annular magnet

简明释义

1. 环形磁铁; 2. 磁环;

英英释义

例句

1.In our experiment, we used an annular magnet to create a uniform magnetic field.

在我们的实验中，我们使用了一个环形磁铁来产生均匀的磁场。

2.The design of the motor incorporates an annular magnet to enhance its efficiency.

电机的设计采用了一个环形磁铁以提高其效率。

3.The annular magnet is crucial for the operation of the magnetic levitation system.

对于磁悬浮系统的运行，环形磁铁是至关重要的。

4.The research team developed a new type of annular magnet for better performance in electric generators.

研究团队开发了一种新型的环形磁铁，以在发电机中获得更好的性能。

5.We observed that the annular magnet produced a stronger force compared to a cylindrical one.

我们观察到，环形磁铁产生的力比圆柱形的更强。

作文

In the realm of physics and engineering, magnets play a crucial role in various applications, from simple refrigerator magnets to complex electromagnetic devices. One specific type of magnet that has garnered attention for its unique properties is the annular magnet. An annular magnet (环形磁铁) is characterized by its ring-like shape, which allows it to generate a magnetic field in a manner distinct from traditional bar magnets. This essay will explore the definition, properties, and practical applications of the annular magnet, highlighting its significance in modern technology.The term 'annular' refers to something that is shaped like a ring or a hollow cylinder. Therefore, an annular magnet is essentially a magnet that is designed in this circular form. The geometry of an annular magnet enables it to create a uniform magnetic field within its central hole, making it particularly useful in applications where space is limited or where a specific magnetic field configuration is required. For instance, in magnetic bearings, annular magnets can provide stability and support while minimizing friction, thereby enhancing efficiency.One of the most notable features of the annular magnet is its ability to channel magnetic flux effectively. The design allows for a concentrated magnetic field, which can be advantageous in various scenarios. For example, in electric motors, annular magnets are often employed to improve performance by providing a more consistent magnetic field. This leads to smoother operation and increased torque, which is essential for applications ranging from small appliances to large industrial machines.Moreover, the manufacturing process of annular magnets has evolved significantly, allowing for the creation of high-performance magnets using advanced materials such as neodymium. These materials not only enhance the strength of the magnet but also contribute to its durability and resistance to demagnetization. As a result, annular magnets have become increasingly popular in various industries, including automotive, aerospace, and consumer electronics.In addition to their use in motors and bearings, annular magnets find applications in sensors and actuators. For instance, in proximity sensors, the ring shape of the annular magnet allows for precise detection of nearby metallic objects. This capability is invaluable in automation and robotics, where accurate measurements and responses are critical. Furthermore, annular magnets are used in magnetic levitation systems, where they help reduce friction and enable smooth motion.The versatility of the annular magnet extends beyond mechanical applications. In the field of medicine, these magnets are utilized in MRI machines, where they play a vital role in generating the magnetic fields necessary for imaging. The ring-shaped design of the annular magnet allows for an even distribution of the magnetic field, which is crucial for obtaining high-quality images.In conclusion, the annular magnet (环形磁铁) represents a significant advancement in the field of magnet technology. Its unique shape and properties make it suitable for a wide array of applications across various industries. As technology continues to evolve, the importance of annular magnets will likely increase, leading to further innovations and improvements in efficiency and performance. Understanding the functionality and applications of the annular magnet is essential for anyone interested in the future of engineering and technology.

在物理和工程领域，磁铁在各种应用中发挥着至关重要的作用，从简单的冰箱磁铁到复杂的电磁设备。一种因其独特特性而受到关注的特定类型的磁铁是环形磁铁。环形磁铁（annular magnet）以其环状形状为特征，这使得它能够以不同于传统条形磁铁的方式产生磁场。本文将探讨环形磁铁的定义、特性和实际应用，突出其在现代技术中的重要性。“环形”一词指的是类似于环或空心圆柱的东西。因此，环形磁铁本质上是设计成这种圆形的磁铁。环形磁铁的几何形状使其能够在中心孔内产生均匀的磁场，这在空间有限或需要特定磁场配置的应用中尤为有用。例如，在磁轴承中，环形磁铁可以提供稳定性和支持，同时最小化摩擦，从而提高效率。环形磁铁最显著的特征之一是其有效引导磁通量的能力。其设计允许集中磁场，这在各种情况下是有利的。例如，在电动机中，环形磁铁常被用来通过提供更一致的磁场来改善性能。这导致操作更加平稳，扭矩增加，这对从小型家电到大型工业机器的应用都是至关重要的。此外，环形磁铁的制造工艺已经显著发展，使得使用先进材料如钕制造高性能磁铁成为可能。这些材料不仅增强了磁铁的强度，还有助于其耐用性和抗退磁能力。因此，环形磁铁在汽车、航空航天和消费电子等各个行业变得越来越受欢迎。除了在电动机和轴承中的应用，环形磁铁还用于传感器和执行器。例如，在接近传感器中，环形磁铁的环形设计允许精确检测附近的金属物体。这种能力在自动化和机器人技术中是无价的，因为准确的测量和响应是至关重要的。此外，环形磁铁还用于磁悬浮系统，帮助减少摩擦并实现平稳运动。环形磁铁的多功能性超越了机械应用。在医学领域，这些磁铁被用于MRI机器，其中它们在生成成像所需的磁场中发挥着至关重要的作用。环形磁铁的环形设计允许磁场的均匀分布，这对于获得高质量的图像至关重要。总之，环形磁铁（annular magnet）代表了磁铁技术领域的重要进展。其独特的形状和特性使其适用于各个行业的广泛应用。随着技术的不断发展，环形磁铁的重要性可能会增加，从而导致效率和性能的进一步创新和提升。了解环形磁铁的功能和应用对于任何对工程和技术未来感兴趣的人来说都是至关重要的。