reactor geometry

简明释义

反应堆几何条件

英英释义

例句

1.Simulation software is often used to model reactor geometry for better predictive analysis.

模拟软件通常用于建模反应堆几何形状以便进行更好的预测分析。

2.The design of the nuclear power plant heavily depends on the reactor geometry, which refers to the spatial arrangement of the reactor components.

核电站的设计在很大程度上依赖于反应堆几何形状，即反应堆组件的空间排列。

3.The reactor geometry must be carefully designed to ensure safety and stability under operational conditions.

必须仔细设计反应堆几何形状以确保在操作条件下的安全性和稳定性。

4.Optimizing reactor geometry can lead to more efficient fuel usage and reduced waste production.

优化反应堆几何形状可以提高燃料使用效率并减少废物产生。

5.Researchers are studying the effects of different reactor geometries on neutron flux distribution.

研究人员正在研究不同反应堆几何形状对中子通量分布的影响。

作文

In the field of nuclear engineering, the term reactor geometry refers to the physical arrangement and shape of the components within a nuclear reactor. Understanding reactor geometry is crucial for the efficient design and operation of reactors, as it directly influences the behavior of neutrons, heat transfer, and overall reactor performance. The spatial configuration of fuel assemblies, control rods, and coolant channels all play a significant role in determining how effectively a reactor can generate energy while ensuring safety. The primary goal of any nuclear reactor is to maintain a controlled nuclear fission reaction. This requires a careful balance between the amount of fissile material present and the arrangement of that material within the reactor core. The reactor geometry is designed to optimize this balance by maximizing neutron interactions while minimizing the risk of overheating or meltdown. For instance, a reactor with a compact geometry may allow for a higher density of fuel, which can lead to increased power output. However, this also raises concerns about heat removal and neutron moderation, necessitating advanced cooling systems and materials. Different types of reactors exhibit varying reactor geometries. For example, pressurized water reactors (PWRs) typically have a cylindrical core surrounded by a moderator, while boiling water reactors (BWRs) utilize a different configuration where water acts both as a coolant and a moderator. Each design has its unique advantages and challenges, making the study of reactor geometry essential for engineers and scientists in the nuclear industry. Moreover, as technology advances, new reactor designs are being proposed that incorporate innovative reactor geometries. For instance, small modular reactors (SMRs) are designed with simplified geometries to enhance safety and reduce costs. These reactors often feature passive safety systems that rely on natural circulation and gravity, demonstrating how reactor geometry can be leveraged to improve safety margins. In addition to safety and efficiency, reactor geometry also plays a vital role in the sustainability of nuclear energy. By optimizing the shape and arrangement of reactor components, engineers can maximize the use of available fuel and minimize waste production. Advanced reactor designs, such as fast breeder reactors, aim to create a reactor geometry that allows for the efficient conversion of fertile material into fissile fuel, thus closing the fuel cycle and promoting long-term sustainability. In conclusion, the concept of reactor geometry is fundamental to the design, operation, and safety of nuclear reactors. It encompasses the arrangement and shape of various components, influencing critical factors such as neutron behavior, heat transfer, and overall reactor performance. As the nuclear industry continues to evolve, a thorough understanding of reactor geometry will remain essential for developing safer, more efficient, and sustainable nuclear energy solutions.

在核工程领域，术语反应堆几何指的是核反应堆内部各组件的物理排列和形状。理解反应堆几何对于反应堆的高效设计和运行至关重要，因为它直接影响中子行为、热传递和整体反应堆性能。燃料组件、控制棒和冷却通道的空间配置在决定反应堆如何有效发电的同时，确保安全方面发挥着重要作用。任何核反应堆的主要目标是维持受控的核裂变反应。这需要在存在的裂变材料数量与该材料在反应堆核心内的排列之间保持微妙的平衡。反应堆几何旨在通过最大化中子相互作用，同时最小化过热或熔毁的风险，来优化这种平衡。例如，具有紧凑几何形状的反应堆可能允许更高的燃料密度，这可能导致功率输出增加。然而，这也会引发关于热量去除和中子调节的担忧，因此需要先进的冷却系统和材料。不同类型的反应堆展现出不同的反应堆几何。例如，压水反应堆（PWR）通常具有圆柱形核心，周围有调节剂，而沸水反应堆（BWR）则利用水作为冷却剂和调节剂的不同配置。每种设计都有其独特的优点和挑战，使得对反应堆几何的研究对于核工业的工程师和科学家至关重要。此外，随着技术的发展，新型反应堆设计正在提出，采用创新的反应堆几何。例如，小型模块化反应堆（SMR）以简化的几何形状设计，以增强安全性并降低成本。这些反应堆通常采用被动安全系统，依赖自然循环和重力，展示了如何利用反应堆几何提高安全边际。除了安全性和效率外，反应堆几何在核能的可持续性方面也发挥着重要作用。通过优化反应堆组件的形状和排列，工程师可以最大化可用燃料的使用，并最小化废物产生。先进的反应堆设计，例如快增殖反应堆，旨在创造一种反应堆几何，使得能够有效地将可育材料转化为裂变燃料，从而关闭燃料循环，促进长期可持续性。总之，反应堆几何的概念是核反应堆设计、运行和安全的基础。它包含了各种组件的排列和形状，影响中子行为、热传递和整体反应堆性能等关键因素。随着核工业的不断发展，对反应堆几何的透彻理解将继续是开发更安全、更高效和可持续的核能解决方案的必要条件。