turbine disk

简明释义

涡轮机叶片盘

英英释义

例句

1.During the test, the turbine disk reached an operational speed of 10,000 RPM.

在测试过程中，涡轮盘达到了10,000转每分钟的工作速度。

2.The engineer inspected the turbine disk for any signs of wear and tear.

工程师检查了涡轮盘是否有磨损的迹象。

3.Manufacturers often use advanced materials for the turbine disk to improve durability.

制造商通常使用先进材料来提高涡轮盘的耐用性。

4.Regular maintenance checks are crucial for the health of the turbine disk.

定期维护检查对涡轮盘的健康至关重要。

5.The failure of the turbine disk can lead to catastrophic engine failure.

涡轮盘的故障可能导致发动机灾难性故障。

作文

The efficiency and performance of modern engines heavily rely on various components, one of the most critical being the turbine disk. A turbine disk (涡轮盘) is a crucial part of a gas turbine engine, responsible for converting thermal energy into mechanical energy. This component is typically made from high-strength materials that can withstand extreme temperatures and pressures generated during operation. The design and manufacturing of a turbine disk are complex processes that require advanced engineering techniques to ensure reliability and performance.In a gas turbine, air is compressed and mixed with fuel, creating a high-temperature, high-pressure gas. This gas then flows through the turbine disk, where it expands and cools, causing the disk to rotate. This rotation drives the compressor and generates thrust in jet engines. The efficiency of this process is largely dependent on the design of the turbine disk and its ability to handle the forces acting upon it.One of the challenges in designing a turbine disk is managing the thermal stresses that occur during operation. As the engine operates, the temperature can exceed 1500 degrees Celsius, which can lead to significant thermal expansion. Engineers must carefully consider the materials used for the turbine disk, often opting for nickel-based superalloys that provide excellent strength and resistance to thermal fatigue.Additionally, the geometry of the turbine disk plays a vital role in its performance. The blades attached to the disk must be aerodynamically shaped to maximize the efficiency of the airflow. This requires sophisticated computational fluid dynamics simulations during the design phase to optimize the blade shape and angle. Any inefficiencies in the design can lead to reduced performance and increased fuel consumption.Another important aspect of the turbine disk is its balance. An unbalanced disk can result in vibrations that may lead to catastrophic failures. Therefore, precise machining and careful assembly are essential to ensure that the turbine disk remains balanced during operation. Regular maintenance and inspections are also crucial to identify any signs of wear or damage that could compromise the integrity of the disk.In the aerospace industry, the importance of the turbine disk cannot be overstated. It directly impacts the safety and efficiency of aircraft engines. With advancements in technology, manufacturers are continually seeking ways to improve the design and materials used for turbine disks. Innovations such as additive manufacturing and advanced coatings are being explored to enhance performance and longevity.In conclusion, the turbine disk (涡轮盘) is a fundamental component in gas turbine engines, playing a crucial role in converting thermal energy into mechanical energy. Its design, materials, and manufacturing processes are all critical factors that influence the overall efficiency and reliability of the engine. As technology continues to evolve, the future of turbine disks holds promise for even greater advancements in performance and durability.