tip clearance

简明释义

船体叶梢间隙

英英释义

例句

1.Adjusting the tip clearance can help reduce noise in the engine.

调整叶尖间隙可以帮助减少发动机噪音。

2.The engineer measured the tip clearance to ensure the turbine blades were functioning correctly.

工程师测量了叶尖间隙以确保涡轮叶片正常工作。

3.During maintenance, we found that the tip clearance was out of specification.

在维护过程中，我们发现叶尖间隙超出了规格。

4.A smaller tip clearance can improve the efficiency of the fan.

更小的叶尖间隙可以提高风扇的效率。

5.The pilot was concerned about the tip clearance during takeoff.

飞行员在起飞时对叶尖间隙感到担忧。

作文

In the field of engineering, particularly in aerodynamics and mechanical design, the term tip clearance refers to the gap between the tips of rotating blades and the casing or housing that surrounds them. This concept is crucial for the efficient operation of various machines, including turbines, fans, and propellers. Understanding tip clearance is essential for engineers as it directly impacts performance, efficiency, and safety. When the tip clearance is too small, there is a risk of contact between the blade tips and the casing. This contact can lead to significant wear and tear, resulting in potential damage to both the blades and the housing. Furthermore, such contact can generate excessive heat and noise, ultimately reducing the lifespan of the machinery. On the other hand, if the tip clearance is too large, it can lead to a decrease in efficiency. The larger gap can cause turbulence and loss of aerodynamic performance, which may result in increased energy consumption and reduced output. To achieve optimal tip clearance, engineers must consider several factors during the design process. These include the materials used for the blades and casing, the operating conditions of the machine, and the expected thermal expansion of components. For instance, high temperatures can cause materials to expand, which may alter the tip clearance during operation. Therefore, engineers often conduct extensive simulations and tests to determine the ideal gap that balances performance with durability. Another important aspect of tip clearance is its role in noise reduction. In many applications, especially in aviation and automotive industries, noise pollution is a significant concern. Properly managing tip clearance can help minimize the noise generated by rotating machinery. By optimizing the gap, engineers can reduce the turbulence caused by air passing through the blades, leading to quieter operation. In conclusion, tip clearance is a critical parameter in the design and operation of rotating machinery. Engineers must carefully analyze and optimize this gap to ensure efficiency, safety, and longevity of the equipment. As technology advances, the methods for measuring and adjusting tip clearance continue to improve, allowing for even greater precision and performance in various engineering applications. Understanding this concept is vital for anyone involved in the design and maintenance of machines that rely on rotating components. In summary, tip clearance (尖端间隙) is not just a technical specification; it is a fundamental aspect that influences the overall effectiveness and reliability of mechanical systems. Through careful consideration and engineering practices, the challenges associated with tip clearance can be effectively managed, leading to innovations and improvements in numerous industries.

在工程领域，特别是在空气动力学和机械设计中，术语tip clearance（尖端间隙）指的是旋转叶片的尖端与包围它们的外壳或机壳之间的间隙。这个概念对于各种机器（包括涡轮机、风扇和螺旋桨）的有效运行至关重要。理解tip clearance对工程师来说是必不可少的，因为它直接影响性能、效率和安全性。当tip clearance过小时，叶片尖端与机壳之间可能会发生接触。这种接触可能导致显著的磨损，从而对叶片和机壳造成潜在损害。此外，这种接触可能产生过多的热量和噪音，最终减少机器的使用寿命。另一方面，如果tip clearance过大，则可能导致效率下降。较大的间隙可能会导致湍流和气动性能的丧失，这可能导致能耗增加和输出减少。为了实现最佳的tip clearance，工程师在设计过程中必须考虑几个因素。这些因素包括用于叶片和机壳的材料、机器的工作条件以及组件的预期热膨胀。例如，高温可能导致材料膨胀，这可能在操作过程中改变tip clearance。因此，工程师通常进行广泛的模拟和测试，以确定平衡性能与耐用性的理想间隙。tip clearance的另一个重要方面是其在噪音减少中的作用。在许多应用中，特别是在航空和汽车工业中，噪音污染是一个重要问题。妥善管理tip clearance可以帮助最小化旋转机械产生的噪音。通过优化间隙，工程师可以减少空气通过叶片时产生的湍流，从而实现更安静的操作。总之，tip clearance（尖端间隙）是旋转机械设计和操作中的一个关键参数。工程师必须仔细分析和优化这个间隙，以确保设备的效率、安全性和耐用性。随着技术的进步，测量和调整tip clearance的方法不断改进，使得各种工程应用中的精度和性能得以进一步提升。理解这一概念对于任何参与依赖旋转组件的机器设计和维护的人来说都是至关重要的。总而言之，tip clearance（尖端间隙）不仅仅是一个技术规格；它是影响机械系统整体有效性和可靠性的基本方面。通过仔细考虑和工程实践，可以有效管理与tip clearance相关的挑战，从而在众多行业中推动创新和改进。