variable pitch reversing propeller

简明释义

变距可逆螺旋桨

英英释义

例句

1.The variable pitch reversing propeller allows the vessel to change speed without losing momentum.

这种可变螺距反向螺旋桨使船只能够在不失去动量的情况下改变速度。

2.Using a variable pitch reversing propeller can significantly improve the efficiency of marine vessels.

使用可变螺距反向螺旋桨可以显著提高海洋船只的效率。

3.Many modern ships utilize a variable pitch reversing propeller for enhanced control during docking.

许多现代船只采用可变螺距反向螺旋桨以增强在靠港时的控制能力。

4.The new yacht is equipped with a variable pitch reversing propeller, which allows for better maneuverability in tight spaces.

这艘新游艇配备了一种可变螺距反向螺旋桨，可以在狭小空间内提高操控性。

5.The captain adjusted the variable pitch reversing propeller to reverse the ship quickly.

船长调整了可变螺距反向螺旋桨，迅速使船只倒退。

作文

In the world of marine engineering, the efficiency and maneuverability of a vessel are paramount. One of the key components that contribute to these factors is the propeller. Among various types of propellers, the variable pitch reversing propeller stands out due to its unique ability to adjust the angle of its blades. This feature allows for greater control over the thrust produced by the propeller, making it an invaluable asset for many types of vessels.To understand the significance of a variable pitch reversing propeller (可变螺距反向螺旋桨), we must first delve into how traditional propellers operate. Standard fixed-pitch propellers have blades set at a specific angle, which means they can only provide thrust in one direction. While effective for straightforward operations, they lack the versatility required for complex maneuvers, such as docking or navigating through tight spaces.A variable pitch reversing propeller addresses this limitation by allowing the angle of the blades to be adjusted while the propeller is in motion. This adjustment can be made quickly, enabling the vessel to switch between forward and reverse thrust efficiently. The ability to change the pitch of the blades optimizes performance across different speeds and conditions, enhancing fuel efficiency and reducing wear on the engine.Moreover, the reversing capability of a variable pitch reversing propeller is particularly beneficial in emergency situations. For instance, if a vessel needs to stop suddenly or reverse direction to avoid a collision, the propeller can be adjusted to provide immediate thrust in the opposite direction. This responsiveness can be critical for ensuring the safety of the vessel and its crew.In addition to safety and efficiency, the use of variable pitch reversing propellers also contributes to improved handling characteristics. Vessels equipped with this type of propeller can achieve better maneuverability, which is essential for operations in crowded harbors or during complex maritime tasks. The ability to fine-tune the thrust allows operators to make precise adjustments, facilitating smoother navigation and reducing the risk of accidents.The technology behind variable pitch reversing propellers has evolved over the years, incorporating advanced materials and hydraulic systems that enable seamless operation. Modern designs often include computer-controlled mechanisms that allow for automatic adjustments based on real-time data, further enhancing the performance and reliability of the propeller.In conclusion, the variable pitch reversing propeller is a remarkable innovation in marine propulsion technology. Its ability to provide adjustable thrust in both forward and reverse directions makes it a vital component for modern vessels. As the demands for efficiency and safety continue to grow in the maritime industry, the importance of such technologies will only increase. Understanding the functionality and advantages of variable pitch reversing propellers is essential for anyone involved in marine engineering or navigation, as it represents a significant leap forward in the quest for optimal vessel performance.

在海洋工程的世界中，船舶的效率和机动性至关重要。推动这些因素的关键组件之一是螺旋桨。在各种类型的螺旋桨中，可变螺距反向螺旋桨因其独特的调整叶片角度的能力而脱颖而出。这一特性使得螺旋桨能够更好地控制产生的推力，使其成为许多类型船舶不可或缺的资产。要理解可变螺距反向螺旋桨（variable pitch reversing propeller）的重要性，我们首先必须深入了解传统螺旋桨的工作原理。标准的固定螺距螺旋桨的叶片设置在特定的角度，这意味着它们只能朝一个方向提供推力。虽然在简单操作中有效，但它们缺乏在复杂机动中所需的灵活性，例如停靠或在狭窄空间内导航。可变螺距反向螺旋桨通过允许在螺旋桨运动时调整叶片的角度来解决这一局限性。这种调整可以迅速完成，使船舶能够高效地在前进和后退推力之间切换。叶片的螺距变化优化了在不同速度和条件下的性能，提高了燃油效率并减少了发动机的磨损。此外，可变螺距反向螺旋桨的反向能力在紧急情况下尤为有益。例如，如果船舶需要突然停止或反向以避免碰撞，螺旋桨可以调整以提供对向的立即推力。这种响应能力对确保船舶及其船员的安全至关重要。除了安全性和效率，使用可变螺距反向螺旋桨还改善了操控特性。配备这种类型螺旋桨的船舶可以实现更好的机动性，这对于在拥挤的港口或进行复杂的海事任务时至关重要。能够微调推力使操作员能够进行精确调整，从而促进更平稳的导航并降低事故风险。可变螺距反向螺旋桨背后的技术经过多年的发展，结合了先进的材料和液压系统，使得操作无缝现代设计通常包括计算机控制机制，可以根据实时数据进行自动调整，进一步增强了螺旋桨的性能和可靠性。总之，可变螺距反向螺旋桨是海洋推进技术中的一项显著创新。其在前进和后退方向提供可调推力的能力使其成为现代船舶的重要组成部分。随着海事行业对效率和安全性的需求不断增长，此类技术的重要性只会增加。理解可变螺距反向螺旋桨的功能和优势对于任何参与海洋工程或导航的人来说都是至关重要的，因为它代表了在追求最佳船舶性能方面的一次重大飞跃。