传导电流

位移电流和传导电流

The Displacement Current and Conduction Current

本文以对比的方式从四个方面论述了位移电流、传导电流的异同。

This article discusses in the way of comparison the similarities and differences between displacement current and conduction current from four aspects .

探讨了传导电流的分布与磁感应强度B、磁场强度H和磁化电流的分布的关系。

The relation between conduction current distribution and distribution of B 、 H and magnetizing current are discussed as well .

在特殊情况下，电位移矢量D仅与自由电荷分布有关；H仅与传导电流有关。

In special conditions , electric displacement vector D is in relation to free charges , magnetic field intensity H is in relation to conducting current .

空间电荷层可延伸到800m的高度上，且电荷密度可高达0.25nC／m3600m高度上的传导电流密度可达0.1nA／m2。

Space charge layer can extend up to 800m above the ground and the charge density at this altitude is 0.2nC / m3 , the conduction current density at 600m is 0.1nA/m2 .

磁场强度矢量仅与传导电流有关的条件

Conditions Where Magnetic Field Intensity Vector Relates Only to Conduct Electricity

空间电荷限制流与传导电流的定量关系

Dependence of space - charge - limited flow on conducting current

不存在传导电流的真空磁场的测量线圈分析

Analysis of Measuring Coils in Magnetic Fields of Vacuum Without Conduction Current

不带电荷的可溶有机物不能传导电流。

Uncharged soluble organic materials can not carry a current .

光导开关中的感生电流与传导电流

Inductive current and conductive current in photoconductor switches

在介质中传导电流很小，位移电流可以很大，所以我们推导的公式忽略传导电流。

In the medium conducted current is small , displacement current can be very big .

众所周知，传导电流意味着传输电子。

As is well known , to conduct an electric current means to transmit electrons .

实验发现，光照能显著增大器件的传导电流。

It was found that the light can significantly increase the conduction current of the device .

在发电机固定部件与旋转部件之间，励磁电刷起着传导电流的作用。

The generator exciter brush is an important component for conducting current between fixed and moving components .

真空中的位移电流和传导电流以同样规律激发磁场吗？

Does the displacement current in empty space and the conductive current separately produce a magnetic field in the same manner ?

其条件为似稳和电容区远小于整个传导电流分布区域。

This conditions are similar stabilization and that the capacity range is far smaller than the range of total conduction current distribution .

我们模拟了单电子运动，统计得到了近壁传导电流密度沿径向的分布。

Using the theory of a single particle orbit combined with Monte Carlo simulation , the near-wall conductivity current density is calculated .

起伏地形点电源地下传导电流磁场表达式&磁电阻率法地形改正

THE EXPRESSIONS FOR MAGNETIC FIELDS ASSOCIATED WITH THE NON-INDUCTIVE CURRENT OF POINT SOURCE IN ARBITRARILY UNDULATORY TOPOGRAPHY & Topographic Correction of the Magnetometric Resistivity Method

复合多孔阳极的芯板主要起传导电流和承担载荷的作用，而电化学性能靠外侧多孔层发挥。

The core board of the composite porous anode mainly takes the role of conducting current and taking load , and the electrochemical performance depends on the lateral porous layer .

磁电法中观测的磁异常是由异常体中的传导电流引起，它主要取决于地质目标体的导电性和电化学作用。

Magnetic anomaly of magnetometric electric method is created by conducting current in the anomaly body , and it is dependent on conductivity and electrochemical action of the target body .

在小雷暴条件下，由于空间电荷移动造成的传导电流所占的比例增大，闪电间的地面麦克斯韦电流密度失去准稳态特性。

Under small storms , the conduction current that flows in the atmosphere produce time variations in the Maxwell current density at the ground even if the cloud current sources is quasi-steady .

指出毕奥&萨伐尔定律中的I不仅只包含传导电流，也应包含位移电流，证明在一定条件下位移电流对磁场的贡献为零。

The article points out that the " I " of the Biot-Savart law includes not only conduction current but also displacement current , and certifies that displacement current 's contribution to magnetic field is zero .

这种磁场（总磁场和一次磁场以及二次极化电流引起的二次磁场）的异常值，均是由地中传导电流引起的，它们主要决定于地质目标的导电性作用及电化学作用。

The anomaly of magnetic field ( total field , primary field or the secondary magnetic field ) is caused by the conducting current , and they are mainly based on the conductivity and electrochemical action of the geological target body .

其中电解液作为铅蓄电池体系中正极与负极联系的桥梁，不仅传导电流，而且作为反应物，参与电极反应，对电池的性能有举足轻重的影响。

As the connect bridge of the positive and negative of the lead acid battery system , the electrolytes not only conduct the current , but also take part in the electrode reactions , playing a significant impact on the battery performance .

表面电流密度分布的结果对比发现磁谐振贴片传导电流的强弱分布，亦即磁谐振贴片格子的合理布置对实现低衰减的宽带传输非常关键。

Comparing their surface current density distributions , it is found that the distribution of conduction currents of magnetic resonance patch , that is , a reasonable arrangement of magnetic resonance patch lattices is the key to the broadband transmission with low attenuation .

有机光电器件中的磁场效应包括电流和发光的磁效应（即磁电导和磁致发光效应），是指器件的传导电流或发光强度在磁场作用下发生改变的现象。

The magnetic field effects in organic optoelectronic devices including current and light-emitting magnetic effect ( i.e. , magnetic conductivity and magnetic-induced light-emitting effect ), refers to the phenomenon of conduction current of the device or the luminous intensity changes in the magnetic field .

从变化电场激发磁场这一现象入手，对位移电流和传导电流的实质及其关系加以讨论，进一步加深对电磁场理论的认识。

From the fact that the variable electric field can excite a magnetic field , in this paper , we investigate the essence of displacement current and conduction current as well as the relation between them , which gives a deeper understanding of the electromagnetic field theory .

通过试验研究发现了电子束焊接过程中工件传导电流的传导比均值与输入束流的函数规律，函数的极大值是电子束焊接动态过程工件被穿透的临界状态转变点。

With studying conduction current of workpiece , the rules between average ratio of conduction current of workpiece and electron beam current are discovered . The peak of average ratio of conduction cur rent corresponds to the transferring point of critical penetration in the dynamic process of electron beam welding .

应用StatMod对开关电路传导共模电流的建模

Conducted Common-Mode Current Modeling of Switching Circuit Based on Stat Mod

等离子体断路开关（POS）因其可传导大电流、快速断路并产生高电压而成为电感储能脉冲功率技术的关键部件。

Plasma opening switch ( POS ) has good advantages of inducting large current , opening circuits fast and generating high voltage . It has become one of the critical components in inductive energy storage pulsed power technique .