deflecting coil

简明释义

偏转线圈

英英释义

例句

1.The technician replaced the faulty deflecting coil to restore functionality to the system.

技术人员更换了故障的偏转线圈，以恢复系统的功能。

2.By increasing the current, we can enhance the magnetic field produced by the deflecting coil.

通过增加电流，我们可以增强偏转线圈产生的磁场。

3.The deflecting coil in the oscilloscope helps visualize the waveforms accurately.

示波器中的偏转线圈有助于准确地可视化波形。

4.In the experiment, the deflecting coil was crucial for directing the particle beam.

在实验中，偏转线圈对于引导粒子束至关重要。

5.The engineer adjusted the settings on the device to optimize the performance of the deflecting coil.

工程师调整了设备的设置，以优化偏转线圈的性能。

作文

In the realm of physics and engineering, the term deflecting coil refers to a crucial component used in various devices that manipulate electromagnetic fields. These coils are integral to the functioning of devices such as galvanometers, oscilloscopes, and certain types of sensors. The primary purpose of a deflecting coil is to create a magnetic field when an electric current passes through it, which then interacts with an existing magnetic field to produce a force that causes movement or deflection of a pointer or beam. This principle is fundamental in many measurement instruments where precise readings are necessary.To understand the significance of the deflecting coil, one must first grasp the basics of electromagnetism. When an electric current flows through a conductor, it generates a magnetic field around it. In the case of a deflecting coil, this coil is usually wound in a circular or rectangular shape to maximize the magnetic field's strength. The interaction between this generated magnetic field and an external magnetic field leads to the deflection of a needle or a beam of light, depending on the device's design.For instance, in a galvanometer, which measures electric current, the deflecting coil is positioned within a magnetic field created by permanent magnets. As current flows through the coil, the resulting magnetic field interacts with the external field, causing the coil to rotate. This rotation moves a pointer across a calibrated scale, providing a visual representation of the current's magnitude. The accuracy of this measurement heavily relies on the properties of the deflecting coil, including its resistance, inductance, and the number of turns in the coil.The concept of the deflecting coil extends beyond simple measurements. In oscilloscopes, which visualize electrical signals, these coils play a vital role in directing the electron beam onto the screen. By controlling the deflection of the beam, engineers can observe waveforms and analyze signal characteristics in real-time. This functionality is essential for troubleshooting electronic circuits and ensuring the proper operation of various devices.Moreover, the deflecting coil finds applications in more advanced technologies, such as magnetic resonance imaging (MRI) machines. In MRI, coils are used to generate varying magnetic fields that interact with hydrogen atoms in the body. The resulting signals from these interactions are then processed to create detailed images of internal structures. This application highlights the versatility and importance of deflecting coils in modern medical technology.In conclusion, the deflecting coil is a fundamental component in many scientific and engineering applications. Its ability to convert electrical energy into mechanical motion through electromagnetic interaction makes it indispensable in measurement devices, visualization tools, and advanced medical imaging technologies. Understanding how a deflecting coil operates not only enhances our knowledge of electromagnetic principles but also underscores the intricate relationship between electricity and magnetism in practical applications. As technology continues to evolve, the role of deflecting coils will undoubtedly expand, leading to new innovations and discoveries in various fields.

在物理和工程领域，术语deflecting coil指的是用于操控电磁场的各种设备中的一个关键组件。这些线圈是许多测量仪器（如电流计、示波器和某些类型传感器）正常运行的不可或缺的部分。deflecting coil的主要目的是在电流通过时产生磁场，然后与现有的磁场相互作用，从而产生一种力，使指针或光束发生运动或偏转。这一原理在许多需要精确读数的测量仪器中是基础性的。要理解deflecting coil的重要性，首先必须掌握电磁学的基本知识。当电流流过导体时，会在其周围产生磁场。在deflecting coil的情况下，这个线圈通常以圆形或矩形的形状缠绕，以最大化磁场的强度。这个生成的磁场与外部磁场之间的相互作用导致指针或光束的偏转，具体取决于设备的设计。例如，在测量电流的电流计中，deflecting coil被放置在由永久磁铁产生的磁场中。当电流流过线圈时，产生的磁场与外部场相互作用，导致线圈旋转。这种旋转使指针在标定的刻度上移动，提供电流大小的可视化表示。这一测量的准确性在很大程度上依赖于deflecting coil的特性，包括其电阻、电感和线圈的圈数。deflecting coil的概念不仅限于简单的测量。在示波器中，这些线圈在将电子束引导到屏幕上方面发挥着至关重要的作用。通过控制束的偏转，工程师可以实时观察波形并分析信号特性。这一功能对于故障排除电子电路和确保各种设备的正常运行至关重要。此外，deflecting coil还广泛应用于更先进的技术，如磁共振成像（MRI）机器。在MRI中，线圈用于生成变化的磁场，与体内的氢原子相互作用。这些相互作用产生的信号随后被处理，以创建内部结构的详细图像。这一应用突显了deflecting coils在现代医疗技术中的多功能性和重要性。总之，deflecting coil是许多科学和工程应用中的基本组件。其通过电磁相互作用将电能转换为机械运动的能力，使其在测量设备、可视化工具和先进医疗成像技术中不可或缺。理解deflecting coil的工作原理不仅增强了我们对电磁原理的认识，还强调了电与磁在实际应用中的复杂关系。随着技术的不断发展，deflecting coils的角色无疑会扩展，导致各个领域的新创新和发现。