adjustable pitch propeller

简明释义

可掂螺旋桨

英英释义

例句

1.Using an adjustable pitch propeller allows the boat to optimize its speed and fuel efficiency depending on the conditions.

使用可调螺距螺旋桨可以让船只根据环境优化速度和燃油效率。

2.The yacht was equipped with an adjustable pitch propeller to enhance its maneuverability in tight harbors.

这艘游艇配备了一个可调螺距螺旋桨，以增强其在狭窄港口的机动性。

3.The adjustable pitch propeller provides greater control over the vessel's speed and direction.

这个可调螺距螺旋桨提供了对船舶速度和方向的更大控制。

4.The engineers decided to install an adjustable pitch propeller for better performance during varying sea states.

工程师们决定安装一个可调螺距螺旋桨以在不同海况下获得更好的性能。

5.When sailing against the wind, the captain adjusted the adjustable pitch propeller to maximize thrust.

当逆风航行时，船长调整了可调螺距螺旋桨以最大化推力。

作文

The world of aviation and marine engineering is filled with fascinating technologies that enhance performance and efficiency. One such innovation is the adjustable pitch propeller, a remarkable device that allows for greater control over a vessel's speed and maneuverability. Unlike fixed-pitch propellers, which have blades set at a specific angle, an adjustable pitch propeller can change the angle of its blades while in operation. This ability to adjust the pitch provides several advantages, especially in varying operational conditions.In the context of marine vessels, the adjustable pitch propeller plays a crucial role in optimizing fuel efficiency and improving overall performance. For instance, when a ship is starting from a standstill, a lower pitch angle can be set to provide greater thrust. As the vessel gains speed, the pitch can be adjusted to a higher angle, allowing the ship to maintain speed without consuming excessive fuel. This dynamic adjustment not only enhances the vessel's performance but also contributes to reducing its environmental impact by minimizing fuel consumption.Moreover, the versatility of the adjustable pitch propeller extends beyond just fuel efficiency. It also significantly improves a vessel's maneuverability. In tight harbor situations or during docking maneuvers, having the ability to quickly change the pitch of the propeller allows for finer control over the ship's movements. This capability is particularly beneficial for large vessels that require precise handling in confined spaces.In aviation, the principles of the adjustable pitch propeller are similarly applied. Aircraft equipped with variable-pitch propellers can optimize their performance across different phases of flight. For example, during takeoff, a low pitch can be used to maximize thrust, while in cruising flight, a higher pitch setting can improve aerodynamic efficiency. This adaptability is crucial for enhancing the aircraft's performance and ensuring safety.The technology behind the adjustable pitch propeller has evolved significantly over the years. Early designs were often complex and required manual adjustments, but modern systems are increasingly automated. With advancements in computer technology, many contemporary vessels and aircraft utilize electronic controls to manage pitch adjustments seamlessly. This automation not only simplifies operation but also allows for real-time adjustments based on changing conditions, further enhancing performance.In conclusion, the adjustable pitch propeller is a vital component in both marine and aviation fields, offering significant benefits in terms of efficiency, performance, and maneuverability. Its ability to adapt to various operational requirements makes it an essential technology for modern vessels and aircraft. As we continue to seek ways to improve fuel efficiency and reduce environmental impact, innovations like the adjustable pitch propeller will undoubtedly play a key role in shaping the future of transportation.

航空和海洋工程的世界充满了迷人的技术，这些技术增强了性能和效率。其中一种创新是可调螺距螺旋桨，这是一种了不起的设备，允许对船只的速度和机动性进行更大的控制。与固定螺距螺旋桨不同，后者的叶片设置在特定角度上，可调螺距螺旋桨可以在运行时改变叶片的角度。这种调整螺距的能力提供了几个优点，特别是在不同的操作条件下。在海洋船只的背景下，可调螺距螺旋桨在优化燃油效率和改善整体性能方面发挥着关键作用。例如，当一艘船从静止状态启动时，可以设置较低的螺距角以提供更大的推力。随着船只加速，螺距可以调整到更高的角度，使船只能够在不消耗过多燃料的情况下保持速度。这种动态调整不仅增强了船只的性能，还通过减少燃料消耗有助于降低其对环境的影响。此外，可调螺距螺旋桨的多功能性不仅限于燃油效率。在狭窄的港口情况下或在停靠操作期间，快速改变螺旋桨的螺距的能力使船只的运动控制更加精细。这种能力对于需要在狭小空间内进行精确操作的大型船只尤为重要。在航空领域，可调螺距螺旋桨的原理也得到了类似的应用。配备可变螺距螺旋桨的飞机可以在不同的飞行阶段优化其性能。例如，在起飞过程中，可以使用较低的螺距来最大化推力，而在巡航飞行中，则可以采用更高的螺距设置以提高气动效率。这种适应能力对于增强飞机的性能和确保安全至关重要。可调螺距螺旋桨背后的技术多年来经历了显著的发展。早期的设计通常复杂且需要手动调整，但现代系统越来越自动化。随着计算机技术的进步，许多当代船只和飞机利用电子控制无缝管理螺距调整。这种自动化不仅简化了操作，还允许根据变化的条件实时调整，进一步增强了性能。总之，可调螺距螺旋桨是海洋和航空领域的重要组成部分，在效率、性能和机动性方面提供了显著的好处。它适应各种操作要求的能力使其成为现代船只和飞机的基本技术。随着我们继续寻求改善燃油效率和减少环境影响的方法，像可调螺距螺旋桨这样的创新无疑将在塑造未来交通运输方面发挥关键作用。