| 1. | Orientation distribution of fibers and rheological property in turbulent channel flow of fiber suspensions 纤维悬浮槽道湍流中纤维取向分布和流变特性 |
| 2. | The results of experiment and numerical simulation of fiber orientation were similar , which showed that the academic model was feasible 纤维取向分布实验结果与数值模拟结果较一致,表明理论模型有一定的实用价值。 |
| 3. | The results showed that the fiber orientation distribution was mainly dependent on the shape of the cavity , fiber contents and molding condition 结果表明,纤维取向分布主要取决于模腔几何形状、纤维含量和注射工艺条件等因素。 |
| 4. | Numerical simulation and experimental study for injection molding and fiber orientation distribution of short fiber - thermoplastic polyure - thane elastomer composites were done 摘要对短纤维聚氨酯弹性体复合材料的注射充模及纤维取向分布进行了数值模拟和实验研究。 |
| 5. | Then theories of describing and predicting fibre orientation in flowing suspensions are investigated and a mathematics model of planar orientation in a two - dimensional domain is derived 接着研究了在流动的悬浮液中描述和预测纤维取向的理论,导出了二维流场中纤维取向的数学模型。 |
| 6. | Then the two orientation states of fibres and three closure approximations are examined . analyses of fibre orientation and vorticity in the suspension can be contacted by stress features 另外比较纤维的平面与三维取向状态、三种封闭格式对稳定性的影响,通过应力将纤维取向分析同流场涡量分析联系起来。 |
| 7. | Finally the orientation states of 2 - d thin plate are simulated in a certain velocity . the numerical results will be of a certain theoretical function to placement of smc charge , design of mold and optimization of the technological parameters 最后通过实例对二维薄板在恒定合模速率下的纤维取向进行了计算机模拟计算,其结果对smc铺料的方式、模具设计以及压制工艺参数的最终确定具有一定的理论指导意义。 |
| 8. | In the numerical methods section , a finite element / control volume mold filling simulation , a tensor representation of fibre orientation and a finite element solution of the transient fibre orientation equations are combined in the program . the input data and output results are visualized by means of finite element software 程序中用有限单元控制体方法模拟模压流动,用表征纤维取向的张量和有限元伽辽金方法来解决瞬时纤维取向方程,用计算机图形原理编程实现对smc流动轨迹、纤维取向分布的计算机模拟。 |