thermal lifetime

简明释义

热中子寿期

英英释义

例句

1.Engineers must consider the thermal lifetime when designing components that will be exposed to extreme heat.

工程师在设计将暴露于极端热量的部件时，必须考虑热寿命。

2.The thermal lifetime of this material is crucial for its performance in high-temperature applications.

这种材料的热寿命对于其在高温应用中的性能至关重要。

3.To improve the thermal lifetime of solar panels, manufacturers are using advanced materials.

为了提高太阳能电池板的热寿命，制造商正在使用先进材料。

4.The thermal lifetime of electronic devices can significantly affect their reliability.

电子设备的热寿命会显著影响其可靠性。

5.Research shows that the thermal lifetime of batteries decreases at higher temperatures.

研究表明，电池的热寿命在高温下会降低。

作文

In the realm of physics and engineering, the concept of thermal lifetime plays a crucial role in understanding the longevity and durability of materials under thermal stress. The term thermal lifetime refers to the duration that a material can withstand high temperatures before it begins to degrade or lose its structural integrity. This characteristic is particularly important in industries such as aerospace, automotive, and electronics, where components are often exposed to extreme heat conditions.Materials are subjected to various forms of stress in their operational environments, and thermal stress is one of the most significant factors that can lead to failure. When a material is heated, it expands, and upon cooling, it contracts. This cycle of expansion and contraction can create internal stresses that may eventually cause cracks or other forms of damage. Understanding the thermal lifetime of a material allows engineers to predict how long a component will last under specific thermal conditions, thereby ensuring safety and reliability.For instance, in the aerospace industry, engine components are exposed to incredibly high temperatures during operation. The thermal lifetime of these materials must be carefully calculated to ensure that they can endure the heat generated without failing. If a component fails due to inadequate thermal lifetime, the consequences could be catastrophic, leading to engine failure and potentially endangering lives.Similarly, in electronics, the thermal lifetime of semiconductors is critical. As electronic devices become more powerful, they generate more heat. If the materials used in these devices do not have an adequate thermal lifetime, they may fail prematurely, leading to device malfunction and loss of data. Engineers must select materials with suitable thermal lifetime characteristics to ensure that the devices operate efficiently over their intended lifespan.To accurately determine the thermal lifetime of a material, scientists conduct various tests and simulations. These may include thermal cycling tests, where the material is repeatedly heated and cooled to observe how it behaves under stress. Additionally, advanced modeling techniques can predict how materials will respond to thermal loads over time. By combining experimental data with computational models, researchers can develop a comprehensive understanding of a material's thermal lifetime.In conclusion, the concept of thermal lifetime is essential for engineers and scientists working with materials that are exposed to high temperatures. It informs the design and selection of materials in various industries, ensuring safety, reliability, and performance. As technology continues to advance, the importance of understanding thermal lifetime will only grow, highlighting the need for ongoing research and development in this field. By prioritizing the study of thermal lifetime, we can enhance the durability of materials and improve the overall performance of products across multiple sectors.

在物理和工程领域，热寿命的概念在理解材料在热应力下的耐久性和持久性方面起着至关重要的作用。术语热寿命指的是材料在开始降解或失去其结构完整性之前能够承受高温的持续时间。这个特性在航空航天、汽车和电子等行业中尤为重要，因为这些组件常常暴露在极端的热条件下。材料在其操作环境中会受到各种形式的应力，而热应力是导致故障的最重要因素之一。当材料被加热时，它会膨胀，而在冷却时则会收缩。这种膨胀和收缩的循环可能会产生内部应力，最终导致裂缝或其他形式的损坏。理解材料的热寿命使工程师能够预测组件在特定热条件下的使用寿命，从而确保安全性和可靠性。例如，在航空航天行业，发动机组件在运行过程中会暴露于极高的温度下。这些材料的热寿命必须经过仔细计算，以确保它们能够承受产生的热量而不发生故障。如果由于热寿命不足而导致组件故障，后果可能是灾难性的，导致发动机故障，甚至危及生命。同样，在电子产品中，半导体的热寿命至关重要。随着电子设备变得越来越强大，它们产生的热量也越来越多。如果这些设备中使用的材料没有足够的热寿命，它们可能会过早失效，导致设备故障和数据丢失。工程师必须选择具有合适热寿命特性的材料，以确保设备在预期的使用寿命内有效运行。为了准确确定材料的热寿命，科学家进行各种测试和模拟。这些可能包括热循环测试，其中材料被反复加热和冷却，以观察其在应力下的表现。此外，先进的建模技术可以预测材料在时间上的热负荷反应。通过将实验数据与计算模型相结合，研究人员可以全面了解材料的热寿命。总之，热寿命的概念对于与暴露于高温的材料打交道的工程师和科学家至关重要。它为各行业的材料设计和选择提供了指导，确保安全、可靠和性能。随着技术的不断进步，理解热寿命的重要性只会增加，这突显了在这一领域继续进行研究和发展的必要性。通过优先研究热寿命，我们可以增强材料的耐久性，提高多个领域产品的整体性能。