neutral angle of propeller blade

简明释义

无推力桨叶转角

英英释义

例句

1.The manufacturer specified the neutral angle of propeller blade in the design documents to ensure consistency.

制造商在设计文件中指定了螺旋桨叶片的中性角以确保一致性。

2.During the simulation, we measured the effects of varying the neutral angle of propeller blade on performance.

在模拟过程中，我们测量了改变螺旋桨叶片的中性角对性能的影响。

3.Understanding the neutral angle of propeller blade is crucial for improving fuel efficiency in aircraft.

理解螺旋桨叶片的中性角对提高飞机的燃油效率至关重要。

4.The engineer adjusted the neutral angle of propeller blade to optimize the thrust during testing.

工程师调整了螺旋桨叶片的中性角以优化测试期间的推力。

5.The pilot was trained to recognize how the neutral angle of propeller blade affects control during flight.

飞行员接受培训以识别螺旋桨叶片的中性角如何影响飞行中的控制。

作文

The design and efficiency of a propeller are crucial factors in the performance of various types of vehicles, especially in aviation and marine applications. One of the key concepts in propeller design is the neutral angle of propeller blade, which plays a significant role in determining how effectively a propeller converts rotational energy into thrust. Understanding this concept is essential for engineers and designers who aim to optimize propeller performance.The neutral angle of propeller blade refers to the specific angle at which the blades of a propeller are oriented when they are neither producing thrust nor drag. This angle is critical because it represents the point of balance where the aerodynamic forces acting on the blades are equalized. When the blades are positioned at the neutral angle of propeller blade, they can achieve maximum efficiency, allowing the propeller to operate smoothly without unnecessary resistance.In practical terms, the neutral angle of propeller blade is influenced by several factors, including the shape and size of the blades, the speed at which the propeller rotates, and the fluid dynamics of the surrounding medium—whether it be air or water. For instance, in aviation, a propeller must maintain an optimal neutral angle of propeller blade to ensure that the aircraft achieves the desired lift and thrust without incurring excess drag. Similarly, in marine applications, the angle must be adjusted to account for varying water conditions and vessel speeds.Moreover, the neutral angle of propeller blade is not a fixed value; it can change based on operational conditions. Pilots and operators often need to make real-time adjustments to the pitch of the propeller blades to maintain the ideal angle for different phases of flight or navigation. This adaptability is crucial for maximizing fuel efficiency and ensuring the safety and performance of the vehicle.The importance of the neutral angle of propeller blade extends beyond mere performance metrics. It also has implications for maintenance and longevity of the propeller system. When a propeller operates at an angle significantly away from its neutral position, it can lead to increased wear and tear, resulting in costly repairs and reduced operational lifespan. Therefore, understanding and monitoring the neutral angle of propeller blade is vital for the upkeep of any propulsion system.In conclusion, the neutral angle of propeller blade is a fundamental aspect of propeller design and operation that significantly impacts efficiency and performance. Engineers and operators must have a thorough understanding of this concept to optimize their systems effectively. By maintaining the appropriate angle, they can enhance thrust production, reduce drag, and prolong the life of the propeller. As technology advances, ongoing research into the neutral angle of propeller blade will continue to improve the design and functionality of propulsion systems across various industries, ultimately leading to more efficient and sustainable modes of transportation.

螺旋桨的设计和效率是各种类型车辆性能的关键因素，尤其是在航空和海洋应用中。螺旋桨设计中的一个关键概念是螺旋桨叶片的中性角，它在决定螺旋桨如何有效地将旋转能量转化为推力方面起着重要作用。理解这个概念对于旨在优化螺旋桨性能的工程师和设计师至关重要。螺旋桨叶片的中性角指的是螺旋桨叶片在既不产生推力也不产生阻力时的特定角度。这个角度至关重要，因为它代表了空气动力学力作用在叶片上达到平衡的点。当叶片处于螺旋桨叶片的中性角时，它们可以实现最大效率，使螺旋桨平稳运行而不会产生不必要的阻力。在实际操作中，螺旋桨叶片的中性角受多个因素的影响，包括叶片的形状和大小、螺旋桨的旋转速度以及周围介质（无论是空气还是水）的流体动力学。例如，在航空领域，螺旋桨必须保持最佳的螺旋桨叶片的中性角，以确保飞机在不产生过多阻力的情况下获得所需的升力和推力。同样，在海洋应用中，该角度必须根据不同的水域条件和船舶速度进行调整。此外，螺旋桨叶片的中性角并不是一个固定值；它可以根据操作条件变化。飞行员和操作员通常需要实时调整螺旋桨叶片的俯仰角，以保持在飞行或航行的不同阶段所需的理想角度。这种适应性对于最大限度地提高燃料效率和确保车辆的安全性和性能至关重要。螺旋桨叶片的中性角的重要性不仅限于性能指标。它还对螺旋桨系统的维护和使用寿命有影响。当螺旋桨在显著偏离其中性位置的角度下运行时，可能会导致磨损加剧，从而导致昂贵的维修费用和使用寿命缩短。因此，理解和监测螺旋桨叶片的中性角对于任何推进系统的维护至关重要。总之，螺旋桨叶片的中性角是螺旋桨设计和操作的基本方面，对于效率和性能有着重要影响。工程师和操作员必须深入理解这一概念，以有效优化他们的系统。通过保持适当的角度，他们可以增强推力产生、减少阻力，并延长螺旋桨的使用寿命。随着技术的进步，对螺旋桨叶片的中性角的持续研究将继续改善各个行业推进系统的设计和功能，最终导致更高效和可持续的交通方式。