reheat steam turbine

简明释义

中间再热式汽轮机

英英释义

例句

1.The engineers conducted maintenance on the reheat steam turbine to ensure optimal performance.

工程师对再热蒸汽涡轮机进行了维护，以确保最佳性能。

2.A reheat steam turbine allows for higher thermal efficiency in combined cycle power plants.

再热蒸汽涡轮机在联合循环发电厂中实现了更高的热效率。

3.The design of the reheat steam turbine is crucial for maximizing output.

再热蒸汽涡轮机的设计对于最大化输出至关重要。

4.By implementing a reheat steam turbine, the facility can reduce fuel consumption significantly.

通过实施再热蒸汽涡轮机，该设施可以显著减少燃料消耗。

5.The power plant uses a reheat steam turbine to improve efficiency in electricity generation.

发电厂使用再热蒸汽涡轮机来提高发电效率。

作文

The efficiency of power generation has always been a critical topic in the field of engineering. One of the significant advancements in this area is the development of the reheat steam turbine (再热蒸汽轮机). This technology enhances the overall efficiency of thermal power plants by utilizing steam more effectively. In simple terms, a reheat steam turbine is a type of steam turbine that reheats the steam after it has partially expanded in the high-pressure section of the turbine. This process allows for additional energy extraction from the steam, leading to improved performance and efficiency.To understand the importance of the reheat steam turbine, we must first look at the standard Rankine cycle, which is the basis for most thermal power plants. In this cycle, water is heated to create steam, which then drives the turbine to generate electricity. However, as the steam expands through the turbine, it loses temperature and pressure, which reduces its energy content. This is where the reheat steam turbine comes into play.In a typical setup, after the steam passes through the high-pressure turbine, it is directed to a reheater where it is heated again using flue gases or other heat sources before entering the intermediate-pressure turbine. This reheating process increases the steam's temperature and pressure, allowing for a more efficient expansion in the turbine. As a result, the reheat steam turbine can extract more work from the same amount of fuel compared to non-reheat systems.The implementation of reheat steam turbines has several benefits. Firstly, it significantly increases the thermal efficiency of power plants, often exceeding 40%. This means that less fuel is required to produce the same amount of electricity, leading to lower operational costs and reduced greenhouse gas emissions. Secondly, reheat steam turbines contribute to better load-following capabilities, meaning they can adjust more easily to fluctuations in electricity demand. This flexibility is crucial in today's energy landscape, where renewable energy sources are becoming increasingly prevalent.Moreover, the design of reheat steam turbines has evolved over the years, incorporating advanced materials and technologies. Modern turbines are built to withstand higher temperatures and pressures, further enhancing their efficiency and reliability. The integration of digital technologies for monitoring and control also plays a vital role in optimizing the performance of these systems.However, the adoption of reheat steam turbines is not without challenges. The initial investment for such systems can be significant, and the complexity of the design requires skilled personnel for operation and maintenance. Additionally, the need for a reliable heat source for reheating can limit the applicability of this technology in certain contexts.In conclusion, the reheat steam turbine (再热蒸汽轮机) represents a significant advancement in the field of power generation. By improving the efficiency of thermal power plants, these turbines play a crucial role in meeting the growing energy demands while minimizing environmental impacts. As the world continues to seek sustainable energy solutions, the reheat steam turbine will undoubtedly remain a key player in the evolution of energy production.

发电效率一直是工程领域的一个关键话题。这个领域的一项重大进展是开发了再热蒸汽轮机。这项技术通过更有效地利用蒸汽，提高了热电厂的整体效率。简单来说，再热蒸汽轮机是一种蒸汽轮机，它在蒸汽在高压部分的轮机中部分膨胀后对其进行再加热。这个过程允许从蒸汽中提取额外的能量，从而提高性能和效率。为了理解再热蒸汽轮机的重要性，我们必须首先看看标准的兰金循环，这是大多数热电厂的基础。在这个循环中，水被加热以产生蒸汽，蒸汽驱动轮机发电。然而，随着蒸汽通过轮机膨胀，它失去温度和压力，从而减少其能量含量。这就是再热蒸汽轮机发挥作用的地方。在典型的设置中，蒸汽经过高压轮机后，会被引导到再热器，在那里使用烟气或其他热源再次加热，然后进入中压轮机。这个再加热过程增加了蒸汽的温度和压力，使其在轮机中的膨胀更加高效。因此，再热蒸汽轮机能够从相同数量的燃料中提取更多的功率，相比于非再热系统。实施再热蒸汽轮机有几个好处。首先，它显著提高了电厂的热效率，通常超过40%。这意味着生产相同数量的电力所需的燃料更少，从而降低了运营成本并减少了温室气体排放。其次，再热蒸汽轮机有助于更好的负载跟随能力，这意味着它们可以更容易地适应电力需求的波动。这种灵活性在当今的能源格局中至关重要，因为可再生能源正变得越来越普遍。此外，再热蒸汽轮机的设计多年来不断演变，采用了先进的材料和技术。现代涡轮机能够承受更高的温度和压力，进一步提高了其效率和可靠性。数字技术的集成用于监控和控制也在优化这些系统的性能方面发挥了重要作用。然而，采用再热蒸汽轮机并非没有挑战。这些系统的初始投资可能很大，并且设计的复杂性需要熟练的人员进行操作和维护。此外，再加热所需的可靠热源可能会限制该技术在某些情况下的适用性。总之，再热蒸汽轮机代表了发电领域的一项重大进展。通过提高热电厂的效率，这些涡轮机在满足日益增长的能源需求的同时，尽量减少环境影响方面发挥着至关重要的作用。随着世界继续寻求可持续的能源解决方案，再热蒸汽轮机无疑将继续成为能源生产演变中的关键参与者。