three phase

简明释义

三相

英英释义

例句

1.We need to convert the system to a three phase configuration for better efficiency.

我们需要将系统转换为三相配置以提高效率。

2.In industrial applications, three phase systems are commonly used.

在工业应用中，通常使用三相系统。

3.A three phase circuit can handle more load than a single-phase circuit.

三相电路能够承载比单相电路更多的负载。

4.The motor operates on a three phase power supply.

该电动机在三相电源上运行。

5.The generator produces three phase electricity for large machines.

发电机为大型机器提供三相电力。

作文

In the world of electrical engineering, the concept of three phase (三相) power systems is fundamental. Unlike single-phase systems, which are commonly used in residential settings, three phase (三相) systems provide a more efficient way to deliver electricity over long distances. This efficiency is primarily due to the continuous power transfer that three phase (三相) systems offer, reducing the fluctuations that can occur in single-phase systems. A three phase (三相) system consists of three alternating currents, each out of phase with the others by 120 degrees. This arrangement allows for a constant flow of power, making it ideal for industrial applications where large motors and heavy machinery operate. For example, if you consider a factory setting, using a three phase (三相) power supply can significantly enhance the performance of electric motors. These motors can start and run more smoothly and efficiently compared to those powered by single-phase electricity.Moreover, the advantages of three phase (三相) systems extend beyond just efficiency. They also require less conductor material for the same amount of power transmission. In practical terms, this means that utility companies can save on costs associated with infrastructure while still delivering reliable service to their customers. Additionally, the use of three phase (三相) systems reduces the voltage drop over long distances, which is a common issue in single-phase systems.Another important aspect of three phase (三相) systems is their ability to easily balance loads. In a three phase (三相) system, if one phase experiences a higher load, the other two phases can compensate, ensuring that the system operates smoothly. This load balancing is crucial in preventing outages and maintaining the stability of the electrical grid.Despite these advantages, transitioning from a single-phase to a three phase (三相) system is not without its challenges. For many residential areas, the existing infrastructure is designed around single-phase systems, and upgrading to a three phase (三相) system may require significant investment. However, as industries continue to grow and demand for energy increases, the benefits of three phase (三相) systems make them an attractive option for future developments.In conclusion, the three phase (三相) power system represents a critical advancement in the field of electrical engineering. Its efficiency, cost-effectiveness, and ability to balance loads make it the preferred choice for industrial applications. As technology continues to evolve, understanding the principles behind three phase (三相) systems will be essential for engineers and electricians alike. Embracing this knowledge will not only lead to better designs but also contribute to a more sustainable and reliable energy future.

在电气工程的世界中，三相（three phase）电力系统的概念是基础性的。与常用于住宅环境的单相系统不同，三相（three phase）系统提供了一种更高效的方式来长距离输送电力。这种效率主要源于三相（three phase）系统所提供的连续电力传输，减少了单相系统中可能出现的波动。一个三相（three phase）系统由三种交流电组成，每种电流之间相差120度。这种排列允许电力的持续流动，使其非常适合工业应用，其中大型电动机和重型机械运行。例如，在工厂环境中，使用三相（three phase）电源可以显著提高电动机的性能。这些电动机相比于单相电力供电的电动机，可以更平稳、更高效地启动和运行。此外，三相（three phase）系统的优势不仅限于效率。它们还需要较少的导体材料来传输相同数量的电力。在实际操作中，这意味着公用事业公司可以节省基础设施相关的成本，同时仍能向客户提供可靠的服务。此外，三相（three phase）系统的使用减少了长距离输电中的电压降，这是单相系统中的一个常见问题。三相（three phase）系统的另一个重要方面是它们能够轻松实现负载平衡。在三相（three phase）系统中，如果一个相经历了更高的负载，其他两个相可以进行补偿，从而确保系统平稳运行。这种负载平衡对防止停电和维护电网的稳定性至关重要。尽管有这些优势，但从单相系统过渡到三相（three phase）系统并非没有挑战。对于许多住宅区，现有基础设施是围绕单相系统设计的，升级到三相（three phase）系统可能需要大量投资。然而，随着工业的不断发展和能源需求的增加，三相（three phase）系统的好处使其成为未来发展的一个有吸引力的选择。总之，三相（three phase）电力系统代表了电气工程领域的一项关键进展。其效率、成本效益和负载平衡能力使其成为工业应用的首选。随着技术的不断发展，理解三相（three phase）系统背后的原理将对工程师和电工来说至关重要。掌握这一知识不仅会导致更好的设计，还将有助于实现一个更可持续和可靠的能源未来。