transient reactance

简明释义

瞬态电抗

英英释义

例句

1.Engineers must calculate the transient reactance 暂态电抗 to ensure proper relay settings in protection schemes.

工程师必须计算transient reactance 暂态电抗 以确保保护方案中继电器设置的正确性。

2.The transient reactance 暂态电抗 of a generator can significantly affect its stability during sudden load changes.

发电机的transient reactance 暂态电抗 在突然负荷变化时会显著影响其稳定性。

3.The impact of transient reactance 暂态电抗 on system response is a key factor in transient stability analysis.

在暂态稳定性分析中，transient reactance 暂态电抗 对系统响应的影响是一个关键因素。

4.In power systems, understanding transient reactance 暂态电抗 is crucial for analyzing fault conditions.

在电力系统中，理解transient reactance 暂态电抗 对于分析故障条件至关重要。

5.During a short circuit, the transient reactance 暂态电抗 determines the initial current levels that flow through the system.

在短路期间，transient reactance 暂态电抗 决定了流经系统的初始电流水平。

作文

In the field of electrical engineering, understanding the concept of transient reactance is crucial for analyzing the behavior of electrical systems during transient conditions. Transient reactance refers to the opposition that inductors and capacitors present to the flow of alternating current (AC) during transient states, such as when a circuit is suddenly energized or when there are rapid changes in load. This phenomenon is particularly important in power systems, where sudden disturbances can lead to significant fluctuations in voltage and current. When a disturbance occurs, such as a fault or a sudden change in load, the electrical system does not instantly reach a new steady-state condition. Instead, it undergoes a transient phase characterized by oscillations and varying currents. During this phase, the transient reactance plays a key role in determining how quickly the system can stabilize. The reactance is influenced by the inductance and capacitance of the components within the circuit, which can vary depending on the frequency of the AC signal. For instance, in synchronous machines, the transient reactance is critical for understanding how the machine will respond to short circuits. When a fault occurs, the machine experiences a drop in voltage, and the transient reactance helps determine the magnitude of the current that flows through the machine. Engineers must carefully calculate this parameter to ensure that protective devices operate correctly and that the system can recover from faults without causing damage. Moreover, the concept of transient reactance is also applicable in other areas, such as in the design of filters and oscillators. In these applications, engineers must consider how the transient reactance will affect the performance of the circuit during startup and shutdown sequences. If the reactance is not properly accounted for, it can lead to undesirable effects such as ringing or overshoot, which can compromise the reliability of the system. To summarize, transient reactance is a fundamental concept in electrical engineering that describes the temporary opposition to current flow during transient conditions. It is essential for analyzing the dynamic response of electrical systems, particularly during disturbances like faults or sudden load changes. Understanding transient reactance allows engineers to design more resilient systems that can withstand these challenges and maintain stability. As technology continues to evolve, the importance of mastering this concept will only grow, ensuring that electrical systems can meet the demands of modern society while maintaining safety and efficiency.

在电气工程领域，理解暂态反应阻抗的概念对于分析电气系统在暂态条件下的行为至关重要。暂态反应阻抗是指在诸如电路突然通电或负载迅速变化等暂态状态下，电感器和电容器对交流电流（AC）流动所产生的阻碍。这一现象在电力系统中尤为重要，因为突然的扰动可能导致电压和电流的显著波动。当发生扰动时，例如故障或负载的突然变化，电气系统不会立即达到新的稳态条件。相反，它会经历一个特征化为振荡和变化电流的暂态阶段。在此阶段，暂态反应阻抗在决定系统稳定速度方面发挥着关键作用。反应阻抗受电路中组件的电感和电容的影响，而这些因素可能会根据交流信号的频率而变化。例如，在同步机器中，暂态反应阻抗对于理解机器如何响应短路至关重要。当发生故障时，机器的电压会下降，而暂态反应阻抗有助于确定流经机器的电流的大小。工程师必须仔细计算这一参数，以确保保护装置正确操作，并且系统能够在不造成损坏的情况下从故障中恢复。此外，暂态反应阻抗的概念在其他领域也适用，例如滤波器和振荡器的设计。在这些应用中，工程师必须考虑暂态反应阻抗如何影响电路在启动和关闭过程中的性能。如果未能妥善考虑这一反应阻抗，可能会导致不良效果，例如振铃或过冲，这可能会危及系统的可靠性。总之，暂态反应阻抗是电气工程中的一个基本概念，描述了在暂态条件下对电流流动的临时阻碍。它对于分析电气系统的动态响应至关重要，特别是在故障或负载突变等干扰期间。理解暂态反应阻抗使工程师能够设计出更具弹性的系统，以应对这些挑战并保持稳定。随着技术的不断发展，掌握这一概念的重要性只会增加，确保电气系统能够满足现代社会的需求，同时保持安全和效率。