tip clearance

简明释义

齿顶间隙叶顶间隙

英英释义

例句

1.The specifications require a tip clearance of no more than 1 millimeter.

规格要求叶尖间隙不得超过1毫米。

2.During maintenance, we need to check the tip clearance of the fan blades.

在维护期间，我们需要检查风扇叶片的叶尖间隙。

3.Excessive tip clearance may result in vibration issues within the engine.

过大的叶尖间隙可能导致发动机内部的振动问题。

4.The engineer measured the tip clearance to ensure proper blade performance in the turbine.

工程师测量了叶尖间隙以确保涡轮机叶片的正常性能。

5.A small tip clearance can lead to increased efficiency in rotor systems.

较小的叶尖间隙可以提高转子系统的效率。

作文

In the field of engineering, particularly in aerodynamics and mechanical design, the concept of tip clearance plays a critical role. Tip clearance refers to the distance between the tips of rotating blades, such as those found in turbines or propellers, and the casing or surrounding structure. This measurement is essential for ensuring the efficient operation of these machines. If the tip clearance is too small, it can lead to excessive friction, overheating, and ultimately failure of the components. Conversely, if the tip clearance is too large, it can result in reduced efficiency and performance due to increased air leakage and turbulence.Understanding the importance of tip clearance is vital for engineers who design and manufacture propulsion systems. For instance, in jet engines, maintaining an optimal tip clearance is crucial for maximizing thrust while minimizing fuel consumption. Engineers must carefully calculate this distance during the design phase and continuously monitor it throughout the engine's operational life. Any changes in tip clearance can significantly impact the engine's performance and safety.Moreover, tip clearance is not only relevant to aircraft engines but also to wind turbines. In wind turbine design, the tip clearance between the blades and the tower must be sufficient to prevent any contact during operation, especially in high winds. A well-designed tip clearance ensures that the blades can rotate freely without risk of damage, which is essential for maintaining the longevity and reliability of the turbine.The measurement of tip clearance can be influenced by various factors, including thermal expansion, wear and tear, and manufacturing tolerances. Engineers use advanced modeling techniques and precision instruments to measure and adjust tip clearance accurately. Regular maintenance checks are also necessary to ensure that the tip clearance remains within specified limits throughout the lifespan of the equipment.In conclusion, tip clearance is a fundamental concept in the design and operation of rotating machinery. Its significance cannot be overstated, as it directly affects efficiency, performance, and safety. Engineers must pay close attention to tip clearance during both the design and maintenance phases to ensure optimal functionality of their systems. As technology advances and new materials are developed, the methods for measuring and adjusting tip clearance will continue to evolve, leading to even greater efficiencies and innovations in engineering applications.

在工程领域，尤其是在空气动力学和机械设计中，tip clearance的概念起着至关重要的作用。tip clearance指的是旋转叶片的尖端与外壳或周围结构之间的距离，例如涡轮或螺旋桨中的叶片。这个测量对于确保这些机器的高效运行至关重要。如果tip clearance过小，可能导致过度摩擦、过热，最终造成部件的失效。相反，如果tip clearance过大，则可能由于气体泄漏和湍流增加而导致效率和性能降低。了解tip clearance的重要性对于设计和制造推进系统的工程师至关重要。例如，在喷气发动机中，保持最佳的tip clearance对于最大化推力同时最小化燃料消耗至关重要。工程师必须在设计阶段仔细计算这一距离，并在发动机的运行生命周期中不断监测它。任何tip clearance的变化都可能对发动机的性能和安全产生重大影响。此外，tip clearance不仅与飞机发动机相关，还与风力涡轮机有关。在风力涡轮机设计中，叶片与塔架之间的tip clearance必须足够，以防止在操作过程中发生接触，特别是在强风条件下。良好的tip clearance设计确保叶片可以自由旋转而不受损害，这对于维持涡轮机的耐用性和可靠性至关重要。tip clearance的测量可能会受到多种因素的影响，包括热膨胀、磨损和制造公差。工程师使用先进的建模技术和精密仪器来准确测量和调整tip clearance。定期的维护检查也是必要的，以确保tip clearance在设备的整个生命周期内保持在规定的范围内。总之，tip clearance是旋转机械设计和操作中的一个基本概念。它的重要性不容小觑，因为它直接影响效率、性能和安全。工程师必须在设计和维护阶段密切关注tip clearance，以确保其系统的最佳功能。随着技术的进步和新材料的发展，测量和调整tip clearance的方法将继续演变，从而在工程应用中实现更大的效率和创新。