moving coil voltmeter

简明释义

动圈式伏特计

英英释义

例句

1.The moving coil voltmeter is ideal for measuring low DC voltages.

对于测量低直流电压，移动线圈电压表是理想的选择。

2.For accurate readings, ensure that the moving coil voltmeter is properly calibrated.

为了获得准确的读数，请确保移动线圈电压表已正确校准。

3.In the lab, we rely on the moving coil voltmeter for precise voltage measurements.

在实验室中，我们依赖移动线圈电压表进行精确的电压测量。

4.The technician used a moving coil voltmeter to measure the voltage across the circuit.

技术员使用移动线圈电压表测量电路中的电压。

5.When troubleshooting electrical circuits, a moving coil voltmeter can help identify issues.

在排查电气故障时，移动线圈电压表可以帮助识别问题。

作文

The moving coil voltmeter is a widely used instrument for measuring electrical potential difference, or voltage, in various applications. Understanding the principles behind this device can enhance our knowledge of electrical measurements and their significance in both theoretical and practical contexts. This essay will explore the working mechanism of the moving coil voltmeter, its advantages, and its relevance in modern technology.At its core, the moving coil voltmeter operates on the principle of electromagnetism. It consists of a coil of wire suspended in a magnetic field. When an electric current flows through the coil, it generates a magnetic field that interacts with the external magnetic field, causing the coil to rotate. The degree of rotation is proportional to the voltage being measured. This simple yet effective design allows for accurate readings of voltage levels across various circuits.One of the key advantages of the moving coil voltmeter is its sensitivity. Due to its construction, it can detect small changes in voltage, making it ideal for laboratory settings where precision is crucial. Additionally, the moving coil voltmeter provides a linear response, meaning that the scale is uniform and easy to read. This characteristic is particularly beneficial for engineers and technicians who require reliable measurements for troubleshooting and circuit design.Furthermore, the moving coil voltmeter is known for its durability and longevity. Unlike digital voltmeters, which may be susceptible to electronic malfunctions, the mechanical nature of the moving coil voltmeter makes it less prone to failure. As a result, many professionals prefer using this device in environments where reliability is paramount.In terms of applications, the moving coil voltmeter is utilized in various fields, including electronics, telecommunications, and power generation. For instance, in the telecommunications industry, it is essential for testing signal strength and ensuring proper functioning of equipment. Similarly, in power generation, the moving coil voltmeter helps monitor voltage levels to maintain safety and efficiency in operations.Moreover, with the advent of new technologies, the moving coil voltmeter has also found its place in educational settings. Students learning about electricity and magnetism can benefit from hands-on experience with this device, allowing them to visualize the principles they study in textbooks. By observing how the moving coil voltmeter reacts to different voltage levels, learners can gain a deeper understanding of electrical concepts.In conclusion, the moving coil voltmeter is an essential tool in the field of electrical measurement. Its operating principles rooted in electromagnetism, combined with its sensitivity, durability, and wide range of applications, make it a preferred choice for professionals and educators alike. As technology continues to advance, the importance of understanding traditional instruments like the moving coil voltmeter remains significant, ensuring that we appreciate the foundational concepts of electrical engineering that have shaped modern innovations.

移动线圈电压表是一种广泛应用于测量电势差或电压的仪器，适用于各种应用场景。理解该设备背后的原理可以增强我们对电气测量及其在理论和实践中的重要性的认识。本文将探讨移动线圈电压表的工作机制、其优点以及在现代技术中的相关性。移动线圈电压表的核心原理是电磁学。它由一根悬挂在磁场中的线圈组成。当电流通过线圈时，会产生一个与外部磁场相互作用的磁场，从而导致线圈旋转。旋转的程度与被测电压成正比。这种简单而有效的设计使得能够准确读取各种电路中的电压水平。移动线圈电压表的一个关键优势是其灵敏度。由于其结构，它可以检测到电压的小变化，使其成为实验室环境中对精度要求极高的理想选择。此外，移动线圈电压表提供线性响应，意味着刻度均匀且易于读取。这一特性对于需要可靠测量以进行故障排除和电路设计的工程师和技术人员尤为重要。此外，移动线圈电压表因其耐用性和长寿命而受到青睐。与可能容易出现电子故障的数字电压表不同，移动线圈电压表的机械性质使其不易发生故障。因此，许多专业人士更喜欢在需要可靠性的环境中使用该设备。在应用方面，移动线圈电压表广泛应用于电子、电信和发电等多个领域。例如，在电信行业，它对于测试信号强度和确保设备正常运行至关重要。同样，在发电领域，移动线圈电压表有助于监测电压水平，以维持操作的安全性和效率。此外，随着新技术的出现，移动线圈电压表也在教育环境中找到了自己的位置。学习电力和磁性原理的学生可以通过动手操作该设备受益，帮助他们可视化课本中学习的原理。通过观察移动线圈电压表对不同电压水平的反应，学习者可以深入理解电气概念。总之，移动线圈电压表是电气测量领域的一种重要工具。其基于电磁学的工作原理，加上其灵敏度、耐用性和广泛的应用范围，使其成为专业人士和教育工作者的首选。随着技术的不断进步，理解传统仪器如移动线圈电压表的重要性依然显著，确保我们能够欣赏塑造现代创新的电气工程基础概念。