feathering propeller

简明释义

变距推进器

英英释义

例句

1.Using a feathering propeller can significantly improve climb performance.

使用变距螺旋桨可以显著提高爬升性能。

2.In case of an engine failure, the feathering propeller helps maintain control of the aircraft.

在发动机故障的情况下，变距螺旋桨有助于保持飞机的控制。

3.The pilot engaged the feathering propeller to reduce drag during descent.

飞行员在下降过程中启动了变距螺旋桨以减少阻力。

4.After reaching cruising altitude, the crew adjusted the feathering propeller settings.

到达巡航高度后，机组人员调整了变距螺旋桨的设置。

5.The feathering propeller system allows for better fuel efficiency during cruise flight.

变距螺旋桨系统在巡航飞行中可以提高燃油效率。

作文

The concept of a feathering propeller is vital in the aviation industry, especially for aircraft that rely on propellers for thrust. A feathering propeller is designed to change the angle of its blades to minimize drag when the engine is not producing power. This mechanism is particularly beneficial during engine failure scenarios, allowing the pilot to maintain control and glide the aircraft safely. The ability to feather the propeller can significantly enhance the performance and safety of multi-engine aircraft.When an aircraft experiences an engine failure, the immediate response from the pilot is crucial. If the failed engine's propeller remains in a normal operating position, it creates substantial drag, which can lead to a loss of altitude and control. By utilizing a feathering propeller, pilots can adjust the blade angle to align with the airflow, effectively reducing drag. This adjustment allows the aircraft to maintain better aerodynamic efficiency and provides the pilot with more options for managing the emergency.The mechanics behind a feathering propeller involve a system of hydraulic or mechanical controls that adjust the pitch of the propeller blades. In most cases, the propeller blades can be rotated to a nearly flat position relative to the airflow. This action is often referred to as 'feathering' because the blades resemble feathers lying flat against the wind. This design is not only advantageous during emergencies but also contributes to the overall efficiency of the aircraft during cruise flight.Moreover, the implementation of feathering propellers has evolved over the years, with advancements in technology leading to more reliable and efficient systems. Modern aircraft are equipped with sophisticated electronic controls that automate the feathering process, allowing for quicker and more precise adjustments. This technological progress ensures that pilots have the best tools at their disposal to handle in-flight emergencies effectively.In addition to enhancing safety, feathering propellers can also improve fuel efficiency. By reducing drag when cruising, aircraft can achieve better fuel economy, which is a critical factor in commercial aviation. Airlines are always looking for ways to reduce operational costs, and the use of feathering propellers is one method that can contribute to this goal.In conclusion, the feathering propeller is an essential component in modern aviation, providing significant advantages in terms of safety, performance, and efficiency. Understanding how this technology works helps pilots make informed decisions during flight operations, especially in critical situations. As aviation technology continues to advance, the importance of features like the feathering propeller will remain paramount, ensuring that aircraft can operate safely and efficiently in various conditions.

“羽毛螺旋桨”的概念在航空工业中至关重要，尤其是对于依赖螺旋桨提供推力的飞机来说。“羽毛螺旋桨”设计用于改变其叶片的角度，以在发动机不产生动力时最小化阻力。这种机制在发动机故障情况下特别有益，允许飞行员保持控制并安全滑行飞机。能够将螺旋桨调整到羽毛状态可以显著提高多发动力飞机的性能和安全性。当飞机经历发动机故障时，飞行员的即时反应至关重要。如果失效发动机的螺旋桨保持在正常工作位置，它会产生大量阻力，这可能导致高度和控制的丧失。通过使用“羽毛螺旋桨”，飞行员可以调整叶片角度，使其与气流对齐，有效减少阻力。这一调整使飞机能够保持更好的空气动力效率，并为飞行员提供更多管理紧急情况的选择。“羽毛螺旋桨”的机械原理涉及一套液压或机械控制系统，用于调整螺旋桨叶片的俯仰角。在大多数情况下，螺旋桨叶片可以相对于气流旋转到几乎平坦的位置。这一动作通常被称为“羽毛化”，因为叶片看起来像是平躺在风中的羽毛。这种设计不仅在紧急情况下具有优势，而且在巡航飞行期间也有助于飞机的整体效率。此外，“羽毛螺旋桨”的实施随着时间的推移不断发展，技术进步使得系统更加可靠和高效。现代飞机配备了先进的电子控制系统，可以自动化羽毛化过程，从而实现更快速和更精确的调整。这一技术进步确保飞行员在处理飞行紧急情况时拥有最佳工具。除了提高安全性外，“羽毛螺旋桨”还可以提高燃油效率。通过在巡航时减少阻力，飞机可以实现更好的燃油经济性，这在商业航空中是一个关键因素。航空公司始终在寻找降低运营成本的方法，而使用“羽毛螺旋桨”就是可以为此目标做出贡献的一种方法。总之，“羽毛螺旋桨”是现代航空中不可或缺的组成部分，在安全、性能和效率方面提供了显著的优势。了解这一技术如何运作有助于飞行员在飞行操作中做出明智的决策，尤其是在关键情况下。随着航空技术的不断进步，“羽毛螺旋桨”等特性的意义将始终是至关重要的，确保飞机能够在各种条件下安全高效地运行。