armature reaction

简明释义

电枢反应

英英释义

例句

1.The effect of armature reaction on the performance of a generator is significant.

发电机中电枢反应对性能的影响是显著的。

2.To minimize armature reaction, engineers often use compensating windings.

为了最小化电枢反应，工程师通常使用补偿绕组。

3.Understanding armature reaction can help in designing more efficient motors.

理解电枢反应可以帮助设计更高效的电动机。

4.The armature reaction causes a distortion of the magnetic field in the machine.

电枢反应导致机器中磁场的扭曲。

5.During testing, we observed the impact of armature reaction on voltage regulation.

在测试过程中，我们观察到了电枢反应对电压调节的影响。

作文

The concept of armature reaction is crucial in the field of electrical engineering, particularly in the study of electric machines such as generators and motors. To understand armature reaction, we must first recognize the roles of the armature and the magnetic field in these machines. The armature is the component that carries current and produces a magnetic field, while the stationary part, known as the stator, typically contains the main magnetic field. When the armature carries current, it generates its own magnetic field, which interacts with the stator's field. This interaction leads to what we refer to as armature reaction.Armature reaction can be defined as the effect of the magnetic field produced by the armature current on the distribution of the main magnetic field in the machine. This phenomenon can cause several significant issues, including distortion of the main field, reduction of the overall efficiency of the machine, and even demagnetization of the stator's field. Understanding and managing armature reaction is essential for the optimal performance of electric machines.In practical applications, the effects of armature reaction are often more pronounced under varying load conditions. For instance, when an electric motor operates under a heavy load, the armature current increases, which intensifies the armature reaction. This increased reaction can lead to a drop in the terminal voltage, affecting the motor's performance. Engineers must account for this in their designs, often incorporating compensating windings or using techniques such as field weakening to mitigate the adverse effects of armature reaction.Moreover, the analysis of armature reaction is not only limited to DC machines but also extends to AC machines. In synchronous machines, the armature reaction plays a vital role in determining the machine's stability and performance. The phase relationship between the armature current and the rotor's magnetic field becomes critical in understanding how armature reaction influences the machine's operation.To summarize, armature reaction is an essential concept in electric machine theory that describes the impact of the armature's magnetic field on the overall functioning of the machine. Its implications are far-reaching, affecting efficiency, voltage regulation, and overall performance. By recognizing and addressing the challenges posed by armature reaction, engineers can design more effective electric machines that meet the demands of modern applications. As technology advances, the understanding of armature reaction will continue to evolve, paving the way for innovations in electric machine design and operation.

“电枢反应”这一概念在电气工程领域中至关重要，特别是在发电机和电动机等电机的研究中。要理解“电枢反应”，我们首先必须认识到电枢和磁场在这些机器中的作用。电枢是携带电流并产生磁场的组件，而静止部分，即定子，通常包含主磁场。当电枢携带电流时，它会产生自身的磁场，这与定子的磁场相互作用。这种相互作用导致了我们所称之为“电枢反应”。“电枢反应”可以定义为电枢电流产生的磁场对机器中主磁场分布的影响。这种现象可能会导致几个显著的问题，包括主场的扭曲、机器整体效率的降低，甚至定子场的去磁化。理解和管理“电枢反应”对于电机的最佳性能至关重要。在实际应用中，“电枢反应”的影响在不同负载条件下往往更加明显。例如，当电动机在重负载下运行时，电枢电流增加，从而加剧了“电枢反应”。这种增强的反应可能导致端电压下降，影响电动机的性能。工程师必须在设计中考虑这一点，通常会采用补偿绕组或使用如减弱磁场等技术来减轻“电枢反应”的不利影响。此外，“电枢反应”的分析不仅限于直流电机，还扩展到交流电机。在同步电机中，“电枢反应”在确定机器的稳定性和性能方面起着至关重要的作用。电枢电流与转子磁场之间的相位关系在理解“电枢反应”如何影响机器操作中变得至关重要。总之，“电枢反应”是电机理论中的一个基本概念，描述了电枢磁场对机器整体功能的影响。它的影响范围广泛，影响效率、电压调节和整体性能。通过识别和解决“电枢反应”带来的挑战，工程师可以设计出更有效的电机，以满足现代应用的需求。随着技术的进步，对“电枢反应”的理解将继续发展，为电机设计和操作的创新铺平道路。