generator excitation

简明释义

发电机励磁

英英释义

例句

1.During a power outage, the generator excitation system needs to be activated to restore electricity.

在停电期间，需要激活电机励磁系统以恢复电力。

2.The process of generator excitation is critical for maintaining the stability of the power grid.

电机励磁过程对于维持电网的稳定性至关重要。

3.The maintenance team checked the generator excitation settings before the test run.

维护团队在测试运行之前检查了电机励磁设置。

4.Improper generator excitation can lead to voltage instability in the electrical system.

不当的电机励磁可能导致电气系统中的电压不稳定。

5.Engineers often monitor the generator excitation levels to ensure optimal performance.

工程师们通常监测电机励磁水平，以确保最佳性能。

作文

In the world of electrical engineering, the term generator excitation refers to the process of supplying current to the rotor windings of a generator. This is crucial for the production of electromagnetic fields that enable the generator to convert mechanical energy into electrical energy. Without proper generator excitation, the generator would not function efficiently, and the output voltage could become unstable or insufficient.The importance of generator excitation can be illustrated by considering its role in various power generation systems. For instance, in hydroelectric plants, water flows over turbines that spin the generator's rotor. The excitation system must provide adequate current to maintain the magnetic field strength, which directly influences the generator's output voltage. If the excitation is too low, the generator may produce less power than required, leading to potential grid instability. Conversely, excessive excitation can cause overvoltage conditions, which can damage electrical equipment.There are different types of excitation systems used in generators, including static and rotating exciters. Static exciters use solid-state devices to provide the necessary current, while rotating exciters involve additional rotating machinery. Each system has its own advantages and disadvantages, but they all aim to achieve stable generator excitation under varying load conditions.Moreover, modern advancements in technology have led to the development of digital excitation systems. These systems offer enhanced control and monitoring capabilities, allowing for real-time adjustments to the excitation levels. This is particularly beneficial in large power plants where load demands can change rapidly. By effectively managing generator excitation, operators can ensure that the generator operates within its optimal range, improving overall efficiency and reliability.In addition to enhancing performance, proper generator excitation is also essential for maintaining the longevity of the generator. Over time, inadequate excitation can lead to overheating and increased wear on the generator components. This not only shortens the lifespan of the generator but also results in higher maintenance costs. Therefore, it is crucial for engineers and operators to regularly monitor and adjust the excitation levels to prevent such issues.In conclusion, generator excitation plays a vital role in the operation of electrical generators. It ensures the generation of stable electrical power and contributes to the overall efficiency and reliability of power generation systems. As technology continues to advance, the methods of achieving effective excitation will evolve, but the fundamental principles will remain the same. Understanding and mastering the concept of generator excitation is essential for anyone involved in the field of electrical engineering, as it is a key factor in ensuring the successful operation of generators and the power systems they support.

在电气工程的世界中，术语发电机励磁指的是向发电机转子绕组提供电流的过程。这对于产生电磁场至关重要，使发电机能够将机械能转化为电能。如果没有适当的发电机励磁，发电机将无法高效运行，输出电压可能会变得不稳定或不足。发电机励磁的重要性可以通过考虑其在各种发电系统中的作用来说明。例如，在水电站中，水流过涡轮，旋转发电机的转子。励磁系统必须提供足够的电流，以维持磁场强度，这直接影响发电机的输出电压。如果励磁过低，发电机可能产生低于所需的功率，从而导致电网不稳定。相反，过度励磁会导致过电压条件，可能损坏电气设备。发电机中使用的励磁系统有不同类型，包括静态励磁和旋转励磁。静态励磁使用固态设备提供所需的电流，而旋转励磁则涉及额外的旋转机械。每种系统都有其优缺点，但它们都旨在在不同负载条件下实现稳定的发电机励磁。此外，现代技术的进步导致数字励磁系统的发展。这些系统提供增强的控制和监测能力，允许实时调整励磁水平。这在大型发电厂中特别有益，因为负载需求可能会迅速变化。通过有效管理发电机励磁，操作人员可以确保发电机在最佳范围内运行，提高整体效率和可靠性。除了提高性能，适当的发电机励磁对于维护发电机的寿命也至关重要。随着时间的推移，不足的励磁可能导致过热和发电机组件的磨损增加。这不仅缩短了发电机的使用寿命，还导致更高的维护成本。因此，工程师和操作人员定期监测和调整励磁水平以防止此类问题是至关重要的。总之，发电机励磁在电气发电机的运行中发挥着至关重要的作用。它确保了电力的稳定生成，并有助于发电系统的整体效率和可靠性。随着技术的不断进步，实现有效励磁的方法将不断演变，但基本原理将保持不变。理解和掌握发电机励磁的概念对于任何参与电气工程领域的人来说都是必不可少的，因为它是确保发电机及其支持的电力系统成功运行的关键因素。