hysteresis loop

简明释义

滞后回线

英英释义

例句

1.By studying the hysteresis loop, engineers can improve the efficiency of transformers.

通过研究滞后环，工程师可以提高变压器的效率。

2.In electronics, the hysteresis loop helps in understanding the switching behavior of circuits.

在电子学中，滞后环有助于理解电路的开关行为。

3.The magnetic properties of the material can be analyzed using the hysteresis loop.

材料的磁性可以通过使用滞后环进行分析。

4.The hysteresis loop indicates how energy is lost in a system during a cycle.

滞后环表明系统在一个周期内如何损失能量。

5.The shape of the hysteresis loop can reveal important information about the material's properties.

滞后环的形状可以揭示材料特性的重要信息。

作文

The concept of a hysteresis loop is fundamental in various fields, particularly in physics and engineering. It describes the phenomenon where the response of a system to an external force depends not only on the current state of the system but also on its history of past states. This characteristic can be observed in materials that exhibit magnetic or elastic properties. For instance, when a magnetic material is subjected to an external magnetic field, it becomes magnetized. However, once the external field is removed, the material does not completely demagnetize; instead, it retains some magnetization. This behavior can be graphically represented by a hysteresis loop, which illustrates the relationship between the applied magnetic field and the resulting magnetization of the material.Understanding the hysteresis loop is crucial for engineers and scientists as it helps predict how materials will behave under varying conditions. In the case of ferromagnetic materials, the loop typically displays a characteristic shape that indicates the presence of a coercive force, which is the intensity of the external magnetic field required to reduce the magnetization to zero. The area within the hysteresis loop represents energy loss during the magnetization and demagnetization processes, which is essential for applications such as transformers and electric motors.Beyond magnetism, the hysteresis loop concept extends to other domains, including mechanical systems. For example, when a rubber band is stretched and then released, it does not return to its original length immediately. Instead, it exhibits a delay in returning to its initial state, creating a loop on a stress-strain graph. This behavior indicates that the material has undergone a change due to the applied stress, demonstrating the principles of elasticity and plasticity.In addition to its practical applications, the hysteresis loop also serves as a metaphor for understanding systems in a broader context. For instance, in psychology, one might consider how individuals respond to stress or trauma. The effects of a stressful event can linger, influencing future responses even when the initial trigger is no longer present. This psychological hysteresis loop highlights the importance of addressing past experiences to facilitate recovery and growth.In conclusion, the hysteresis loop is a versatile concept that transcends multiple disciplines. Its implications are significant in both theoretical and practical applications, providing insights into the behavior of materials, mechanical systems, and even human psychology. By studying the hysteresis loop, we gain a deeper understanding of how history shapes current responses, whether in the realm of physics or the complexities of human experience.

“滞后回路”这一概念在多个领域中都是基础性的，尤其是在物理学和工程学中。它描述了一种现象，即系统对外部力的响应不仅取决于系统的当前状态，还取决于其过去状态的历史。这一特征可以在表现出磁性或弹性特性的材料中观察到。例如，当一个磁性材料受到外部磁场的作用时，它会被磁化。然而，一旦外部磁场被移除，该材料并不会完全去磁；相反，它会保留一定的磁化。这种行为可以通过一个“滞后回路”来图形化表示，展示施加的磁场与材料所产生的磁化之间的关系。理解“滞后回路”对工程师和科学家来说至关重要，因为它有助于预测材料在不同条件下的行为。在铁磁材料的情况下，回路通常显示出一种特征形状，表明存在一个矫顽力，即将磁化强度降低到零所需的外部磁场强度。“滞后回路”内部的面积代表了在磁化和去磁过程中能量的损失，这对于变压器和电动机等应用至关重要。除了磁性之外，“滞后回路”的概念还扩展到其他领域，包括机械系统。例如，当橡皮筋被拉伸后释放时，它并不会立即恢复到原来的长度。相反，它在返回到初始状态时表现出延迟，在应力-应变图上形成一个回路。这种行为表明材料因施加的应力而发生了变化，展示了弹性和塑性的原理。除了其实际应用之外，“滞后回路”还作为理解更广泛系统的隐喻。例如，在心理学中，人们可能会考虑个体如何应对压力或创伤。压力事件的影响可能会持续存在，影响未来的反应，即使最初的触发因素不再存在。这种心理“滞后回路”突显了处理过去经历的重要性，以促进恢复和成长。总之，“滞后回路”是一个多功能的概念，超越了多个学科。它的意义在理论和实践应用中都很重要，为我们提供了对材料、机械系统甚至人类心理行为的深入理解。通过研究“滞后回路”，我们能够更深刻地理解历史如何塑造当前的反应，无论是在物理领域还是在人类经验的复杂性中。