propeller diameter

简明释义

推进器直径

英英释义

例句

1.The performance of the boat largely depends on the propeller diameter 螺旋桨直径 used.

船只的性能在很大程度上取决于所使用的螺旋桨直径。

2.Engine efficiency can be improved by selecting the right propeller diameter 螺旋桨直径 for your vessel.

通过为您的船只选择合适的螺旋桨直径，可以提高发动机效率。

3.When designing a drone, the propeller diameter 螺旋桨直径 is crucial for lift and stability.

在设计无人机时，螺旋桨直径对升力和稳定性至关重要。

4.A larger propeller diameter 螺旋桨直径 can provide more thrust but may reduce speed.

更大的螺旋桨直径可以提供更多的推力，但可能会降低速度。

5.The manufacturer recommends a propeller diameter 螺旋桨直径 of 15 inches for optimal performance.

制造商建议使用15英寸的螺旋桨直径以获得最佳性能。

作文

The importance of understanding the concept of propeller diameter cannot be overstated, especially in the fields of aviation and marine engineering. The propeller diameter refers to the measurement across the circular path that the tips of the propeller blades trace as they rotate. This dimension plays a critical role in determining the efficiency and performance of a propeller, whether it is used in an aircraft or a boat. In aviation, the size of the propeller diameter directly influences the thrust generated by the propeller. A larger propeller diameter typically allows for more air to be displaced, which can result in greater thrust. However, this does not mean that larger is always better. The design of the aircraft, including its weight and intended use, must be taken into consideration. For instance, a small, lightweight aircraft may benefit from a smaller propeller diameter that allows for quicker acceleration and higher speeds, while larger aircraft, designed for carrying heavier loads, may require a larger propeller diameter to generate sufficient lift. Similarly, in marine applications, the propeller diameter is crucial for determining the vessel's speed and maneuverability. Boats designed for high-speed travel often have smaller propeller diameters that spin faster, allowing for quick acceleration and agile handling. On the other hand, larger vessels, such as cargo ships, utilize larger propeller diameters to efficiently move heavy loads through the water. The relationship between the propeller diameter and the pitch of the propeller blades also plays a significant role in performance. The pitch refers to the angle of the blades and affects how much water is pushed back with each rotation. A well-calibrated propeller diameter and pitch combination ensures that the vessel or aircraft operates at optimal performance levels. Moreover, the propeller diameter can also influence fuel efficiency. In aviation, a propeller that is too large may create excessive drag, leading to increased fuel consumption. Conversely, a propeller that is too small may not produce enough thrust, forcing the engine to work harder and consume more fuel. Therefore, engineers must carefully calculate the appropriate propeller diameter based on the specific requirements of the aircraft or vessel. In conclusion, the propeller diameter is a fundamental aspect of propeller design that impacts performance, efficiency, and overall functionality in both aviation and marine industries. Understanding how to optimize the propeller diameter in relation to other design factors is essential for engineers and designers striving to create efficient and effective propulsion systems. As technology continues to advance, the ability to accurately measure and adjust the propeller diameter will remain a key factor in the evolution of transportation methods, ultimately contributing to safer and more efficient travel on air and sea.

理解螺旋桨直径的概念非常重要，尤其是在航空和海洋工程领域。螺旋桨直径是指螺旋桨叶片旋转时，叶尖所描绘的圆形路径的测量。这一尺寸在确定螺旋桨的效率和性能方面起着关键作用，无论是在飞机还是船只中。 在航空领域，螺旋桨直径的大小直接影响螺旋桨产生的推力。通常，较大的螺旋桨直径可以使更多空气被排开，从而产生更大的推力。然而，这并不意味着越大越好。飞机的设计，包括其重量和预期用途，必须考虑在内。例如，一架小型轻便飞机可能受益于较小的螺旋桨直径，这可以实现更快的加速和更高的速度，而大型飞机则可能需要较大的螺旋桨直径来产生足够的升力。 同样，在海洋应用中，螺旋桨直径对于确定船只的速度和机动性至关重要。设计用于高速行驶的船只通常具有较小的螺旋桨直径，可以更快地旋转，从而实现快速加速和灵活的操控。而大型船只，如货船，则利用较大的螺旋桨直径有效地移动重载。螺旋桨直径与螺旋桨叶片的螺距之间的关系也对性能有显著影响。螺距是指叶片的角度，影响每次旋转推动的水量。良好校准的螺旋桨直径和螺距组合确保船只或飞机在最佳性能水平下运行。 此外，螺旋桨直径还会影响燃油效率。在航空领域，过大的螺旋桨可能会产生过多的阻力，导致燃油消耗增加。相反，过小的螺旋桨可能无法产生足够的推力，迫使发动机更加努力地工作，从而消耗更多燃料。因此，工程师必须根据飞机或船只的具体要求仔细计算适当的螺旋桨直径。 总之，螺旋桨直径是螺旋桨设计的一个基本方面，影响航空和海洋工业中性能、效率和整体功能。理解如何优化螺旋桨直径与其他设计因素的关系，对于工程师和设计师来说，是创造高效和有效推进系统的关键。随着技术的不断进步，准确测量和调整螺旋桨直径的能力将继续成为交通方式演变的关键因素，最终有助于实现更安全、更高效的空中和海上旅行。