induction coil

简明释义

感应线圈

英英释义

例句

1.To test the induction coil, we measured the output voltage under different load conditions.

为了测试感应线圈，我们在不同负载条件下测量了输出电压。

2.The heating element in the cooktop uses an induction coil to directly heat the pot.

灶具中的加热元件使用感应线圈直接加热锅具。

3.In the laboratory, we used an induction coil to generate high-frequency electromagnetic fields for our experiments.

在实验室中，我们使用感应线圈产生高频电磁场用于实验。

4.The engineer designed a new type of induction coil to improve energy efficiency in electric vehicles.

工程师设计了一种新型的感应线圈以提高电动车的能效。

5.The induction coil is essential in wireless charging systems for smartphones.

感应线圈在智能手机的无线充电系统中至关重要。

作文

The concept of the induction coil is fundamental in the field of electrical engineering and physics. An induction coil is a type of transformer used to produce high-voltage electricity from a low-voltage source. It operates on the principle of electromagnetic induction, which was discovered by Michael Faraday in the 19th century. This principle states that a change in magnetic field within a coil of wire induces an electromotive force (EMF) in the wire. In practical terms, an induction coil consists of two coils of wire: a primary coil and a secondary coil. The primary coil is connected to a low-voltage power source, while the secondary coil is where the high voltage is generated. When current flows through the primary coil, it creates a magnetic field around it. This magnetic field then induces a current in the secondary coil, which can be significantly higher in voltage than that in the primary coil.The applications of induction coils are vast and varied. One of the most common uses is in spark gaps and ignition systems for internal combustion engines. In these systems, the induction coil generates a high-voltage spark that ignites the fuel-air mixture, enabling the engine to run. Additionally, induction coils are also used in various types of scientific experiments, such as generating high-voltage arcs for demonstrations in physics classes.Furthermore, induction coils have played a significant role in the development of early radio technology. They were utilized in spark-gap transmitters, which were essential in the early days of wireless communication. The ability to generate high voltages allowed for the transmission of radio waves over long distances, paving the way for modern telecommunications.Despite their historical significance, the principles behind induction coils continue to be relevant today. Modern technologies, including induction heating and wireless charging, rely on similar concepts of electromagnetic induction. For example, induction cooktops use electromagnetic fields to heat cookware directly, providing an efficient cooking method without direct contact with flames or hot surfaces.In conclusion, the induction coil is a remarkable invention that has had a profound impact on various fields, from automotive engineering to telecommunications and even cooking. Its ability to transform low-voltage electricity into high-voltage energy showcases the incredible potential of electromagnetic induction. Understanding the workings of an induction coil not only highlights the ingenuity of early inventors but also demonstrates the ongoing relevance of these principles in contemporary technology. As we continue to advance in electrical engineering and physics, the legacy of the induction coil will undoubtedly remain a cornerstone of innovation and discovery.

感应线圈的概念在电气工程和物理学领域中是基本的。induction coil是一种变压器，用于从低电压源产生高电压电力。它的工作原理基于电磁感应，这一原理是由迈克尔·法拉第在19世纪发现的。该原理指出，磁场在一根线圈内变化时，会在该线圈中感应出电动势（EMF）。在实际应用中，induction coil由两根线圈组成：初级线圈和次级线圈。初级线圈连接到低电压电源，而次级线圈则用于生成高电压。当电流流过初级线圈时，它会在周围形成一个磁场。这个磁场随后在次级线圈中感应出电流，其电压可以显著高于初级线圈中的电压。induction coils的应用广泛多样。其中一个最常见的用途是在内燃机的火花间隙和点火系统中。在这些系统中，induction coil产生的高电压火花点燃燃料-空气混合物，使发动机能够运转。此外，induction coils还用于各种科学实验，例如在物理课上生成高电压电弧以进行演示。此外，induction coils在早期无线电技术的发展中发挥了重要作用。它们被用于火花间隙发射器，这在无线通信的早期阶段至关重要。生成高电压的能力使得无线电波能够在长距离上传播，为现代电信铺平了道路。尽管它们具有历史意义，但induction coils背后的原理在今天仍然相关。现代技术，包括感应加热和无线充电，依赖于类似的电磁感应概念。例如，感应炉使用电磁场直接加热炊具，提供了一种高效的烹饪方法，而无需与火焰或热表面直接接触。总之，induction coil是一项非凡的发明，对多个领域产生了深远的影响，从汽车工程到电信，甚至烹饪。它将低电压电力转化为高电压能量的能力展示了电磁感应的巨大潜力。理解induction coil的工作原理不仅突显了早期发明者的聪明才智，也展示了这些原理在当代技术中的持续相关性。随着我们在电气工程和物理学方面的不断进步，induction coil的遗产无疑将继续成为创新和发现的基石。