reheat cycle

简明释义

再热循环

英英释义

例句

1.The microwave has a special setting for the reheat cycle, which is designed to warm up leftovers without cooking them further.

微波炉有一个专门的设置用于再加热周期，旨在加热剩菜而不进一步烹饪。

2.The reheat cycle on this coffee machine helps to maintain the temperature of brewed coffee.

这款咖啡机上的再加热周期有助于保持冲泡咖啡的温度。

3.The oven's reheat cycle is perfect for bringing back the crispiness of pizza.

烤箱的再加热周期非常适合恢复比萨饼的酥脆感。

4.I always use the reheat cycle on my air fryer to quickly warm up fries.

我总是使用我的空气炸锅上的再加热周期快速加热薯条。

5.During the reheat cycle, make sure to stir the food occasionally to ensure even heating.

在再加热周期期间，请确保偶尔搅拌食物，以确保均匀加热。

作文

The concept of the reheat cycle is crucial in the field of thermodynamics and engineering, particularly in power generation systems. To understand this concept, one must first grasp the basics of thermodynamic cycles. A thermodynamic cycle is a series of processes that involve the transformation of energy from one form to another, typically involving heat and work. The reheat cycle specifically refers to a method used in steam power plants to improve efficiency and output. In a traditional steam cycle, water is heated to produce steam, which then drives a turbine to generate electricity. However, as the steam expands and cools while passing through the turbine, its temperature and pressure drop significantly. This reduction in temperature leads to a loss of energy, which could otherwise be utilized for additional work. The reheat cycle addresses this issue by reintroducing heat to the steam after it has partially expanded. The process begins with the generation of high-pressure steam in a boiler. This steam travels to the high-pressure turbine, where it expands and does work on the turbine blades. After this initial expansion, instead of allowing the steam to continue to the condenser at a lower temperature, it is redirected back to a reheat section, where it is heated again using flue gases or other heat sources. This reheated steam is then sent to a low-pressure turbine. By implementing the reheat cycle, the overall efficiency of the power plant is improved, as the additional heating increases the energy content of the steam before it enters the low-pressure turbine. This results in more work being extracted from the steam, ultimately leading to a higher output of electricity from the same amount of fuel consumed. The advantages of the reheat cycle extend beyond just efficiency. It also helps in reducing the moisture content of the steam entering the low-pressure turbine, which can lead to less erosion on turbine blades and longer operational life for the equipment. Additionally, the reheat cycle allows for better thermal management within the power plant, enabling operators to optimize performance under varying load conditions. In conclusion, the reheat cycle is an essential aspect of modern steam power generation, enhancing both efficiency and equipment longevity. Understanding this cycle not only provides insight into power generation technology but also emphasizes the importance of energy management in our increasingly energy-dependent world. As we continue to seek ways to improve energy efficiency and reduce environmental impacts, technologies like the reheat cycle will play a pivotal role in shaping the future of energy production and consumption.

‘再热循环’的概念在热力学和工程领域中至关重要，特别是在发电系统中。要理解这个概念，首先必须掌握热力学循环的基本知识。热力学循环是一系列涉及能量从一种形式转变为另一种形式的过程，通常涉及热量和功。‘再热循环’具体指的是一种在蒸汽发电厂中使用的方法，以提高效率和输出。在传统的蒸汽循环中，水被加热以产生蒸汽，然后驱动涡轮发电。然而，当蒸汽在通过涡轮时膨胀并冷却时，其温度和压力显著下降。这种温度的降低导致能量损失，这本可以用于额外的工作。‘再热循环’解决了这个问题，通过在蒸汽部分膨胀后重新引入热量。该过程始于锅炉中高压蒸汽的生成。这些蒸汽流向高压涡轮，在那里它膨胀并对涡轮叶片做功。在这一初步膨胀之后，蒸汽不会继续流向冷凝器，而是被重新引导回再热区，在那里它通过烟气或其他热源再次加热。然后，这些再加热的蒸汽被送往低压涡轮。通过实施‘再热循环’，电厂的整体效率得到了提高，因为额外的加热增加了蒸汽在进入低压涡轮之前的能量含量。这导致从相同燃料消耗中提取更多的工作，最终提高了发电的电量。‘再热循环’的优势不仅在于效率。它还帮助减少进入低压涡轮的蒸汽的湿度，这可以减少涡轮叶片的侵蚀并延长设备的使用寿命。此外，‘再热循环’允许在发电厂内更好的热管理，使操作员能够在不同负荷条件下优化性能。总之，‘再热循环’是现代蒸汽发电的重要方面，增强了效率和设备的耐用性。理解这个循环不仅提供了对发电技术的深入了解，还强调了在我们日益依赖能源的世界中能源管理的重要性。随着我们继续寻求提高能源效率和减少环境影响的方法，像‘再热循环’这样的技术将在塑造未来能源生产和消费中发挥关键作用。