blade twist

简明释义

叶片扭转

英英释义

例句

1.The engineer explained how the blade twist 叶片扭转 affects the efficiency of the turbine.

工程师解释了如何影响涡轮效率的blade twist 叶片扭转。

2.A significant blade twist 叶片扭转 can lead to vibrations that may damage the rotor system.

显著的blade twist 叶片扭转可能导致振动，从而损坏转子系统。

3.The pilot noticed an unusual blade twist 叶片扭转 during the pre-flight inspection.

飞行员在飞行前检查中注意到异常的blade twist 叶片扭转。

4.In aerodynamics, a proper blade twist 叶片扭转 can enhance lift and reduce drag.

在空气动力学中，适当的blade twist 叶片扭转可以增强升力并减少阻力。

5.The design team focused on minimizing blade twist 叶片扭转 to improve the helicopter's performance.

设计团队专注于最小化blade twist 叶片扭转以提高直升机的性能。

作文

In the world of engineering and design, precision is key to ensuring that machines operate smoothly and efficiently. One important concept that engineers must understand is the phenomenon of blade twist, which refers to the intentional or unintentional twisting of a blade along its length. This can occur in various applications, including aircraft propellers, wind turbine blades, and even in the blades of fans. Understanding blade twist is crucial for optimizing performance and preventing mechanical failures.When designing a blade, engineers often consider the aerodynamic properties that will affect how it interacts with air or fluid. The angle at which the blade is positioned can greatly influence lift and drag forces. If a blade has too much blade twist, it may not generate enough lift, leading to decreased efficiency. Conversely, if the twist is too little, the blade might produce excessive drag, which can also hinder performance. Therefore, achieving the right balance is essential.In the case of aircraft propellers, blade twist is carefully calculated to ensure that each section of the blade generates the appropriate amount of thrust. As the propeller spins, the speed of the blade increases from the hub to the tip. To accommodate this difference in speed, engineers incorporate a specific amount of blade twist so that the pitch of the blade changes along its length. This allows the propeller to maintain optimal performance across different flight conditions.Similarly, wind turbine blades are designed with blade twist to maximize energy capture from the wind. The twist helps to align the blade with the wind direction, allowing it to harness more energy as it rotates. If the twist is not correctly engineered, the turbine may experience reduced efficiency or even mechanical stress that could lead to failure.Moreover, blade twist is not limited to large-scale applications. In household fans, the design of the blades often incorporates a slight twist to enhance airflow. This twist helps to create a more efficient flow of air, providing better cooling effects with less energy consumption. Engineers must consider the blade twist when designing these products to ensure they meet consumer expectations for performance and energy efficiency.In conclusion, the concept of blade twist plays a significant role in various engineering fields. From aerospace to renewable energy, understanding how to manipulate and optimize blade twist is essential for creating efficient and reliable machines. As technology continues to advance, the importance of precise engineering design will only grow, making the study of phenomena like blade twist increasingly relevant. Engineers must continually refine their understanding of this concept to push the boundaries of what is possible in design and functionality, ultimately leading to innovations that can benefit society as a whole.

在工程和设计的世界中，精确性是确保机器平稳高效运行的关键。工程师必须理解的一个重要概念是刀片扭转，它指的是刀片沿其长度的有意或无意的扭曲。这种现象可以发生在各种应用中，包括飞机螺旋桨、风力涡轮机叶片甚至是风扇的叶片。理解刀片扭转对于优化性能和防止机械故障至关重要。在设计刀片时，工程师通常会考虑影响刀片与空气或流体相互作用的气动特性。刀片的定位角度会大大影响升力和阻力。如果刀片的刀片扭转过大，可能无法产生足够的升力，从而导致效率降低。相反，如果扭转过小，刀片可能会产生过大的阻力，这也会妨碍性能。因此，达到正确的平衡至关重要。在飞机螺旋桨的情况下，刀片扭转经过精心计算，以确保刀片的每个部分产生适当的推力。随着螺旋桨的旋转，刀片从中心到尖端的速度增加。为了适应这种速度差异，工程师们在设计中加入了特定量的刀片扭转，使得刀片的俯仰角沿其长度发生变化。这使得螺旋桨能够在不同飞行条件下保持最佳性能。同样，风力涡轮机叶片的设计也考虑了刀片扭转，以最大限度地捕获风能。扭转有助于将叶片与风向对齐，使其在旋转时能够更有效地利用更多的能量。如果扭转没有正确设计，涡轮机可能会出现效率降低或甚至机械压力，导致故障。此外，刀片扭转并不仅限于大规模应用。在家用风扇中，叶片的设计通常包含轻微的扭转，以增强气流。这种扭转有助于创建更高效的气流，从而提供更好的降温效果，同时减少能耗。工程师在设计这些产品时必须考虑刀片扭转，以确保它们满足消费者对性能和能源效率的期望。总之，刀片扭转的概念在各个工程领域中发挥着重要作用。从航空航天到可再生能源，理解如何操纵和优化刀片扭转对创造高效可靠的机器至关重要。随着技术的不断进步，精确工程设计的重要性只会增加，使得对像刀片扭转这样的现象的研究变得越来越相关。工程师必须不断完善他们对这一概念的理解，以推动设计和功能的边界，最终带来可以造福整个社会的创新。