mercury vapour rectifier

简明释义

汞弧整流器

英英释义

例句

1.In older industrial applications, the mercury vapour rectifier was a common choice for voltage regulation.

在较旧的工业应用中，汞蒸气整流器是电压调节的常见选择。

2.A mercury vapour rectifier can be used in large power plants for efficient energy conversion.

在大型发电厂中可以使用汞蒸气整流器进行高效的能量转换。

3.The design of the mercury vapour rectifier allows for high current handling capabilities.

设计中的汞蒸气整流器允许高电流处理能力。

4.The power supply system uses a mercury vapour rectifier to convert AC to DC efficiently.

电源系统使用汞蒸气整流器有效地将交流电转换为直流电。

5.During maintenance, technicians must handle the mercury vapour rectifier with care due to its toxic components.

在维护期间，技术人员必须小心处理汞蒸气整流器，因为其含有有毒成分。

作文

The history of electrical engineering is filled with remarkable inventions that have revolutionized the way we generate and use electricity. One such invention is the mercury vapour rectifier, a device that played a crucial role in the development of power electronics. The mercury vapour rectifier (汞蒸气整流器) is a type of electrical rectifier that uses mercury vapor to convert alternating current (AC) into direct current (DC). This technology was particularly significant in the early to mid-20th century when the demand for reliable and efficient power supply systems was on the rise.The operation of a mercury vapour rectifier is based on the principles of thermionic emission and the properties of mercury vapor. Inside the rectifier, mercury is heated to produce vapor, which then allows electrons to flow. When an AC voltage is applied, the rectifier conducts during one half of the cycle, allowing current to pass through, and blocks it during the other half, thus converting AC to DC. This process is highly efficient and can handle large amounts of power, making it ideal for industrial applications.One of the key advantages of the mercury vapour rectifier (汞蒸气整流器) is its ability to operate at high voltages and currents, which was essential for the needs of electric railways, electroplating, and other high-power applications. Additionally, these rectifiers are known for their durability and long lifespan compared to other types of rectifiers available at the time. However, they also have some drawbacks, including the environmental concerns associated with mercury, which is toxic and poses health risks if not handled properly.As technology evolved, the use of mercury vapour rectifiers began to decline in favor of semiconductor devices such as silicon diodes and thyristors. These newer technologies offered improved efficiency, smaller size, and greater reliability, leading to a gradual phase-out of mercury-based devices in most applications. Despite this decline, the mercury vapour rectifier remains an important part of electrical engineering history and is still used in some niche applications today.In conclusion, the mercury vapour rectifier (汞蒸气整流器) is a significant invention that contributed to the advancement of power conversion technology. While modern alternatives have largely replaced it, understanding its operation and historical context provides valuable insights into the evolution of electrical engineering. This device not only showcases the ingenuity of engineers in the past but also highlights the ongoing need for innovation in the field of power electronics. As we continue to seek more efficient and sustainable energy solutions, the lessons learned from the development of devices like the mercury vapour rectifier will undoubtedly influence future advancements.

电气工程的历史充满了重大的发明，这些发明彻底改变了我们生成和使用电力的方式。其中一个重要的发明是汞蒸气整流器，这一设备在电力电子的发展中发挥了至关重要的作用。汞蒸气整流器是一种电整流器，它利用汞蒸气将交流电（AC）转换为直流电（DC）。这一技术在20世纪早期至中期尤为重要，因为那时对可靠和高效电力供应系统的需求不断上升。汞蒸气整流器的工作原理基于热电子发射和汞蒸气的特性。在整流器内部，汞被加热以产生蒸气，从而允许电子流动。当施加交流电压时，整流器在一个半周期内导通，允许电流通过，而在另一个半周期内阻断电流，从而实现交流电到直流电的转换。这个过程效率高，能够处理大量电力，非常适合工业应用。汞蒸气整流器（汞蒸气整流器）的一个主要优势是其能够在高电压和大电流下运行，这对于电气铁路、电镀和其他高功率应用的需求至关重要。此外，与当时可用的其他类型整流器相比，这些整流器以其耐用性和长寿命而闻名。然而，它们也有一些缺点，包括与汞相关的环境问题，汞是有毒的，如果处理不当会对健康构成风险。随着技术的发展，汞蒸气整流器的使用开始减少，取而代之的是硅二极管和晶闸管等半导体设备。这些新技术提供了更高的效率、更小的体积和更大的可靠性，导致汞基设备在大多数应用中的逐渐淘汰。尽管如此，汞蒸气整流器仍然是电气工程历史的重要组成部分，并在一些小众应用中继续使用。总之，汞蒸气整流器（汞蒸气整流器）是一个重要的发明，为电力转换技术的发展做出了贡献。虽然现代替代品在很大程度上取代了它，但理解其操作和历史背景为我们提供了对电气工程演变的宝贵见解。这一设备不仅展示了过去工程师的创造力，也突显了在电力电子领域持续创新的必要性。随着我们继续寻求更高效和可持续的能源解决方案，从汞蒸气整流器等设备的发展中获得的经验教训无疑将影响未来的进步。