electric flux density

简明释义

电通密度

英英释义

例句

1.The electric flux density is a crucial parameter in understanding how electric fields interact with materials.

在理解电场如何与材料相互作用时，电通量密度是一个关键参数。

2.The formula for calculating electric flux density involves the electric field strength and permittivity of the medium.

计算电通量密度的公式涉及电场强度和介质的介电常数。

3.High electric flux density can lead to dielectric breakdown in insulating materials.

高电通量密度可能导致绝缘材料的击穿。

4.In a capacitor, the electric flux density varies with the applied voltage.

在电容器中，施加电压时，电通量密度会有所变化。

5.Engineers must consider electric flux density when designing electrical insulation systems.

工程师在设计电气绝缘系统时必须考虑电通量密度。

作文

In the field of electromagnetism, understanding concepts such as electric flux density is crucial for grasping how electric fields behave in various materials. Electric flux density refers to the amount of electric flux flowing through a unit area in a material, typically measured in coulombs per square meter (C/m²). This concept helps us understand the distribution of electric charges and their influence on surrounding environments.To delve deeper into electric flux density, we first need to explore its relationship with electric fields. The electric field is a vector field that represents the force exerted by an electric charge on other charges in its vicinity. When we talk about electric flux density, we are focusing on the flow of this electric field through a specified area. Mathematically, electric flux density (D) can be expressed as D = εE, where ε is the permittivity of the material and E is the electric field strength.The significance of electric flux density extends beyond theoretical physics; it has practical applications in various technologies. For instance, in capacitors, which are essential components in electronic circuits, the electric flux density determines how much charge can be stored for a given voltage. The design and efficiency of capacitors rely heavily on understanding the relationship between electric flux density and the materials used in their construction.Moreover, electric flux density plays a vital role in understanding dielectric materials. Dielectrics are insulating materials that become polarized when subjected to an electric field. The degree of polarization is directly related to the electric flux density within the material. Engineers and scientists must consider these properties when developing new materials for electronics, ensuring that they can withstand high electric flux density without breaking down or failing.In addition, the concept of electric flux density is pivotal in analyzing electric fields in different geometries. For example, in cylindrical or spherical coordinates, the calculation of electric flux density allows us to predict how electric fields behave around charged objects. This is particularly important in applications such as designing electric motors, transformers, and even in medical technologies like MRI machines, where precise control of electric fields is necessary.Furthermore, understanding electric flux density aids in solving complex problems related to electric field interactions. For instance, in situations involving multiple charges, the superposition principle can be applied to determine the resultant electric flux density at any point in space. This principle is fundamental in electrostatics and is widely used in simulations and modeling.In conclusion, mastering the concept of electric flux density is essential for anyone studying or working in the field of electromagnetism. Its implications reach far beyond theoretical discussions, influencing real-world applications in electronics, materials science, and engineering. By comprehending how electric flux density interacts with electric fields and materials, we can innovate and improve technologies that shape our modern world.

在电磁学领域，理解像电通量密度这样的概念对于掌握电场在各种材料中的行为至关重要。电通量密度是指流经材料单位面积的电通量，通常以库仑每平方米（C/m²）为单位。这个概念帮助我们理解电荷的分布及其对周围环境的影响。要深入了解电通量密度，我们首先需要探讨它与电场之间的关系。电场是一个向量场，表示电荷对其附近其他电荷施加的力。当我们谈论电通量密度时，我们关注的是电场通过特定面积的流动。在数学上，电通量密度（D）可以表示为D = εE，其中ε是材料的介电常数，E是电场强度。电通量密度的重要性超越了理论物理；它在各种技术中具有实际应用。例如，在电容器中，电容器是电子电路中的基本组件，电通量密度决定了在给定电压下可以存储多少电荷。电容器的设计和效率在很大程度上依赖于理解电通量密度与其构造材料之间的关系。此外，电通量密度在理解介电材料方面也发挥着至关重要的作用。介电材料是绝缘材料，当施加电场时会被极化。极化的程度与材料内部的电通量密度直接相关。工程师和科学家在开发新材料用于电子产品时，必须考虑这些特性，以确保它们能够承受高电通量密度而不会崩溃或失效。此外，电通量密度的概念在分析不同几何形状中的电场时至关重要。例如，在圆柱坐标或球坐标中，电通量密度的计算使我们能够预测电场在带电物体周围的行为。这在电动机、变压器等设备的设计以及医疗技术（如MRI机器）中尤为重要，因为在这些应用中，需要精确控制电场。此外，理解电通量密度有助于解决与电场相互作用相关的复杂问题。例如，在涉及多个电荷的情况下，可以应用叠加原理来确定空间中任意点的结果电通量密度。这一原理在静电学中是基础，并广泛应用于仿真和建模。总之，掌握电通量密度的概念对于任何研究或工作于电磁学领域的人来说都是必不可少的。其影响远远超出了理论讨论，影响着电子学、材料科学和工程等现实应用。通过理解电通量密度如何与电场和材料相互作用，我们可以创新和改进塑造我们现代世界的技术。