height of metacenter

简明释义

稳心高

英英释义

例句

1.During the stability test, we measured the height of metacenter to ensure safety.

在稳定性测试中，我们测量了稳心高度以确保安全。

2.Engineers often consider the height of metacenter when designing boats.

工程师在设计船只时常常考虑稳心高度。

3.The stability of a ship can be assessed by calculating the height of metacenter.

通过计算稳心高度，可以评估船只的稳定性。

4.A higher height of metacenter generally indicates better stability for floating bodies.

较高的稳心高度通常表明漂浮物体的稳定性更好。

5.The height of metacenter is crucial in determining the right hull shape.

在确定合适的船体形状时，稳心高度至关重要。

作文

The concept of the height of metacenter is crucial in understanding the stability of floating bodies, particularly ships and boats. The metacenter itself is a point where the buoyant force acts when a vessel is tilted. When a ship is in equilibrium, this point is located directly above the center of gravity. However, as the ship tilts, the position of the buoyant force changes, which leads to the need for determining the height of metacenter.

To grasp the significance of the height of metacenter, one must first understand the principles of buoyancy and stability. According to Archimedes' principle, a body submerged in fluid experiences an upward force equal to the weight of the fluid displaced. This principle is fundamental in naval architecture and marine engineering.

The height of metacenter indicates how far the metacenter is located above the center of gravity of the vessel. If the height of metacenter is greater than the center of gravity, the vessel is considered stable; it will return to its upright position after being tilted. Conversely, if the center of gravity is higher than the metacenter, the vessel may capsize, leading to potential disaster.

In practical terms, the height of metacenter can be influenced by various factors, including the shape of the hull, the distribution of weight within the vessel, and the waterline. For instance, a wider hull increases the volume of water displaced, thus raising the metacenter and enhancing stability. Additionally, adjusting the cargo load can also affect the center of gravity, which in turn influences the height of metacenter.

Understanding the height of metacenter is not only vital for ship designers but also for operators and sailors. Knowledge of this concept helps ensure that vessels are loaded correctly and operated within safe limits. For example, during rough weather conditions, crew members must be aware of how shifting weights can impact the stability of the ship and make necessary adjustments.

Furthermore, modern technology has advanced our ability to calculate the height of metacenter with precision. Computer simulations and modeling now allow engineers to visualize how changes in design or load distribution affect stability. This technological advancement has made maritime travel safer and more efficient, reducing the risks associated with capsizing.

In conclusion, the height of metacenter is a key factor in determining the stability of floating vessels. A thorough understanding of this concept is essential for anyone involved in maritime activities, from design to operation. By ensuring that the metacenter is appropriately positioned relative to the center of gravity, we can enhance the safety and reliability of our ships and boats, ultimately contributing to safer seas for all.

“重心高度”这一概念在理解漂浮物体的稳定性方面至关重要，特别是船只和小艇。重心本身是指当船只倾斜时，浮力作用的点。当船处于平衡状态时，该点位于重心的正上方。然而，随着船只的倾斜，浮力的位置会发生变化，这就需要确定“重心高度”。

要理解“重心高度”的重要性，首先必须了解浮力和稳定性的原理。根据阿基米德原理，浸入液体中的物体会受到一个向上的力，其大小等于排开的液体的重量。这个原理是海军建筑和海洋工程的基础。

“重心高度”表示重心位于船只重心之上的距离。如果“重心高度”大于重心，则该船被认为是稳定的；在倾斜后，它将返回到直立位置。相反，如果重心高于重心，则船可能会倾覆，导致潜在的灾难。

在实际操作中，“重心高度”受多种因素的影响，包括船体形状、船内重量分布和水线。例如，较宽的船体增加了排水量，从而提高了重心并增强了稳定性。此外，调整货物负载也会影响重心，从而影响“重心高度”。

理解“重心高度”不仅对船舶设计师至关重要，对操作员和水手也是如此。掌握这一概念有助于确保船只正确装载，并在安全范围内操作。例如，在恶劣天气条件下，船员必须意识到重心的变化如何影响船只的稳定性，并进行必要的调整。

此外，现代科技提高了我们精确计算“重心高度”的能力。计算机模拟和建模现在使工程师能够可视化设计或负载分布变化如何影响稳定性。这一技术进步使海上旅行变得更加安全和高效，减少了翻船相关的风险。

总之，“重心高度”是决定漂浮船只稳定性的关键因素。深入理解这一概念对任何参与海事活动的人来说都是必不可少的，从设计到操作。通过确保重心相对于重心适当定位，我们可以增强船只和小艇的安全性和可靠性，最终为所有人创造更安全的海洋环境。