trermoelectromotive force

简明释义

热电动势

英英释义

例句

1.The thermoelectromotive force 热电动势 generated by the thermocouple is used to measure temperature.

热电偶产生的热电动势 热电动势用于测量温度。

2.As the temperature difference increases, the thermoelectromotive force 热电动势 also increases.

随着温差的增加，热电动势 热电动势也会增加。

3.The efficiency of a thermoelectric device is often related to its thermoelectromotive force 热电动势 output.

热电设备的效率通常与其热电动势 热电动势输出有关。

4.In this experiment, we will calculate the thermoelectromotive force 热电动势 produced by different materials.

在这个实验中，我们将计算不同材料产生的热电动势 热电动势。

5.The thermoelectromotive force 热电动势 is essential for understanding how thermoelectric generators work.

理解热电发电机的工作原理时，热电动势 热电动势是必不可少的。

作文

The concept of thermoelectromotive force is fundamental in the study of thermoelectric phenomena. Essentially, thermoelectromotive force refers to the voltage generated when there is a temperature difference across two different conductive materials. This principle is widely utilized in various applications, such as thermocouples and thermoelectric generators. Understanding thermoelectromotive force not only enhances our knowledge of electrical engineering but also opens up new avenues for energy efficiency and renewable energy technologies.To grasp the significance of thermoelectromotive force, it is important to first understand the basics of thermoelectric effects. The Seebeck effect, which is the phenomenon that leads to thermoelectromotive force, occurs when two dissimilar metals are joined at two junctions, and a temperature gradient is established between these junctions. As one junction is heated while the other is kept cool, charge carriers in the materials move from the hot side to the cold side, resulting in a measurable voltage difference. This voltage is what we refer to as thermoelectromotive force.In practical terms, devices that utilize thermoelectromotive force can convert waste heat into electrical energy. For example, in industrial settings where high temperatures are common, thermoelectric generators can capture excess heat and transform it into usable power. This not only improves energy efficiency but also reduces the environmental impact by lowering greenhouse gas emissions.Moreover, the study of thermoelectromotive force has led to advancements in materials science. Researchers are constantly looking for new materials that exhibit high thermoelectric efficiency, which is characterized by a high thermoelectromotive force with minimal thermal conductivity. Materials like bismuth telluride and lead telluride have been extensively studied and used in commercial applications due to their favorable thermoelectric properties.The implications of thermoelectromotive force extend beyond just energy generation. In the field of electronics, it plays a crucial role in temperature measurement. Thermocouples, which are devices used to measure temperature, rely on the principles of thermoelectromotive force. By connecting two different metals and measuring the voltage produced, one can accurately determine the temperature at the junction. This application is vital in various industries, including manufacturing, aerospace, and medical fields.In conclusion, the understanding of thermoelectromotive force is essential for both theoretical and practical applications in science and engineering. It not only provides insights into the behavior of materials under thermal stress but also offers innovative solutions for energy conversion and temperature measurement. As research in this area continues to evolve, we can expect to see even more groundbreaking applications of thermoelectromotive force that will contribute to a more sustainable future. By harnessing the power of temperature differences, we can make significant strides toward enhancing energy efficiency and reducing our reliance on fossil fuels.

“热电动势”这一概念在热电现象的研究中是基础性的。基本上，“热电动势”指的是当两个不同导体材料之间存在温度差时所产生的电压。这个原理被广泛应用于各种场合，如热电偶和热电发电机。理解“热电动势”不仅增强了我们对电气工程的认识，还为能源效率和可再生能源技术开辟了新的途径。要理解“热电动势”的重要性，首先需要了解热电效应的基础知识。塞贝克效应是导致“热电动势”现象的原因，当两种不同的金属在两个接点连接时，如果在这些接点之间建立了温度梯度，就会发生这种现象。当一个接点被加热而另一个保持冷却时，材料中的载流子会从热侧移动到冷侧，从而产生可测量的电压差。这种电压就是我们所称的“热电动势”。在实际应用中，利用“热电动势”的设备能够将废热转化为电能。例如，在高温常见的工业环境中，热电发电机可以捕获多余的热量并将其转化为可用的电力。这不仅提高了能源效率，还通过降低温室气体排放来减少环境影响。此外，对“热电动势”的研究推动了材料科学的发展。研究人员不断寻找展现高热电效率的新材料，高热电效率的特征是具有高“热电动势”和最低的热导率。铋碲和铅碲等材料因其良好的热电性能而被广泛研究和应用于商业领域。“热电动势”的意义不仅限于能源生成。在电子学领域，它在温度测量中起着至关重要的作用。热电偶是一种用于测量温度的设备，依赖于“热电动势”的原理。通过连接两种不同的金属并测量产生的电压，可以准确地确定接点的温度。这一应用在制造、航空航天和医疗等多个行业中至关重要。总之，理解“热电动势”对于科学和工程的理论与实践应用都是必不可少的。它不仅提供了关于材料在热应力下行为的见解，还为能源转换和温度测量提供了创新解决方案。随着这一领域研究的不断发展，我们可以期待看到更多“热电动势”的突破性应用，为实现更可持续的未来做出贡献。通过利用温度差的力量，我们可以在提高能源效率和减少对化石燃料的依赖方面取得重大进展。