synchronous generator

简明释义

同步发电机

英英释义

例句

1.In wind energy systems, a synchronous generator is often used for its efficiency.

在风能系统中，通常使用同步发电机以提高效率。

2.The power plant utilizes a synchronous generator to ensure stable electricity supply.

该电厂利用同步发电机确保稳定的电力供应。

3.Engineers prefer synchronous generators for large-scale hydroelectric projects.

工程师们更喜欢在大型水电项目中使用同步发电机。

4.The synchronous generator operates at a constant speed regardless of the load.

该同步发电机在负载变化时仍以恒定速度运转。

5.A synchronous generator can improve the power factor of an electrical system.

一个同步发电机可以改善电气系统的功率因数。

作文

In the field of electrical engineering, one of the most significant inventions is the synchronous generator. A synchronous generator is a machine that converts mechanical energy into electrical energy with a fixed relationship between the speed of the rotor and the frequency of the output voltage. This type of generator is widely used in power plants to produce electricity for both industrial and residential use. The operation of a synchronous generator relies on the principles of electromagnetism, where a magnetic field is created by either permanent magnets or electromagnets, and when the rotor spins, it induces an electric current in the stator windings.The design of a synchronous generator typically involves a rotor, which is the rotating part of the machine, and a stator, which is the stationary part. The rotor can be either cylindrical or salient pole type, depending on the application. When the rotor spins at a constant speed, it generates a magnetic field that interacts with the coils of wire in the stator. This interaction produces alternating current (AC) electricity, which is then transformed into the required voltage levels for distribution.One of the key advantages of a synchronous generator is its ability to operate at a constant speed, which ensures that the frequency of the generated electricity remains stable. This stability is crucial for maintaining the reliability of the power grid, as fluctuations in frequency can lead to equipment damage and power outages. Additionally, synchronous generators are capable of providing reactive power support to the grid, which helps in voltage regulation and enhances the overall efficiency of the power system.However, operating a synchronous generator requires careful synchronization with the grid. If the generator is not properly synchronized, it can cause disturbances that may lead to system instability. Engineers must ensure that the generator's speed and phase match those of the grid before connecting it. This process often involves sophisticated control systems that monitor the generator's performance in real-time.Furthermore, synchronous generators are commonly used in hydroelectric power plants, thermal power stations, and wind farms. In hydroelectric plants, water flows through turbines connected to the rotor of the generator, converting the kinetic energy of falling water into electrical energy. In thermal power stations, steam produced from burning fossil fuels drives the turbine, while in wind farms, the kinetic energy from wind turns the blades of the turbine, which in turn spins the rotor of the synchronous generator.In conclusion, the synchronous generator plays a vital role in modern power generation. Its ability to produce stable and reliable electricity makes it an essential component of the electrical grid. As the world shifts towards more renewable energy sources, the importance of synchronous generators will continue to grow, ensuring that we have a consistent and efficient supply of electrical energy. Understanding how a synchronous generator works and its applications can provide valuable insights into the future of energy production and distribution. The term synchronous generator translates to "同步发电机" in Chinese, highlighting its function of generating electricity in sync with the frequency of the power system. As technology advances, the design and efficiency of synchronous generators will likely evolve, paving the way for a more sustainable energy future.

在电气工程领域，最重要的发明之一就是同步发电机。同步发电机是一种将机械能转换为电能的机器，其转子速度与输出电压频率之间保持固定关系。这种类型的发电机广泛用于发电厂，为工业和居民提供电力。同步发电机的运行依赖于电磁学原理，通过永久磁铁或电磁铁产生磁场，当转子旋转时，在定子绕组中感应出电流。同步发电机的设计通常包括转子（机器的旋转部分）和定子（静止部分）。根据应用，转子可以是圆柱形或突出极型。当转子以恒定速度旋转时，它会产生一个与定子线圈相互作用的磁场。这种相互作用会产生交流电（AC），然后将其转化为所需的电压水平以供分配。同步发电机的一个主要优点是能够以恒定速度运行，从而确保生成的电力频率保持稳定。这种稳定性对维护电网的可靠性至关重要，因为频率波动可能导致设备损坏和停电。此外，同步发电机能够为电网提供无功功率支持，这有助于电压调节并提高电力系统的整体效率。然而，操作同步发电机需要与电网进行仔细的同步。如果发电机未正确同步，可能会导致干扰，从而导致系统不稳定。工程师必须确保发电机的速度和相位与电网匹配后才能连接。这一过程通常涉及复杂的控制系统，实时监测发电机的性能。此外，同步发电机常用于水电站、热电站和风电场。在水电站中，水流经过与发电机转子连接的涡轮，将落水的动能转化为电能。在热电站中，燃烧化石燃料产生的蒸汽驱动涡轮，而在风电场中，风的动能使涡轮的叶片转动，从而旋转同步发电机的转子。总之，同步发电机在现代发电中发挥着至关重要的作用。其产生稳定可靠电力的能力使其成为电网的重要组成部分。随着世界向更多可再生能源的转变，同步发电机的重要性将继续增长，确保我们拥有一致且高效的电力供应。了解同步发电机的工作原理及其应用，可以为我们提供对未来能源生产和分配的宝贵见解。术语同步发电机在中文中翻译为“同步发电机”，突显了其与电力系统频率同步发电的功能。随着技术的进步，同步发电机的设计和效率可能会不断演变，为更加可持续的能源未来铺平道路。