iron loss

简明释义

铁耗

英英释义

例句

1.The transformer efficiency can be improved by minimizing iron loss.

通过最小化铁损，可以提高变压器的效率。

2.High-frequency operations can lead to increased iron loss in inductors.

高频操作会导致电感器中铁损增加。

3.Engineers are constantly looking for ways to reduce iron loss in electrical machines.

工程师们不断寻找减少电机中铁损的方法。

4.The design of the core material is critical in minimizing iron loss.

核心材料的设计对于最小化铁损至关重要。

5.During testing, we measured the iron loss at various frequencies.

在测试过程中，我们测量了不同频率下的铁损。

作文

In the field of electrical engineering, the term iron loss refers to the energy lost in magnetic materials, particularly in transformers and electric motors, due to the alternating magnetic fields. This phenomenon is primarily caused by two factors: hysteresis loss and eddy current loss. Understanding iron loss is crucial for engineers and designers who aim to improve the efficiency of electrical devices.Hysteresis loss occurs when the magnetic domains within the iron core of a transformer or motor are magnetized and demagnetized as the magnetic field alternates. Each time the magnetic field changes direction, some energy is lost due to friction between these domains. The amount of energy lost depends on the material's properties and the frequency of the magnetic field. Engineers often select materials with low hysteresis loss to minimize this type of energy waste.On the other hand, eddy current loss arises from the induction of circulating currents within the conductive material when exposed to a changing magnetic field. These currents create their own magnetic fields that oppose the original field, leading to energy dissipation in the form of heat. To reduce iron loss due to eddy currents, manufacturers often use laminated cores made of thin sheets of iron, which restrict the flow of these currents and enhance the overall efficiency of the device.The significance of minimizing iron loss cannot be overstated. In a world increasingly reliant on electricity, the efficiency of electrical devices directly impacts energy consumption and sustainability. High iron loss not only reduces the performance of transformers and motors but also leads to increased operational costs and environmental concerns due to higher energy demand.Moreover, advancements in technology have led to the development of new materials and designs that further mitigate iron loss. For instance, the use of amorphous steel in transformer cores has shown promising results in reducing both hysteresis and eddy current losses. As the industry continues to innovate, the focus on enhancing energy efficiency remains paramount.In conclusion, iron loss is a critical factor in the design and operation of electrical devices. By understanding its causes and implementing strategies to minimize it, engineers can contribute to more efficient energy use and help address global energy challenges. As we move forward, the importance of reducing iron loss will only grow, underscoring the need for ongoing research and development in this vital area of electrical engineering.

在电气工程领域，术语铁损指的是在磁性材料中，由于交变磁场而导致的能量损失，特别是在变压器和电动机中。此现象主要由两个因素引起：滞后损失和涡流损失。理解铁损对工程师和设计师来说至关重要，他们旨在提高电气设备的效率。滞后损失发生在变压器或电动机的铁芯内，当磁场交替时，磁域被磁化和去磁化。每当磁场改变方向时，由于这些域之间的摩擦，会损失一些能量。损失的能量量取决于材料的特性和磁场的频率。工程师通常选择低滞后损失的材料，以尽量减少这种能量浪费。另一方面，涡流损失是由于在变化的磁场中，导电材料内部产生的循环电流引起的。这些电流会产生自身的磁场，抵消原始场，导致以热的形式耗散能量。为了减少因涡流造成的铁损，制造商通常使用由薄铁片制成的层压核心，这限制了这些电流的流动，提高了设备的整体效率。减少铁损的重要性不容小觑。在一个越来越依赖电力的世界中，电气设备的效率直接影响能源消耗和可持续性。高铁损不仅降低了变压器和电动机的性能，还导致运营成本增加和环境问题，因为能源需求更高。此外，技术的进步促使新材料和设计的发展，进一步减轻铁损。例如，在变压器核心中使用非晶钢已显示出在减少滞后损失和涡流损失方面的良好效果。随着行业的不断创新，提高能源效率的重点仍然至关重要。总之，铁损是电气设备设计和运行中的一个关键因素。通过理解其原因并实施减少它的策略，工程师可以为更高效的能源使用做出贡献，并帮助应对全球能源挑战。随着我们向前发展，减少铁损的重要性只会增加，这突显了在这一重要电气工程领域进行持续研究和发展的必要性。