moving iron instrument

简明释义

动铁式测量仪表

英英释义

例句

1.In our physics lab, we used a moving iron instrument to demonstrate the principles of electromagnetism.

在我们的物理实验室，我们使用动铁仪器来演示电磁学的原理。

2.The moving iron instrument is essential for measuring AC voltage in various electrical applications.

在各种电气应用中，动铁仪器对于测量交流电压至关重要。

3.The technician calibrated the moving iron instrument to ensure accurate readings of the electrical current.

技术员校准了动铁仪器以确保电流读数的准确性。

4.The moving iron instrument can be found in many older electrical devices, still functioning effectively.

许多旧电气设备中都可以找到动铁仪器，并且仍然有效地工作。

5.He explained how a moving iron instrument works during his presentation on electrical measurement tools.

在他关于电气测量工具的演示中，他解释了动铁仪器的工作原理。

作文

The world of electrical measurement is vast and complex, yet it is essential for both industrial and domestic applications. One of the most prominent devices used in this field is the moving iron instrument, which has been a staple in electrical engineering for decades. Understanding how this instrument works and its significance can enhance our appreciation of electrical measurements.A moving iron instrument is primarily used to measure alternating current (AC) and direct current (DC). The fundamental principle behind its operation is based on the interaction between magnetic fields and electric currents. When an electric current passes through a coil within the instrument, it generates a magnetic field. This magnetic field then exerts a force on a piece of iron that is free to move. The resulting movement is proportional to the strength of the current flowing through the coil, allowing for accurate measurement.One of the key advantages of using a moving iron instrument is its simplicity and reliability. Unlike more complex electronic measuring devices, moving iron instruments do not require sophisticated circuits or components. This makes them particularly useful in environments where durability and ease of use are paramount. For example, in industrial settings, these instruments can withstand harsh conditions without compromising their accuracy.Moreover, moving iron instruments are versatile. They can be used not only for measuring current but also for voltage and power. This adaptability makes them invaluable tools for electricians and engineers who need reliable measurements in various situations. Additionally, these instruments can be found in different forms, including ammeters, voltmeters, and wattmeters, each tailored for specific measurements.Despite the rise of digital technology and advanced measuring devices, the moving iron instrument remains relevant. Many professionals still prefer these instruments for their straightforward operation and analog display, which some argue provides a more intuitive understanding of electrical values. Furthermore, in educational settings, they serve as excellent teaching tools, helping students grasp fundamental concepts in electricity and magnetism.However, it is essential to recognize the limitations of moving iron instruments. While they are effective for many applications, they may not provide the precision required for high-end electrical engineering tasks. In such cases, digital multimeters or other advanced measuring devices may be more appropriate. Nonetheless, the enduring presence of moving iron instruments in the market highlights their importance and reliability.In conclusion, the moving iron instrument is a vital component of the electrical measurement landscape. Its simple design, reliability, and versatility make it a preferred choice for many professionals in the field. As we continue to advance technologically, it is crucial to remember the foundational tools that have paved the way for modern innovations. The moving iron instrument exemplifies how traditional methods can coexist with new technologies, providing a bridge between the past and the future of electrical measurement.

电气测量的世界广阔而复杂，但它对工业和家庭应用至关重要。在这个领域中，最显著的设备之一是动铁仪器，几十年来一直是电气工程的基石。理解这一仪器的工作原理及其重要性，可以增强我们对电气测量的欣赏。动铁仪器主要用于测量交流电（AC）和直流电（DC）。其操作的基本原理基于磁场与电流之间的相互作用。当电流通过仪器中的线圈时，会产生一个磁场。这个磁场随后对一块自由移动的铁块施加力。产生的运动与流经线圈的电流强度成正比，从而实现准确测量。使用动铁仪器的一个主要优点是其简单性和可靠性。与更复杂的电子测量设备不同，动铁仪器不需要复杂的电路或组件。这使得它们在需要耐用性和易用性的环境中尤为有用。例如，在工业环境中，这些仪器能够承受恶劣条件而不会影响其准确性。此外，动铁仪器具有多功能性。它们不仅可以用于测量电流，还可以测量电压和功率。这种适应性使它们成为电工和工程师在各种情况下需要可靠测量的宝贵工具。此外，这些仪器可以以不同形式出现，包括安培计、伏特计和瓦特计，每种仪器都针对特定的测量进行了优化。尽管数字技术和先进测量设备的崛起，动铁仪器仍然保持相关性。许多专业人士仍然更喜欢这些仪器，因为其操作简单且模拟显示屏提供了更直观的电气值理解。此外，在教育环境中，它们作为优秀的教学工具，帮助学生掌握电和磁的基本概念。然而，重要的是要认识到动铁仪器的局限性。虽然它们在许多应用中有效，但可能无法提供高端电气工程任务所需的精确度。在这种情况下，数字万用表或其他先进测量设备可能更为合适。然而，动铁仪器在市场上持久存在，突显了它们的重要性和可靠性。总之，动铁仪器是电气测量领域的重要组成部分。其简单的设计、可靠性和多功能性使其成为许多专业人士的首选。随着技术的不断进步，我们必须记住那些为现代创新铺平道路的基础工具。动铁仪器体现了传统方法如何与新技术共存，为电气测量的过去和未来提供了桥梁。