reaction turbine

简明释义

反动式透平

英英释义

例句

1.During the testing phase, the reaction turbine 反应涡轮机 showed excellent performance under various load conditions.

在测试阶段，反应涡轮机在各种负载条件下表现出色。

2.In modern power generation, many engineers prefer reaction turbines 反应涡轮机 due to their high efficiency and reliability.

在现代发电中，许多工程师更喜欢反应涡轮机，因为它们具有高效率和可靠性。

3.Maintenance of a reaction turbine 反应涡轮机 is crucial for ensuring long-term operational efficiency.

维护反应涡轮机对于确保长期操作效率至关重要。

4.The design of a reaction turbine 反应涡轮机 involves careful consideration of fluid dynamics.

设计一个反应涡轮机需要仔细考虑流体动力学。

5.The efficiency of a reaction turbine 反应涡轮机 can significantly impact the overall performance of a hydroelectric power plant.

一个反应涡轮机的效率可以显著影响水电站的整体性能。

作文

In the world of hydropower generation, various types of turbines play a crucial role in converting the energy of flowing water into mechanical energy. One of the most significant types of turbines is the reaction turbine, which operates based on the principles of fluid dynamics and pressure changes. Understanding how a reaction turbine works can provide insights into its efficiency and applications in modern energy systems.A reaction turbine is designed to harness the energy of water by utilizing both the pressure and kinetic energy of the fluid. Unlike impulse turbines, which rely solely on the kinetic energy of high-speed water jets, reaction turbines function by allowing water to flow through the turbine's blades, creating a pressure difference that drives the rotor. This design enables the turbine to extract energy from the water more effectively, making it suitable for a variety of conditions, including low-head sites where water flow is less forceful.The construction of a reaction turbine typically includes a series of blades arranged in a spiral or axial configuration. As water enters the turbine, it passes through these blades, causing them to rotate. The rotation of the blades is connected to a generator, which converts the mechanical energy into electrical energy. This process is not only efficient but also helps in minimizing environmental impact compared to other forms of energy generation.One of the key advantages of using a reaction turbine is its ability to operate under varying water levels and flow rates. This adaptability makes it an ideal choice for run-of-the-river hydroelectric plants, where water levels fluctuate with seasonal changes. Additionally, reaction turbines tend to have higher efficiencies than impulse turbines at lower heads, making them a preferred option in many hydroelectric projects worldwide.However, there are challenges associated with reaction turbines. For instance, they require a well-designed draft tube to recover some of the kinetic energy of the water as it exits the turbine. If not properly designed, the draft tube can lead to energy losses and decreased overall efficiency. Furthermore, maintenance can be more complex due to the submerged nature of the turbine components, which may require specialized equipment and expertise to service.In conclusion, the reaction turbine plays a vital role in the field of renewable energy, particularly in hydropower generation. Its unique design allows for efficient energy extraction under various conditions, making it an essential component in modern hydroelectric plants. As the world continues to seek sustainable energy solutions, understanding and optimizing the use of technologies like the reaction turbine will be critical in meeting future energy demands while minimizing environmental impacts.

在水力发电的世界中，各种类型的涡轮机在将流动水的能量转化为机械能方面发挥着至关重要的作用。其中一个最重要的涡轮机类型是反应涡轮机，它基于流体动力学和压力变化的原理进行操作。理解反应涡轮机的工作原理可以提供对其效率和现代能源系统应用的深入了解。反应涡轮机旨在通过利用流体的压力和动能来捕获水的能量。与仅依赖高速水流喷射的动能的冲击涡轮机不同，反应涡轮机通过允许水流过涡轮叶片来工作，从而产生驱动转子的压力差。这种设计使涡轮能够更有效地从水中提取能量，使其适合于多种条件，包括水流较弱的低水头场所。反应涡轮机的结构通常包括一系列以螺旋或轴向配置排列的叶片。当水进入涡轮时，它会通过这些叶片，导致其旋转。叶片的旋转与发电机相连，将机械能转化为电能。这一过程不仅高效，而且有助于降低与其他形式的能源生成相比对环境的影响。使用反应涡轮机的一个主要优点是它能够在不同的水位和流量下运行。这种适应性使其成为河流水电站的理想选择，因为水位会随着季节变化而波动。此外，在较低水头下，反应涡轮机的效率往往高于冲击涡轮机，使其成为全球许多水电项目的首选方案。然而，反应涡轮机也面临一些挑战。例如，它们需要设计良好的引流管来回收水通过涡轮后的一部分动能。如果设计不当，引流管可能导致能量损失和整体效率下降。此外，由于涡轮组件的潜水特性，维护可能更加复杂，这可能需要专业设备和专业知识来进行服务。总之，反应涡轮机在可再生能源领域，特别是在水力发电中，发挥着重要作用。其独特的设计使其在各种条件下实现高效的能量提取，使其成为现代水电站的重要组成部分。随着世界继续寻求可持续能源解决方案，理解和优化如反应涡轮机等技术的使用对于满足未来的能源需求并最大限度地减少环境影响将至关重要。