fuel sheath failure

简明释义

燃料包壳破损

英英释义

例句

1.A fuel sheath failure can lead to severe safety hazards in nuclear reactors.

燃料包壳失效可能导致核反应堆中的严重安全隐患。

2.Engineers are investigating the cause of the fuel sheath failure that occurred during testing.

工程师正在调查测试期间发生的燃料包壳失效的原因。

3.Routine inspections are crucial to prevent fuel sheath failure in operational plants.

例行检查对于防止运营工厂中的燃料包壳失效至关重要。

4.The reactor shut down due to a detected fuel sheath failure.

由于检测到燃料包壳失效，反应堆关闭。

5.The report highlighted several instances of fuel sheath failure in older reactors.

报告强调了老旧反应堆中几起燃料包壳失效的实例。

作文

In the realm of nuclear engineering, the term fuel sheath failure refers to a critical issue that can arise in nuclear reactors. The fuel sheath is essentially a protective layer that encases the nuclear fuel, which is typically composed of uranium or plutonium. This sheath is designed to contain the radioactive materials and prevent them from leaking into the reactor coolant. However, when this sheath fails, it can lead to severe consequences for both the reactor's safety and the environment. Understanding the implications of fuel sheath failure is crucial for engineers and safety officials alike. The causes of fuel sheath failure can vary widely. One common reason is thermal stress. During operation, the temperature within a reactor can reach extreme levels, causing the sheath material to expand and contract. If these temperature fluctuations are too rapid or intense, they can create cracks or breaches in the sheath. Additionally, chemical reactions between the coolant and the sheath material can weaken its integrity over time, leading to potential failures. The consequences of fuel sheath failure can be dire. If the sheath breaches, radioactive materials can escape into the reactor coolant, posing a significant risk to both the reactor's operation and the surrounding environment. This contamination can lead to radiation exposure for workers and nearby communities, necessitating immediate evacuation and cleanup efforts. Furthermore, the economic impact of such an event can be substantial, as reactors may need to be shut down for extensive repairs or even decommissioning. Preventing fuel sheath failure is a top priority for nuclear engineers. To mitigate risks, rigorous testing and monitoring systems are employed. Advanced materials are being developed that can withstand higher temperatures and resist corrosion more effectively. Additionally, regular inspections and maintenance of the fuel assemblies help identify any signs of wear or damage before they lead to catastrophic failures. In conclusion, the concept of fuel sheath failure is a vital aspect of nuclear reactor safety. By understanding its causes, consequences, and prevention strategies, we can work towards ensuring that nuclear energy remains a safe and reliable source of power. As the world continues to seek sustainable energy solutions, the importance of maintaining the integrity of nuclear fuel sheaths cannot be overstated. The future of nuclear energy depends on our ability to address these challenges head-on and implement effective safety measures.

在核工程领域，术语燃料包壳失效指的是核反应堆中可能出现的一个关键问题。燃料包壳本质上是一个保护层，包裹着核燃料，通常由铀或钚组成。这个包壳旨在封闭放射性材料，并防止其泄漏到反应堆冷却剂中。然而，当这个包壳失效时，会对反应堆的安全性和环境造成严重后果。了解燃料包壳失效的影响对工程师和安全官员来说至关重要。造成燃料包壳失效的原因可能有很多。一种常见的原因是热应力。在运行期间，反应堆内的温度可以达到极端水平，导致包壳材料膨胀和收缩。如果这些温度波动过快或过于剧烈，就会在包壳中产生裂缝或破损。此外，冷却剂与包壳材料之间的化学反应也可能随着时间的推移削弱其完整性，从而导致潜在的失效。燃料包壳失效的后果可能是可怕的。如果包壳破裂，放射性材料可能会泄漏到反应堆冷却剂中，给反应堆的运行和周围环境带来重大风险。这种污染可能导致工人和附近社区的辐射暴露，必须立即进行疏散和清理。此外，这种事件的经济影响可能是巨大的，因为反应堆可能需要停机进行广泛的修复甚至退役。预防燃料包壳失效是核工程师的首要任务。为了降低风险，采用了严格的测试和监测系统。正在开发先进的材料，这些材料能够承受更高的温度并有效抵抗腐蚀。此外，定期检查和维护燃料组件有助于在出现任何磨损或损坏迹象之前识别问题，从而避免灾难性的失效。总之，燃料包壳失效的概念是核反应堆安全的重要方面。通过理解其原因、后果和预防策略，我们可以努力确保核能仍然是一个安全可靠的能源来源。随着世界继续寻求可持续的能源解决方案，保持核燃料包壳完整性的重要性不容忽视。核能的未来取决于我们能够直面这些挑战并实施有效的安全措施。