three-phase machine

简明释义

三相电机

英英释义

例句

1.To ensure efficiency, we need to connect the three-phase machine properly.

为了确保效率，我们需要正确连接三相机器。

2.The factory upgraded its power supply to support the new three-phase machine.

工厂升级了电源以支持新的三相机器。

3.A three-phase machine is often used in industrial applications for better performance.

三相机器通常用于工业应用，以获得更好的性能。

4.The energy consumption of a three-phase machine is generally lower than that of a single-phase machine.

三相机器的能耗通常低于单相机器。

5.The technician performed maintenance on the three-phase machine last week.

技术人员上周对三相机器进行了维护。

作文

In the realm of electrical engineering, the term three-phase machine refers to a type of electrical machine that operates on a three-phase power supply. This configuration is widely used in industrial and commercial applications due to its efficiency and effectiveness in power distribution. Unlike single-phase machines, which rely on a single alternating current (AC) waveform, three-phase machines utilize three separate AC waveforms that are offset by 120 degrees. This arrangement allows for a more consistent and reliable power flow, making it ideal for heavy-duty machinery and large-scale operations.One of the key advantages of three-phase machines is their ability to produce a rotating magnetic field. This is essential for the operation of motors, as the rotating magnetic field induces torque on the rotor, enabling it to turn. This principle is crucial for various applications, from manufacturing plants to electric vehicles. In fact, most industrial motors are three-phase machines, as they can handle higher loads and operate more smoothly than their single-phase counterparts.Moreover, three-phase machines are more efficient in terms of energy consumption. They require less conductor material for the same amount of power transmitted compared to single-phase systems. This efficiency translates into cost savings for businesses, as they can reduce their energy bills while maintaining high levels of performance. Additionally, three-phase machines experience lower voltage drops, which means that they can deliver power over longer distances without significant losses.The versatility of three-phase machines also extends to their design and application. They can be found in various forms, including synchronous and asynchronous motors, generators, and transformers. Each type serves a specific purpose, but they all share the common feature of operating on a three-phase system. For instance, synchronous machines are often used in power generation, while asynchronous machines are prevalent in industrial applications where speed control is less critical.Another important aspect of three-phase machines is their role in renewable energy systems. As the world shifts towards sustainable energy sources, the integration of three-phase machines with solar and wind power systems has become increasingly common. These machines help convert the variable output from renewable sources into stable three-phase power, allowing for efficient integration into the existing power grid.In conclusion, the three-phase machine plays a vital role in modern electrical systems, offering numerous advantages over single-phase alternatives. Its ability to provide a continuous power supply, coupled with its efficiency and versatility, makes it an indispensable component in various industries. Understanding the principles behind three-phase machines is essential for anyone involved in electrical engineering or related fields. As technology continues to advance, the importance of these machines will only grow, paving the way for more efficient and sustainable energy solutions.

在电气工程领域，术语三相机器指的是一种在三相电源下运行的电气机器。这种配置由于其在电力分配中的效率和有效性，广泛应用于工业和商业领域。与依赖单一交流（AC）波形的单相机器不同，三相机器利用三种分别相差120度的交流波形。这种排列允许更为一致和可靠的电力流动，使其非常适合重型机械和大规模操作。三相机器的一个主要优点是它们能够产生旋转磁场。这对于电动机的运行至关重要，因为旋转磁场会在转子上感应出扭矩，使其能够旋转。这个原理对于从制造工厂到电动车的各种应用都是至关重要的。事实上，大多数工业电动机都是三相机器，因为它们能够处理更高的负载，并且比其单相对应物运行得更平稳。此外，三相机器在能源消耗方面也更为高效。与单相系统相比，它们在传输相同功率时所需的导体材料更少。这种效率转化为企业的成本节约，因为他们可以在保持高性能水平的同时减少能源账单。此外，三相机器经历的电压降更低，这意味着它们可以在不显著损失的情况下将电力传送更长的距离。三相机器的多功能性还体现在其设计和应用上。它们可以以各种形式出现，包括同步电动机、异步电动机、发电机和变压器。每种类型都有特定的用途，但它们都共享在三相系统中运行的共同特征。例如，同步机器通常用于发电，而异步机器在工业应用中更为普遍，在这些应用中，速度控制的要求较低。三相机器的另一个重要方面是它们在可再生能源系统中的作用。随着世界向可持续能源来源的转变，三相机器与太阳能和风能系统的集成变得越来越普遍。这些机器有助于将可再生能源的可变输出转换为稳定的三相电力，从而实现与现有电网的有效集成。总之，三相机器在现代电气系统中发挥着至关重要的作用，提供了许多相对于单相替代品的优势。它能够提供连续的电力供应，加上其效率和多功能性，使其成为各个行业不可或缺的组成部分。理解三相机器背后的原理对于任何参与电气工程或相关领域的人来说都是必不可少的。随着技术的不断进步，这些机器的重要性只会增加，为更高效和可持续的能源解决方案铺平道路。