tailieunhanh - ANSYS CFX-Mesh Tutorials phần 5

Hướng dẫn 5: Blunt Body 1. 2. 3. Nhắp chuột vào Generate để loại bỏ các cơ thể thẳng thừng từ hộp chứa của nó. Hình học đã được hoàn tất. 1. Chọn FileSave để lưu các tập tin hình học. Chọn CreateBody Hoạt động từ thanh công cụ Menu. | Tutorial 5 Blunt Body 1. Select Create Body Operation from the Menu Toolbar. 2. Set Type to Cut Material and Bodies to the blunt body. To select the blunt body you can click on Blunt Body in the Tree View under 2 Parts 2 Bodies . 3. Click on Generate to remove the blunt body from its containing box. The geometry is now complete. 1. Select File Save to save the geometry file. 2. Mesh Generation First open CFX-Mesh. 1. Switch from DesignModeler to the Project Page using the tabs at the top of the window and click on Generate CFX Mesh to open CFX-Mesh. Setting up the Regions Create the region for the inlet 1. Create a Composite 2D Region called Inlet. 2. Select the rectangular face of the solid with the lowest X-coordinate to apply it to. Create the region for the outlet 1. Create a Composite 2D Region called Outlet. 2. Select the rectangular face of the solid with the highest X-coordinate to apply it to. Create the region for the top free-slip wall 1. Create a Composite 2D Region called Free1. 2. Select the rectangular face of the solid with the highest Z-coordinate to apply it to. Create the region for the side free-slip wall 1. Create a Composite 2D Region called Free2. 2. Select the rectangular face of the solid with the lowest Y-coordinate to apply it to. Create the region for the symmetry plane 1. Create a Composite 2D Region called SymP. 2. Select the rectangular face of the solid with the highest Y-coordinate to apply it to. It is a good idea to create a separate region on the surface of the blunt body for visualization purposes and for setting mesh controls. 1. Create a Composite 2D Region called Body. 2. You need to select the nine faces of the blunt body to apply this to. This can be done using Box Select whilst holding down the left mouse button drag a box across the body surfaces as shown in the picture 54 CFX-Mesh Tutorials. . IP Inc. Section 2 Mesh Generation below to select them. All the surfaces which are fully enclosed in this box will be .