tip clearance

简明释义

船体叶梢间隙;齿顶间隙

英英释义

例句

1.The engineer measured the tip clearance to ensure the rotor blades would not contact the casing.

工程师测量了叶尖间隙以确保转子叶片不会接触外壳。

2.Regular inspections of tip clearance help prevent mechanical failures in aircraft engines.

定期检查叶尖间隙有助于防止飞机发动机的机械故障。

3.The technician adjusted the tip clearance to minimize vibration during operation.

技术员调整了叶尖间隙以最小化运行中的振动。

4.In a turbine, maintaining proper tip clearance is crucial for optimal performance.

在涡轮中，保持适当的叶尖间隙对最佳性能至关重要。

5.Excessive tip clearance can lead to reduced efficiency in gas turbines.

过大的叶尖间隙可能导致燃气涡轮效率降低。

作文

In the realm of aerodynamics and engineering, the term tip clearance refers to the space between the tips of a rotor blade and the surrounding structure, such as the casing or other blades. This measurement is critical in the design and performance of various types of machinery, particularly in turbines and fans. The tip clearance plays a significant role in determining the efficiency and effectiveness of these systems. A proper understanding of this concept can lead to improved designs that enhance performance while minimizing energy loss.When designing a turbine, engineers must consider the tip clearance carefully. If the clearance is too small, it can lead to contact between the blade tips and the casing, resulting in wear and tear, potential damage, and operational inefficiencies. Conversely, if the tip clearance is too large, it may result in increased aerodynamic drag, which can reduce overall efficiency. Therefore, achieving the optimal tip clearance is essential for maximizing performance.Moreover, the tip clearance can be affected by several factors, including temperature variations, material properties, and operational conditions. As the temperature rises, materials tend to expand, which can alter the tip clearance. Engineers must account for these changes during the design phase to ensure that the system operates effectively under varying conditions.In addition to its impact on performance, tip clearance also has implications for noise generation. A smaller tip clearance can lead to increased turbulence and, consequently, higher noise levels. This is particularly important in applications where noise reduction is a priority, such as in residential areas or near airports. By optimizing the tip clearance, engineers can help to mitigate noise pollution while maintaining efficiency.Furthermore, advancements in technology have allowed for more precise measurements and adjustments of tip clearance. Modern sensors and monitoring systems can provide real-time data, enabling engineers to make informed decisions about adjustments needed to maintain optimal clearance. This capability is especially beneficial in high-performance applications, such as jet engines, where even minor deviations can have significant impacts on performance and safety.In conclusion, the concept of tip clearance is fundamental in the fields of aerodynamics and mechanical engineering. It influences the efficiency, durability, and noise levels of various machines, particularly turbines and fans. By understanding and properly managing tip clearance, engineers can enhance the performance of their designs, leading to more effective and efficient systems. As technology continues to evolve, the ability to monitor and adjust tip clearance will only improve, paving the way for innovations that push the boundaries of what is possible in engineering and aerodynamics.

在空气动力学和工程领域，短语tip clearance指的是转子叶片的尖端与周围结构（例如壳体或其他叶片）之间的空间。这一测量在各种类型机械的设计和性能中至关重要，尤其是在涡轮机和风扇中。tip clearance在确定这些系统的效率和有效性方面发挥着重要作用。对这一概念的正确理解可以导致改进设计，从而提高性能，同时最小化能量损失。在设计涡轮机时，工程师必须仔细考虑tip clearance。如果间隙过小，可能会导致叶片尖端与壳体接触，从而造成磨损、潜在损坏和操作效率低下。相反，如果tip clearance过大，可能会导致气动阻力增加，从而降低整体效率。因此，实现最佳的tip clearance对于最大限度地提高性能至关重要。此外，tip clearance还会受到多种因素的影响，包括温度变化、材料特性和操作条件。随着温度的升高，材料往往会膨胀，这可能会改变tip clearance。工程师必须在设计阶段考虑这些变化，以确保系统在不同条件下有效运行。除了对性能的影响外，tip clearance还对噪声产生有影响。较小的tip clearance可能导致湍流增加，从而产生更高的噪声水平。这在噪声减少优先考虑的应用中尤为重要，例如在居民区或机场附近。通过优化tip clearance，工程师可以帮助减轻噪音污染，同时保持效率。此外，技术的进步使得对tip clearance的测量和调整更加精确。现代传感器和监测系统可以提供实时数据，使工程师能够根据需要做出明智的调整，以维持最佳间隙。这种能力在高性能应用中尤其有益，例如喷气发动机，因为即使是微小的偏差也可能对性能和安全产生重大影响。总之，tip clearance的概念在空气动力学和机械工程领域是基础性的。它影响着各种机器的效率、耐用性和噪声水平，特别是在涡轮机和风扇中。通过理解和妥善管理tip clearance，工程师可以增强其设计的性能，从而实现更有效和高效的系统。随着技术的不断发展，监测和调整tip clearance的能力只会提升，为推动工程和空气动力学的创新铺平道路。