voltage harmonic

简明释义

电压谐波

英英释义

例句

1.The utility company provides guidelines for managing voltage harmonic 电压谐波 issues.

公用事业公司提供管理电压谐波问题的指南。

2.Engineers monitor voltage harmonic 电压谐波 levels to ensure the efficiency of power systems.

工程师监测电压谐波水平，以确保电力系统的效率。

3.To reduce voltage harmonic 电压谐波, companies often install filters.

为了减少电压谐波，公司通常会安装滤波器。

4.The presence of voltage harmonic 电压谐波 can lead to overheating in transformers.

电压谐波的存在可能导致变压器过热。

5.High voltage harmonic 电压谐波 distortion can affect sensitive electronic equipment.

高电压谐波失真会影响敏感的电子设备。

作文

In the realm of electrical engineering, understanding the concept of voltage harmonic is crucial for ensuring the efficiency and stability of power systems. Voltage harmonic refers to the distortion in the voltage waveform that occurs when non-linear loads are connected to an electrical system. These non-linear loads, such as computers, LED lighting, and variable frequency drives, draw current in a way that does not align with the pure sinusoidal waveform expected from an ideal power supply. As a result, the voltage waveform can become distorted, leading to various operational issues in electrical equipment.One of the primary concerns associated with voltage harmonic distortion is its impact on the performance of electrical devices. Many devices are designed to operate under specific voltage conditions, and any deviation from these conditions can lead to overheating, malfunction, or even premature failure. For example, motors may experience increased heating due to harmonics, which can reduce their lifespan and efficiency. Similarly, sensitive electronic equipment can become erratic or fail altogether if the voltage levels exceed acceptable thresholds due to harmonic distortion.Moreover, voltage harmonic can also affect the overall power quality in a grid. Poor power quality can lead to increased losses in transmission lines, reduced system capacity, and even outages. Utilities and engineers must monitor and manage harmonics to maintain a reliable power supply. This often involves the use of specialized equipment, such as harmonic filters, which are designed to mitigate the effects of harmonics by filtering out unwanted frequencies from the electrical system.The measurement of voltage harmonic is typically done using harmonic analyzers, which can provide a detailed analysis of the harmonic content present in the voltage waveform. These devices help engineers identify the sources of distortion and assess the effectiveness of any mitigation strategies implemented. Understanding the harmonic spectrum is essential for diagnosing issues and ensuring compliance with industry standards, such as IEEE 519, which sets limits on harmonic distortion in electrical systems.In conclusion, the concept of voltage harmonic is a vital aspect of modern electrical engineering. With the increasing prevalence of non-linear loads in our power systems, the need to understand and manage harmonics has never been more critical. By addressing voltage harmonic issues, engineers can enhance the reliability and efficiency of electrical systems, ultimately leading to better performance of devices and improved power quality for consumers. As technology continues to evolve, ongoing research and development in this field will be essential to tackle the challenges posed by harmonics and ensure a stable and efficient power supply for all users.

在电气工程领域，理解电压谐波的概念对于确保电力系统的效率和稳定性至关重要。电压谐波指的是当非线性负载连接到电气系统时，电压波形所发生的失真。这些非线性负载，如计算机、LED照明和变频驱动器，以不符合理想电源所期望的纯正弦波波形的方式吸取电流。因此，电压波形可能会变得失真，从而导致电气设备的各种操作问题。与电压谐波失真相关的主要问题之一是其对电气设备性能的影响。许多设备设计时是基于特定的电压条件，而任何偏离这些条件的情况都可能导致过热、故障甚至提前失效。例如，由于谐波的影响，电动机可能会经历更高的温度，这会减少其使用寿命和效率。同样，敏感的电子设备如果由于谐波失真而使电压水平超过可接受的阈值，可能会变得不稳定或完全失效。此外，电压谐波还可能影响电网的整体电能质量。较差的电能质量可能导致输电线路中的损耗增加、系统容量降低，甚至出现停电。公用事业公司和工程师必须监控和管理谐波，以维持可靠的电力供应。这通常涉及使用专门的设备，如谐波滤波器，旨在通过过滤掉电气系统中不必要的频率来减轻谐波的影响。电压谐波的测量通常使用谐波分析仪进行，这些设备可以提供电压波形中谐波成分的详细分析。这些设备帮助工程师识别失真的来源，并评估任何已实施的缓解策略的有效性。了解谐波谱对于诊断问题和确保遵守行业标准（如IEEE 519）至关重要，该标准规定了电气系统中谐波失真的限制。总之，电压谐波的概念是现代电气工程的重要方面。随着我们电力系统中非线性负载的日益普遍，理解和管理谐波的需求比以往任何时候都更加重要。通过解决电压谐波问题，工程师可以提高电力系统的可靠性和效率，最终提高设备的性能并改善消费者的电能质量。随着技术的不断发展，该领域的持续研究和开发对于应对谐波带来的挑战以及确保所有用户稳定、高效的电力供应将是至关重要的。