thermal barrier

简明释义

热障

英英释义

例句

1.To improve energy efficiency, the building was designed with a thermal barrier 热障 in its walls.

为了提高能效，建筑的墙壁设计了热障。

2.The ceramic coating serves as a thermal barrier 热障 for jet engines, enhancing their performance and longevity.

陶瓷涂层作为喷气发动机的热障，提高了其性能和使用寿命。

3.In aerospace engineering, a thermal barrier 热障 is crucial for protecting spacecraft from extreme temperatures during re-entry.

在航空航天工程中，热障对保护航天器在再入过程中免受极端温度影响至关重要。

4.The thermal barrier 热障 in this refrigerator helps maintain a consistent internal temperature.

这款冰箱中的热障有助于保持内部温度的一致性。

5.The new insulation material acts as a thermal barrier 热障, preventing heat loss during winter.

新型绝缘材料充当一个热障，防止冬季的热量流失。

作文

In the field of materials science and engineering, the concept of a thermal barrier plays a critical role in enhancing the performance and longevity of various components. A thermal barrier is essentially a layer of material that is designed to insulate or protect an underlying surface from extreme temperatures. This technology is particularly significant in applications such as aerospace, automotive, and energy production, where high temperatures can lead to rapid degradation of materials. For instance, in jet engines, the components are subjected to intense heat generated during combustion. To combat this, engineers apply a thermal barrier coating to protect the metal parts from thermal stress and oxidation. These coatings not only help maintain the structural integrity of the components but also improve their efficiency by allowing them to operate at higher temperatures.The effectiveness of a thermal barrier depends on several factors, including the material's thermal conductivity, thickness, and the temperature gradient it must withstand. Common materials used for thermal barriers include ceramics, metals, and composites. Each of these materials has unique properties that make them suitable for specific applications. For example, ceramic thermal barriers are often used in environments where high temperatures are prevalent, due to their excellent resistance to heat and low thermal conductivity.Moreover, the development of advanced thermal barrier technologies has led to significant improvements in energy efficiency across various industries. In power plants, for instance, the use of thermal barriers in turbines can enhance performance by reducing heat loss, thereby maximizing energy output. This not only contributes to cost savings but also supports environmental sustainability by minimizing fuel consumption and emissions.In addition to industrial applications, thermal barriers are also relevant in everyday life. Building materials that incorporate thermal barrier technologies can improve energy efficiency in homes and commercial buildings. Insulation materials designed to reduce heat transfer can lead to lower energy bills and a more comfortable living environment. This is particularly important in regions with extreme weather conditions, where heating and cooling costs can be significant.As research continues, the future of thermal barriers looks promising. Innovations in nanotechnology and smart materials are paving the way for more effective solutions that can adapt to changing temperatures and conditions. These advancements could revolutionize how we approach thermal management in various fields, leading to safer and more efficient systems.In conclusion, the role of a thermal barrier cannot be overstated. It is an essential component in the design and operation of many systems that require protection from extreme temperatures. Whether in aerospace, energy production, or construction, thermal barriers enhance performance, increase durability, and promote energy efficiency. As technology progresses, we can expect to see even more sophisticated thermal barrier solutions that will continue to benefit both industry and society at large.

在材料科学和工程领域，热障的概念在提高各种组件的性能和使用寿命方面起着至关重要的作用。热障本质上是设计用来隔离或保护底层表面免受极端温度影响的一层材料。这项技术在航空航天、汽车和能源生产等应用中尤为重要，因为高温会导致材料的快速降解。例如，在喷气发动机中，组件在燃烧过程中会遭受产生的强烈热量。为了应对这一问题，工程师们在金属部件上涂覆热障涂层，以保护它们免受热应力和氧化的影响。这些涂层不仅有助于维持组件的结构完整性，还通过允许它们在更高温度下运行来提高效率。热障的有效性取决于多个因素，包括材料的热导率、厚度以及必须承受的温度梯度。常用于热障的材料包括陶瓷、金属和复合材料。这些材料各自具有独特的性能，使其适用于特定的应用。例如，陶瓷热障通常用于高温环境，因为它们具有优良的耐热性和低热导率。此外，先进的热障技术的发展已经在各个行业显著改善了能源效率。例如，在发电厂中，在涡轮机中使用热障可以通过减少热损失来提高性能，从而最大限度地提高能量输出。这不仅有助于节省成本，还通过最小化燃料消耗和排放来支持环境可持续性。除了工业应用，热障在日常生活中也相关。采用热障技术的建筑材料可以提高家庭和商业建筑的能源效率。设计用于减少热传递的绝缘材料可以降低能源账单，并创造更舒适的居住环境。这在气候条件极端的地区尤其重要，因为供暖和制冷成本可能会很高。随着研究的不断深入，热障的未来看起来充满希望。纳米技术和智能材料的创新正在为更有效的解决方案铺平道路，这些解决方案可以适应变化的温度和条件。这些进步可能会彻底改变我们在各个领域处理热管理的方法，从而导致更安全、更高效的系统。总之，热障的作用不可低估。它是设计和操作许多需要保护免受极端温度影响的系统的重要组成部分。无论是在航空航天、能源生产还是建筑中，热障都能提高性能、增加耐用性并促进能源效率。随着技术的进步，我们可以期待看到更复杂的热障解决方案，这些解决方案将继续造福于工业和社会整体。