wetted perimeter

简明释义

湿润周

英英释义

例句

1.In hydraulic design, understanding the wetted perimeter is crucial for accurate modeling.

在水力设计中，理解湿周对准确建模至关重要。

2.To optimize the irrigation system, we need to measure the wetted perimeter of the furrows.

为了优化灌溉系统，我们需要测量沟渠的湿周。

3.The wetted perimeter can be used to estimate the amount of sediment transport in rivers.

可以使用湿周来估算河流中的沉积物运输量。

4.The engineer calculated the wetted perimeter to determine the flow rate of water in the channel.

工程师计算了湿周以确定水在渠道中的流量。

5.The wetted perimeter affects the frictional resistance experienced by flowing water.

在流动水体中，湿周会影响所经历的摩擦阻力。

作文

Understanding the concept of wetted perimeter is essential in various fields such as hydraulics, civil engineering, and environmental science. The term refers to the length of the boundary of a channel or surface that is in contact with water. In simpler terms, it is the part of the surface area of a riverbed, stream, or any other body of water that is wet. This measurement plays a crucial role in determining the flow characteristics of water within these channels and is vital for designing effective drainage systems and managing water resources.

To comprehend why wetted perimeter matters, we must first consider its implications for fluid dynamics. The flow of water in a channel is influenced by the shape and size of that channel. A larger wetted perimeter typically indicates a greater surface area in contact with the water, which can lead to increased friction and turbulence. This friction affects the velocity of the water flow and can influence sediment transport and erosion rates along the banks of a river or stream.

For engineers, knowing the wetted perimeter is critical when designing structures such as bridges, dams, and levees. When engineers calculate the hydraulic radius—defined as the ratio of the cross-sectional area of flow to the wetted perimeter—they can better predict how water will behave in different conditions. A proper understanding of this relationship helps to ensure that these structures can withstand varying water levels and flow rates, thus preventing potential disasters such as flooding or structural failure.

Moreover, the wetted perimeter is also significant in ecological studies. It affects the habitat available for aquatic organisms. Different species thrive in environments with specific flow conditions, which are influenced by the wetted perimeter. For instance, a narrow, deep channel may have a smaller wetted perimeter compared to a wide, shallow one. This difference impacts the types of plants and animals that can inhabit these areas. Conservation efforts often rely on understanding these dynamics to restore natural habitats and maintain biodiversity.

In summary, the concept of wetted perimeter is not just a technical term; it has real-world implications across various disciplines. By understanding the wetted perimeter, professionals can make informed decisions regarding water management, infrastructure design, and ecological conservation. Whether you are an engineer designing a new waterway, an ecologist studying river habitats, or simply someone interested in how water flows through our environment, grasping the significance of the wetted perimeter is invaluable. As we continue to face challenges related to water resources and environmental sustainability, the importance of this concept will only grow in relevance.

理解wetted perimeter这一概念在水力学、土木工程和环境科学等多个领域至关重要。该术语指的是与水接触的渠道或表面的边界长度。简单来说，它是河床、溪流或其他水体中湿润的表面积的一部分。这一测量在确定水流特性方面起着关键作用，并且对于设计有效的排水系统和管理水资源至关重要。

要理解为什么wetted perimeter重要，我们必须首先考虑其对流体动力学的影响。水在渠道中的流动受到该渠道形状和大小的影响。较大的wetted perimeter通常表示与水接触的表面积更大，这可能导致摩擦和湍流增加。这种摩擦影响水流的速度，并可能影响河流或溪流沿岸的沉积物运输和侵蚀速率。

对于工程师来说，了解wetted perimeter在设计桥梁、大坝和堤坝等结构时至关重要。当工程师计算水力半径——定义为流动横截面积与wetted perimeter之比——时，他们可以更好地预测水在不同条件下的行为。对这种关系的正确理解有助于确保这些结构能够承受不同的水位和流量，从而防止潜在的灾难，如洪水或结构失效。

此外，wetted perimeter在生态研究中也很重要。它影响水生生物的栖息地。不同的物种在特定流动条件下繁衍生息，而这些条件又受到wetted perimeter的影响。例如，一个狭窄而深的水道可能与一个宽而浅的水道相比具有较小的wetted perimeter。这种差异影响着可以栖息在这些区域的植物和动物类型。保护工作通常依赖于理解这些动态，以恢复自然栖息地并维持生物多样性。

总之，wetted perimeter的概念不仅仅是一个技术术语；它在各个学科中都有现实世界的影响。通过理解wetted perimeter，专业人士可以就水资源管理、基础设施设计和生态保护做出明智的决策。无论你是一名设计新水道的工程师、一名研究河流栖息地的生态学家，还是仅仅对水如何流经我们的环境感兴趣的人，掌握wetted perimeter的重要性都是无价的。随着我们继续面临与水资源和环境可持续性相关的挑战，这一概念的重要性只会越来越突出。