submerged hydraulic jump

简明释义

潜水的水力学跳跃

英英释义

例句

1.To prevent erosion, the engineers had to account for the energy dissipation caused by the submerged hydraulic jump 淹没水力跳跃.

为了防止侵蚀，工程师们必须考虑到由淹没水力跳跃造成的能量耗散。

2.The research focused on how a submerged hydraulic jump 淹没水力跳跃 affects sediment transport in rivers.

研究集中在淹没水力跳跃如何影响河流中的沉积物运输。

3.Engineers studied the effects of a submerged hydraulic jump 淹没水力跳跃 to optimize the spillway design.

工程师研究了淹没水力跳跃的影响，以优化溢洪道设计。

4.In the river, they observed a submerged hydraulic jump 淹没水力跳跃 that caused significant turbulence downstream.

在河流中，他们观察到一个淹没水力跳跃，导致下游出现显著的湍流。

5.The design of the dam included a section to manage the flow of water, preventing any issues related to the submerged hydraulic jump 淹没水力跳跃.

大坝的设计包括一个部分来管理水流，防止与淹没水力跳跃相关的任何问题。

作文

The study of fluid dynamics reveals many fascinating phenomena, one of which is the submerged hydraulic jump. This occurrence takes place when a high-velocity flow of water transitions to a lower velocity state while remaining submerged under the surface. Understanding this concept is crucial for engineers and environmental scientists alike, as it has significant implications for hydraulic structures, river management, and ecological health.To grasp the mechanics of a submerged hydraulic jump, we first need to understand what a hydraulic jump is in general. A hydraulic jump typically occurs when fast-moving water flows into a slower-moving body of water. This transition creates turbulence and energy dissipation, which can be observed in various natural and artificial water bodies. However, when this jump occurs beneath the water surface, it is termed 'submerged'.In practical terms, a submerged hydraulic jump can be observed in scenarios such as spillways, where water flows over a dam. As the water cascades down, it may maintain a high speed until it hits a deeper section of the river or reservoir. Here, the abrupt change in depth leads to the formation of a submerged jump. This phenomenon is essential for managing the energy of water flows and preventing erosion or structural damage downstream.The significance of understanding the submerged hydraulic jump extends beyond engineering. It plays a crucial role in maintaining the ecological balance of aquatic environments. The turbulence generated by a submerged jump can enhance oxygenation in the water, benefiting fish and other aquatic organisms. Moreover, it can help in sediment transport, ensuring that nutrients are distributed effectively throughout the ecosystem.Mathematically, the analysis of a submerged hydraulic jump often involves the use of the momentum equation and energy principles. Engineers must calculate the flow conditions before and after the jump to design effective hydraulic structures. For instance, knowing the height and velocity of the incoming flow allows for precise predictions of the jump's behavior, ensuring that structures can withstand the forces exerted during these dynamic events.In conclusion, the submerged hydraulic jump is a vital phenomenon in fluid dynamics with far-reaching implications in engineering and environmental science. By studying this concept, professionals can better design water management systems, protect aquatic ecosystems, and ensure the safety and efficiency of hydraulic structures. The intricate dance of water flow, energy dissipation, and ecological balance underscores the importance of this intriguing aspect of fluid mechanics.

流体动力学的研究揭示了许多迷人的现象，其中之一就是淹没式水力跳跃。当高速水流在水面下转换为低速状态时，就会发生这种现象。理解这一概念对于工程师和环境科学家来说至关重要，因为它对水利结构、河流管理和生态健康具有重要影响。要掌握淹没式水力跳跃的机制，我们首先需要理解一般的水力跳跃是什么。水力跳跃通常发生在快速流动的水流进入较慢流动的水体时。这种转变会产生湍流和能量耗散，可以在各种自然和人工水体中观察到。然而，当这种跳跃发生在水面下时，它被称为“淹没”。在实际应用中，淹没式水力跳跃可以在溢洪道等场景中观察到，水流越过大坝。当水流瀑布般倾泻而下时，它可能保持高速，直到撞击到河流或水库的深水区。在这里，深度的突然变化导致了淹没跳跃的形成。这个现象对于管理水流的能量和防止下游侵蚀或结构损坏至关重要。理解淹没式水力跳跃的重要性不仅限于工程领域。它在维持水生环境的生态平衡中也发挥着关键作用。淹没跳跃产生的湍流可以增强水中的氧气含量，有利于鱼类和其他水生生物。此外，它还可以帮助沉积物运输，确保养分在生态系统中有效分配。在数学上，淹没式水力跳跃的分析通常涉及动量方程和能量原理。工程师必须计算跳跃前后的流动条件，以设计有效的水利结构。例如，了解来流的高度和速度可以精确预测跳跃的行为，确保结构能够承受这些动态事件所施加的力量。总之，淹没式水力跳跃是流体动力学中的一个重要现象，对工程和环境科学具有深远的影响。通过研究这一概念，专业人士可以更好地设计水管理系统，保护水生生态系统，并确保水利结构的安全和效率。水流的复杂舞蹈、能量耗散与生态平衡的交织凸显了这一流体力学迷人方面的重要性。