heterogeneous reactor

简明释义

非均匀反应堆

英英释义

例句

1.A well-designed heterogeneous reactor (非均相反应器) can help in achieving higher conversion rates in chemical processes.

一个设计良好的非均相反应器（heterogeneous reactor）可以帮助在化学过程中实现更高的转化率。

2.Researchers are investigating new materials to enhance the performance of heterogeneous reactors (非均相反反应器) in industrial applications.

研究人员正在调查新材料，以增强工业应用中非均相反应器（heterogeneous reactors）的性能。

3.In a typical chemical engineering course, students learn about the design of a heterogeneous reactor (非均相反应器) for catalytic reactions.

在典型的化学工程课程中，学生学习催化反应的非均相反应器（heterogeneous reactor）的设计。

4.The study of mass transfer in a heterogeneous reactor (非均相反反应器) is crucial for optimizing reaction conditions.

研究非均相反应器（heterogeneous reactor）中的质量传递对于优化反应条件至关重要。

5.The efficiency of a heterogeneous reactor (非均相反应器) can be significantly influenced by the surface area of the catalyst used.

使用的催化剂的表面积可以显著影响非均相反应器（heterogeneous reactor）的效率。

作文

In the field of nuclear engineering, the design and operation of reactors play a crucial role in energy production. One type of reactor that has garnered considerable attention is the heterogeneous reactor. Unlike homogeneous reactors, where the fuel and moderator are uniformly mixed, a heterogeneous reactor features distinct regions where the fuel and moderator are separated. This separation allows for a variety of configurations and can enhance the efficiency of the nuclear reactions taking place within the reactor core.The concept of a heterogeneous reactor is primarily based on the idea that different materials can have varying effects on neutron behavior. In a typical heterogeneous reactor, the fuel is often in the form of solid pellets, while the moderator may be a liquid or solid material that slows down neutrons. This configuration can lead to improved neutron economy, which is essential for sustaining a controlled nuclear reaction. By optimizing the arrangement of fuel and moderator, engineers can achieve higher thermal efficiencies and better overall performance.One of the significant advantages of using a heterogeneous reactor is the ability to control the reaction more effectively. Since the fuel and moderator are not mixed, it becomes easier to manipulate the reaction rates by adjusting the geometry of the reactor core. For instance, by altering the spacing between fuel rods or changing the composition of the moderator, operators can fine-tune the reactor's performance to meet specific energy demands. This flexibility is particularly beneficial in applications where varying power outputs are required.Additionally, heterogeneous reactors can be designed to utilize different types of fuels, including uranium, thorium, or even mixed oxide fuels. This versatility allows for the exploration of alternative fuel cycles, which can contribute to more sustainable nuclear energy solutions. Furthermore, the use of advanced materials in the construction of these reactors can enhance their safety and longevity, making them a promising option for future energy needs.However, the complexity of heterogeneous reactors also presents challenges. The need for precise engineering and careful monitoring of reactor conditions can increase operational costs. Moreover, the design of a heterogeneous reactor must consider factors such as heat transfer, neutron flux distribution, and radiation shielding, all of which require sophisticated modeling and simulation techniques.In conclusion, the heterogeneous reactor represents a significant advancement in nuclear reactor technology. Its unique design allows for improved control over nuclear reactions, greater fuel flexibility, and enhanced safety features. As the world seeks to transition to cleaner energy sources, understanding and developing heterogeneous reactors will be essential in harnessing the full potential of nuclear power. With ongoing research and innovation, these reactors could play a pivotal role in meeting global energy demands sustainably and efficiently.

在核工程领域，反应堆的设计和操作在能源生产中起着至关重要的作用。一种备受关注的反应堆类型是异质反应堆。与燃料和调节剂均匀混合的均匀反应堆不同，异质反应堆具有明显的区域，其中燃料和调节剂是分开的。这种分离允许多种配置，并可以提高反应堆核心内发生的核反应的效率。异质反应堆的概念主要基于不同材料对中子行为的不同影响。在典型的异质反应堆中，燃料通常以固体颗粒的形式存在，而调节剂可能是液体或固体材料，用于减缓中子的速度。这种配置可以改善中子经济，这对于维持受控核反应至关重要。通过优化燃料和调节剂的排列，工程师可以实现更高的热效率和更好的整体性能。使用异质反应堆的一个显著优势是能够更有效地控制反应。由于燃料和调节剂没有混合，因此通过调整反应堆核心的几何形状，可以更容易地操纵反应速率。例如，通过改变燃料棒之间的间距或改变调节剂的组成，操作员可以微调反应堆的性能，以满足特定的能源需求。这种灵活性在需要变化功率输出的应用中特别有益。此外，异质反应堆可以设计为利用不同类型的燃料，包括铀、钍甚至混合氧化物燃料。这种多样性允许探索替代燃料循环，有助于更可持续的核能解决方案。此外，在这些反应堆的建造中使用先进材料可以增强其安全性和耐用性，使其成为未来能源需求的有前途的选择。然而，异质反应堆的复杂性也带来了挑战。对精确工程和对反应堆条件的仔细监测的需求可能会增加运营成本。此外，异质反应堆的设计必须考虑热传递、中子通量分布和辐射屏蔽等因素，这些都需要复杂的建模和仿真技术。总之，异质反应堆代表了核反应堆技术的重要进步。其独特的设计允许对核反应进行更好的控制，更大的燃料灵活性和增强的安全特性。随着世界寻求过渡到更清洁的能源来源，理解和开发异质反应堆将对充分利用核能的潜力至关重要。随着持续的研究和创新，这些反应堆可能在可持续和高效地满足全球能源需求方面发挥关键作用。