displacement-Froude number

简明释义

排水量傅汝德数

英英释义

例句

1.Engineers often use the displacement-Froude number 位移弗劳德数 to predict the wave patterns generated by large vessels.

工程师通常使用位移弗劳德数 displacement-Froude number 来预测大型船只产生的波浪模式。

2.Researchers have found that the displacement-Froude number 位移弗劳德数 can influence the maneuverability of small crafts.

研究人员发现，位移弗劳德数 displacement-Froude number 会影响小型船只的机动性。

3.The displacement-Froude number 位移弗劳德数 helps in assessing the hull form's efficiency during design.

在设计过程中，位移弗劳德数 displacement-Froude number 有助于评估船体形状的效率。

4.The calculation of the displacement-Froude number 位移弗劳德数 is crucial for determining the stability of a ship in rough seas.

计算位移弗劳德数 displacement-Froude number 对于确定船只在恶劣海况下的稳定性至关重要。

5.In naval architecture, a low displacement-Froude number 位移弗劳德数 indicates better performance at lower speeds.

在船舶设计中，低位移弗劳德数 displacement-Froude number 表示在较低速度下更好的性能。

作文

The concept of the displacement-Froude number is crucial in the field of fluid dynamics and naval architecture. It serves as a dimensionless parameter that helps to characterize the behavior of ships and other floating bodies in water. The displacement-Froude number is defined as the ratio of the speed of the vessel to the square root of the gravitational acceleration multiplied by the waterline length. This relationship provides insights into how a vessel will perform under various conditions, particularly when it comes to wave formation and resistance. Understanding the displacement-Froude number allows engineers and designers to predict the performance of a ship more accurately. When the displacement-Froude number is less than one, the ship is considered to be operating in a regime where the waves generated by the vessel are small compared to the size of the ship itself. This is often referred to as the 'calm water' condition. In this state, the vessel experiences lower resistance and improved efficiency.As the displacement-Froude number approaches one, the situation changes dramatically. The ship begins to encounter significant wave-making resistance, which can lead to increased fuel consumption and reduced speed. This transition point is critical for naval architects, as it affects the overall design and operational parameters of the vessel. For instance, a ship designed to operate efficiently at higher displacement-Froude numbers may require different hull shapes or propulsion systems compared to those intended for lower speeds.Moreover, the displacement-Froude number also plays a vital role in the stability of a vessel. A higher displacement-Froude number can result in more dynamic forces acting on the ship, potentially leading to instability in rough seas. Therefore, understanding and calculating the displacement-Froude number is essential for ensuring the safety and performance of marine vessels.In conclusion, the displacement-Froude number is an indispensable tool in the analysis and design of ships. Its ability to predict how a vessel will behave under various conditions makes it a key factor in achieving optimal performance and safety. As technology advances and the demands on marine vessels increase, a thorough understanding of the displacement-Froude number will continue to be essential for naval architects and engineers worldwide.

“displacement-Froude number”的概念在流体动力学和船舶设计领域至关重要。它作为一个无量纲参数，有助于表征船只及其他漂浮物体在水中的行为。“displacement-Froude number”被定义为船舶速度与重力加速度乘以水线长度的平方根之比。这一关系提供了对船舶在各种条件下表现的洞察，特别是在波浪形成和阻力方面。理解“displacement-Froude number”使工程师和设计师能够更准确地预测船舶的性能。当“displacement-Froude number”小于1时，船舶被认为在一种波浪生成相对于船体自身尺寸较小的状态下运行。这种状态通常被称为“平静水域”条件。在这种状态下，船舶经历较低的阻力和更高的效率。随着“displacement-Froude number”接近1，情况会发生显著变化。船舶开始遇到显著的造波阻力，这可能导致燃料消耗增加和速度降低。这一转折点对船舶建筑师至关重要，因为它影响着船舶的整体设计和操作参数。例如，设计用于在较高“displacement-Froude number”下有效运行的船舶可能需要与那些旨在低速运行的船舶不同的船体形状或推进系统。此外，“displacement-Froude number”在船舶的稳定性中也发挥着重要作用。较高的“displacement-Froude number”可能会导致更多的动态力作用于船舶，从而在恶劣海况中潜在地导致不稳定。因此，理解和计算“displacement-Froude number”对确保海洋船舶的安全和性能至关重要。总之，“displacement-Froude number”是船舶分析和设计不可或缺的工具。它预测船舶在各种条件下表现的能力，使其成为实现最佳性能和安全的关键因素。随着技术的进步和对海洋船舶的需求增加，深入理解“displacement-Froude number”将继续对全球的船舶建筑师和工程师至关重要。