double hull

简明释义

双层壳体

英英释义

例句

1.Many modern ships feature a double hull for added structural integrity.

许多现代船只都采用了双壳结构，以增强其结构完整性。

2.The double hull construction helps in maintaining the ship's buoyancy even if one layer is compromised.

即使一层受损，双壳结构也有助于维持船只的浮力。

3.The double hull design significantly reduces the risk of environmental contamination.

这种双壳设计显著降低了环境污染的风险。

4.The new cargo ship was designed with a double hull to enhance its safety during rough seas.

这艘新货船的设计采用了双壳结构，以提高其在恶劣海况下的安全性。

5.Regulations require that oil tankers must have a double hull to prevent spills in case of an accident.

法规要求油轮必须具备双壳结构，以防止在事故发生时泄漏。

作文

The concept of a double hull is crucial in maritime engineering and design, particularly when it comes to the safety of ships and tankers. A double hull refers to a structure where there are two layers of hulls, one inside the other. This design is primarily used to enhance the safety of vessels that transport hazardous materials, such as oil or chemicals. The outer hull serves as a protective barrier, while the inner hull holds the cargo. This configuration significantly reduces the risk of spills and environmental disasters in the event of a collision or grounding.Historically, the implementation of double hull technology became more prominent after several catastrophic oil spills raised public awareness about maritime safety. One of the most notable incidents was the Exxon Valdez oil spill in 1989, which led to extensive damage to marine ecosystems and prompted regulatory changes. As a result, the International Maritime Organization (IMO) established regulations requiring new oil tankers to be built with a double hull design. This decision aimed to mitigate the risks associated with transporting oil and other hazardous substances across oceans.The benefits of a double hull are manifold. First and foremost, it provides an additional layer of protection against breaches that can lead to leaks. In the event of an accident, if the outer hull is compromised, the inner hull can still contain the cargo, preventing it from spilling into the ocean. This safeguard is vital for maintaining marine biodiversity and protecting coastal communities from pollution.Moreover, the double hull design enhances the overall structural integrity of a vessel. The two hulls can distribute stress more evenly, making the ship more resilient to harsh sea conditions. This is particularly important for large tankers that face the challenges of heavy waves and severe weather. Additionally, the space between the two hulls can be utilized for ballast, improving the vessel's stability and handling.However, constructing a double hull is not without its challenges. The initial costs of building such vessels are higher than traditional single-hull designs. Shipbuilders must invest in more materials and advanced engineering techniques to ensure that both hulls are effective. Furthermore, maintenance of a double hull can be more complex, as it requires regular inspections of both the outer and inner layers to ensure their integrity and performance.Despite these challenges, the long-term benefits of using a double hull outweigh the initial investment. Many shipping companies recognize the importance of environmental responsibility and are willing to adopt this safer design. As technology advances, we may also see innovations that further improve the efficiency and effectiveness of double hull systems, making them more accessible to a broader range of vessels.In conclusion, the double hull design represents a significant advancement in maritime safety. By providing an extra layer of protection, it helps prevent environmental disasters and promotes sustainable shipping practices. As global trade continues to expand, embracing technologies like the double hull will be essential for ensuring the safety of our oceans and the health of our planet.

“双壳”这一概念在海洋工程和设计中至关重要，尤其是在船舶和油轮的安全性方面。“双壳”是指内部和外部各有一层的结构。这种设计主要用于增强运输危险材料（如石油或化学品）的船只的安全性。外壳作为保护屏障，而内壳则容纳货物。这种配置显著降低了碰撞或搁浅事件中泄漏和环境灾难的风险。历史上，在几次灾难性的石油泄漏事件引起公众对海事安全的关注后，“双壳”技术的实施变得更加突出。其中一个最著名的事件是1989年的埃克森瓦尔迪兹号石油泄漏事故，该事故对海洋生态系统造成了广泛的破坏，并促使监管变化。因此，国际海事组织（IMO）制定了法规，要求新建油轮采用“ 双壳”设计。这个决定旨在减少运输石油和其他危险物质跨越海洋所带来的风险。“ 双壳”的好处是多方面的。首先，它提供了额外的保护层，以防止可能导致泄漏的破损。在事故发生时，如果外壳受到损坏，内壳仍然可以容纳货物，防止其溢出到海洋中。这种保护措施对于维护海洋生物多样性和保护沿海社区免受污染至关重要。此外，“ 双壳”设计增强了船舶的整体结构完整性。两个壳体可以更均匀地分配压力，使船只对恶劣海况更具韧性。这对于面临重浪和恶劣天气挑战的大型油轮尤为重要。此外，两个壳体之间的空间可以用作压载水，提高船舶的稳定性和操控性。然而，建造“ 双壳”并非没有挑战。与传统单壳设计相比，建造此类船只的初始成本更高。造船商必须投入更多的材料和先进的工程技术，以确保两个壳体都有效。此外，“ 双壳”的维护可能更为复杂，因为需要定期检查外层和内层的完整性和性能。尽管存在这些挑战，但使用“ 双壳”的长期益处超过了初始投资。许多航运公司意识到环境责任的重要性，并愿意采用这种更安全的设计。随着技术的进步，我们也可能会看到进一步改善“ 双壳”系统效率和有效性的创新，使其对更广泛的船舶更具可及性。总之，“ 双壳”设计代表了海洋安全的重要进展。通过提供额外的保护层，它有助于防止环境灾难，并促进可持续的航运实践。随着全球贸易的不断扩大，采用像“ 双壳”这样的技术对于确保海洋安全和地球健康至关重要。