power transformer

简明释义

电源变压器

英英释义

例句

1.The utility company installed a new power transformer to increase the electricity supply in the area.

电力公司安装了一台新的变压器以增加该地区的电力供应。

2.A fault in the power transformer caused a major blackout in the city.

变压器的故障导致了城市的大规模停电。

3.The engineers conducted tests on the power transformer to ensure its efficiency.

工程师对变压器进行了测试，以确保其效率。

4.Upgrading the power transformer can significantly reduce energy loss.

升级变压器可以显著减少能量损失。

5.Regular maintenance of the power transformer is essential to prevent outages.

定期维护变压器对防止停电至关重要。

作文

The role of a power transformer in modern electrical systems cannot be overstated. A power transformer is a crucial component used to transfer electrical energy between two or more circuits through electromagnetic induction. Its primary function is to either step up or step down voltage levels, which is essential for efficient power distribution across long distances. Without the use of power transformers, the electric power generated at power plants would not be able to reach homes and businesses effectively.In essence, a power transformer allows for the safe and efficient transmission of electricity. When electricity is generated, it is typically produced at a relatively low voltage. However, to transport this power over long distances without significant losses, the voltage must be increased. This is where the power transformer comes into play; it steps up the voltage to a much higher level, minimizing energy loss due to resistance in the wires.Once the electricity reaches its destination, another power transformer is used to step down the voltage to a safer level that can be used by consumers. This two-step process of stepping up and stepping down voltage is vital for maintaining the integrity of the electrical supply system. It ensures that electricity can travel efficiently from generation sites to end-users while keeping the infrastructure safe and functional.The design of a power transformer is quite intricate. It consists of a core, usually made of laminated silicon steel, and windings made of copper or aluminum. The core serves to channel the magnetic flux created by the alternating current flowing through the windings. The number of turns in the windings determines whether the transformer will step up or step down the voltage. If the primary winding has more turns than the secondary winding, the transformer will reduce the voltage; conversely, if the secondary winding has more turns, the voltage will be increased.Moreover, power transformers are designed to handle high voltages and currents safely. They are equipped with insulation materials to prevent electrical arcing and overheating. Additionally, they often include cooling systems to dissipate heat generated during operation. These features are critical, as overheating can lead to transformer failure, which could result in widespread power outages.In recent years, the demand for more efficient and environmentally friendly power transformers has led to innovations in their design and manufacturing. Modern transformers are now being built with advanced materials that enhance their efficiency and reduce energy losses. Furthermore, smart grid technology is being integrated with power transformers to monitor performance and optimize energy distribution in real-time.In conclusion, the importance of power transformers in the electrical grid cannot be overlooked. They are essential for the transmission and distribution of electricity, ensuring that power generated in remote locations can be delivered safely and efficiently to consumers. As we move towards a more electrified future, the role of power transformers will only grow, highlighting the need for ongoing advancements in their technology and efficiency. Understanding the function and significance of power transformers is crucial for anyone interested in the field of electrical engineering and energy management.

在现代电力系统中，变压器的作用不容小觑。变压器是一个关键组件，用于通过电磁感应在两个或多个电路之间传输电能。它的主要功能是升高或降低电压水平，这对于有效的电力在长距离范围内分配至关重要。如果没有使用变压器，发电厂产生的电力将无法有效到达家庭和企业。从本质上讲，变压器允许安全和高效地传输电力。当电力被生成时，通常是在相对较低的电压下产生的。然而，为了在长距离内运输这种电力而不造成显著损失，电压必须提高。这就是变压器发挥作用的地方；它将电压升高到更高的水平，从而最小化由于导线电阻造成的能量损失。一旦电力到达目的地，另一个变压器被用来将电压降低到消费者可以使用的更安全的水平。这一升高和降低电压的两步过程对于维护电力供应系统的完整性至关重要。它确保电力能够高效地从发电地点传输到最终用户，同时保持基础设施的安全和功能。变压器的设计相当复杂。它由一个通常由层叠硅钢制成的核心和由铜或铝制成的绕组组成。核心用于引导由流经绕组的交流电产生的磁通。绕组的圈数决定了变压器是升高还是降低电压。如果初级绕组的圈数多于次级绕组，则变压器会降低电压；反之，如果次级绕组的圈数更多，则电压会升高。此外，变压器被设计成能够安全处理高电压和电流。它们配备绝缘材料以防止电弧和过热。此外，它们通常包括冷却系统，以散发操作过程中产生的热量。这些特性至关重要，因为过热可能导致变压器故障，从而导致大规模的停电。近年来，对更高效和环保的变压器的需求促使了其设计和制造方面的创新。现代变压器现在正在使用先进材料进行制造，以增强其效率并减少能量损失。此外，智能电网技术正在与变压器集成，以实时监控性能并优化能源分配。总之，变压器在电网中的重要性不容忽视。它们对电力的传输和分配至关重要，确保远程地点产生的电力可以安全有效地交付给消费者。随着我们朝着更加电气化的未来发展，变压器的作用只会增加，这突显了在其技术和效率方面持续进步的必要性。了解变压器的功能和重要性对于任何对电气工程和能源管理领域感兴趣的人来说都是至关重要的。