neutron multiplying system

简明释义

中子倍增系

英英释义

例句

1.In the laboratory, scientists tested the performance of the neutron multiplying system 中子倍增系统 under various conditions.

在实验室里，科学家们测试了不同条件下neutron multiplying system 中子倍增系统的性能。

2.The research team developed a new type of neutron multiplying system 中子倍增系统 to increase the efficiency of their nuclear reactor.

研究团队开发了一种新型的neutron multiplying system 中子倍增系统，以提高他们核反应堆的效率。

3.Safety protocols must be followed when operating the neutron multiplying system 中子倍增系统 to prevent accidents.

在操作neutron multiplying system 中子倍增系统时，必须遵循安全协议以防止事故。

4.The neutron multiplying system 中子倍增系统 plays a crucial role in enhancing the reaction rate in fast reactors.

在快堆中，neutron multiplying system 中子倍增系统在提高反应速率方面起着至关重要的作用。

5.The efficiency of the neutron multiplying system 中子倍增系统 was significantly improved after the latest modifications.

在最新的修改后，neutron multiplying system 中子倍增系统的效率显著提高。

作文

The concept of a neutron multiplying system is fundamental in the field of nuclear physics and engineering. This system refers to a configuration where neutrons are produced at a rate that exceeds the number of neutrons absorbed or lost in the process, leading to a net increase in the population of neutrons. Understanding how this system operates is crucial for various applications, including nuclear reactors and research facilities. In a typical nuclear reaction, when a nucleus undergoes fission, it releases a significant number of neutrons. These neutrons can then interact with other fissile materials, potentially causing additional fission events. In a neutron multiplying system, the design is optimized to ensure that as many of these released neutrons as possible are utilized to induce further fissions. This is often achieved through the use of specific materials that facilitate neutron reflection and moderation.One of the key components of a neutron multiplying system is the presence of a moderator. Moderators are substances that slow down fast neutrons, increasing the likelihood of these neutrons being captured by fissile nuclei. Common moderators include water, heavy water, and graphite. By slowing down the neutrons, the system enhances the probability of sustaining a chain reaction, which is vital for maintaining criticality in a reactor.Another important aspect of a neutron multiplying system is the use of reflectors. Reflectors are materials placed around the core of a reactor that bounce escaping neutrons back into the core, thereby increasing the chances of further interactions with fissile material. This reflection process is essential for maximizing neutron economy, which is the efficiency with which neutrons are utilized within the system.The implications of effectively utilizing a neutron multiplying system extend beyond just energy production. In research environments, such systems are employed to create neutron sources for various experiments, including studies in materials science, biology, and medicine. Neutrons are particularly useful in probing the structure of materials due to their unique penetrating abilities and sensitivity to different atomic nuclei.However, managing a neutron multiplying system also comes with challenges. Safety is paramount, as an uncontrolled increase in neutron population can lead to dangerous situations, including overheating and potential meltdowns in a reactor setting. Therefore, strict regulatory measures and advanced control systems are necessary to monitor and manage the neutron population effectively.In conclusion, a neutron multiplying system plays a pivotal role in both the generation of nuclear energy and scientific research. By understanding the principles behind neutron multiplication, scientists and engineers can design more efficient reactors and experimental setups. As we continue to explore the potential of nuclear technology, the mastery of such systems will be crucial in harnessing energy safely and sustainably for future generations.

“中子倍增系统”这一概念在核物理和工程领域中是基础性的。该系统指的是一种配置，在这种配置中，中子的产生速率超过了在过程中被吸收或损失的中子数量，从而导致中子数量的净增加。理解这个系统的运作方式对于核反应堆和研究设施等各种应用至关重要。在典型的核反应中，当一个原子核发生裂变时，它会释放出大量中子。这些中子可以与其他可裂变材料相互作用，可能引发额外的裂变事件。在“中子倍增系统”中，设计经过优化，以确保尽可能多的释放中子被用于诱发进一步的裂变。这通常通过使用特定材料来实现，这些材料促进中子的反射和减速。“中子倍增系统”的一个关键组成部分是中子减速剂的存在。中子减速剂是减慢快中子的物质，从而增加这些中子被可裂变核捕获的可能性。常见的减速剂包括水、重水和石墨。通过减缓中子的速度，系统提高了维持链式反应所需的临界性概率，这是维持反应堆临界所必需的。“中子倍增系统”的另一个重要方面是使用反射器。反射器是放置在反应堆核心周围的材料，可以将逃逸的中子反弹回核心，从而增加进一步与可裂变材料相互作用的机会。这一反射过程对于最大化中子经济性至关重要，即中子在系统内被有效利用的效率。有效利用“中子倍增系统”的影响不仅限于能源生产。在研究环境中，这些系统被用来创建中子源，用于各种实验，包括材料科学、生物学和医学研究。由于中子独特的穿透能力和对不同原子核的敏感性，中子在探测材料结构方面特别有用。然而，管理“中子倍增系统”也面临挑战。安全是首要任务，因为中子数量的失控增加可能导致危险情况，包括反应堆设置中的过热和潜在的熔毁。因此，严格的监管措施和先进的控制系统是必要的，以有效监测和管理中子数量。总之，“中子倍增系统”在核能的产生和科学研究中发挥着关键作用。通过理解中子倍增背后的原理，科学家和工程师可以设计出更高效的反应堆和实验装置。随着我们继续探索核技术的潜力，掌握此类系统将对安全和可持续地利用能源至关重要，为未来几代人服务。