generator exciter

简明释义

发电机励磁机

英英释义

例句

1.A malfunctioning generator exciter 发电机励磁机 can lead to unstable voltage output.

故障的发电机励磁机 发电机励磁机可能导致电压输出不稳定。

2.The generator exciter 发电机励磁机 plays a crucial role in regulating the generator's output.

发电机励磁机 发电机励磁机在调节发电机输出中起着至关重要的作用。

3.During the maintenance, we replaced the old generator exciter 发电机励磁机 with a new model.

在维护过程中，我们用新型号替换了旧的发电机励磁机 发电机励磁机。

4.The technician inspected the generator exciter 发电机励磁机 to ensure it was functioning properly.

技术员检查了发电机励磁机 发电机励磁机以确保其正常工作。

5.We need to calibrate the generator exciter 发电机励磁机 to improve efficiency.

我们需要校准发电机励磁机 发电机励磁机以提高效率。

作文

In the world of electrical engineering, the term generator exciter refers to a critical component that plays a vital role in the operation of synchronous generators. A generator exciter is essentially a device that provides the necessary field current to the rotor of a generator, enabling it to produce electricity. Without proper excitation, a generator cannot function efficiently, leading to power loss and potential damage. Understanding the function and importance of a generator exciter is essential for anyone involved in power generation or electrical systems.The primary purpose of a generator exciter is to supply direct current (DC) to the rotor winding of the generator. This creates a magnetic field that is crucial for the generation of electricity. When the rotor spins, the magnetic field interacts with the stator windings, inducing an alternating current (AC) that can be converted to usable electrical energy. The generator exciter ensures that the rotor maintains the correct magnetic field strength, which is necessary for stable voltage output.There are different types of exciters used in generators, including static exciters, rotating exciters, and brushless exciters. Static exciters use power electronics to convert AC to DC and directly feed the rotor, while rotating exciters are mounted on the generator shaft and provide excitation through mechanical means. Brushless exciters eliminate the need for brushes and slip rings, reducing maintenance requirements and improving reliability. Each type of generator exciter has its advantages and disadvantages, and the choice depends on the specific requirements of the power generation system.One of the key challenges in managing a generator exciter is maintaining the appropriate level of excitation. Too much or too little excitation can lead to instability in the power system. For instance, over-excitation can cause excessive voltage and potential damage to electrical equipment, while under-excitation can result in insufficient voltage and reduced power output. Therefore, automatic voltage regulators (AVRs) are often employed in conjunction with generator exciters to monitor and adjust the excitation levels dynamically.In addition to its technical functions, the generator exciter also plays a significant role in ensuring the overall efficiency and reliability of power plants. By providing precise control over the excitation system, operators can optimize the performance of generators, reduce fuel consumption, and minimize emissions. This is particularly important in today's energy landscape, where there is a growing emphasis on sustainability and environmental responsibility.Moreover, advancements in technology have led to the development of more sophisticated generator exciters that incorporate digital controls and communication capabilities. These innovations allow for better monitoring and diagnostics, enabling operators to detect potential issues before they escalate into serious problems. As the demand for electricity continues to rise globally, the role of generator exciters will become increasingly important in ensuring that power generation remains efficient and reliable.In conclusion, the generator exciter is an indispensable component in the field of electrical engineering and power generation. Its ability to provide the necessary excitation for synchronous generators is crucial for the production of electricity. Understanding the various types of exciters, their functions, and their impact on power generation is essential for engineers and technicians alike. As we move towards a more sustainable energy future, the importance of effective and reliable generator exciters will only continue to grow, making them a focal point in the ongoing development of electrical systems worldwide.

在电气工程的世界中，短语发电机励磁机指的是一个关键组件，在同步发电机的操作中扮演着至关重要的角色。发电机励磁机本质上是一个设备，为发电机转子提供必要的励磁电流，使其能够产生电力。没有适当的励磁，发电机无法高效运行，导致能量损失和潜在的损坏。理解发电机励磁机的功能和重要性对于任何参与电力生成或电气系统的人来说都是至关重要的。发电机励磁机的主要目的是为发电机的转子绕组提供直流电（DC）。这会产生一个磁场，这是发电的关键。当转子旋转时，磁场与定子绕组相互作用，感应出可用的交流电（AC），可以转换为可用的电能。发电机励磁机确保转子保持正确的磁场强度，这对于稳定的电压输出是必要的。发电机中使用的励磁机有不同类型，包括静态励磁机、旋转励磁机和无刷励磁机。静态励磁机使用电力电子设备将交流电转换为直流电，直接供给转子，而旋转励磁机则安装在发电机轴上，通过机械方式提供励磁。无刷励磁机消除了刷子和滑环的需要，减少了维护要求，提高了可靠性。每种类型的发电机励磁机都有其优缺点，选择取决于电力生成系统的具体要求。管理发电机励磁机的一个关键挑战是保持适当的励磁水平。过多或过少的励磁都可能导致电力系统的不稳定。例如，过励磁可能导致过高的电压和潜在的电气设备损坏，而欠励磁则可能导致电压不足和降低的电力输出。因此，自动电压调节器（AVR）通常与发电机励磁机一起使用，以动态监测和调整励磁水平。除了其技术功能外，发电机励磁机在确保电厂整体效率和可靠性方面也扮演着重要角色。通过提供对励磁系统的精确控制，操作员可以优化发电机的性能，减少燃料消耗，并最小化排放。这在当今的能源格局中尤为重要，因为人们越来越重视可持续性和环境责任。此外，技术的进步导致了更复杂的发电机励磁机的发展，这些励磁机结合了数字控制和通信能力。这些创新使得更好的监测和诊断成为可能，使操作员能够在潜在问题升级为严重问题之前检测到它们。随着全球电力需求的不断上升，发电机励磁机的作用在确保电力生成的高效和可靠性方面将变得越来越重要。总之，发电机励磁机是电气工程和电力生成领域不可或缺的组件。它为同步发电机提供必要的励磁的能力对于电力生产至关重要。了解各种类型的励磁机、它们的功能及其对电力生成的影响，对于工程师和技术人员来说都是至关重要的。随着我们向更加可持续的能源未来迈进，有效和可靠的发电机励磁机的重要性只会继续增长，使其成为全球电气系统持续发展的焦点。