blade pitch

简明释义

叶片距

英英释义

例句

1.In wind turbine design, the blade pitch is crucial for maximizing energy capture.

在风力涡轮设计中，桨叶角度对最大化能量捕获至关重要。

2.A higher blade pitch can increase thrust but may reduce engine efficiency.

更高的桨叶角度可以增加推力，但可能会降低发动机效率。

3.The engineer adjusted the blade pitch to optimize the helicopter's lift efficiency.

工程师调整了桨叶角度以优化直升机的升力效率。

4.The mechanical system allows for automatic adjustment of the blade pitch based on wind conditions.

该机械系统允许根据风速条件自动调整桨叶角度。

5.Pilots need to monitor the blade pitch during flight to ensure optimal performance.

飞行员需要在飞行过程中监测桨叶角度以确保最佳性能。

作文

The concept of blade pitch is crucial in various fields, particularly in aerodynamics and mechanical engineering. It refers to the angle of the blades in a propeller or rotor relative to the plane of rotation. Understanding blade pitch not only aids in the design of more efficient machinery but also enhances performance in applications ranging from aviation to wind energy. In aviation, the blade pitch of helicopter rotors is adjustable, allowing pilots to control lift and thrust effectively. By changing the angle of the blades, pilots can increase or decrease the amount of air displaced, which directly affects the helicopter's altitude and speed. This dynamic adjustment is vital for maneuverability and safety during flight operations. On the other hand, fixed-pitch propellers, commonly found in small aircraft, have a set blade pitch that cannot be altered in-flight. While these propellers are simpler and often lighter, they sacrifice some efficiency compared to their variable-pitch counterparts.In the realm of wind turbines, the blade pitch plays an equally significant role. The blades of a wind turbine are designed to capture wind energy efficiently. By adjusting the blade pitch, operators can optimize the angle at which the blades meet the wind, maximizing energy production while minimizing mechanical stress on the turbine. For instance, during high winds, the pitch can be altered to reduce the angle, preventing potential damage and ensuring the turbine operates within safe limits.Moreover, the concept of blade pitch extends beyond aviation and wind energy. In marine engineering, the blade pitch of ship propellers is critical for optimizing fuel efficiency and maneuverability. A well-designed propeller with the appropriate blade pitch can significantly enhance a vessel's performance, allowing it to travel faster while consuming less fuel. This is particularly important in an era where environmental concerns and fuel costs are paramount.Understanding the principles behind blade pitch also has implications for innovation in technology. Researchers and engineers continually seek to improve the efficiency of machines by experimenting with different blade pitch configurations. Advances in materials science and computational fluid dynamics enable more precise modeling of how changes in blade pitch affect performance. This research not only contributes to better designs but also fosters sustainability by reducing energy consumption across various industries.In conclusion, the term blade pitch encompasses a fundamental aspect of design and functionality in several engineering disciplines. Whether in aviation, wind energy, or marine propulsion, the ability to understand and manipulate blade pitch is essential for enhancing performance and efficiency. As technology continues to evolve, the importance of blade pitch will only grow, paving the way for innovative solutions that address both performance and environmental challenges. By grasping the significance of blade pitch, we can appreciate its impact on our daily lives and the future of engineering.

“刀片角度”这一概念在多个领域中至关重要，尤其是在空气动力学和机械工程中。它指的是螺旋桨或转子中刀片相对于旋转平面的角度。理解“刀片角度”不仅有助于设计更高效的机械设备，还能提升航空、风能等应用的性能。在航空领域，直升机转子的“刀片角度”是可调的，这使得飞行员能够有效地控制升力和推力。通过改变刀片的角度，飞行员可以增加或减少排开的空气量，这直接影响直升机的高度和速度。这种动态调整对于飞行操作中的机动性和安全性至关重要。另一方面，常见于小型飞机的固定螺距螺旋桨具有固定的“刀片角度”，在飞行中无法更改。尽管这些螺旋桨结构简单且通常更轻，但与可变螺距螺旋桨相比，它们牺牲了一些效率。在风力涡轮机领域，“刀片角度”同样发挥着重要作用。风力涡轮机的刀片设计旨在高效捕获风能。通过调整“刀片角度”，操作人员可以优化刀片迎风的角度，从而最大限度地提高能源生产，同时减少涡轮机上的机械应力。例如，在强风条件下，刀片角度可以被调整以减小角度，从而防止潜在的损坏，并确保涡轮机在安全范围内运行。此外，“刀片角度”的概念还扩展到海洋工程。在船舶工程中，船舶螺旋桨的“刀片角度”对于优化燃油效率和机动性至关重要。设计良好的、具有适当“刀片角度”的螺旋桨可以显著提高船只的性能，使其在消耗更少燃料的情况下更快行驶。在当今环境问题和燃料成本日益突出的时代，这一点尤为重要。理解“刀片角度”背后的原理也对技术创新有着深远的影响。研究人员和工程师不断寻求通过实验不同的“刀片角度”配置来提高机器的效率。材料科学和计算流体动力学的进步使得对“刀片角度”变化如何影响性能的更精确建模成为可能。这项研究不仅有助于更好的设计，还通过减少各行业的能耗促进可持续发展。总之，“刀片角度”这一术语涵盖了多个工程学科中设计和功能的基本方面。无论是在航空、风能还是海洋推进中，理解和操控“刀片角度”的能力对于提高性能和效率至关重要。随着技术的不断发展，“刀片角度”的重要性只会增加，为解决性能和环境挑战铺平道路。通过掌握“刀片角度”的意义，我们可以更好地理解其对我们日常生活和工程未来的影响。