high voltage cable

简明释义

高压电缆

英英释义

例句

1.Always keep a safe distance from a downed high voltage cable to avoid electrocution.

始终保持与倒下的高压电缆安全距离，以避免触电。

2.The technician carefully inspected the high voltage cable for any signs of wear and tear.

技术人员仔细检查了高压电缆是否有磨损的迹象。

3.They used specialized tools to repair the high voltage cable that had been damaged by heavy machinery.

他们使用专业工具修复了被重型机械损坏的高压电缆。

4.During the storm, the high voltage cable was damaged, causing a power outage in the area.

暴风雨期间，高压电缆受损，导致该地区停电。

5.The construction crew was warned about the nearby high voltage cable before starting their work.

施工队在开始工作前被警告注意附近的高压电缆。

作文

High voltage cables are essential components in the modern electrical infrastructure, playing a crucial role in the transmission of electricity over long distances. These cables are designed to carry high voltage power safely and efficiently, ensuring that energy can be delivered from generation points to consumers without significant losses. The term high voltage cable refers specifically to cables that operate at voltages above 1,000 volts, which is significantly higher than standard household wiring. This high capacity allows for the transfer of large amounts of power, making it possible to connect power plants to urban centers and industrial facilities. One of the key advantages of using high voltage cables is their ability to reduce energy loss during transmission. When electricity travels over long distances, some of it is lost as heat due to resistance in the wires. By using higher voltages, the same amount of power can be transmitted with lower current, which minimizes these losses. This efficiency is critical for maintaining the reliability and sustainability of our energy systems, especially as demand for electricity continues to grow worldwide.The construction of high voltage cables involves specialized materials and techniques to ensure safety and performance. These cables are typically insulated with materials that can withstand extreme temperatures and electrical stress. The insulation must not only protect the conductor from external elements but also prevent any leakage of electricity, which could pose safety hazards. Additionally, the cables are often armored to protect against mechanical damage, particularly in areas where they may be exposed to environmental challenges.In recent years, the development of new technologies has led to advancements in high voltage cable design and manufacturing. For example, the use of cross-linked polyethylene (XLPE) insulation has become increasingly common due to its excellent thermal and electrical properties. This innovation allows for lighter, more flexible cables that are easier to install and maintain. Furthermore, innovations in cable laying techniques, such as the use of underwater cables, have expanded the possibilities for connecting remote energy sources, like offshore wind farms, to the grid.Despite the benefits, the installation and maintenance of high voltage cables come with challenges. The initial costs can be significant, and careful planning is required to ensure that these cables are laid in suitable locations to avoid disruptions to existing infrastructure. Moreover, ongoing maintenance is critical to prevent failures that could lead to outages or safety incidents. Regular inspections and monitoring systems are necessary to detect potential issues early and ensure the continued safe operation of these vital components.In conclusion, high voltage cables are indispensable for the efficient distribution of electricity in today’s world. Their ability to transmit large amounts of power over long distances with minimal losses makes them a cornerstone of modern energy systems. As technology continues to evolve, we can expect further improvements in the design and functionality of these cables, contributing to a more reliable and sustainable energy future. Understanding the importance of high voltage cables helps us appreciate the complexity and sophistication of the electrical networks that power our daily lives.

高压电缆是现代电力基础设施的重要组成部分，在长距离电力传输中发挥着至关重要的作用。这些电缆旨在安全有效地输送高压电力，确保能量能够从发电点传递到消费者，而不会造成显著的损失。术语高压电缆专门指的是在超过1000伏特电压下运行的电缆，这远高于标准家用电线。这种高容量使得大量电力的传输成为可能，使得电厂与城市中心和工业设施之间的连接成为现实。使用高压电缆的一个主要优点是它们能够减少传输过程中的能量损失。当电力长距离传输时，由于导线中的电阻，一部分电力会以热量的形式损失。通过使用更高的电压，可以以较低的电流传输相同数量的电力，从而最小化这些损失。这种效率对于维护我们的能源系统的可靠性和可持续性至关重要，尤其是在全球对电力需求不断增长的情况下。高压电缆的构造涉及到专门的材料和技术，以确保安全和性能。这些电缆通常采用能够承受极端温度和电气压力的绝缘材料。绝缘不仅必须保护导体免受外部因素的影响，还必须防止电力泄漏，这可能会造成安全隐患。此外，电缆通常还会进行加固，以防止机械损坏，特别是在可能暴露于环境挑战的区域。近年来，新技术的发展推动了高压电缆设计和制造的进步。例如，由于其优异的热和电性能，交联聚乙烯（XLPE）绝缘材料的使用变得越来越普遍。这一创新使得电缆更加轻便和灵活，便于安装和维护。此外，电缆铺设技术的创新，例如使用水下电缆，扩大了将偏远能源源（如海上风电场）连接到电网的可能性。尽管有诸多好处，但高压电缆的安装和维护也面临挑战。初始成本可能很高，需要仔细规划以确保这些电缆铺设在合适的位置，以避免对现有基础设施造成干扰。此外，持续的维护对于防止故障至关重要，这可能导致停电或安全事件。定期检查和监测系统是必要的，以便及早发现潜在问题，确保这些重要组件的安全运营。总之，高压电缆对于当今世界高效的电力分配不可或缺。它们能够以最小的损失在长距离内传输大量电力，使其成为现代能源系统的基石。随着技术的不断发展，我们可以期待这些电缆在设计和功能上的进一步改善，为更加可靠和可持续的能源未来做出贡献。理解高压电缆的重要性有助于我们欣赏支撑我们日常生活的电力网络的复杂性和精密性。