transverse metacentre

简明释义

横稳心

英英释义

例句

1.Engineers must calculate the transverse metacentre (横向中点) when designing vessels to ensure safety.

在设计船舶时，工程师必须计算transverse metacentre（横向中点）以确保安全。

2.A higher transverse metacentre (横向中点) generally indicates better stability for a floating object.

较高的transverse metacentre（横向中点）通常表明漂浮物体的稳定性更好。

3.The stability of the ship is heavily influenced by the position of the transverse metacentre (横向中点).

船只的稳定性受到transverse metacentre（横向中点）位置的重大影响。

4.To improve performance, sailors should understand how to adjust the transverse metacentre (横向中点) through weight distribution.

为了提高性能，水手应该了解如何通过重量分布来调整transverse metacentre（横向中点）。

5.When assessing the design of a catamaran, the location of the transverse metacentre (横向中点) is crucial.

在评估双体船的设计时，transverse metacentre（横向中点）的位置至关重要。

作文

The concept of the transverse metacentre is essential in naval architecture and marine engineering, particularly when analyzing the stability of floating bodies. The transverse metacentre can be defined as a point where the buoyant force acts vertically upward when a vessel is tilted or heeled to one side. To understand this, we must first consider the principles of stability in watercraft. Stability is crucial for ensuring that vessels can remain upright and resist capsizing during various conditions at sea. When a ship is at rest, its center of gravity (CG) is directly above its center of buoyancy (CB). However, when the ship tilts, the center of buoyancy shifts to the opposite side due to the change in submerged volume. The transverse metacentre (TM) is the point around which the ship will rotate when it heels. If the metacentre is above the center of gravity, the vessel will return to an upright position after being tilted; if it is below, the vessel will capsize. This relationship between CG, CB, and TM is fundamental in determining the stability of a ship.To elaborate further, let’s consider a practical example: a sailing yacht. When a yacht sails into the wind, it may heel over due to the force of the wind on its sails. The position of the transverse metacentre plays a critical role in how the yacht responds to this heeling. If the transverse metacentre is high relative to the center of gravity, the yacht will have good stability and will right itself after the wind pressure is reduced. Conversely, if the transverse metacentre is low, the yacht may remain tipped over, leading to potential capsizing.In addition to understanding the dynamics of the transverse metacentre, engineers also utilize this concept when designing vessels. By carefully considering the placement of weight and the shape of the hull, designers can manipulate the position of the transverse metacentre to enhance stability. For instance, modern ships often have their weight distributed low in the hull to ensure that the transverse metacentre remains above the center of gravity, thus improving overall safety and performance.Furthermore, the transverse metacentre is not just limited to large vessels. Small boats, canoes, and even floating structures like oil rigs must also account for this principle. Proper understanding of the transverse metacentre allows operators to make informed decisions about loading, weight distribution, and operational maneuvers, all of which contribute to the safety and efficiency of marine activities.In conclusion, the transverse metacentre is a vital concept in the field of marine engineering and naval architecture. It serves as a key indicator of a vessel's stability and plays a significant role in the design and operation of floating bodies. A thorough understanding of how the transverse metacentre interacts with the center of gravity and center of buoyancy enables engineers and sailors to ensure that vessels are safe, stable, and capable of performing well in various maritime environments. As technology advances, the importance of the transverse metacentre will continue to be a focal point in the ongoing development of safer and more efficient marine vessels.

横向重心（transverse metacentre）的概念在海洋建筑和海洋工程中至关重要，尤其是在分析浮体的稳定性时。transverse metacentre可以定义为当船只倾斜或侧翻时，浮力垂直向上作用的点。为了理解这一点，我们首先必须考虑水面船舶稳定性的原则。稳定性对于确保船只在海洋各种条件下保持直立并抵御倾覆至关重要。当船只静止时，其重心（CG）恰好位于浮心（CB）正上方。然而，当船只倾斜时，由于浸没体积的变化，浮心会向相反的一侧移动。transverse metacentre（TM）是船只在倾斜时围绕其旋转的点。如果重心在重心之上，船只在倾斜后将会恢复到直立位置；如果重心在重心之下，船只将会倾覆。这种重心、浮心和横向重心之间的关系对于确定船只的稳定性至关重要。进一步阐述，让我们考虑一个实际的例子：一艘帆船。当帆船迎风航行时，由于风对帆的压力，它可能会倾斜。transverse metacentre的位置在帆船对这种倾斜的响应中起着关键作用。如果transverse metacentre相对于重心较高，那么帆船将具有良好的稳定性，并且在风压减小后会自行恢复直立。相反，如果transverse metacentre较低，帆船可能会保持倾斜，从而导致潜在的倾覆。除了理解横向重心的动态，工程师在设计船只时也利用这一概念。通过仔细考虑重量的放置和船体的形状，设计师可以操控transverse metacentre的位置以增强稳定性。例如，现代船只通常将重量分布在船体的较低位置，以确保transverse metacentre保持在重心之上，从而提高整体安全性和性能。此外，transverse metacentre不仅限于大型船舶。小型船只、独木舟甚至浮动结构如石油钻井平台也必须考虑这一原则。对transverse metacentre的正确理解使操作人员能够就装载、重量分布和操作机动做出明智的决策，这些决策都对海洋活动的安全性和效率有所贡献。总之，transverse metacentre是海洋工程和海洋建筑领域的重要概念。它作为船只稳定性的关键指标，在浮体的设计和操作中发挥着重要作用。对transverse metacentre如何与重心和浮心相互作用的透彻理解，使工程师和水手能够确保船只安全、稳定，并能够在各种海洋环境中良好表现。随着科技的发展，transverse metacentre的重要性将继续成为更安全、更高效的海洋船舶持续发展的焦点。