diameter of propeller

简明释义

螺旋桨直径

英英释义

例句

1.The manufacturer recommends a specific diameter of propeller for each model of the drone.

制造商为每种型号的无人机推荐特定的螺旋桨直径。

2.A larger diameter of propeller can increase speed but may reduce maneuverability.

较大的螺旋桨直径可以提高速度，但可能会降低机动性。

3.The diameter of propeller is crucial for determining the thrust produced by the engine.

螺旋桨的直径对于确定引擎产生的推力至关重要。

4.When designing a boat, engineers must consider the diameter of propeller to ensure optimal performance.

在设计船只时，工程师必须考虑螺旋桨的直径以确保最佳性能。

5.In aviation, the diameter of propeller affects the aircraft's climb rate and fuel efficiency.

在航空领域，螺旋桨的直径影响飞机的爬升率和燃油效率。

作文

The design and functionality of modern aircraft heavily rely on various components, one of which is the propeller. The efficiency and performance of an aircraft can be significantly affected by the diameter of propeller (螺旋桨的直径). Understanding this aspect is crucial for engineers and aviation enthusiasts alike. A propeller consists of blades that rotate around a central hub, generating thrust to propel an aircraft forward. The diameter of propeller (螺旋桨的直径) refers to the distance across the circular path that the tips of the blades create as they spin. This measurement is vital because it directly influences the amount of air displaced by the blades during rotation. A larger diameter typically means more air is moved, resulting in greater thrust. However, increasing the diameter is not always beneficial; it can lead to other aerodynamic challenges and increased drag.When designing a propeller, engineers must consider several factors, including the intended use of the aircraft, the engine power, and the desired speed. For instance, a small general aviation aircraft may benefit from a propeller with a smaller diameter of propeller (螺旋桨的直径) to maintain efficiency at lower speeds and altitudes. Conversely, larger commercial airliners often utilize larger propellers to achieve the necessary thrust for takeoff and climb.Another important consideration is the relationship between the diameter of propeller (螺旋桨的直径) and the pitch of the blades. The pitch refers to the angle of the blades in relation to the plane of rotation. A higher pitch combined with a larger diameter can increase the speed of the aircraft but may require more engine power. Thus, finding the right balance between these two parameters is essential for optimal performance.Moreover, the diameter of propeller (螺旋桨的直径) can also affect the noise produced by the aircraft. Larger propellers tend to generate more noise due to the increased volume of air they displace. This is particularly relevant in urban areas where noise pollution can be a significant concern. Engineers are continually seeking ways to reduce noise while maintaining efficiency, leading to innovations in propeller design.In conclusion, the diameter of propeller (螺旋桨的直径) plays a pivotal role in the overall performance of an aircraft. It impacts thrust generation, fuel efficiency, and noise levels. As technology advances, understanding and optimizing this parameter will remain essential for the future of aviation. Engineers must continue to explore new materials and designs to enhance the capabilities of propellers, ensuring that they meet the evolving demands of the aviation industry while adhering to environmental standards.