turbine nozzle

简明释义

涡轮机喷管

英英释义

例句

1.The engineer inspected the turbine nozzle for any signs of wear and tear.

工程师检查了涡轮喷嘴是否有磨损的迹象。

2.The performance of the engine improved significantly after adjusting the turbine nozzle settings.

调整涡轮喷嘴设置后，发动机的性能显著提高。

3.A malfunction in the turbine nozzle can lead to decreased efficiency in power generation.

在涡轮喷嘴中发生故障可能导致发电效率降低。

4.The design of the turbine nozzle is crucial for maximizing thrust.

设计涡轮喷嘴对于最大化推力至关重要。

5.During maintenance, technicians replaced the old turbine nozzle with a new one.

在维护期间，技术人员将旧的涡轮喷嘴更换为新的。

作文

In the world of engineering, particularly in the field of thermodynamics and fluid mechanics, the term turbine nozzle refers to a critical component found in turbines. A turbine is a device that converts kinetic energy from a fluid, such as air or water, into mechanical energy. The turbine nozzle plays a vital role in this conversion process by controlling the flow of the working fluid into the turbine blades. The design of the turbine nozzle is essential for optimizing the efficiency of the turbine. It is typically shaped to direct the fluid in a specific manner, allowing for an increase in velocity as it passes through. This acceleration is crucial because it maximizes the energy extracted from the fluid, which is then used to turn the turbine blades. The efficiency of the turbine largely depends on how well the turbine nozzle is designed, as it directly influences the speed and pressure of the fluid entering the turbine.In gas turbines, for example, the turbine nozzle is often designed to handle high-temperature gases produced by combustion. These nozzles must be made from materials that can withstand extreme temperatures and pressures while maintaining their structural integrity. The nozzle's shape is also engineered to ensure that the gas expands and accelerates appropriately before it hits the turbine blades, thus enhancing performance and efficiency.Moreover, the turbine nozzle can be adjusted or modified to suit different operating conditions. For instance, in variable geometry turbines, the nozzle can change its shape or angle during operation to optimize performance across various load conditions. This adaptability allows turbines to operate efficiently in a range of environments, from power generation to aviation applications.In addition to their primary function, turbine nozzles also play a role in reducing emissions. By ensuring that the combustion gases are directed efficiently into the turbine, these nozzles can help minimize the amount of unburned fuel that escapes into the atmosphere. This is particularly important in modern engineering, where there is a growing emphasis on sustainability and environmental responsibility.In conclusion, the turbine nozzle is an indispensable element in the operation of turbines, influencing both efficiency and environmental impact. Understanding the function and design of these nozzles is crucial for engineers and designers who aim to create more efficient and sustainable energy systems. As technology advances, the development of innovative turbine nozzles will continue to be a significant area of research and development in the pursuit of cleaner and more efficient energy solutions.

在工程领域，特别是在热力学和流体力学中，短语涡轮喷嘴指的是涡轮机中一个关键的组件。涡轮机是一种将流体（如空气或水）的动能转化为机械能的装置。涡轮喷嘴在这一转化过程中起着至关重要的作用，因为它控制着工作流体流入涡轮叶片的流动。涡轮喷嘴的设计对于优化涡轮的效率至关重要。它通常被设计成特定的形状，以便以特定的方式引导流体，使其在通过时速度增加。这种加速是至关重要的，因为它最大化了从流体中提取的能量，然后用于转动涡轮叶片。涡轮的效率在很大程度上取决于涡轮喷嘴的设计，因为它直接影响进入涡轮的流体的速度和压力。例如，在燃气涡轮中，涡轮喷嘴通常被设计成能够处理燃烧产生的高温气体。这些喷嘴必须由能够承受极端温度和压力的材料制成，同时保持其结构完整性。喷嘴的形状也经过工程设计，以确保气体在撞击涡轮叶片之前适当地膨胀和加速，从而提高性能和效率。此外，涡轮喷嘴可以根据不同的操作条件进行调整或修改。例如，在可变几何涡轮中，喷嘴可以在运行过程中改变其形状或角度，以在各种负载条件下优化性能。这种适应性使涡轮能够在从发电到航空应用等多种环境中高效运行。除了其主要功能外，涡轮喷嘴还在减少排放方面发挥着作用。通过确保燃烧气体有效地导入涡轮，这些喷嘴可以帮助减少逃逸到大气中的未燃燃料量。这在现代工程中尤其重要，因为越来越强调可持续性和环境责任。总之，涡轮喷嘴是涡轮机运行中不可或缺的元素，影响着效率和环境影响。理解这些喷嘴的功能和设计对于旨在创建更高效和可持续能源系统的工程师和设计师来说至关重要。随着技术的进步，创新的涡轮喷嘴的发展将继续成为追求更清洁、更高效能源解决方案的重要研究和开发领域。