thermal breakdown

简明释义

热哗

英英释义

例句

1.The research focused on the thermal breakdown of materials under extreme temperatures.

研究集中在材料在极端温度下的热失效。

2.In high-performance engines, thermal breakdown can significantly reduce efficiency.

在高性能发动机中，热失效会显著降低效率。

3.Engineers are studying the thermal breakdown properties of new alloys for better performance.

工程师们正在研究新合金的热失效特性，以提高性能。

4.To prevent thermal breakdown, proper cooling systems must be installed.

为了防止热失效，必须安装适当的冷却系统。

5.The circuit experienced a thermal breakdown due to excessive heat, leading to a failure in the system.

由于过热，电路经历了热失效，导致系统故障。

作文

The phenomenon of thermal breakdown is critical to understanding the limitations of materials under extreme conditions. In engineering and material science, thermal breakdown refers to the degradation of a material's properties due to excessive heat exposure. This can lead to catastrophic failures in various applications, including electronics, aerospace, and automotive industries. For instance, when electronic components are subjected to high temperatures, the insulating materials can lose their effectiveness, leading to short circuits or even fires. The process of thermal breakdown often begins with the molecular structure of the material being altered, which affects its mechanical strength and thermal conductivity.In many cases, thermal breakdown occurs when the temperature exceeds the material's threshold limit. For example, in metals, prolonged exposure to high temperatures can result in grain growth, phase changes, or even melting. This is particularly important in industries where precision and reliability are paramount. Engineers must carefully consider the thermal properties of materials when designing components that will operate under high-temperature conditions.Moreover, the implications of thermal breakdown extend beyond just material failure. In the context of climate change, the increasing global temperatures pose a significant threat to infrastructure. Roads, bridges, and buildings are all susceptible to the effects of thermal breakdown, which can lead to structural failures and increased maintenance costs. As temperatures rise, the need for materials that can withstand higher thermal loads becomes more pressing.To mitigate the risks associated with thermal breakdown, researchers are continuously developing new materials and technologies. For example, advanced ceramics and composites are being engineered to resist high temperatures and maintain their integrity under stress. These innovations play a crucial role in enhancing the performance and safety of various systems. Furthermore, the use of thermal barriers and insulation can help protect sensitive components from the adverse effects of heat exposure.In conclusion, understanding thermal breakdown is essential for engineers and scientists working in fields that require reliable materials under extreme conditions. By recognizing the factors that contribute to this phenomenon, we can better design and select materials that will not only perform well but also endure the challenges posed by high temperatures. As technology continues to advance, addressing the challenges of thermal breakdown will be vital in ensuring the safety and longevity of our infrastructure and devices.

热失效现象对于理解材料在极端条件下的局限性至关重要。在工程和材料科学中，热失效指的是由于过度热暴露而导致材料性能降解的过程。这可能会导致电子、航空航天和汽车工业等各种应用中的灾难性故障。例如，当电子元件暴露在高温下时，绝缘材料可能失去其有效性，从而导致短路甚至火灾。热失效的过程通常始于材料的分子结构发生变化，这会影响其机械强度和导热性。在许多情况下，热失效发生在温度超过材料的阈值限制时。例如，在金属中，长期暴露于高温下可能导致晶粒生长、相变甚至熔化。这在需要精确和可靠性的行业中尤为重要。工程师在设计将在高温条件下运行的组件时，必须仔细考虑材料的热性能。此外，热失效的影响不仅仅局限于材料故障。在气候变化的背景下，全球气温的上升对基础设施构成了重大威胁。道路、桥梁和建筑物都容易受到热失效的影响，这可能导致结构故障和维护成本的增加。随着温度的上升，对能够承受更高热负荷的材料的需求变得愈发紧迫。为了减轻与热失效相关的风险，研究人员不断开发新材料和技术。例如，先进的陶瓷和复合材料正在被设计为抵抗高温并在压力下保持其完整性。这些创新在提升各种系统的性能和安全性方面发挥着至关重要的作用。此外，使用隔热材料和热屏障可以帮助保护敏感组件免受热暴露的不利影响。总之，理解热失效对于在需要可靠材料的极端条件下工作的工程师和科学家至关重要。通过认识到导致这种现象的因素，我们可以更好地设计和选择不仅能良好运行而且能经受高温挑战的材料。随着技术的不断进步，解决热失效带来的挑战将对确保我们基础设施和设备的安全与耐久性至关重要。