built-up blade

简明释义

组合式桨叶

英英释义

例句

1.In wind tunnel tests, the built-up blade design showed better aerodynamic properties.

在风洞测试中，复合刀片设计显示出更好的空气动力学特性。

2.The performance of the aircraft improved significantly after installing built-up blades on the engines.

在引擎上安装复合刀片后，飞机的性能显著提升。

3.Manufacturers are adopting built-up blades to enhance the efficiency of their products.

制造商正在采用复合刀片来提高其产品的效率。

4.The built-up blade technology allows for lighter and stronger components in machinery.

复合刀片技术使得机械部件更轻且更坚固。

5.The engineer designed a new turbine with a more efficient built-up blade.

工程师设计了一种新型涡轮，采用了更高效的复合刀片。

作文

In the world of engineering and manufacturing, precision and efficiency are paramount. One of the components that plays a crucial role in various applications, particularly in turbines and other rotating machinery, is the built-up blade. A built-up blade refers to a type of blade that is constructed by assembling multiple parts or layers, rather than being made from a single piece of material. This design approach allows for enhanced performance characteristics, such as improved strength, reduced weight, and better aerodynamic properties.The concept of a built-up blade is particularly significant in the context of gas turbines and steam turbines, where the blades must withstand extreme temperatures and pressures while maintaining their structural integrity. By using a built-up design, engineers can select different materials for various sections of the blade, optimizing each part for its specific function. For instance, the leading edge of a blade may be made from a heat-resistant alloy, while the inner structure could be composed of lightweight composite materials.One of the key advantages of using a built-up blade is the ability to tailor the blade’s performance characteristics to meet specific operational requirements. In high-performance applications, such as jet engines, this customization can lead to significant improvements in fuel efficiency and overall effectiveness. The layered construction also allows for easier repairs and maintenance, as individual components can be replaced without the need to replace the entire blade.Furthermore, the aerodynamic design of a built-up blade can be optimized through computational fluid dynamics simulations, allowing engineers to predict how the blade will perform under various conditions. This predictive capability can lead to innovations in blade design, resulting in more efficient and powerful machines.However, the manufacturing process for built-up blades can be complex and requires advanced techniques to ensure that all components fit together perfectly. The assembly process must be meticulously controlled to avoid issues such as misalignment or weak joints, which could compromise the blade's performance. As such, industries that utilize built-up blades often invest heavily in research and development to refine their manufacturing processes and improve the reliability of their products.In summary, the built-up blade is a crucial innovation in the field of engineering, particularly in applications where performance and durability are essential. Its ability to combine different materials and optimize design for specific functions makes it an invaluable component in modern machinery. As technology continues to advance, we can expect to see even more sophisticated designs and applications for built-up blades, further enhancing the capabilities of various industries. Understanding the significance of built-up blades not only highlights the ingenuity of engineering but also emphasizes the importance of continual innovation in achieving greater efficiency and performance in our machines.

在工程和制造的世界中，精确性和效率至关重要。一个在各种应用中，尤其是在涡轮机和其他旋转机械中起着关键作用的组件是复合刀片。复合刀片指的是通过组装多个部分或层而构成的一种刀片，而不是由单一材料制成。这种设计方法允许增强性能特征，例如提高强度、减轻重量和改善空气动力学特性。在燃气涡轮和蒸汽涡轮的背景下，复合刀片的概念尤为重要，因为刀片必须承受极端温度和压力，同时保持其结构完整性。通过使用复合设计，工程师可以为刀片的不同部分选择不同的材料，优化每个部分以满足其特定功能。例如，刀片的前缘可能由耐热合金制成，而内部结构可能由轻质复合材料组成。使用复合刀片的一个主要优点是能够根据特定的操作要求量身定制刀片的性能特征。在高性能应用中，例如喷气发动机，这种定制可以显著改善燃油效率和整体效果。分层结构还允许更容易的维修和保养，因为可以更换单个组件，而无需更换整个刀片。此外，复合刀片的空气动力学设计可以通过计算流体动力学模拟进行优化，使工程师能够预测刀片在各种条件下的表现。这种预测能力可以导致刀片设计的创新，从而使机器变得更加高效和强大。然而，复合刀片的制造过程可能复杂，并且需要先进的技术来确保所有组件完美契合。组装过程必须严格控制，以避免诸如错位或弱接头等问题，这可能会影响刀片的性能。因此，利用复合刀片的行业往往在研发上投入大量资金，以完善其制造工艺并提高产品的可靠性。总之，复合刀片是工程领域中的一个关键创新，特别是在性能和耐用性至关重要的应用中。它结合不同材料并针对特定功能优化设计的能力使其在现代机械中成为不可或缺的组件。随着技术的不断进步，我们可以期待看到越来越复杂的设计和复合刀片的应用，进一步增强各个行业的能力。了解复合刀片的重要性不仅突显了工程的聪明才智，还强调了在实现我们机器更高效率和性能方面持续创新的重要性。