primary coolant

简明释义

一次冷却剂

英英释义

例句

1.The primary coolant (主冷却剂) must be monitored constantly to ensure safe reactor operation.

必须不断监测主冷却剂（主冷却剂）以确保反应堆的安全运行。

2.The reactor's safety depends on the efficiency of the primary coolant (主冷却剂) system.

反应堆的安全性依赖于主冷却剂（主冷却剂）系统的效率。

3.Engineers adjusted the flow rate of the primary coolant (主冷却剂) to improve heat transfer.

工程师调整了主冷却剂（主冷却剂）的流速，以改善热传递。

4.Regular maintenance of the primary coolant (主冷却剂) pumps is essential for optimal performance.

定期维护主冷却剂（主冷却剂）泵对最佳性能至关重要。

5.A leak in the primary coolant (主冷却剂) line can lead to severe overheating.

在主冷却剂（主冷却剂）管道中的泄漏可能导致严重的过热。

作文

In the realm of nuclear engineering, the term primary coolant refers to the fluid that circulates through the reactor core to absorb heat generated during nuclear fission. This process is crucial for maintaining safe operating temperatures and ensuring effective energy transfer. The primary coolant plays a vital role in the overall efficiency of a nuclear power plant. Typically, water is used as the primary coolant, but other substances such as liquid metal or gas can also serve this purpose depending on the design of the reactor. The primary coolant not only helps in regulating the temperature but also facilitates the transfer of heat to a secondary loop, where it can be converted into steam to drive turbines for electricity generation. This dual-loop system is essential for the efficient operation of the plant, as it separates the radioactive materials within the reactor from the turbine system, thereby enhancing safety. One of the critical aspects of the primary coolant is its ability to remain stable under high temperatures and pressures. For instance, in pressurized water reactors (PWRs), the primary coolant is kept under high pressure to prevent it from boiling, even at temperatures exceeding 300 degrees Celsius. This characteristic is vital for maintaining the integrity of the reactor and preventing any potential accidents. Moreover, the composition of the primary coolant is carefully monitored and controlled. In many reactors, additives are included in the coolant to prevent corrosion and to manage the pH levels, which can affect the overall performance of the reactor. The chemistry of the primary coolant is a significant area of research, as it directly impacts the longevity and reliability of the reactor components. In addition to its thermal management capabilities, the primary coolant also serves as a radiation shield. By circulating through the reactor, it absorbs some of the radiation emitted during fission reactions, thus protecting the structural materials and personnel working in the vicinity. This safety feature is paramount in the design and operation of nuclear facilities. The importance of the primary coolant extends beyond just operational efficiency; it is also a key factor in the environmental impact of nuclear power. Proper management and monitoring of the primary coolant can help minimize the risk of leaks or contamination, which could have serious consequences for both human health and the ecosystem. As such, advancements in coolant technology and monitoring systems are continually being developed to enhance safety and performance. In conclusion, the primary coolant is an indispensable component of nuclear reactors, integral to their operation, safety, and efficiency. Understanding its properties and functions is essential for anyone involved in nuclear engineering or energy production. As the world increasingly turns to nuclear power as a cleaner energy source, the role of the primary coolant will continue to be a focal point in the development of safe and sustainable nuclear technologies.

在核工程领域，术语primary coolant指的是在反应堆核心中循环的流体，用于吸收核裂变过程中产生的热量。这个过程对于维持安全的操作温度和确保有效的能量转移至关重要。primary coolant在核电厂的整体效率中发挥着重要作用。通常，水被用作primary coolant，但根据反应堆的设计，也可以使用其他物质，如液态金属或气体。primary coolant不仅有助于调节温度，还促进将热量转移到二次回路，在那里可以将其转化为蒸汽，以驱动涡轮发电。这种双回路系统对于电厂的高效运行至关重要，因为它将反应堆内的放射性材料与涡轮系统分离，从而提高了安全性。primary coolant的一个关键方面是其在高温和高压下保持稳定的能力。例如，在压水反应堆（PWR）中，primary coolant在高压下保持，以防止其在超过300摄氏度的温度下沸腾。这一特性对于维护反应堆的完整性和防止潜在事故至关重要。此外，primary coolant的成分也受到严格监控和控制。在许多反应堆中，冷却剂中会添加添加剂，以防止腐蚀并管理pH水平，这可能会影响反应堆的整体性能。primary coolant的化学性质是一个重要的研究领域，因为它直接影响反应堆组件的耐久性和可靠性。除了热管理能力外，primary coolant还充当辐射屏障。通过在反应堆中循环，它吸收了裂变反应中释放的一部分辐射，从而保护结构材料和在附近工作的人员。这个安全特性在核设施的设计和运行中至关重要。primary coolant的重要性不仅限于操作效率；它也是核电环境影响的关键因素。对primary coolant的适当管理和监控可以帮助最小化泄漏或污染的风险，这可能对人类健康和生态系统造成严重后果。因此，冷却剂技术和监测系统的进步正在不断发展，以增强安全性和性能。总之，primary coolant是核反应堆不可或缺的组成部分，对于其运行、安全性和效率至关重要。理解其性质和功能对于任何参与核工程或能源生产的人来说都是必不可少的。随着世界越来越多地转向核能作为一种更清洁的能源来源，primary coolant的角色将继续成为安全和可持续核技术发展的焦点。