browser, select component Inlet, then select Edit from the context se nsitive menu. 2. Make sure Card image is set to Part.