fully-ventilated propeller

简明释义

全充气螺旋桨

英英释义

例句

1.The design of the boat includes a fully-ventilated propeller, which enhances its efficiency in water.

这艘船的设计包括一个完全通风的螺旋桨，提高了它在水中的效率。

2.Using a fully-ventilated propeller can significantly reduce cavitation effects during high-speed operations.

使用完全通风的螺旋桨可以显著减少高速操作中的气蚀效应。

3.The engineer recommended a fully-ventilated propeller for better performance in shallow waters.

工程师建议使用完全通风的螺旋桨以在浅水中获得更好的性能。

4.Our new model features a fully-ventilated propeller to improve fuel efficiency.

我们的新型号采用了完全通风的螺旋桨以提高燃油效率。

5.For optimal thrust, the vessel was equipped with a fully-ventilated propeller system.

为了获得最佳推力，该船配备了完全通风的螺旋桨系统。

作文

In the realm of marine engineering, the design and functionality of propulsion systems are crucial for the efficiency and performance of vessels. One innovative solution that has gained attention in recent years is the fully-ventilated propeller (完全通风螺旋桨). This type of propeller utilizes a unique design that allows air to mix with water as it passes through the blades, resulting in enhanced performance characteristics. Understanding how a fully-ventilated propeller (完全通风螺旋桨) operates can provide insights into its advantages over traditional propellers.The principle behind a fully-ventilated propeller (完全通风螺旋桨) lies in its ability to draw air into the water flow around the blades. This aeration reduces the density of the water entering the propeller, which in turn decreases the overall resistance faced by the vessel. As a result, ships equipped with this type of propeller can achieve higher speeds with lower power requirements. This is particularly beneficial for high-speed crafts and vessels operating in shallow waters where conventional propellers may struggle due to cavitation and other hydrodynamic issues.One of the most significant advantages of a fully-ventilated propeller (完全通风螺旋桨) is its ability to mitigate cavitation. Cavitation occurs when the pressure on the propeller blades drops below the vapor pressure of the water, leading to the formation of vapor bubbles. These bubbles can collapse violently, causing damage to the blades and reducing efficiency. By introducing air into the water, a fully-ventilated propeller (完全通风螺旋桨) maintains a more stable pressure environment, thereby minimizing the risk of cavitation and extending the lifespan of the propeller.Moreover, the use of a fully-ventilated propeller (完全通风螺旋桨) can lead to improved fuel efficiency. With less resistance and reduced cavitation, vessels can operate at optimal speeds without overexerting their engines. This not only saves fuel but also reduces emissions, making it an environmentally friendly option for modern marine operations. In an era where sustainability is paramount, the adoption of such technology aligns with global efforts to reduce the carbon footprint of maritime activities.However, the implementation of a fully-ventilated propeller (完全通风螺旋桨) does come with certain challenges. The design must be meticulously tailored to the specific operational conditions of the vessel. Factors such as speed, load, and water depth play a critical role in determining the effectiveness of this propulsion system. Engineers must conduct thorough analyses and simulations to ensure that the propeller performs optimally under various conditions.In conclusion, the fully-ventilated propeller (完全通风螺旋桨) represents a significant advancement in marine propulsion technology. Its ability to enhance performance while reducing environmental impact makes it an attractive option for shipbuilders and operators alike. As the maritime industry continues to evolve, embracing innovative solutions like the fully-ventilated propeller (完全通风螺旋桨) will be essential in meeting the demands of efficiency, sustainability, and performance. The future of marine engineering may very well depend on such advancements, paving the way for a new generation of vessels that are faster, more efficient, and kinder to our oceans.

在海洋工程领域，推进系统的设计和功能对船舶的效率和性能至关重要。近年来，一种创新的解决方案引起了人们的关注，那就是完全通风螺旋桨（fully-ventilated propeller）。这种类型的螺旋桨采用独特的设计，允许空气与水混合，当水流经过叶片时，从而增强性能特性。理解完全通风螺旋桨（fully-ventilated propeller）的工作原理可以提供对其相对于传统螺旋桨优势的洞察。完全通风螺旋桨（fully-ventilated propeller）背后的原理在于其能够将空气引入流经叶片的水流中。这种通风减少了进入螺旋桨的水的密度，从而降低了船舶所面临的总体阻力。因此，配备这种类型螺旋桨的船只可以以较低的功率要求实现更高的速度。这对于高速船只和在浅水区操作的船舶尤其有利，因为传统螺旋桨可能由于气蚀和其他水动力问题而难以正常工作。完全通风螺旋桨（fully-ventilated propeller）的一个显著优点是其能够减轻气蚀现象。气蚀发生在螺旋桨叶片上的压力降到水的蒸汽压力以下时，导致气泡的形成。这些气泡可能会剧烈崩溃，造成叶片损坏并降低效率。通过将空气引入水中，完全通风螺旋桨（fully-ventilated propeller）保持了更稳定的压力环境，从而最小化气蚀的风险，延长了螺旋桨的使用寿命。此外，使用完全通风螺旋桨（fully-ventilated propeller）还可以提高燃油效率。由于阻力减少和气蚀降低，船舶可以在不过度施压其发动机的情况下以最佳速度运行。这不仅节省了燃料，还减少了排放，使其成为现代海洋操作中环保的选择。在可持续性至关重要的时代，采用这种技术与全球减少海洋活动碳足迹的努力相一致。然而，实施完全通风螺旋桨（fully-ventilated propeller）确实存在某些挑战。设计必须精确地针对船舶的具体操作条件进行调整。速度、负载和水深等因素在确定这种推进系统的有效性方面起着关键作用。工程师必须进行全面的分析和模拟，以确保螺旋桨在各种条件下表现最佳。总之，完全通风螺旋桨（fully-ventilated propeller）代表了海洋推进技术的重要进展。它在提高性能的同时减少环境影响，使其成为造船商和运营商的一个有吸引力的选择。随着海洋工业的不断发展，接受像完全通风螺旋桨（fully-ventilated propeller）这样的创新解决方案将对满足效率、可持续性和性能的需求至关重要。海洋工程的未来可能很大程度上取决于这样的进步，为新一代更快、更高效且对海洋友好的船舶铺平道路。