shunt generator

简明释义

并激发电机

英英释义

例句

1.The shunt generator 分流发电机 is often used in conjunction with other types of generators to improve efficiency.

shunt generator 分流发电机通常与其他类型的发电机一起使用，以提高效率。

2.In our laboratory, we are testing a new shunt generator 分流发电机 for renewable energy applications.

在我们的实验室中，我们正在测试一种新的shunt generator 分流发电机用于可再生能源应用。

3.We installed a shunt generator 分流发电机 to provide backup power during outages.

我们安装了一台shunt generator 分流发电机以在停电期间提供备用电源。

4.The engineer explained how the shunt generator 分流发电机 can be used to maintain voltage levels in a power system.

工程师解释了如何使用shunt generator 分流发电机来维持电力系统中的电压水平。

5.The output voltage of the shunt generator 分流发电机 can be adjusted by changing the field current.

通过改变励磁电流，可以调整shunt generator 分流发电机的输出电压。

作文

A shunt generator is a type of electric generator that is commonly used in various applications, particularly for providing direct current (DC) power. The fundamental principle behind a shunt generator is based on electromagnetic induction, which allows it to convert mechanical energy into electrical energy. This type of generator is characterized by its field windings being connected in parallel to the armature winding, which distinguishes it from series generators and compound generators.One of the primary advantages of a shunt generator is its ability to maintain a relatively constant output voltage despite variations in load. This is due to the nature of the shunt connection, where the field current is derived from the output voltage itself. As the load increases, the voltage may drop slightly, but the increase in armature current helps to stabilize the output voltage. This feature makes shunt generators ideal for applications where a stable voltage supply is crucial, such as in battery charging systems and small power plants.In terms of construction, a shunt generator consists of several key components, including the stator, rotor, commutator, and field windings. The stator houses the field windings, while the rotor, which is connected to a prime mover like a turbine or engine, rotates within the magnetic field created by the stator. The commutator, on the other hand, converts the alternating current generated in the armature into direct current, making it suitable for use in DC circuits.The operation of a shunt generator can be easily understood through its circuit diagram, which illustrates how the different components interact with each other. When the generator is started, the prime mover spins the rotor, inducing a voltage in the armature winding. This voltage is then fed back into the field windings, creating a magnetic field that enhances the generation of electricity. As more load is connected, the generator continues to operate efficiently, providing a steady supply of power.Despite its many advantages, there are some limitations associated with shunt generators. For instance, they are not suitable for applications requiring high starting torque, as they may struggle to provide sufficient current at low speeds. Additionally, if the load decreases significantly, the output voltage can rise to unsafe levels, potentially damaging connected equipment. Therefore, it is essential to use shunt generators within their operational limits and to implement appropriate protective measures.In conclusion, a shunt generator plays a vital role in the field of electrical engineering, providing reliable and stable DC power for various applications. Its unique design and operational characteristics make it an indispensable tool in both industrial and residential settings. Understanding how a shunt generator works and its benefits can help engineers and technicians to effectively utilize this technology to meet their power generation needs. As we continue to advance in technology, the importance of reliable power sources like shunt generators will only grow, highlighting the need for ongoing research and development in this area.

一个分流发电机是常用于各种应用的电气发电机类型，特别是提供直流（DC）电力。分流发电机背后的基本原理基于电磁感应，这使其能够将机械能转化为电能。这种类型的发电机的特点是其场绕组与电枢绕组并联连接，这使其与串联发电机和复合发电机有所区别。分流发电机的主要优点之一是它能够在负载变化的情况下保持相对恒定的输出电压。这是由于分流连接的性质，场电流是从输出电压本身获得的。随着负载的增加，电压可能会略微下降，但电枢电流的增加有助于稳定输出电压。这一特性使得分流发电机非常适合需要稳定电压供应的应用，例如电池充电系统和小型发电厂。在结构方面，分流发电机由几个关键组件组成，包括定子、转子、换向器和场绕组。定子内置有场绕组，而转子与涡轮或发动机等动力源相连，在定子产生的磁场中旋转。换向器则将电枢中产生的交流电转换为直流电，使其适合用于直流电路。通过电路图可以轻松理解分流发电机的操作，该图展示了不同组件如何相互作用。当发电机启动时，动力源旋转转子，在电枢绕组中感应出电压。然后将此电压反馈到场绕组中，产生增强电力生成的磁场。随着更多负载的连接，发电机继续高效运行，提供稳定的电力供应。尽管有许多优点，但与分流发电机相关的一些限制也存在。例如，它们不适合需要高启动扭矩的应用，因为在低速时可能无法提供足够的电流。此外，如果负载显著减少，输出电压可能会上升到危险水平，可能损坏连接的设备。因此，使用分流发电机时必须在其操作极限内，并实施适当的保护措施。总之，分流发电机在电气工程领域发挥着至关重要的作用，为各种应用提供可靠和稳定的直流电力。其独特的设计和操作特性使其成为工业和住宅环境中不可或缺的工具。理解分流发电机的工作原理及其好处，可以帮助工程师和技术人员有效利用这一技术，以满足他们的发电需求。随着我们在技术上的不断进步，像分流发电机这样的可靠电源的重要性只会增加，这突显了在该领域持续研究和发展的必要性。