magnetic permeability

简明释义

磁导率

英英释义

例句

1.Engineers must consider the magnetic permeability 磁导率 of various materials when constructing inductors.

工程师在构建电感器时必须考虑各种材料的磁导率。

2.In electromagnetism, magnetic permeability 磁导率 determines how easily a magnetic field can penetrate a material.

在电磁学中，磁导率决定了磁场穿透材料的难易程度。

3.The higher the magnetic permeability 磁导率, the better the material can conduct magnetic fields.

越高的磁导率，材料导磁场的能力越强。

4.Researchers are studying the magnetic permeability 磁导率 of superconductors for advanced applications.

研究人员正在研究超导体的磁导率以用于先进应用。

5.The material's magnetic permeability is crucial for designing efficient transformers.

材料的磁导率对于设计高效变压器至关重要。

作文

Magnetic permeability is a fundamental property of materials that describes how well they can support the formation of a magnetic field within themselves. In simple terms, it indicates how easily magnetic lines of force can pass through a material. This concept is crucial in various fields such as physics, engineering, and materials science. Understanding magnetic permeability (磁导率) allows us to design better magnetic circuits and devices, which are essential in the development of technologies like transformers, inductors, and electric motors.The importance of magnetic permeability (磁导率) can be observed in the way different materials react to magnetic fields. For instance, ferromagnetic materials, such as iron, have high magnetic permeability (磁导率), meaning they can easily become magnetized and significantly enhance the strength of a magnetic field. On the other hand, materials like copper and aluminum have low magnetic permeability (磁导率), making them less effective in conducting magnetic fields. This distinction is vital for engineers when selecting materials for specific applications.In practical applications, magnetic permeability (磁导率) plays a key role in the performance of electromagnetic devices. For example, in transformers, the core material's magnetic permeability (磁导率) affects the efficiency of energy transfer between windings. A core with high magnetic permeability (磁导率) minimizes energy losses and ensures that the transformer operates effectively. Similarly, in electric motors, the design of the rotor and stator components relies heavily on the magnetic permeability (磁导率) of the materials used, impacting the motor's overall efficiency and power output.Moreover, the concept of magnetic permeability (磁导率) extends beyond just ferromagnetic materials. It encompasses paramagnetic and diamagnetic materials as well. Paramagnetic materials exhibit a small positive magnetic permeability (磁导率), meaning they are weakly attracted by external magnetic fields. In contrast, diamagnetic materials have a negative magnetic permeability (磁导率), indicating they repel magnetic fields. These properties are essential in various applications, including magnetic levitation and magnetic resonance imaging (MRI).Additionally, the magnetic permeability (磁导率) of a material can change with temperature and frequency of the applied magnetic field. This variability must be considered when designing systems that operate under varying conditions. Engineers and scientists must take into account these factors to ensure optimal performance and reliability of magnetic devices.In conclusion, magnetic permeability (磁导率) is a critical parameter that influences the behavior of materials in magnetic fields. Its understanding is essential for the design and optimization of various electromagnetic devices. By selecting materials with appropriate magnetic permeability (磁导率), engineers can enhance the efficiency and effectiveness of technologies that rely on magnetism. As technology continues to advance, the study of magnetic permeability (磁导率) will remain a significant area of research, contributing to innovations in energy, transportation, and communication systems.

磁导率是材料的一个基本属性，描述了它们在内部支持磁场形成的能力。简单来说，它表示了磁力线通过材料的容易程度。这个概念在物理学、工程学和材料科学等多个领域都是至关重要的。理解磁导率（magnetic permeability）使我们能够设计更好的磁路和设备，这对于变压器、电感器和电动机等技术的发展是必不可少的。磁导率（magnetic permeability）的重要性可以从不同材料对磁场的反应中观察到。例如，铁等铁磁材料具有高磁导率（magnetic permeability），这意味着它们可以很容易地被磁化，并显著增强磁场的强度。另一方面，铜和铝等材料的磁导率（magnetic permeability）较低，使它们在导电磁场方面的效果较差。这种区别对于工程师在选择特定应用的材料时至关重要。在实际应用中，磁导率（magnetic permeability）在电磁设备的性能中发挥着关键作用。例如，在变压器中，核心材料的磁导率（magnetic permeability）影响着绕组之间能量传输的效率。具有高磁导率（magnetic permeability）的核心可以最小化能量损失，确保变压器有效运行。类似地，在电动机中，转子和定子组件的设计在很大程度上依赖于所用材料的磁导率（magnetic permeability），影响电动机的整体效率和功率输出。此外，磁导率（magnetic permeability）的概念不仅限于铁磁材料。它还包括顺磁性和抗磁性材料。顺磁材料表现出小的正磁导率（magnetic permeability），意味着它们被外部磁场微弱吸引。相反，抗磁材料则具有负的磁导率（magnetic permeability），表明它们排斥磁场。这些特性在各种应用中至关重要，包括磁悬浮和磁共振成像（MRI）。此外，材料的磁导率（magnetic permeability）可能会随着温度和施加的磁场频率而变化。在设计在不同条件下操作的系统时，必须考虑这种可变性。工程师和科学家必须考虑这些因素，以确保磁设备的最佳性能和可靠性。总之，磁导率（magnetic permeability）是影响材料在磁场中行为的关键参数。其理解对于各种电磁设备的设计和优化至关重要。通过选择具有适当磁导率（magnetic permeability）的材料，工程师可以提高依赖于磁性的技术的效率和有效性。随着技术的不断进步，对磁导率（magnetic permeability）的研究将继续成为一个重要的研究领域，为能源、交通和通信系统的创新做出贡献。