steam reheater

简明释义

蒸汽再热器

英英释义

例句

1.Regular maintenance of the steam reheater is essential for optimal performance.

对蒸汽再热器的定期维护对最佳性能至关重要。

2.The power plant uses a steam reheater to increase the temperature of the steam before it enters the turbine.

发电厂使用蒸汽再热器来提高蒸汽在进入涡轮之前的温度。

3.In combined cycle plants, the steam reheater plays a critical role in maximizing output.

在联合循环电厂中，蒸汽再热器在最大化输出方面起着关键作用。

4.The steam reheater helps to reduce moisture content in the steam, improving turbine efficiency.

蒸汽再热器有助于减少蒸汽中的水分含量，提高涡轮效率。

5.The efficiency of the system improved significantly after installing the new steam reheater.

在安装新的蒸汽再热器后，系统的效率显著提高。

作文

In modern power plants, efficiency and performance are paramount. One critical component that contributes to this efficiency is the steam reheater. A steam reheater (蒸汽再热器) serves a vital function in the thermodynamic cycle of steam power generation. It is used to reheat steam that has partially expanded in a turbine, allowing it to regain energy before entering the low-pressure stages of the turbine. This process increases the overall efficiency of the power plant by maximizing the energy extracted from the steam. The operation of a steam reheater involves transferring heat from the combustion gases to the steam, which is achieved through a heat exchange process. In a typical setup, the steam reheater is positioned between the high-pressure and low-pressure turbines. After the steam exits the high-pressure turbine, it passes through the steam reheater, where it is heated again before it enters the low-pressure turbine. The reheating process typically occurs at a temperature and pressure that are conducive to maximizing energy output. The design of a steam reheater can vary depending on the specific requirements of the power plant. There are various types of reheaters, including water-wall reheaters, tubular reheaters, and more. Each type has its advantages and disadvantages, depending on factors such as space constraints, cost, and desired efficiency. For instance, water-wall reheaters are often preferred for their compact design, while tubular reheaters may offer better heat transfer capabilities. One of the significant benefits of using a steam reheater is the reduction of moisture content in the steam as it enters the low-pressure turbine. Moisture in steam can lead to erosion and damage to turbine blades, thereby reducing the lifespan of the equipment. By reheating the steam, the steam reheater ensures that the steam remains in a superheated state, which is essential for optimal turbine performance. Moreover, the implementation of a steam reheater can also contribute to lower emissions. By improving the efficiency of the power plant, less fuel is required to produce the same amount of electricity, which translates to reduced greenhouse gas emissions. This aligns with global efforts to combat climate change and promotes a more sustainable energy future. In conclusion, the steam reheater (蒸汽再热器) plays a crucial role in enhancing the efficiency and performance of steam power plants. Its ability to reheat steam not only improves energy extraction but also protects turbine components from damage due to moisture. As the world continues to seek cleaner and more efficient energy sources, the importance of technologies like the steam reheater will only grow. Understanding and optimizing the use of steam reheaters can lead to significant advancements in energy production, contributing to a more sustainable future for generations to come.

在现代电厂中，效率和性能至关重要。一个对这种效率作出贡献的关键组件是蒸汽再热器。蒸汽再热器（steam reheater）在蒸汽发电的热力循环中发挥着重要作用。它用于重新加热在涡轮机中部分膨胀的蒸汽，使其在进入低压阶段之前重新获得能量。这个过程通过最大化从蒸汽中提取的能量，提高了发电厂的整体效率。蒸汽再热器的操作涉及将热量从燃烧气体转移到蒸汽，这通过热交换过程实现。在典型的设置中，蒸汽再热器位于高压和低压涡轮之间。在蒸汽从高压涡轮排出后，它通过蒸汽再热器，在进入低压涡轮之前再次加热。再热过程通常在有利于最大化能量输出的温度和压力下进行。蒸汽再热器的设计可能会根据电厂的具体要求而有所不同。再热器有多种类型，包括水壁再热器、管状再热器等。根据空间限制、成本和所需效率等因素，每种类型都有其优缺点。例如，水壁再热器因其紧凑的设计而受到青睐，而管状再热器可能提供更好的热传递能力。使用蒸汽再热器的一个显著好处是减少进入低压涡轮的蒸汽中的水分含量。蒸汽中的水分会导致涡轮叶片的侵蚀和损坏，从而缩短设备的使用寿命。通过对蒸汽进行再加热，蒸汽再热器确保蒸汽保持在过热状态，这对于优化涡轮性能至关重要。此外，实施蒸汽再热器还可以降低排放。通过提高发电厂的效率，生产相同数量的电力所需的燃料减少，从而减少温室气体排放。这与全球应对气候变化的努力相一致，并促进了更可持续的能源未来。总之，蒸汽再热器（steam reheater）在提升蒸汽发电厂的效率和性能方面发挥着至关重要的作用。它重新加热蒸汽的能力不仅提高了能量提取，还保护了涡轮组件不受水分侵害。随着世界继续寻求更清洁、更高效的能源来源，像蒸汽再热器这样的技术的重要性只会增加。理解和优化蒸汽再热器的使用可以在能源生产方面带来显著进展，为未来几代人创造一个更可持续的未来。