series dynamo

简明释义

串励发电机

英英释义

例句

1.The bicycle was equipped with a series dynamo 串联发电机 that powered the front light.

这辆自行车配备了一个串联发电机，为前灯供电。

2.During the workshop, participants learned how to maintain a series dynamo 串联发电机 for optimal performance.

在研讨会上，参与者学习了如何维护串联发电机以达到最佳性能。

3.The engineer explained how the series dynamo 串联发电机 works in generating electricity.

工程师解释了如何通过串联发电机来发电。

4.In our physics class, we built a model using a series dynamo 串联发电机 to demonstrate electromagnetic induction.

在我们的物理课上，我们使用串联发电机构建了一个模型以演示电磁感应。

5.The series dynamo 串联发电机 is often used in small-scale renewable energy projects.

串联发电机常用于小规模可再生能源项目。

作文

The concept of a series dynamo is fundamental in the field of electrical engineering and power generation. A series dynamo, also known as a series-wound generator, is a type of electrical generator where the field windings are connected in series with the armature winding. This configuration allows the current flowing through the armature to also flow through the field windings, resulting in a strong magnetic field that enhances the generator's output voltage. Understanding how a series dynamo operates is crucial for those studying electrical systems and machinery.In a typical series dynamo, the armature rotates within a magnetic field produced by the field coils. As the armature spins, it cuts through the magnetic lines of force, inducing an electromotive force (EMF) according to Faraday's law of electromagnetic induction. The unique aspect of a series dynamo is that the strength of the magnetic field increases with the load; as more current is drawn from the generator, the field strength increases, which in turn increases the voltage output.This characteristic makes the series dynamo particularly useful in applications where high starting torque is required. For example, they are often used in electric traction systems, such as trains and trams, where high initial power is necessary to start moving heavy loads. The ability of a series dynamo to provide a large amount of current at low speeds makes it ideal for these situations.However, there are limitations to using a series dynamo. One major drawback is that the output voltage can vary significantly with changes in load. Under light load conditions, the voltage produced may be insufficient for certain applications, leading to instability in the power supply. Additionally, series dynamos are not as efficient as other types of generators, such as shunt or compound-wound generators, especially at higher loads.Despite these challenges, the series dynamo remains an important technology in the history of electrical engineering. It laid the groundwork for many modern generators and power systems. Understanding its principles helps engineers design better systems that can incorporate the strengths of various generator types. Furthermore, the study of series dynamos provides insight into the fundamental principles of electromagnetism and energy conversion, which are essential concepts in physics and engineering.In conclusion, the series dynamo is a vital component of electrical generation technology, characterized by its unique design and operational principles. While it has limitations, its ability to deliver high starting torque makes it invaluable in specific applications. For students and professionals in the field of electrical engineering, mastering the concepts surrounding the series dynamo is essential for understanding broader electrical systems and their applications in the modern world.

“串联发电机”的概念在电气工程和电力生成领域中是基础性的。“串联发电机”，也称为串联绕组发电机，是一种电气发电机，其励磁绕组与电枢绕组串联连接。这种配置使得流经电枢的电流也流经励磁绕组，从而产生强磁场，增强发电机的输出电压。理解“串联发电机”的工作原理对于学习电气系统和机械设备的人来说至关重要。在典型的“串联发电机”中，电枢在由励磁线圈产生的磁场中旋转。当电枢旋转时，根据法拉第电磁感应定律，它切割磁力线，诱导出电动势（EMF）。 “串联发电机”的独特之处在于，随着负载的增加，磁场的强度也会增强；当从发电机抽取更多电流时，磁场强度增加，从而提高电压输出。这一特性使得“串联发电机”在需要高起始扭矩的应用中尤为有用。例如，它们通常用于电力牵引系统，如火车和电车，这些系统在启动重载时需要大量初始功率。“串联发电机”在低速下提供大量电流的能力使其在这些情况下理想。然而，使用“串联发电机”也存在局限性。一个主要缺点是输出电压会随着负载的变化而显著波动。在轻负载条件下，产生的电压可能不足以满足某些应用的需求，从而导致电源的不稳定。此外，“串联发电机”的效率不如其他类型的发电机，如并联或复合绕组发电机，尤其是在高负载下。尽管面临这些挑战，“串联发电机”仍然是电气工程历史上重要的技术。它为许多现代发电机和电力系统奠定了基础。理解其原理有助于工程师设计更好的系统，能够结合各种发电机类型的优点。此外，研究“串联发电机”提供了对电磁学和能量转换基本原理的深入了解，这些都是物理学和工程学中的重要概念。总之，“串联发电机”是电力生成技术的重要组成部分，其独特的设计和操作原理是其特征。尽管存在局限性，但其提供高起始扭矩的能力使其在特定应用中不可或缺。对于电气工程领域的学生和专业人士来说，掌握围绕“串联发电机”的概念对于理解更广泛的电气系统及其在现代世界中的应用至关重要。