autotransformer

简明释义

英[ˌɔːtəʊtrænsˈfɔːmə(r)]美[ˌɔtotrænsˈfɔrmər]

n. [电] 自耦变压器

英英释义

单词用法

同义词

反义词

例句

1.The autotransformer is capable of withstanding surge by25times of rated current for2-second duration without any thermal or mechanical damage.

变压器能够承受25倍额定电流持续2秒钟冲击不会造成自耦变压器的任何热和机械损伤。

2.But there is a problem of related voltage change for an autotransformer.

而自耦变压器中性点调压则会带来相关调压问题。

3.The 24-pulse rectifier based on autotransformer scheme is proposed in the paper.

接着本文提出了一种基于自耦变压器的24相整流电路。

4.For UHV autotransformer, its voltage regulating method is special because of its voltage is so high.

对于特高压中采用的自耦变压器来说，其调压方式有自身特殊的地方。

5.The related regulations of temperature rise test of autotransformer for autotransformer starter in IEC, GB were described, the current in every winding of autotransformer was analyzed.

叙述了IEC和GB标准中对自耦减压起动器中自耦变压器温升试验的有关规定。

6.Three-phase autotransformer with pure resistor load is chosed for the simulation experiments.

选用三相自耦式变压器，纯电阻负载为对象进行模拟实验。

7.An autotransformer is often used in power distribution systems to adjust voltage levels efficiently.

在电力分配系统中，自耦变压器通常用于有效调节电压水平。

8.In electric trains, an autotransformer can help in maintaining a stable voltage supply.

在电动列车中，自耦变压器可以帮助保持稳定的电压供应。

9.The autotransformer reduces energy losses compared to traditional transformers.

与传统变压器相比，自耦变压器减少了能量损失。

10.For laboratory applications, an autotransformer provides variable voltage output.

在实验室应用中，自耦变压器提供可变电压输出。

11.An autotransformer can be used for both stepping up and stepping down voltage.

自耦变压器可以用于升压和降压。

作文

An autotransformer is a type of electrical transformer that has only one winding, which serves as both the primary and secondary winding. This unique design allows for a more compact and efficient transformer compared to traditional two-winding transformers. The autotransformer operates on the principle of electromagnetic induction, where a varying current in the primary winding creates a magnetic field that induces a voltage in the same winding. This results in a lower voltage drop and improved efficiency. In many applications, autotransformers are preferred due to their ability to step up or step down voltages with minimal losses. For example, they are commonly used in power distribution systems to adjust voltage levels for different parts of the grid. By using an autotransformer, utilities can efficiently manage the voltage supplied to homes and businesses, ensuring that electrical devices receive the appropriate voltage for optimal performance. Another significant advantage of autotransformers is their reduced size and weight. Because they utilize a single winding, they require less copper and iron than conventional transformers, making them lighter and easier to install. This characteristic is particularly beneficial in applications where space is limited, such as in industrial machinery or portable power supplies. However, it is essential to note that while autotransformers offer several advantages, they also have limitations. One major drawback is that they do not provide electrical isolation between the primary and secondary circuits. This means that if a fault occurs on the secondary side, it can affect the primary side as well. Consequently, autotransformers are typically used in applications where electrical isolation is not a critical requirement. In the realm of renewable energy, autotransformers play a vital role in integrating various energy sources into the power grid. For instance, they are often used in wind and solar power systems to convert the generated voltage to match the grid's requirements. This capability is crucial as it enables the seamless integration of clean energy sources, promoting sustainability and reducing reliance on fossil fuels. In conclusion, the autotransformer is an essential component in modern electrical engineering, providing a compact, efficient solution for voltage regulation and transformation. Its unique design and operational principles make it a valuable asset in various applications, from power distribution to renewable energy integration. Understanding the functionality and benefits of autotransformers is crucial for engineers and technicians working in the electrical field, as it allows them to make informed decisions when designing and implementing electrical systems. As technology continues to advance, the role of autotransformers will undoubtedly evolve, contributing to more efficient and sustainable energy solutions worldwide.

自耦变压器是一种电气变压器，只有一个绕组，既作为原边又作为副边。这种独特的设计使得它相比传统的双绕组变压器更加紧凑和高效。自耦变压器的工作原理基于电磁感应，原边电流的变化会产生一个磁场，该磁场在同一绕组中感应出电压。这导致电压降更低，效率提高。 在许多应用中，自耦变压器因其能够以最小损耗升高或降低电压而受到青睐。例如，它们常用于电力分配系统，以调节电网不同部分的电压水平。通过使用自耦变压器，公用事业公司可以有效管理提供给家庭和企业的电压，确保电气设备接收到适当的电压以实现最佳性能。 自耦变压器的另一个显著优势是其尺寸和重量的减少。由于它们只利用一个绕组，因此所需的铜和铁比传统变压器少，使其更轻便且更易于安装。这一特性在空间有限的应用中尤其有利，例如工业机械或便携式电源。 然而，必须注意的是，虽然自耦变压器提供了多个优点，但也存在局限性。一个主要缺点是它们无法为原边和副边电路提供电气隔离。这意味着如果在副边发生故障，可能会影响原边。因此，自耦变压器通常用于电气隔离不是关键要求的应用。 在可再生能源领域，自耦变压器在将各种能源源整合到电网中发挥着重要作用。例如，它们常用于风能和太阳能发电系统，将生成的电压转换为与电网要求相匹配。这一能力至关重要，因为它使清洁能源源的无缝整合成为可能，促进可持续发展并减少对化石燃料的依赖。 总之，自耦变压器是现代电气工程中的一个重要组成部分，为电压调节和变换提供了一种紧凑、高效的解决方案。其独特的设计和操作原理使其在从电力分配到可再生能源整合等各种应用中成为宝贵资产。理解自耦变压器的功能和益处对于在电气领域工作的工程师和技术人员至关重要，因为这使他们能够在设计和实施电气系统时做出明智的决策。随着技术的不断进步，自耦变压器的角色无疑将不断演变，为全球更高效、更可持续的能源解决方案做出贡献。