ballast draft

简明释义

压载吃水

英英释义

例句

1.They used water as ballast draft to lower the center of gravity of the boat.

他们使用水作为压载水吃水来降低船只的重心。

2.The captain noted that the ballast draft had increased due to the heavy cargo.

船长注意到，由于重货物，压载水吃水增加了。

3.Before departure, the crew checked the ballast draft to comply with safety regulations.

在出发前，船员检查了压载水吃水以符合安全规定。

4.A proper ballast draft is crucial for maintaining the vessel's balance.

适当的压载水吃水对于保持船只的平衡至关重要。

5.The ship's ballast draft was adjusted to ensure stability during the storm.

船只的压载水吃水被调整以确保在暴风雨中的稳定性。

作文

In the world of maritime engineering and naval architecture, the term ballast draft refers to the vertical distance from the waterline to the bottom of the keel, which is the lowest part of a ship's hull. This measurement is crucial for understanding how a vessel sits in the water and is essential for ensuring the stability and safety of the ship during its journey. The ballast draft plays a significant role in determining the ship's carrying capacity and its ability to navigate through various water conditions. When a ship is laden with cargo, it requires a specific amount of ballast to maintain balance and prevent capsizing. The ballast draft is adjusted by adding or removing ballast water, which is taken on board or discharged depending on the ship's loading condition. This process is vital for achieving optimal performance and fuel efficiency while at sea.One of the key factors that influence the ballast draft is the type of cargo being transported. Different types of cargo have varying weights and distributions, which can affect the overall center of gravity of the ship. For instance, transporting heavy machinery may require more ballast compared to carrying lighter goods such as textiles. Therefore, ship operators must carefully calculate the required ballast draft before embarking on a journey to ensure that the vessel remains within safe operational limits.Additionally, environmental conditions such as waves, wind, and currents can also impact the ballast draft. A ship sailing in rough seas may need to adjust its ballast to counteract the forces acting upon it. This dynamic adjustment is crucial for maintaining stability and preventing accidents at sea. Furthermore, regulations set by maritime authorities often dictate specific ballast draft requirements based on the type of vessel and its intended route, ensuring compliance with safety standards.The importance of understanding the ballast draft extends beyond just operational safety; it also has implications for environmental sustainability. Ships that do not manage their ballast effectively may inadvertently contribute to the spread of invasive species through ballast water discharge. This has led to increased scrutiny and regulations regarding ballast water management systems, prompting the development of technologies designed to treat ballast water before it is released back into the ocean.In conclusion, the ballast draft is a fundamental concept in maritime operations that encompasses various aspects of ship design, stability, and environmental responsibility. By maintaining an appropriate ballast draft, ship operators can enhance safety, improve efficiency, and minimize their ecological footprint. As the maritime industry continues to evolve, understanding and managing the ballast draft will remain a critical component of successful naval operations.

在海洋工程和船舶设计的领域中，术语ballast draft指的是从水线到船体最底部（即龙骨）的垂直距离。这个测量对于理解一艘船在水中的位置至关重要，并且对于确保船只在航行过程中的稳定性和安全性至关重要。ballast draft在确定船舶的载货能力以及其在各种水域条件下的导航能力方面发挥着重要作用。当船只装载货物时，需要特定数量的压载水以保持平衡并防止倾覆。通过根据船舶的装载情况添加或排放压载水来调整ballast draft。这一过程对于实现最佳性能和燃油效率至关重要。影响ballast draft的关键因素之一是运输货物的类型。不同类型的货物具有不同的重量和分布，这可能影响船舶的重心。例如，运输重型机械可能需要比运输轻型商品（如纺织品）更多的压载。因此，船舶操作员必须在出航前仔细计算所需的ballast draft，以确保船舶保持在安全的操作范围内。此外，波浪、风和水流等环境条件也会影响ballast draft。在恶劣海况下航行的船舶可能需要调整其压载水以抵消施加在其上的力量。这种动态调整对于保持稳定性和防止海上事故至关重要。此外，海事当局设定的法规通常会规定基于船舶类型和预定航线的特定ballast draft要求，以确保遵循安全标准。理解ballast draft的重要性不仅限于操作安全；它还对环境可持续性产生影响。未能有效管理压载水的船舶可能无意中通过压载水排放传播入侵物种。这导致了对压载水管理系统的审查和法规的增加，促使开发旨在处理压载水的技术，以便在释放回海洋之前进行处理。总之，ballast draft是海洋作业中的一个基本概念，涵盖了船舶设计、稳定性和环境责任的各个方面。通过维持适当的ballast draft，船舶操作员可以提高安全性、改善效率并最小化生态足迹。随着海洋行业的不断发展，理解和管理ballast draft将始终是成功海军作业的关键组成部分。