primary coolant circuit

简明释义

一次冷却剂回路

英英释义

例句

1.A leak in the primary coolant circuit can lead to overheating in the reactor.

在主冷却剂回路中的泄漏可能导致反应堆过热。

2.The engineer inspected the primary coolant circuit to ensure it was functioning properly.

工程师检查了主冷却剂回路以确保其正常运作。

3.Monitoring the temperature of the primary coolant circuit is critical for reactor control.

监测主冷却剂回路的温度对于反应堆控制至关重要。

4.Regular maintenance of the primary coolant circuit is essential for safety.

对主冷却剂回路的定期维护对安全至关重要。

5.The technician replaced several valves in the primary coolant circuit during the upgrade.

技术人员在升级过程中更换了主冷却剂回路中的几个阀门。

作文

The operation of nuclear reactors relies heavily on various systems to ensure safety and efficiency. One of the most crucial components in this regard is the primary coolant circuit, which plays a vital role in the heat management of the reactor. The primary coolant circuit is responsible for circulating coolant within the reactor core, absorbing the heat generated during the fission process. This heat must be carefully controlled to prevent overheating, which could lead to catastrophic failures. In a typical nuclear reactor, the primary coolant circuit consists of pipes, pumps, and heat exchangers that work together to maintain optimal temperatures. The coolant, often water or a liquid metal, flows through the reactor core, where it absorbs heat and then moves to a heat exchanger. Here, the heat from the coolant is transferred to a secondary system, which may produce steam to drive turbines for electricity generation. The design of the primary coolant circuit is critical for ensuring the reactor's safety. If there were to be a leak or failure in this circuit, the consequences could be dire. For instance, a breach in the primary coolant circuit could lead to a loss of coolant accident (LOCA), where the reactor core is exposed to air, resulting in overheating and potential meltdown. Therefore, multiple safety measures are implemented, such as redundant systems and automatic shutdown mechanisms, to protect against such failures.Moreover, regular maintenance and monitoring of the primary coolant circuit are essential. Operators must ensure that the pumps are functioning correctly, the pipes are free from corrosion, and the coolant levels are adequate. Advanced sensors are often employed to detect any anomalies in temperature or pressure, allowing for prompt action before any serious issues arise. In addition to safety concerns, the primary coolant circuit also impacts the overall efficiency of the reactor. A well-designed circuit can improve heat transfer, thereby maximizing the energy output of the reactor. Engineers continuously research and develop new materials and designs to enhance the performance of the primary coolant circuit. Innovations such as advanced alloys and improved flow dynamics can lead to more efficient cooling and reduced operational costs.In conclusion, the primary coolant circuit is an integral part of a nuclear reactor's design, serving both safety and efficiency purposes. Understanding its function helps in appreciating the complexities involved in nuclear energy production. As we move towards a future where nuclear energy may play an increasingly important role in our energy mix, the importance of the primary coolant circuit will only grow. By investing in research and development, we can ensure that these systems remain safe, reliable, and efficient for generations to come.

核反应堆的运行在很大程度上依赖于各种系统，以确保安全和效率。其中一个至关重要的组成部分就是主冷却剂回路，它在反应堆的热管理中发挥着重要作用。主冷却剂回路负责在反应堆核心内循环冷却剂，吸收在裂变过程中产生的热量。必须仔细控制这些热量，以防止过热，这可能导致灾难性的故障。在典型的核反应堆中，主冷却剂回路由管道、泵和热交换器组成，这些组件协同工作以维持最佳温度。冷却剂通常是水或液态金属，它在反应堆核心内流动，吸收热量，然后转移到热交换器。在这里，冷却剂的热量被传递给二次系统，该系统可能产生蒸汽以驱动涡轮机发电。主冷却剂回路的设计对于确保反应堆的安全至关重要。如果该回路发生泄漏或故障，后果可能会非常严重。例如，主冷却剂回路的破裂可能导致冷却剂丧失事故（LOCA），使反应堆核心暴露在空气中，导致过热和潜在的熔毁。因此，实施了多重安全措施，如冗余系统和自动停机机制，以防止此类故障。此外，定期维护和监测主冷却剂回路也是必不可少的。操作员必须确保泵正常工作，管道无腐蚀，冷却剂水平充足。通常会使用先进的传感器来检测温度或压力的异常，从而在出现严重问题之前采取及时措施。除了安全问题外，主冷却剂回路还影响反应堆的整体效率。设计良好的回路可以改善热传递，从而最大化反应堆的能量输出。工程师们不断研究和开发新材料和设计，以提高主冷却剂回路的性能。诸如先进合金和改进流动动力学等创新可以导致更高效的冷却和降低运营成本。总之，主冷却剂回路是核反应堆设计中不可或缺的一部分，既服务于安全目的，又促进效率。理解其功能有助于我们欣赏核能生产中涉及的复杂性。随着我们向未来迈进，核能可能在我们的能源结构中发挥越来越重要的作用，主冷却剂回路的重要性只会增加。通过投资于研究和开发，我们可以确保这些系统在未来几代人中保持安全、可靠和高效。