Chinese translation for "turbulent spot"
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- 紊流点
Related Translations:
- Example Sentences:
| 1. | The numerical methods with high accuracy and resolution are proposed to research the generation and evolutional process of the turbulent spots and coherent structures in turbulent flow of the wall region
本文采用高精度、高分辨率的数值方法研究湍斑及湍流相干结构的生成和演化规律。 | | 2. | The turbulent spots and coherent structures of . turbulent flow researched in the paper are an important discovery for the turbulent flow and transition , and the front problem in this field , and have important theoretic meaning and practical prospect
本文所研究的湍斑和湍流相干结构问题，是近代湍流及其转捩研究的重大发现，是该研究领域的前沿问题，有着重要的理论意义和应用前景。 | | 3. | The direct numerical simulation methods for turbulent spots in the channel , open - channel and boundary layer flows are built respectively . effective algorithms composed of time - advancing , over - relax iteration and multiple grid methods are planned to raise computational efficiency
分别建立了适用于在槽道、明渠和平板边界层流动中直接模拟湍斑的数值方法，并精心设计了时间推进、超松弛迭代和多重网格等高效算法，以提高计算效率。 | | 4. | The numerical models with the wall impulse as initial perturbation of turbulent spots were proposed . the above compact difference systems are used in the several typical flows , such as . the channel , open - channel and boundary layer flows the various complicated boundary conditions satisfying n - s equations are carefully conducted
建立了以壁面脉冲为初始扰动的湍斑数学模型，并将导出的navier - stokes方程的紧致差分方程组应用于槽道、明渠和平板边界层等典型流动，提出了严格满足navier - stokes方程的边界条件。 | | 5. | The fourth - order explicit upwind - biased compact difference schemes are used in the spatial discretization of the nonlinear convection terms . these difference schemes can be used in all computational region including the boundary neighborhood , and can overcome the difficulty not adapting simultaneously in the boundary neighborhood for general three - dimensional fourth - order central difference schemes , and improve computational stability a nd resolution . the compact difference equations with high accuracy and resolution for solving the incompressible n - s equations and perturbation equations are composed of these compact difference schemes , and provides an effective numerical method for the investigations of the turbulent spots and coherent structures
文中发展了四阶时间分裂法用于navier - stokes方程及其扰动方程的时间离散；对分裂得出的关于压力的poisson方程和关于速度的helmholtz方程，建立三维耦合四阶紧致迎风差分格式；这些格式适用于包括邻近边界点在内的计算区域，克服了三维各自用四阶中心差分格式离散不适用于边界邻域的困难，并提高了稳定性和分辨率，用这些格式分别组成了数值求解navier - stokes方程及其扰动方程的高精度、高分辨率的紧致差分方程组，为湍斑及湍流相干结构的研究提供了有效的数值方法。 | | 6. | The evolutional process of the wall impulses in different reynolds number , grid schemes , and various flows are studied , and the generative and development mechanisms of the turbulent spots in the wall reg ion of a shear flow are analyzed . the results show generation and development of the turbulent spots are closely relative to the reynolds number , initial disturbance and shear rate of the velocity , and are consistent with experiment results
研究在不同雷诺数、网格和不同流动中壁面扰动的演化过程，分析近壁剪切流动中湍斑的形成和发展机理，展示了近壁剪切流动中湍斑的产生和发展与雷诺数、初始扰动和速度剪切率等密切相关。 |
- Similar Words：
- "turbulent skin friction" Chinese translation, "turbulent skin friction coefficient" Chinese translation, "turbulent skin-friction coefficient" Chinese translation, "turbulent slip" Chinese translation, "turbulent spectrum" Chinese translation, "turbulent state" Chinese translation, "turbulent statistical theory" Chinese translation, "turbulent stream" Chinese translation, "turbulent stress" Chinese translation, "turbulent structure" Chinese translation
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