moving iron instrument

简明释义

磁电式测量仪表

英英释义

例句

1.The technician calibrated the moving iron instrument to ensure accurate measurements.

技术人员校准了动铁仪器以确保测量准确。

2.For accurate power measurement, we rely on a moving iron instrument.

为了准确测量功率，我们依赖于动铁仪器。

3.The moving iron instrument is essential for monitoring voltage levels in the circuit.

在电路中，动铁仪器对于监测电压水平至关重要。

4.He explained how a moving iron instrument works during the physics lecture.

他在物理课上解释了动铁仪器的工作原理。

5.In the laboratory, we use a moving iron instrument to measure electrical currents.

在实验室中，我们使用动铁仪器来测量电流。

作文

The world of electrical engineering is filled with various instruments that help us measure and analyze electrical quantities. One such instrument that has been widely used for many years is the moving iron instrument. This device plays a crucial role in the measurement of current and voltage in electrical circuits. Understanding how it works and its applications can provide valuable insights into the field of electrical engineering.A moving iron instrument operates on the principle of magnetic attraction. It consists of a coil of wire and a movable iron piece. When an electric current passes through the coil, it generates a magnetic field that attracts the iron piece. The amount of deflection of this iron piece is proportional to the strength of the current flowing through the coil. This simple yet effective mechanism allows for the measurement of alternating current (AC) and direct current (DC).One of the significant advantages of using a moving iron instrument is its ability to measure both AC and DC without requiring any complex modifications. This versatility makes it a popular choice among engineers and technicians. Additionally, these instruments are relatively robust and can withstand harsh environmental conditions, making them suitable for various industrial applications.In practical terms, a moving iron instrument can be found in many settings, from power plants to laboratories. For instance, in a power plant, engineers use these instruments to monitor the performance of generators and transformers. By keeping track of the current and voltage levels, they can ensure that the equipment operates efficiently and safely. In laboratories, students and researchers utilize moving iron instruments to conduct experiments related to electricity and magnetism, helping them understand fundamental concepts in physics.Despite the emergence of digital measuring devices, the moving iron instrument remains relevant due to its simplicity and reliability. Digital multimeters and oscilloscopes have become popular in recent years, but they often require batteries or external power sources. In contrast, a moving iron instrument can operate independently without the need for additional power, making it a practical tool in situations where access to electricity is limited.Furthermore, the moving iron instrument is not just limited to measuring electrical quantities. It also serves as an educational tool, helping students grasp the principles of electromagnetism and circuit theory. By observing the deflection of the moving iron piece in response to varying currents, students can visualize the relationship between electricity and magnetism, reinforcing their understanding of these fundamental concepts.In conclusion, the moving iron instrument is a vital tool in the field of electrical engineering. Its ability to measure both AC and DC, along with its robustness and simplicity, make it an enduring choice for professionals and educators alike. As technology continues to evolve, it is essential to appreciate the historical significance and ongoing relevance of instruments like the moving iron instrument in our understanding of electrical phenomena. Whether in industrial applications or educational settings, this instrument will continue to play a crucial role in shaping our knowledge of electricity and magnetism.

电气工程的世界充满了各种仪器，这些仪器帮助我们测量和分析电气量。其中一种被广泛使用的仪器是动铁仪表。该设备在电路中测量电流和电压方面发挥着至关重要的作用。理解它的工作原理及其应用可以为电气工程领域提供宝贵的见解。动铁仪表的工作原理基于磁性吸引。它由一圈导线和一个可移动的铁块组成。当电流通过线圈时，会产生一个磁场，吸引铁块。铁块的偏转量与流经线圈的电流强度成正比。这种简单而有效的机制使得能够测量交流电（AC）和直流电（DC）。使用动铁仪表的一个显著优点是它能够在不需要任何复杂修改的情况下测量AC和DC。这种多功能性使其成为工程师和技术人员的热门选择。此外，这些仪器相对坚固，可以承受恶劣的环境条件，使其适合各种工业应用。在实际应用中，动铁仪表可以在许多场合中找到，从发电厂到实验室。例如，在发电厂，工程师使用这些仪器监测发电机和变压器的性能。通过跟踪电流和电压水平，他们可以确保设备高效且安全地运行。在实验室中，学生和研究人员利用动铁仪表进行与电力和磁性相关的实验，帮助他们理解物理学中的基本概念。尽管数字测量设备的出现使得动铁仪表仍然保持相关性，因其简单性和可靠性。数字万用表和示波器近年来变得流行，但它们通常需要电池或外部电源。相比之下，动铁仪表可以独立操作，无需额外的电源，这使其在电力供应有限的情况下成为实用工具。此外，动铁仪表不仅限于测量电气量。它还作为教育工具，帮助学生掌握电磁学和电路理论的原理。通过观察移动铁块在不同电流作用下的偏转，学生可以直观地理解电与磁之间的关系，加强对这些基本概念的理解。总之，动铁仪表是电气工程领域的重要工具。它能够同时测量AC和DC，加上其坚固性和简单性，使其成为专业人士和教育工作者的持久选择。随着技术的不断发展，欣赏像动铁仪表这样的仪器在我们理解电气现象中的历史重要性和持续相关性是至关重要的。无论是在工业应用还是教育环境中，这种仪器将继续在塑造我们对电和磁的知识中发挥重要作用。