harmonic filter

简明释义

谐波滤波器

英英释义

例句

1.The harmonic filter helped in minimizing the interference caused by non-linear loads.

这个谐波滤波器帮助减少了非线性负载造成的干扰。

2.By using a harmonic filter, we were able to comply with the IEEE 519 standard for power systems.

通过使用一个谐波滤波器，我们能够遵守电力系统的IEEE 519标准。

3.We decided to implement a harmonic filter to improve the power quality in our manufacturing plant.

我们决定实施一个谐波滤波器来改善我们制造厂的电能质量。

4.The installation of a harmonic filter significantly reduced the voltage distortion in our electrical system.

安装一个谐波滤波器显著降低了我们电气系统中的电压失真。

5.The harmonic filter was installed to protect sensitive equipment from voltage spikes.

安装谐波滤波器是为了保护敏感设备免受电压尖峰的影响。

作文

In the modern world, electrical systems are becoming increasingly complex. As a result, the quality of power supply is more critical than ever. One of the major issues that arise in electrical systems is the presence of harmonics, which can lead to various problems such as overheating, equipment failure, and increased energy costs. To address these challenges, engineers often employ a device known as a harmonic filter, which plays a crucial role in maintaining the efficiency and reliability of electrical systems.Harmonics are voltage or current waveforms that are integer multiples of the fundamental frequency. In a typical power system, the fundamental frequency is usually 50 or 60 Hz, depending on the region. However, when non-linear loads, such as variable frequency drives, computer power supplies, and fluorescent lighting, are connected to the power system, they generate harmonic currents. These harmonic currents distort the voltage waveform, leading to a range of negative effects on both the utility and the end-users.A harmonic filter is designed to mitigate these harmonic distortions. It works by providing a path for the harmonic currents to flow, effectively reducing their impact on the overall power system. There are two main types of harmonic filters: passive and active. Passive filters use inductors, capacitors, and resistors to create a filter network that can absorb specific harmonic frequencies. On the other hand, active filters use power electronics to dynamically adjust and counteract the harmonics in real-time, making them more versatile and effective in varying load conditions.The application of harmonic filters is essential in industries where sensitive electronic equipment is used. For example, in data centers, the presence of harmonics can lead to malfunctions or reduced lifespan of servers and networking equipment. By installing harmonic filters, businesses can ensure a stable power supply, thus protecting their investments and enhancing operational efficiency.Moreover, utilities also benefit from the installation of harmonic filters. High levels of harmonics can cause problems in the distribution system, including transformer overheating and increased losses. By reducing harmonics at the source or along the distribution network, utilities can improve the overall quality of power delivery, leading to lower operational costs and better service reliability.In conclusion, the importance of harmonic filters cannot be overstated. They serve as a vital tool in the management of power quality, ensuring that electrical systems operate efficiently and reliably. As technology continues to advance and the demand for electricity grows, the role of harmonic filters will only become more significant. By investing in these devices, both industries and utilities can safeguard their infrastructure, enhance performance, and ultimately contribute to a more sustainable energy future.

在现代社会，电力系统变得越来越复杂。因此，电力供应的质量比以往任何时候都更加重要。在电力系统中，存在的主要问题之一是谐波的出现，这可能导致过热、设备故障和能源成本增加等各种问题。为了应对这些挑战，工程师们通常使用一种称为谐波滤波器的设备，该设备在维护电力系统的效率和可靠性方面发挥着关键作用。谐波是电压或电流波形的整数倍频率。在典型的电力系统中，基频通常为50或60赫兹，具体取决于地区。然而，当非线性负载（如变频驱动器、计算机电源和荧光灯）连接到电力系统时，它们会产生谐波电流。这些谐波电流扭曲了电压波形，导致对公用事业和最终用户的一系列负面影响。谐波滤波器旨在减轻这些谐波失真。它通过为谐波电流提供流动路径，有效地减少其对整个电力系统的影响。谐波滤波器主要有两种类型：被动滤波器和主动滤波器。被动滤波器使用电感器、电容器和电阻器创建一个滤波网络，可以吸收特定的谐波频率。另一方面，主动滤波器使用功率电子设备动态调整并实时抵消谐波，使其在变化的负载条件下更具灵活性和有效性。谐波滤波器的应用在使用敏感电子设备的行业中至关重要。例如，在数据中心，谐波的存在可能导致服务器和网络设备的故障或使用寿命缩短。通过安装谐波滤波器，企业可以确保稳定的电力供应，从而保护其投资并提高运营效率。此外，公用事业公司也从安装谐波滤波器中受益。高水平的谐波可能会导致配电系统中的问题，包括变压器过热和损耗增加。通过在源头或沿配电网络减少谐波，公用事业公司可以改善电力交付的整体质量，从而降低运营成本并提高服务可靠性。总之，谐波滤波器的重要性不容小觑。它们作为管理电力质量的重要工具，确保电力系统高效可靠地运行。随着技术的不断进步和电力需求的增长，谐波滤波器的作用将变得更加重要。通过投资这些设备，工业和公用事业公司可以保护其基础设施，提高性能，并最终为更可持续的能源未来做出贡献。