reactivity calibration

简明释义

反应性刻度

英英释义

例句

1.The lab technician performed reactivity calibration to ensure accurate measurements in the chemical reactions.

实验室技术员进行了反应性校准以确保化学反应中的准确测量。

2.Before starting the experiment, we need to complete the reactivity calibration process.

在开始实验之前，我们需要完成反应性校准过程。

3.In this study, reactivity calibration is crucial for validating our hypotheses.

在这项研究中，反应性校准对于验证我们的假设至关重要。

4.The results were inconsistent until the reactivity calibration was properly adjusted.

结果不一致，直到反应性校准被正确调整。

5.The reactivity calibration of the sensors improved the accuracy of the data collected.

传感器的反应性校准提高了收集数据的准确性。

作文

In the field of nuclear physics and engineering, the term reactivity calibration refers to the process of adjusting and measuring the reactivity of a nuclear reactor. Reactivity is a measure of the deviation from criticality in a nuclear reactor, where criticality is the state at which a nuclear chain reaction is self-sustaining. Proper reactivity calibration is crucial for ensuring the safety and efficiency of nuclear reactors. It involves various techniques and methodologies to ensure that the reactor operates within its designed parameters. One of the primary reasons for conducting reactivity calibration is to maintain control over the reactor's power output. A reactor that is too reactive can lead to an uncontrolled chain reaction, potentially resulting in dangerous situations. Conversely, if the reactor is not reactive enough, it may not produce sufficient power to meet operational demands. Therefore, accurate calibration is essential for balancing these two extremes. During the reactivity calibration process, engineers and physicists utilize a variety of instruments and methods to measure the neutron flux and other critical parameters. This includes the use of neutron detectors, which help in assessing the behavior of neutrons within the reactor core. By analyzing this data, experts can make informed decisions about how to adjust the reactor's control rods and other components that influence reactivity. Moreover, reactivity calibration is not a one-time procedure; it is an ongoing process that must be conducted regularly throughout the life of the reactor. As fuel is consumed and the composition of materials within the reactor changes, periodic recalibration is necessary to ensure that the reactor continues to operate safely and efficiently. This ongoing need for calibration underscores the importance of having trained personnel who are knowledgeable about reactor dynamics and reactivity management. In addition to safety concerns, reactivity calibration also plays a significant role in optimizing the performance of a nuclear reactor. By fine-tuning the reactivity levels, operators can maximize the energy output while minimizing waste and emissions. This is particularly important in today's world, where there is a growing emphasis on sustainable energy solutions. Nuclear power has the potential to be a clean energy source, but only if reactors are operated effectively and efficiently. In conclusion, reactivity calibration is a fundamental aspect of nuclear reactor operation. It ensures that reactors run safely, efficiently, and in compliance with regulatory standards. The process requires precision, expertise, and a thorough understanding of nuclear physics principles. As technology advances and new reactor designs emerge, the methods of reactivity calibration will continue to evolve, highlighting the importance of ongoing research and development in this critical field of study.

在核物理和工程领域，术语反应性标定是指调整和测量核反应堆反应性的过程。反应性是核反应堆偏离临界状态的度量，其中临界状态是核链反应自我维持的状态。适当的反应性标定对于确保核反应堆的安全性和效率至关重要。它涉及各种技术和方法，以确保反应堆在其设计参数内运行。进行反应性标定的主要原因之一是保持对反应堆功率输出的控制。一个反应性过强的反应堆可能导致无法控制的链式反应，从而可能导致危险情况。相反，如果反应堆的反应性不足，则可能无法产生足够的功率以满足操作需求。因此，准确的标定对于平衡这两个极端至关重要。在反应性标定过程中，工程师和物理学家利用各种仪器和方法来测量中子通量和其他关键参数。这包括使用中子探测器，这有助于评估中子在反应堆核心内的行为。通过分析这些数据，专家可以就如何调整反应堆的控制棒和其他影响反应性的组件做出明智的决定。此外，反应性标定不是一次性程序；它是一个必须在反应堆的整个生命周期内定期进行的持续过程。随着燃料的消耗和反应堆内材料成分的变化，定期重新标定是必要的，以确保反应堆继续安全高效地运行。这种对标定的持续需求突显了拥有受过培训的人员的重要性，他们对反应堆动力学和反应性管理有深入了解。除了安全问题外，反应性标定在优化核反应堆性能方面也发挥着重要作用。通过微调反应性水平，操作员可以最大化能源输出，同时最小化废物和排放。这在当今世界尤为重要，因为越来越重视可持续能源解决方案。核能有潜力成为一种清洁能源，但只有在有效和高效地操作反应堆的情况下。总之，反应性标定是核反应堆操作的基本方面。它确保反应堆安全、高效地运行，并符合监管标准。该过程需要精确、专业知识以及对核物理原理的透彻理解。随着技术的进步和新反应堆设计的出现，反应性标定的方法将继续发展，突显这一关键研究领域持续研究和开发的重要性。