entire thermal resistance

简明释义

总热阻

英英释义

例句

1.To improve insulation, we need to reduce the entire thermal resistance 整体热阻 of the building.

为了改善绝缘，我们需要降低建筑的整体热阻。

2.The entire thermal resistance 整体热阻 of the system was analyzed during the performance testing phase.

在性能测试阶段，分析了系统的整体热阻。

3.The engineer calculated the entire thermal resistance 整体热阻 of the wall to ensure it met energy efficiency standards.

工程师计算了墙壁的整体热阻以确保其符合能效标准。

4.Understanding the entire thermal resistance 整体热阻 is crucial for designing efficient HVAC systems.

理解整体热阻对于设计高效的暖通空调系统至关重要。

5.By calculating the entire thermal resistance 整体热阻, we can identify areas that need better insulation.

通过计算整体热阻，我们可以识别出需要更好绝缘的区域。

作文

In the field of thermal engineering, understanding the concept of entire thermal resistance is crucial for designing efficient thermal systems. The term refers to the total resistance that a material or assembly offers against the flow of heat. This resistance is not only a function of the material properties but also depends on the geometry and boundary conditions of the system. Engineers and scientists often use entire thermal resistance to evaluate how well a particular setup can insulate or conduct heat, which is essential in various applications ranging from building construction to electronics cooling.To grasp the significance of entire thermal resistance, one must first understand its components. Thermal resistance can be broken down into conductive, convective, and radiative resistances. Conductive resistance arises from the material's inherent properties, such as thermal conductivity, thickness, and cross-sectional area. Convective resistance, on the other hand, occurs at the interface between a solid and a fluid, where heat transfer depends on the fluid's velocity and temperature difference. Finally, radiative resistance is related to the emission and absorption of thermal radiation, which becomes particularly important at high temperatures.When engineers design a thermal system, they must consider the entire thermal resistance to optimize performance. For instance, in building insulation, the goal is to minimize the entire thermal resistance to reduce heat loss during winter and heat gain during summer. This involves selecting materials with low thermal conductivity and ensuring proper installation to avoid gaps that could lead to increased convective losses.In electronics, managing the entire thermal resistance is vital for maintaining optimal operating temperatures for components like CPUs and GPUs. If the entire thermal resistance is too high, it can lead to overheating, resulting in reduced performance or even failure. Engineers use heat sinks, thermal interface materials, and active cooling solutions to lower the entire thermal resistance and ensure that heat is effectively dissipated away from sensitive components.Moreover, the concept of entire thermal resistance is not limited to passive systems; it also plays a significant role in active thermal management strategies. For example, in thermal energy storage systems, understanding the entire thermal resistance allows for better design of heat exchangers and storage tanks to maximize efficiency and minimize energy losses.In summary, the concept of entire thermal resistance is fundamental to thermal engineering and is applicable in various fields. By analyzing and optimizing the entire thermal resistance of a system, engineers can enhance energy efficiency, improve performance, and ensure the reliability of thermal systems. As technology continues to advance, the importance of mastering the principles behind entire thermal resistance will only grow, making it an essential area of study for future engineers and scientists.

在热工程领域，理解整个热阻的概念对于设计高效的热系统至关重要。这个术语指的是材料或组件对热流的总阻力。这种阻力不仅取决于材料的性质，还依赖于系统的几何形状和边界条件。工程师和科学家常常使用整个热阻来评估特定设置如何隔热或导热，这在建筑施工到电子冷却等各种应用中都是必不可少的。要掌握整个热阻的重要性，首先必须理解其组成部分。热阻可以分为导热、对流和辐射阻力。导热阻力来源于材料的固有性质，如热导率、厚度和横截面积。另一方面，对流阻力发生在固体与流体之间的界面，热传递取决于流体的速度和温差。最后，辐射阻力与热辐射的发射和吸收有关，这在高温下尤为重要。当工程师设计热系统时，他们必须考虑整个热阻以优化性能。例如，在建筑绝缘中，目标是最小化整个热阻，以减少冬季的热损失和夏季的热增益。这涉及选择低热导率的材料，并确保正确安装以避免可能导致对流损失增加的间隙。在电子设备中，管理整个热阻对于保持组件（如CPU和GPU）的最佳工作温度至关重要。如果整个热阻过高，可能会导致过热，从而降低性能甚至导致故障。工程师使用散热器、热界面材料和主动冷却解决方案来降低整个热阻，确保热量有效地从敏感组件中散发出去。此外，整个热阻的概念不仅限于被动系统；它在主动热管理策略中也发挥着重要作用。例如，在热能存储系统中，理解整个热阻可以更好地设计换热器和储罐，以最大化效率并最小化能量损失。总之，整个热阻的概念是热工程的基础，并适用于各个领域。通过分析和优化系统的整个热阻，工程师可以提高能源效率，改善性能，并确保热系统的可靠性。随着技术的不断进步，掌握整个热阻背后的原理的重要性只会增加，使其成为未来工程师和科学家的一个重要研究领域。