controllable pitch propeller

简明释义

可变螺距螺旋桨

英英释义

例句

1.The efficiency of the vessel increased significantly after installing a controllable pitch propeller.

安装可控螺距螺旋桨后，船只的效率显著提高。

2.The captain adjusted the angle of the controllable pitch propeller to improve acceleration.

船长调整了可控螺距螺旋桨的角度以改善加速性能。

3.A controllable pitch propeller can optimize fuel consumption during different sailing conditions.

在不同航行条件下，可控螺距螺旋桨可以优化燃油消耗。

4.The ship's speed can be easily adjusted thanks to the controllable pitch propeller.

得益于可控螺距螺旋桨，船只的速度可以轻松调整。

5.Using a controllable pitch propeller allows for better maneuverability in tight harbor spaces.

使用可控螺距螺旋桨可以在狭窄的港口区域更好地操控。

作文

In the world of marine engineering, the term controllable pitch propeller refers to a sophisticated type of propeller that allows for the adjustment of the blade angle while the propeller is in operation. This capability provides significant advantages in terms of efficiency and maneuverability for various types of vessels, including ships and submarines. The design and functionality of a controllable pitch propeller are critical for optimizing performance across different operating conditions.One of the primary benefits of using a controllable pitch propeller is its ability to enhance fuel efficiency. Traditional fixed-pitch propellers have a set blade angle that does not change during operation. This can lead to suboptimal performance, especially when a vessel is operating at varying speeds or under different load conditions. In contrast, a controllable pitch propeller allows the operator to adjust the pitch of the blades to achieve the most efficient angle for the current speed and load. As a result, vessels equipped with this technology can save fuel and reduce operational costs.Another advantage of a controllable pitch propeller is improved maneuverability. Vessels with fixed-pitch propellers often struggle with quick turns or sudden changes in direction. However, the ability to alter the pitch of the blades gives operators greater control over the propulsion system. This feature is particularly beneficial in tight navigation scenarios, such as docking or navigating through narrow channels. By adjusting the pitch, the vessel can respond more effectively to the captain's commands, making it easier to execute complex maneuvers.Moreover, a controllable pitch propeller can contribute to enhanced safety at sea. The ability to quickly change the thrust direction can prevent collisions and allow for rapid stops or reversals when necessary. This adaptability is crucial in emergency situations where every second counts. Additionally, the precise control offered by a controllable pitch propeller can help maintain stability and reduce the risk of capsizing in rough seas.The technology behind controllable pitch propellers involves intricate mechanical systems, including hydraulic actuators and electronic control units. These systems work together to ensure that the pitch adjustment is smooth and responsive. While this complexity may increase maintenance requirements, the benefits in efficiency and control often outweigh the drawbacks.In conclusion, the controllable pitch propeller represents a significant advancement in marine propulsion technology. Its ability to optimize fuel consumption, enhance maneuverability, and improve safety makes it an invaluable asset for modern vessels. As the maritime industry continues to evolve, the adoption of controllable pitch propellers is likely to increase, paving the way for more efficient and safer maritime operations. Understanding the functionality and benefits of a controllable pitch propeller is essential for anyone involved in marine engineering or naval architecture, as it plays a crucial role in the performance of contemporary ships and submarines.

在海洋工程的世界中，术语可控螺距螺旋桨指的是一种复杂的螺旋桨类型，它允许在螺旋桨运行时调整叶片角度。这种能力在效率和机动性方面为各种类型的船只（包括船舶和潜艇）提供了显著的优势。可控螺距螺旋桨的设计和功能对于优化不同操作条件下的性能至关重要。使用可控螺距螺旋桨的主要好处之一是它能够提高燃油效率。传统的固定螺距螺旋桨具有一个在操作过程中不会改变的设定叶片角度。这可能导致在船只以不同速度或在不同负载条件下运行时出现次优性能。相比之下，可控螺距螺旋桨允许操作员根据当前速度和负载调整叶片的螺距。因此，配备此技术的船只可以节省燃料并降低运营成本。另一个可控螺距螺旋桨的优势是改善了机动性。配有固定螺距螺旋桨的船只通常在快速转弯或突然改变方向时会遇到困难。然而，改变叶片螺距的能力使操作员对推进系统拥有更大的控制权。这一特性在紧凑的导航场景中尤为有利，例如停靠或在狭窄的水道中航行。通过调整螺距，船只可以更有效地响应船长的指令，使得执行复杂的机动变得更加容易。此外，可控螺距螺旋桨还可以提高海上的安全性。迅速改变推力方向的能力可以防止碰撞，并在必要时允许快速停止或反向。在紧急情况下，这种适应能力至关重要，因为每一秒都很关键。此外，可控螺距螺旋桨提供的精确控制可以帮助保持稳定性，减少在恶劣海况下倾覆的风险。可控螺距螺旋桨背后的技术涉及复杂的机械系统，包括液压执行器和电子控制单元。这些系统协同工作，以确保螺距调整的平滑和响应。尽管这种复杂性可能增加维护要求，但在效率和控制方面的好处往往超过了缺点。总之，可控螺距螺旋桨代表了海洋推进技术的一项重大进步。其优化燃料消耗、增强机动性和提高安全性的能力，使其成为现代船只不可或缺的资产。随着海事行业的不断发展，可控螺距螺旋桨的采用可能会增加，为更高效和安全的海洋作业铺平道路。了解可控螺距螺旋桨的功能和优势，对于任何参与海洋工程或海军建筑的人来说都是至关重要的，因为它在当代船舶和潜艇的性能中发挥着关键作用。