separately excited generator

简明释义

他励发电机

英英释义

例句

1.In renewable energy systems, a separately excited generator can be crucial for maintaining efficiency.

在可再生能源系统中，独立励磁发电机对于维持效率至关重要。

2.The research team is studying the performance of a separately excited generator under different load conditions.

研究小组正在研究在不同负载条件下独立励磁发电机的性能。

3.The power plant uses a separately excited generator to ensure stable voltage output.

发电厂使用独立励磁发电机以确保稳定的电压输出。

4.We installed a separately excited generator to improve the reliability of our backup power system.

我们安装了一台独立励磁发电机以提高备用电源系统的可靠性。

5.A separately excited generator allows for better control of the excitation current.

独立励磁发电机允许对励磁电流进行更好的控制。

作文

In the field of electrical engineering, the concept of a separately excited generator plays a crucial role in the generation of electricity. This type of generator is distinct from other generators because it utilizes an external source of current to energize its field windings. The significance of this design lies in its ability to provide precise control over the output voltage, making it an essential component in various applications, including power plants and industrial machinery.A separately excited generator operates on the principle of electromagnetic induction, where a magnetic field is created by the flow of electric current through the field windings. Unlike self-excited generators, which rely on the residual magnetism of the rotor to initiate the process, a separately excited generator requires an independent power source, such as a battery or another generator, to supply the necessary excitation current. This feature allows for greater flexibility and stability in voltage regulation, as operators can adjust the excitation level according to the load requirements.One of the primary advantages of using a separately excited generator is its ability to maintain a constant output voltage even when the load varies. This is particularly important in applications where voltage fluctuations can lead to equipment damage or operational inefficiencies. By carefully controlling the excitation current, engineers can ensure that the generator produces a stable voltage output, regardless of changes in the electrical load.Moreover, the separately excited generator is often used in conjunction with automatic voltage regulators (AVRs). These devices monitor the output voltage and adjust the excitation current in real-time to maintain the desired voltage level. This synergy between the generator and the AVR enhances the overall reliability of the power system, ensuring that consumers receive consistent and quality electricity.The versatility of the separately excited generator extends beyond just voltage regulation. It is also employed in various applications such as synchronous motors, where it provides the necessary reactive power for operation. In addition, these generators are commonly utilized in renewable energy systems, including wind and solar power plants, where they can efficiently convert mechanical energy into electrical energy.In conclusion, the separately excited generator is a vital component in modern electrical engineering, offering numerous advantages in terms of voltage stability, flexibility, and application diversity. Its ability to operate with an external excitation source makes it ideal for a wide range of industrial and commercial applications. As technology continues to advance, the importance of understanding and effectively utilizing separately excited generators will only grow, making it essential for aspiring engineers and technicians to familiarize themselves with this critical piece of equipment.

在电气工程领域，独立励磁发电机的概念在电力生成中起着至关重要的作用。这种类型的发电机与其他发电机不同，因为它利用外部电流源来激励其励磁绕组。这种设计的重要性在于它能够提供对输出电压的精确控制，使其成为各种应用中的重要组成部分，包括发电厂和工业机械。独立励磁发电机的工作原理基于电磁感应原理，其中通过电流流过励磁绕组产生磁场。与依赖转子残余磁性启动过程的自励发电机不同，独立励磁发电机需要一个独立的电源，例如电池或另一个发电机，来提供必要的励磁电流。这一特性允许在电压调节方面具有更大的灵活性和稳定性，因为操作员可以根据负载要求调整励磁水平。使用独立励磁发电机的主要优势之一是其能够在负载变化时保持恒定的输出电压。这在电压波动可能导致设备损坏或操作效率低下的应用中尤为重要。通过仔细控制励磁电流，工程师可以确保发电机产生稳定的电压输出，无论电负载如何变化。此外，独立励磁发电机通常与自动电压调节器（AVR）一起使用。这些设备监测输出电压，并实时调整励磁电流以维持所需的电压水平。这种发电机与AVR之间的协同作用增强了电力系统的整体可靠性，确保消费者获得一致和高质量的电力。独立励磁发电机的多功能性不仅限于电压调节。它还被广泛应用于各种应用中，例如同步电动机，在这些应用中，它提供所需的无功功率。此外，这些发电机通常用于可再生能源系统，包括风能和太阳能发电厂，在这些系统中，它们可以高效地将机械能转换为电能。总之，独立励磁发电机是现代电气工程中的一个重要组成部分，在电压稳定性、灵活性和应用多样性方面提供了众多优势。它能够与外部励磁源一起工作，使其非常适合广泛的工业和商业应用。随着技术的不断进步，理解和有效利用独立励磁发电机的重要性只会增加，因此，未来的工程师和技术人员熟悉这一关键设备显得尤为重要。