commutator lug

简明释义

换向器接耳

英英释义

例句

1.The engineer explained how the commutator lug connects the armature to the power supply.

工程师解释了换向器接头如何将电枢与电源连接。

2.He used a multimeter to test the voltage across the commutator lug.

他使用万用表测试换向器接头两端的电压。

3.During the maintenance check, the technician noticed that the commutator lug was worn out and needed replacement.

在维护检查中，技术员注意到换向器接头磨损严重，需要更换。

4.The new design features a more robust commutator lug to improve durability.

新设计采用了更坚固的换向器接头以提高耐用性。

5.If the commutator lug is not properly secured, it can cause electrical arcing.

如果换向器接头没有正确固定，可能会导致电弧现象。

作文

In the realm of electrical engineering, understanding various components is crucial for the design and maintenance of machines. One such component that plays a vital role in the functionality of electric motors and generators is the commutator lug. This term refers to the conductive part of the commutator that connects the winding of the motor or generator to the external circuit. The commutator lug serves as a bridge between the rotating parts of the machine and the stationary parts, facilitating the transfer of electrical energy efficiently.The commutator lug is typically made of copper or another highly conductive material, which allows for minimal resistance during operation. In a typical DC motor, the commutator is a segmented device that rotates with the rotor. Each segment is connected to the windings of the rotor, and the commutator lug connects these segments to the external circuit. As the rotor spins, the commutator periodically reverses the direction of the current flowing through the windings, enabling continuous rotation in one direction.Understanding the function of the commutator lug is essential for troubleshooting issues in electric motors. If a motor fails to start or runs inefficiently, one possible culprit could be a damaged or worn-out commutator lug. Over time, due to wear and tear, the lugs can become pitted or corroded, leading to poor electrical contact and increased resistance. This not only affects the performance of the motor but can also lead to overheating and potential failure of the motor altogether.Maintenance of the commutator lug involves regular inspection and cleaning to ensure optimal performance. Technicians often use specialized brushes to clean the commutator surface and lugs, removing any buildup of debris or oxidation. In some cases, if the lugs are severely damaged, they may need to be replaced entirely. This process requires precision and care, as improper installation can lead to further complications in the motor’s operation.Moreover, innovations in technology have led to the development of brushless motors, which do not utilize traditional commutator lugs. These motors rely on electronic controllers to manage the flow of electricity, eliminating the need for mechanical commutation. While brushless motors offer benefits such as reduced maintenance and increased efficiency, understanding the role of the commutator lug remains important for those working with older motor designs.In conclusion, the commutator lug is a fundamental component in the operation of electric motors and generators. Its role in connecting the rotor's windings to the external circuit is critical for the efficient functioning of these machines. Proper maintenance and understanding of this component can significantly enhance the longevity and performance of electric motors. As technology continues to evolve, the principles behind the commutator lug serve as a reminder of the importance of foundational knowledge in the field of electrical engineering.

在电气工程领域，理解各种组件对于机器的设计和维护至关重要。一个在电动机和发电机功能中扮演关键角色的组件是换向器接头。这个术语指的是换向器的导电部分，它将电动机或发电机的绕组连接到外部电路。换向器接头作为机器旋转部分与静止部分之间的桥梁，有效地促进了电能的传输。换向器接头通常由铜或其他高导电材料制成，这使得在运行过程中电阻最小。在典型的直流电动机中，换向器是一个分段装置，随着转子旋转而旋转。每个段与转子的绕组相连，而换向器接头则将这些段连接到外部电路。当转子旋转时，换向器定期反转流经绕组的电流方向，从而实现持续朝一个方向的旋转。理解换向器接头的功能对于电动机故障排除至关重要。如果电动机无法启动或运行效率低下，一个可能的原因可能是损坏或磨损的换向器接头。随着时间的推移，由于磨损，接头可能会变得凹陷或腐蚀，导致电接触不良和电阻增加。这不仅影响电动机的性能，还可能导致电动机过热和潜在的故障。对换向器接头的维护包括定期检查和清洁，以确保最佳性能。技术人员通常使用专门的刷子清洁换向器表面和接头，去除任何积聚的碎屑或氧化物。在某些情况下，如果接头严重损坏，可能需要完全更换。这一过程需要精确和小心，因为不当安装可能导致电动机操作中的进一步并发症。此外，技术创新导致无刷电动机的发展，这种电动机不使用传统的换向器接头。这些电动机依赖电子控制器来管理电流流动，从而消除了机械换向的需要。虽然无刷电动机提供了减少维护和提高效率等好处，但了解换向器接头的作用对于从事旧式电动机设计的工作者仍然很重要。总之，换向器接头是电动机和发电机操作中的基本组件。它在将转子的绕组连接到外部电路中的作用对于这些机器的高效运行至关重要。对这一组件的适当维护和理解可以显著提高电动机的使用寿命和性能。随着技术的不断发展，换向器接头背后的原理提醒我们在电气工程领域基础知识的重要性。