control rod actuator

简明释义

控制棒传动装置

英英释义

例句

1.During a routine inspection, we found that the control rod actuator (控制棒执行器) needed calibration.

在例行检查中，我们发现控制棒执行器（控制棒执行器）需要校准。

2.The failure of the control rod actuator (控制棒执行器) could lead to an unsafe reactor condition.

如果控制棒执行器（控制棒执行器）发生故障，可能会导致反应堆处于不安全状态。

3.The control rod actuator (控制棒执行器) is essential for controlling the neutron flux in the reactor.

在反应堆中，控制棒执行器（控制棒执行器）对于控制中子通量至关重要。

4.The nuclear reactor's safety system relies heavily on the performance of the control rod actuator (控制棒执行器) to manage reactivity.

核反应堆的安全系统在很大程度上依赖于控制棒执行器（控制棒执行器）的性能来管理反应性。

5.Engineers are developing a more reliable control rod actuator (控制棒执行器) to enhance reactor safety.

工程师们正在开发一种更可靠的控制棒执行器（控制棒执行器），以增强反应堆安全性。

作文

In the realm of nuclear engineering, safety and efficiency are paramount. One of the critical components that ensure the safe operation of a nuclear reactor is the control rod actuator. This device plays a vital role in regulating the fission process within the reactor core. To understand its importance, we must first delve into the function of control rods themselves. Control rods are made from materials that absorb neutrons, such as boron or cadmium, and their primary purpose is to manage the rate of the nuclear reaction. When inserted into the reactor core, they reduce the number of free neutrons available for fission, thereby slowing down the reaction. Conversely, withdrawing the control rods allows more neutrons to sustain the reaction, increasing the reactor's power output.The control rod actuator is the mechanism responsible for moving these control rods in and out of the reactor core with precision. It can be electrically or hydraulically operated, depending on the design of the reactor. The actuator must respond quickly and accurately to changes in reactor conditions, as even a slight delay could lead to unsafe operating conditions. For instance, if there is an unexpected surge in reactor temperature, the actuator must swiftly lower the control rods to absorb more neutrons and reduce the reaction rate.Moreover, the reliability of the control rod actuator is crucial for the overall safety of the nuclear power plant. Engineers conduct rigorous testing and maintenance on these devices to ensure they function correctly under all circumstances. Any malfunction could lead to catastrophic consequences, highlighting the need for redundancy in the actuator systems. Many modern reactors are equipped with multiple actuators for each control rod, allowing for continued operation even if one actuator fails.In addition to safety, the efficiency of the control rod actuator also impacts the economic viability of nuclear energy. By enabling precise control over the reactor's power output, operators can optimize fuel usage and minimize waste. This efficiency not only helps in reducing operational costs but also contributes to the sustainability of nuclear power as a clean energy source.Furthermore, advancements in technology have led to the development of more sophisticated control rod actuators. These new designs incorporate digital controls and advanced sensors that provide real-time data on reactor conditions. With this information, operators can make informed decisions about power adjustments, further enhancing the reactor's performance and safety.In conclusion, the control rod actuator is an essential component in the operation of nuclear reactors. Its ability to precisely control the position of control rods directly influences the safety and efficiency of the nuclear fission process. As the world continues to seek sustainable and clean energy solutions, the role of reliable and advanced control rod actuators will remain critical in ensuring the safe use of nuclear power. Understanding and improving these systems will contribute significantly to the future of energy production and environmental stewardship.

在核工程领域，安全性和效率至关重要。确保核反应堆安全运行的关键组件之一是控制棒执行器。该设备在调节反应堆核心内的裂变过程中起着至关重要的作用。要理解它的重要性，我们必须首先深入了解控制棒本身的功能。控制棒由吸收中子的材料制成，如硼或镉，其主要目的是管理核反应的速率。当插入反应堆核心时，它们减少可用于裂变的自由中子数量，从而减缓反应。相反，拔出控制棒则允许更多中子维持反应，增加反应堆的功率输出。控制棒执行器是负责精确地将这些控制棒移动进出反应堆核心的机制。根据反应堆的设计，它可以是电动或液压操作的。执行器必须快速且准确地响应反应堆条件的变化，因为即使是轻微的延迟也可能导致不安全的操作条件。例如，如果反应堆温度意外上升，执行器必须迅速降低控制棒以吸收更多中子并降低反应速率。此外，控制棒执行器的可靠性对核电站的整体安全至关重要。工程师对这些设备进行严格的测试和维护，以确保它们在所有情况下正常工作。任何故障都可能导致灾难性后果，这突显了执行器系统冗余的必要性。许多现代反应堆为每根控制棒配备多个执行器，即使一个执行器失效，也能继续运行。除了安全性之外，控制棒执行器的效率也影响核能的经济可行性。通过实现对反应堆功率输出的精确控制，操作员可以优化燃料使用并最小化废物。这种效率不仅有助于降低运营成本，还促进了核能作为清洁能源来源的可持续性。此外，技术的进步导致了更复杂的控制棒执行器的发展。这些新设计结合了数字控制和先进传感器，提供反应堆条件的实时数据。通过这些信息，操作员可以做出有关功率调整的明智决策，进一步增强反应堆的性能和安全性。总之，控制棒执行器是核反应堆运行中不可或缺的组成部分。它精确控制控制棒位置的能力直接影响核裂变过程的安全性和效率。随着世界继续寻求可持续和清洁的能源解决方案，可靠和先进的控制棒执行器在确保核能安全使用方面的角色将仍然至关重要。理解和改善这些系统将对未来的能源生产和环境保护做出重要贡献。