annulus flow profile

简明释义

1. 环空流前; 2. 环隙流前;

英英释义

例句

1.Understanding the annulus flow profile 环形流动特征 is crucial for optimizing drilling fluid circulation in oil wells.

理解annulus flow profile 环形流动特征对于优化油井中的钻井液循环至关重要。

2.During the experiment, we measured the velocity distribution within the annulus flow profile 环形流动特征 to validate our theoretical model.

在实验过程中，我们测量了annulus flow profile 环形流动特征内的速度分布，以验证我们的理论模型。

3.In our recent study, we analyzed the annulus flow profile 环形流动特征 to improve the efficiency of the heat exchanger.

在我们最近的研究中，我们分析了annulus flow profile 环形流动特征以提高热交换器的效率。

4.The simulation results showed a significant variation in the annulus flow profile 环形流动特征 under different operating conditions.

模拟结果显示，在不同工作条件下，annulus flow profile 环形流动特征有显著变化。

5.The design of the reactor was influenced by the predicted annulus flow profile 环形流动特征 to enhance mass transfer.

反应器的设计受到预测的annulus flow profile 环形流动特征的影响，以增强传质。

作文

The study of fluid dynamics is essential in various engineering fields, particularly when it comes to designing systems that involve the flow of fluids. One important concept within this domain is the annulus flow profile, which refers to the specific pattern of fluid movement in an annular space. An annulus is defined as the region between two concentric circles or cylinders, and understanding the flow profile in such spaces is crucial for optimizing performance in applications like oil drilling, chemical processing, and even in biomedical devices.In many engineering applications, fluids are transported through pipes, and the geometry of these pipes can significantly affect the flow characteristics. The annulus flow profile becomes particularly relevant when dealing with dual-pipe systems where one pipe is situated inside another. This configuration is common in scenarios where a cooling fluid needs to be circulated around a heated core, such as in nuclear reactors or heat exchangers.Analyzing the annulus flow profile allows engineers to predict how the fluid will behave under different conditions. For instance, the velocity distribution of the fluid can vary depending on factors like the flow rate, viscosity, and the dimensions of the annular space. Typically, the flow profile is characterized by a higher velocity near the inner pipe and a slower velocity near the outer wall due to the effects of friction and shear stress.One of the critical aspects of understanding the annulus flow profile is its impact on heat transfer efficiency. In thermal systems, the effectiveness of heat exchange largely depends on how well the fluid circulates within the annular space. A well-designed flow profile can enhance heat transfer rates, leading to more efficient systems. Engineers often employ computational fluid dynamics (CFD) simulations to visualize and optimize the annulus flow profile, allowing them to make informed decisions about design modifications.In addition to thermal applications, the annulus flow profile plays a vital role in the oil and gas industry. When drilling for oil, the annular space between the drill pipe and the borehole wall is filled with drilling mud, which serves multiple purposes, including cooling the drill bit and carrying cuttings to the surface. Understanding the flow profile in this context helps improve drilling efficiency and ensures the stability of the borehole.Moreover, the annulus flow profile can also have implications for safety. In systems where hazardous materials are involved, knowing how the fluid behaves in an annular space can help engineers design better containment measures and reduce the risk of leaks or spills.In conclusion, the annulus flow profile is a fundamental concept in fluid dynamics that has significant implications across various industries. By studying the behavior of fluids in annular spaces, engineers can enhance system performance, improve safety, and optimize processes. As technology advances, the ability to model and simulate these flow profiles will continue to evolve, leading to even greater efficiencies and innovations in engineering design. Understanding the annulus flow profile is not just an academic exercise; it is a practical necessity for anyone involved in fields that rely on fluid mechanics.

流体动力学的研究在各个工程领域都至关重要，特别是在设计涉及流体流动的系统时。该领域内一个重要的概念是环形流动特征，它指的是流体在环形空间中运动的特定模式。环形空间被定义为两个同心圆或圆柱之间的区域，理解这种空间中的流动特征对于优化石油钻探、化学加工甚至生物医学设备等应用中的性能至关重要。在许多工程应用中，流体通过管道运输，而这些管道的几何形状会显著影响流动特性。当处理双管系统时，环形流动特征尤其相关，其中一根管子位于另一根管子的内部。这种配置在需要将冷却流体循环到加热核心周围的场景中很常见，例如在核反应堆或热交换器中。分析环形流动特征使工程师能够预测流体在不同条件下的行为。例如，流体的速度分布可能会根据流量、粘度和环形空间的尺寸等因素而变化。通常，流动特征的特点是在内管附近的速度较高，而在外壁附近的速度较低，这是由于摩擦和剪切应力的影响。理解环形流动特征的一个关键方面是其对热传递效率的影响。在热系统中，热交换的有效性在很大程度上取决于流体在环形空间内的循环情况。良好设计的流动特征可以增强热传递速率，从而导致更高效的系统。工程师们经常使用计算流体动力学（CFD）模拟来可视化和优化环形流动特征，使他们能够就设计修改做出明智的决定。除了热应用之外，环形流动特征在石油和天然气行业也发挥着至关重要的作用。在钻探石油时，钻杆与钻孔壁之间的环形空间充满了钻井液，钻井液具有多种用途，包括冷却钻头和将切屑运送到地面。了解这一背景下的流动特征有助于提高钻探效率并确保钻孔的稳定性。此外，环形流动特征还可能对安全产生影响。在涉及危险材料的系统中，了解流体在环形空间中的行为可以帮助工程师设计更好的防护措施，并降低泄漏或溢出的风险。总之，环形流动特征是流体动力学中的一个基本概念，在各个行业中具有重要意义。通过研究流体在环形空间中的行为，工程师可以提高系统性能、改善安全性并优化流程。随着技术的进步，建模和模拟这些流动特征的能力将继续发展，从而在工程设计中实现更大的效率和创新。理解环形流动特征不仅仅是学术上的练习；它是任何参与依赖流体力学的领域的人的实际必要性。