pressure tube reactor

简明释义

压力管式反应堆

英英释义

例句

1.The design of the pressure tube reactor 压力管反应堆 allows for higher efficiency in nuclear power generation.

这种压力管反应堆 压力管反应堆的设计使得核电生产的效率更高。

2.In Canada, many plants utilize the pressure tube reactor 压力管反应堆 technology for their CANDU reactors.

在加拿大，许多工厂利用压力管反应堆 压力管反应堆技术来建造CANDU反应堆。

3.The pressure tube reactor 压力管反应堆 concept was first developed in the 1960s.

压力管反应堆 压力管反应堆概念首次是在1960年代开发的。

4.Engineers are conducting tests to improve the lifespan of the pressure tube reactor 压力管反应堆 components.

工程师正在进行测试，以提高压力管反应堆 压力管反应堆组件的使用寿命。

5.The pressure tube reactor 压力管反应堆 is known for its ability to operate at low pressure, which enhances safety.

压力管反应堆 压力管反应堆以其在低压下运行的能力而闻名，这增强了安全性。

作文

The development of nuclear energy has been a significant milestone in the quest for sustainable and efficient power generation. Among the various technologies utilized in nuclear reactors, the pressure tube reactor stands out due to its unique design and operational advantages. A pressure tube reactor (压力管反应堆) is characterized by its use of multiple pressure tubes that house the nuclear fuel and coolant separately from the reactor core. This design allows for a more efficient heat transfer process and enhances safety measures compared to traditional reactor designs.One of the primary benefits of the pressure tube reactor is its ability to operate at lower pressures, which reduces the risk of catastrophic failures. In conventional pressurized water reactors, high pressure is required to keep the water in a liquid state, which can lead to dangerous situations if there is a malfunction. However, the pressure tube reactor mitigates this risk by allowing the coolant to flow through the separate tubes under lower pressure, while still providing effective cooling to the reactor core.Furthermore, the modular nature of the pressure tube reactor allows for incremental upgrades and maintenance without the need for complete shutdowns. This flexibility is particularly advantageous for energy providers as it minimizes downtime and maximizes output. In addition, the pressure tube reactor can utilize natural uranium as fuel, which is abundant and less expensive than enriched uranium used in other reactor types. This factor contributes to the overall cost-effectiveness of nuclear energy derived from this technology.Safety is another critical aspect where the pressure tube reactor excels. The design inherently provides multiple safety barriers, including the physical separation of the coolant and fuel. In case of an emergency, the reactor can be designed to shut down automatically, preventing any potential release of radioactive materials. Moreover, the pressure tube reactor operates with a negative temperature coefficient, meaning that as the temperature rises, the reaction rate decreases, further enhancing safety under abnormal conditions.Despite these advantages, the pressure tube reactor is not without its challenges. The initial construction costs can be high, and the technology requires skilled personnel for operation and maintenance. Additionally, public perception of nuclear energy remains a hurdle, with concerns about safety and environmental impact still prevalent in many communities. Education and transparent communication about the safety features of the pressure tube reactor can help alleviate some of these concerns.In conclusion, the pressure tube reactor represents a promising advancement in nuclear technology, offering numerous benefits such as enhanced safety, efficiency, and cost-effectiveness. As the world seeks to transition towards cleaner energy sources, the role of nuclear power, particularly through innovations like the pressure tube reactor, will likely become increasingly important. By addressing the challenges associated with this technology and fostering public trust, we can harness the full potential of nuclear energy to meet our future energy demands sustainably.

核能的发展是寻求可持续和高效发电的重要里程碑。在核反应堆中使用的各种技术中，压力管反应堆因其独特的设计和操作优势而脱颖而出。压力管反应堆（pressure tube reactor）以多个压力管为特征，这些压力管将核燃料和冷却剂与反应堆核心分开。这种设计允许更有效的热传递过程，并增强了与传统反应堆设计相比的安全措施。压力管反应堆的主要优点之一是它能够在较低的压力下运行，从而减少灾难性故障的风险。在常规的压水反应堆中，需要高压来保持水的液态，这在发生故障时可能导致危险情况。然而，压力管反应堆通过允许冷却剂在较低压力下流动，同时仍然有效地冷却反应堆核心，从而减轻了这一风险。此外，压力管反应堆的模块化特性允许逐步升级和维护，而无需完全停机。这种灵活性对能源供应商尤其有利，因为它最小化了停机时间并最大限度地提高了产量。此外，压力管反应堆可以使用天然铀作为燃料，天然铀丰富且比其他反应堆类型使用的浓缩铀便宜。这一因素有助于提高由该技术产生的核能的整体成本效益。安全性是压力管反应堆表现出色的另一个关键方面。该设计本质上提供了多重安全屏障，包括冷却剂和燃料的物理分离。在紧急情况下，反应堆可以设计为自动关闭，从而防止任何放射性物质的潜在释放。此外，压力管反应堆在温度升高时反应速率下降，具有负温度系数，进一步增强了在异常情况下的安全性。尽管有这些优点，压力管反应堆也面临一些挑战。初始建设成本可能很高，而且该技术需要熟练的人员进行操作和维护。此外，公众对核能的看法仍然是一个障碍，对安全性和环境影响的担忧在许多社区中仍然存在。关于压力管反应堆安全特性的教育和透明沟通可以帮助缓解这些担忧。总之，压力管反应堆代表了核技术的有希望的进步，提供了众多好处，如增强的安全性、效率和成本效益。随着世界寻求向更清洁的能源来源过渡，核电的作用，特别是通过像压力管反应堆这样的创新，可能变得越来越重要。通过解决与该技术相关的挑战并促进公众信任，我们可以充分利用核能的潜力，以可持续的方式满足未来的能源需求。