mains frequency

简明释义

市电频率；电源频率

英英释义

例句

1.The device operates at a standard voltage of 230V and a mains frequency 市电频率 of 50Hz.

该设备在标准电压230V和50Hz的市电频率下运行。

2.Some sensitive equipment requires a stable mains frequency 市电频率 to function properly.

一些敏感设备需要稳定的市电频率才能正常工作。

3.You need to check if your equipment is compatible with the local mains frequency 市电频率 before using it.

在使用设备之前，您需要检查它是否与当地的市电频率兼容。

4.In some countries, the mains frequency 市电频率 is 60Hz, which can affect the performance of electrical appliances.

在一些国家，市电频率是60Hz，这可能会影响电器的性能。

5.The generator can be adjusted to match the mains frequency 市电频率 of the grid.

发电机可以调节以匹配电网的市电频率。

作文

Understanding the concept of mains frequency is crucial for anyone involved in electrical engineering or related fields. The term mains frequency refers to the standard frequency of alternating current (AC) supplied by the electricity grid. In many countries, this frequency is typically either 50 Hz or 60 Hz, depending on regional standards. The mains frequency plays a significant role in the operation of electrical devices and systems, ensuring that they function efficiently and safely.The importance of maintaining a stable mains frequency cannot be overstated. Electrical appliances are designed to operate at specific frequencies, and deviations from this standard can lead to malfunction or even damage. For instance, motors and clocks are particularly sensitive to changes in frequency. A motor running at an incorrect mains frequency may experience overheating, reduced efficiency, or failure, while clocks may lose accuracy, leading to scheduling issues.Furthermore, the stability of the mains frequency is essential for the overall reliability of the power supply. Power generation must match consumption to maintain this frequency within acceptable limits. If demand exceeds supply, the frequency will drop; conversely, if supply exceeds demand, the frequency will rise. These fluctuations can create a ripple effect throughout the entire electrical grid, potentially leading to blackouts or other significant disruptions.In addition to its technical implications, the mains frequency also has economic and environmental impacts. Efficient management of the power grid, including maintaining a consistent mains frequency, can reduce energy waste and lower costs for consumers. Moreover, as renewable energy sources like wind and solar become more prevalent, managing the mains frequency becomes increasingly complex. These sources can introduce variability into the grid, making it necessary to develop advanced technologies and strategies to ensure frequency stability.To illustrate the significance of mains frequency, consider the case of a country transitioning from a predominantly fossil fuel-based energy system to one that incorporates more renewable resources. As the proportion of renewables increases, grid operators face the challenge of balancing supply and demand while keeping the mains frequency stable. This requires real-time monitoring and control systems capable of responding to rapid changes in generation and consumption patterns.Moreover, international trade of electricity between countries with different mains frequencies poses additional challenges. For example, Europe predominantly uses 50 Hz, while North America uses 60 Hz. This discrepancy complicates cross-border electricity exchanges, necessitating the use of converters and other technologies to synchronize the frequencies. Such complexities highlight the interconnectedness of global energy systems and the importance of understanding mains frequency in a broader context.In conclusion, grasping the concept of mains frequency is essential for professionals in the energy sector, as well as for consumers who rely on electrical devices in their daily lives. The implications of mains frequency extend beyond technical specifications; they encompass economic, environmental, and societal dimensions. As we move toward a more sustainable energy future, the ability to manage and maintain a stable mains frequency will be crucial for ensuring a reliable and efficient power supply for all.

理解mains frequency这一概念对于任何从事电气工程或相关领域的人来说都是至关重要的。术语mains frequency指的是电网提供的交流电（AC）的标准频率。在许多国家，这一频率通常为50赫兹或60赫兹，具体取决于地区标准。mains frequency在电气设备和系统的运行中起着重要作用，确保它们高效且安全地工作。保持稳定的mains frequency的重要性不容小觑。电器是根据特定频率设计的，偏离这一标准可能导致故障甚至损坏。例如，电动机和时钟对频率变化特别敏感。在不正确的mains frequency下运行的电动机可能会过热、效率降低或出现故障，而时钟可能会失去准确性，从而导致调度问题。此外，mains frequency的稳定性对电力供应的整体可靠性至关重要。发电必须与消费相匹配，以保持这一频率在可接受的范围内。如果需求超过供应，频率将下降；反之，如果供应超过需求，频率将上升。这些波动可能在整个电网中产生连锁反应，可能导致停电或其他重大干扰。除了技术影响外，mains frequency还具有经济和环境影响。有效管理电网，包括保持一致的mains frequency，可以减少能源浪费并降低消费者成本。此外，随着风能和太阳能等可再生能源变得越来越普遍，管理mains frequency变得愈加复杂。这些能源可能会给电网带来变动性，因此需要开发先进的技术和策略以确保频率的稳定。为了说明mains frequency的重要性，考虑一个国家从以化石燃料为主的能源系统过渡到融入更多可再生资源的案例。随着可再生能源比例的增加，电网运营商面临着在保持mains frequency稳定的同时平衡供需的挑战。这需要实时监控和控制系统，能够对发电和消费模式的快速变化做出响应。此外，不同mains frequency的国家之间的电力国际交易也带来了额外的挑战。例如，欧洲主要使用50赫兹，而北美使用60赫兹。这种差异使跨境电力交换变得复杂， necessitating the use of converters and other technologies to synchronize the frequencies. Such complexities highlight the interconnectedness of global energy systems and the importance of understanding mains frequency in a broader context.总之，掌握mains frequency的概念对于能源行业的专业人员以及依赖电气设备的消费者来说都是至关重要的。mains frequency的影响超越了技术规格，它涵盖了经济、环境和社会层面的维度。随着我们朝着更可持续的能源未来迈进，管理和保持稳定的mains frequency将是确保所有人都能获得可靠和高效的电力供应的关键。