ideal transformer

简明释义

理想变压器

英英释义

例句

1.In an electrical circuit, an ideal transformer 理想变压器 can transfer energy without any losses.

在电路中，理想变压器 ideal transformer 可以无损地传输能量。

2.When designing power systems, engineers often refer to an ideal transformer 理想变压器 for theoretical models.

在设计电力系统时，工程师们常常参考 理想变压器 ideal transformer 作为理论模型。

3.An ideal transformer 理想变压器 does not have any winding resistance or core losses.

理想变压器 ideal transformer 没有任何绕组电阻或铁心损耗。

4.The concept of an ideal transformer 理想变压器 is fundamental in understanding electromagnetic induction.

理解电磁感应的基本概念时，理想变压器 ideal transformer 是至关重要的。

5.For our calculations, we will assume the use of an ideal transformer 理想变压器 to simplify the analysis.

为了简化分析，我们将假设使用一个理想变压器 ideal transformer。

作文

An ideal transformer is a fundamental concept in electrical engineering, representing a theoretical device that transfers electrical energy between two or more circuits through electromagnetic induction. The ideal transformer operates under the assumption that there are no losses in the system. This means that all the power input into the primary coil is transferred to the secondary coil without any dissipation due to heat, resistance, or magnetic leakage. Understanding the workings of an ideal transformer is crucial for engineers and technicians as it lays the groundwork for more complex real-world applications.In an ideal transformer, the voltage and current relationship between the primary and secondary coils is defined by the turns ratio. If the primary coil has N1 turns and the secondary coil has N2 turns, the voltage across the coils can be expressed as V1/V2 = N1/N2, where V1 is the primary voltage and V2 is the secondary voltage. Similarly, the current relationship can be described by I1/I2 = N2/N1, where I1 is the primary current and I2 is the secondary current. This relationship allows for the transformation of voltage levels, which is essential in power distribution systems.The ideal transformer also exhibits perfect coupling between its windings, meaning that all the magnetic flux produced by the primary winding links with the secondary winding. In reality, this is rarely achieved due to factors such as air gaps, imperfect materials, and other inefficiencies. However, the concept of the ideal transformer serves as a benchmark against which real transformers can be evaluated.One of the significant advantages of using an ideal transformer in theoretical studies is its simplicity. It allows for straightforward calculations and predictions about how electrical energy can be transformed and transmitted. For instance, in high-voltage transmission lines, transformers are used to step up the voltage for efficient long-distance transmission and then step it down for safe use in homes and businesses. The ideal transformer model helps engineers design these systems effectively, ensuring minimal energy loss.Moreover, the ideal transformer is essential in various applications, including audio equipment, power supplies, and renewable energy systems like solar inverters. In audio systems, transformers can isolate different parts of the circuit, preventing interference and improving sound quality. In power supplies, they help convert voltages to levels suitable for electronic devices. In renewable energy systems, transformers play a critical role in integrating generated power into the grid.Despite its theoretical nature, the ideal transformer provides invaluable insights into electrical engineering principles. It enables engineers to understand the fundamental behavior of transformers and their role in electrical circuits. While real transformers may never achieve the perfection of an ideal transformer, striving for efficiency and minimizing losses remains a central goal in the design and operation of electrical systems. As technology advances, the gap between the ideal and the practical continues to narrow, leading to improved performance and sustainability in energy systems worldwide.In conclusion, the ideal transformer is not just a theoretical construct; it represents the pinnacle of efficiency in energy transfer and transformation. By studying this concept, engineers can develop better systems that meet the growing demands for energy efficiency and reliability in our increasingly electrified world.

理想变压器是电气工程中的一个基本概念，代表了一个理论设备，通过电磁感应在两个或多个电路之间传递电能。理想变压器的工作假设是系统中没有损耗。这意味着输入到初级线圈中的所有功率都转移到次级线圈，而没有因热量、阻力或磁泄漏而造成任何消耗。理解理想变压器的工作原理对于工程师和技术人员至关重要，因为它为更复杂的现实应用奠定了基础。在理想变压器中，初级和次级线圈之间的电压和电流关系由匝数比定义。如果初级线圈有N1匝，次级线圈有N2匝，则线圈上的电压可以表示为V1/V2 = N1/N2，其中V1是初级电压，V2是次级电压。类似地，电流关系可以用I1/I2 = N2/N1来描述，其中I1是初级电流，I2是次级电流。这个关系允许电压水平的转换，这在电力分配系统中是必不可少的。理想变压器还表现出其绕组之间的完美耦合，这意味着初级绕组产生的所有磁通量都与次级绕组相连。实际上，由于空气间隙、不完美材料和其他低效因素，这种情况很少实现。然而，理想变压器的概念作为一个基准，可以评估实际变压器。在理论研究中使用理想变压器的一个显著优点是它的简单性。它允许对电能如何转换和传输进行简单的计算和预测。例如，在高压输电线路中，变压器用于将电压升高以实现高效的长距离传输，然后再降低电压以便安全地在家庭和企业中使用。理想变压器模型帮助工程师有效地设计这些系统，确保能量损失最小化。此外，理想变压器在各种应用中也至关重要，包括音频设备、电源和可再生能源系统（如太阳能逆变器）。在音频系统中，变压器可以隔离电路的不同部分，防止干扰并改善音质。在电源中，它们帮助将电压转换为适合电子设备的水平。在可再生能源系统中，变压器在将发电的电力集成到电网中发挥着关键作用。尽管理想变压器具有理论性质，但它为电气工程原理提供了无价的见解。它使工程师能够理解变压器的基本行为及其在电路中的作用。虽然实际变压器可能永远无法达到理想变压器的完美，但追求效率和最小化损失仍然是电气系统设计和操作的中心目标。随着技术的进步，理想与实际之间的差距不断缩小，导致全球能源系统在性能和可持续性方面的改善。总之，理想变压器不仅仅是一个理论构造；它代表了能量传输和转换的最高效率。通过研究这一概念，工程师可以开发出更好的系统，以满足我们日益增长的对能源效率和可靠性的需求，这在我们日益电气化的世界中尤为重要。