polyphase power

简明释义

多相功率

英英释义

例句

1.In a polyphase power system, the voltage levels are balanced across multiple phases.

在多相电力系统中，电压水平在多个相之间是平衡的。

2.The advantages of using polyphase power include reduced energy losses and increased efficiency.

使用多相电力的优点包括减少能量损失和提高效率。

3.Electric motors designed for polyphase power typically offer better performance than single-phase motors.

设计用于多相电力的电动机通常比单相电动机提供更好的性能。

4.A three-phase generator produces polyphase power that can be used for industrial applications.

三相发电机产生的多相电力可用于工业应用。

5.The factory uses polyphase power to run its heavy machinery efficiently.

工厂使用多相电力来高效地运行其重型机械。

作文

In the world of electrical engineering, understanding the concept of polyphase power is crucial for both professionals and students alike. Polyphase power refers to a type of electrical power system that utilizes multiple alternating currents (AC) to transmit energy efficiently. The most common form of polyphase power is the three-phase system, which is widely used in industrial settings due to its ability to deliver more power with less conductor material compared to single-phase systems.The primary advantage of polyphase power lies in its efficiency. In a three-phase system, the power delivered is constant and does not fluctuate as it does in single-phase systems. This results in smoother operation of motors and other equipment, reducing wear and tear over time. Moreover, because three-phase systems can use smaller wires to transmit the same amount of power, they are more economical in terms of installation and maintenance costs.Another significant benefit of polyphase power is its effectiveness in powering large motors. In industries where heavy machinery is commonplace, three-phase motors are preferred because they start easily and run more efficiently than their single-phase counterparts. This efficiency translates into lower energy costs and increased productivity, making polyphase power an essential component of modern industrial infrastructure.Additionally, polyphase power systems can be configured in various ways to meet specific needs. For example, while three-phase systems are the most prevalent, there are also four-phase and six-phase systems that can be utilized for specialized applications. Each configuration offers unique advantages, allowing engineers to tailor solutions based on the requirements of a particular project.Despite its many benefits, the implementation of polyphase power systems requires careful planning and consideration. Engineers must take into account factors such as load balancing, phase rotation, and system grounding to ensure optimal performance. Failure to address these considerations can lead to inefficiencies and even equipment damage, underscoring the importance of thorough knowledge in this area.In conclusion, polyphase power plays a vital role in the efficient transmission of electrical energy, particularly in industrial applications. Its advantages in efficiency, cost savings, and motor performance make it a preferred choice for many engineers and businesses. As technology continues to advance, the importance of understanding polyphase power will only grow, highlighting the need for ongoing education and training in this critical field of electrical engineering.

多相电力在电气工程的世界中，对专业人士和学生来说，理解其概念至关重要。多相电力是指一种利用多个交流电（AC）高效传输能量的电力系统。最常见的形式是三相系统，由于其能够以比单相系统更少的导体材料传递更多的电力，因此在工业环境中得到广泛应用。多相电力的主要优点在于其效率。在三相系统中，传递的功率是恒定的，不像单相系统那样波动。这导致电机和其他设备的操作更加平稳，减少了磨损。此外，由于三相系统可以使用更小的导线传输相同数量的电力，因此在安装和维护成本上更加经济。另一个显著的好处是多相电力系统在为大型电机供电方面的有效性。在重型机械普遍存在的工业中，三相电机是首选，因为它们启动容易且运行效率高于单相电机。这种效率转化为较低的能源成本和更高的生产力，使得多相电力成为现代工业基础设施的重要组成部分。此外，多相电力系统可以以各种方式配置以满足特定需求。例如，尽管三相系统最为普遍，但也可以根据专门应用使用四相和六相系统。每种配置都提供独特的优势，使工程师能够根据特定项目的要求量身定制解决方案。尽管有许多好处，实施多相电力系统需要仔细规划和考虑。工程师必须考虑负载平衡、相位旋转和系统接地等因素，以确保最佳性能。未能解决这些问题可能导致效率低下甚至设备损坏，这突显了在这一领域深入了解的重要性。总之，多相电力在电能的高效传输中起着至关重要的作用，特别是在工业应用中。其在效率、成本节约和电机性能方面的优势使其成为许多工程师和企业的首选。随着技术的不断进步，理解多相电力的重要性只会增加，这强调了在这一关键电气工程领域持续教育和培训的必要性。