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SYSTEM AND METHOD FOR OPTIMIZED CFD MESH GENERATION BASED ON AN ATTACHMENT LINE CRITERION

机译:基于附线准则的CFD网格生成优化系统和方法

摘要

A system and method for optimized computation fluid dynamics (CFD) mesh generation are disclosed. In one embodiment, a CFD mesh for a vehicle is formed based on a first set of mesh generation parameters. Flow properties are then computed by performing a CFD simulation on the formed CFD mesh. An attachment line of a component of interest of the vehicle is then located. A span wise variation in flow properties substantially around a region of interest on the located attachment line is then determined. The span wise variation in the flow properties is then compared to a threshold variation value. The above steps are then repeated using a next set of mesh generation parameters to form an optimized CFD mesh based on the outcome of the comparison until the determined span wise variation is less than or equal to the threshold variation value. [FIG. 2]
机译:公开了用于优化计算流体动力学(CFD)网格生成的系统和方法。在一个实施例中,基于第一组网格生成参数来形成用于车辆的CFD网格。然后通过对所形成的CFD网格执行CFD模拟来计算流动特性。然后定位车辆感兴趣的部件的附接线。然后确定基本在所定位的附接线上的感兴趣区域周围的流动特性的翼展方向变化。然后将流动特性的翼展方向变化与阈值变化值进行比较。然后使用下一组网格生成参数重复上述步骤,以根据比较结果形成优化的CFD网格,直到确定的跨度变化小于或等于阈值变化值为止。 [图。 2]

著录项

  • 公开/公告号IN2013CH00513A

    专利类型

  • 公开/公告日2016-05-27

    原文格式PDF

  • 申请/专利权人

    申请/专利号IN513/CHE/2013

  • 发明设计人 SUBHARCHAN KUNDU;NAYAN DUBEY;

    申请日2013-02-06

  • 分类号

  • 国家 IN

  • 入库时间 2022-08-21 14:25:41

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