armature excitation curve

简明释义

电枢励磁曲线

英英释义

例句

1.The armature excitation curve 电枢励磁特性曲线 helps predict how the machine will behave under different loads.

电枢励磁特性曲线有助于预测机器在不同负载下的行为。

2.The engineer analyzed the armature excitation curve 电枢励磁特性曲线 to optimize the motor's performance.

工程师分析了电枢励磁特性曲线以优化电动机的性能。

3.Understanding the armature excitation curve 电枢励磁特性曲线 is crucial for designing efficient generators.

理解电枢励磁特性曲线对于设计高效发电机至关重要。

4.We need to adjust the parameters based on the armature excitation curve 电枢励磁特性曲线 we obtained from our simulations.

我们需要根据从模拟中获得的电枢励磁特性曲线调整参数。

5.During the testing phase, we plotted the armature excitation curve 电枢励磁特性曲线 to evaluate voltage stability.

在测试阶段，我们绘制了电枢励磁特性曲线以评估电压稳定性。

作文

The study of electrical machines is a crucial aspect of electrical engineering, and one of the key concepts within this field is the armature excitation curve. This curve represents the relationship between the armature current and the excitation voltage in a synchronous machine. Understanding this relationship is essential for engineers who design and operate generators and motors. The armature excitation curve is not just a theoretical concept; it has practical implications in the performance and efficiency of electrical machines.To begin with, let’s define what is meant by the term armature excitation curve. In simple terms, it is a graphical representation that shows how the excitation of a machine affects its output. As the excitation increases, the output voltage of the machine also tends to increase, up to a certain point. Beyond this point, known as saturation, further increases in excitation do not significantly enhance the output voltage. This phenomenon is critical for engineers to understand, as operating a machine beyond its saturation point can lead to inefficiencies and potential damage.The armature excitation curve can be derived from experimental data collected during tests on synchronous machines. Engineers typically plot the excitation voltage on the x-axis and the corresponding armature current on the y-axis. The resulting curve provides insights into the machine's behavior under different operational conditions. For instance, it helps in determining the optimal excitation levels needed to achieve maximum efficiency without risking overload.Moreover, the armature excitation curve plays a vital role in the stability of power systems. In a power grid, maintaining a stable voltage is essential for the reliable operation of electrical equipment. Engineers use the information from the armature excitation curve to develop control strategies that adjust the excitation levels in real-time. This dynamic adjustment helps to stabilize the voltage during fluctuations in load demand, ensuring that electrical devices operate smoothly.In addition to stability, the armature excitation curve is also used in the design phase of electrical machines. By analyzing the curve, engineers can make informed decisions about the materials and construction methods used in the armature and excitation systems. This analysis ensures that the machines are not only efficient but also durable and capable of handling varying operational demands.Furthermore, the importance of the armature excitation curve extends beyond just synchronous machines. It is also relevant in the context of other electrical devices, such as transformers and induction motors. Understanding the excitation characteristics of these machines helps engineers optimize their performance across various applications.In conclusion, the armature excitation curve is a fundamental concept in electrical engineering that encapsulates the relationship between excitation and output in synchronous machines. Its significance is evident in both the design and operational phases of electrical machines. By mastering the principles behind the armature excitation curve, engineers can enhance the efficiency, stability, and reliability of electrical systems. As technology continues to evolve, the understanding and application of this curve will remain a cornerstone in the field of electrical engineering, paving the way for innovations that can meet the growing demands of our energy-dependent society.

电气机器的研究是电气工程的重要方面，而这个领域中的一个关键概念就是励磁特性曲线。该曲线表示同步机器中电枢电流与励磁电压之间的关系。理解这种关系对于设计和操作发电机和电动机的工程师至关重要。励磁特性曲线不仅是一个理论概念；它在电气机器的性能和效率上具有实际意义。首先，让我们定义一下励磁特性曲线的含义。简单来说，它是一个图形表示，显示了机器的励磁如何影响其输出。随着励磁的增加，机器的输出电压也往往会增加，直到某个点为止。超出这个点，也称为饱和点，进一步增加励磁并不会显著提高输出电压。这一现象对工程师来说至关重要，因为在机器饱和点之上运行可能导致效率低下和潜在损坏。励磁特性曲线可以通过在同步机器上进行测试时收集的实验数据得出。工程师通常将励磁电压绘制在x轴上，将相应的电枢电流绘制在y轴上。结果曲线提供了关于机器在不同操作条件下行为的见解。例如，它有助于确定实现最大效率所需的最佳励磁水平，而不冒过载的风险。此外，励磁特性曲线在电力系统的稳定性中发挥着至关重要的作用。在电网中，保持稳定的电压对于电气设备的可靠运行至关重要。工程师利用励磁特性曲线中的信息开发实时调整励磁水平的控制策略。这种动态调整有助于在负载需求波动期间稳定电压，确保电气设备平稳运行。除了稳定性，励磁特性曲线还用于电气机器的设计阶段。通过分析该曲线，工程师可以就电枢和励磁系统中使用的材料和构造方法做出明智的决定。这种分析确保机器不仅高效，而且耐用，能够应对各种操作需求。此外，励磁特性曲线的重要性不仅限于同步机器。它在变压器和感应电动机等其他电气设备的背景下也同样相关。理解这些机器的励磁特性有助于工程师优化它们在各种应用中的性能。总之，励磁特性曲线是电气工程中的一个基本概念，概括了同步机器中励磁与输出之间的关系。它的重要性在电气机器的设计和操作阶段都显而易见。通过掌握励磁特性曲线背后的原理，工程师可以提高电气系统的效率、稳定性和可靠性。随着技术的不断发展，对这一曲线的理解和应用将继续成为电气工程领域的基石，为满足我们日益依赖能源的社会的需求铺平道路。