电场分布

• The design of amorphous photonic material and photonic crystal devicements we design to make a reflecting mirror of cylinder paraboloid of an antenna by using amorphous photonic materials . we calculated the transmission of the mirror and the distribution of electric field by using multiple scattering method . the result shows that it can be used as a reflecting mirror of an antenna
  非晶光子材料和光子晶体器件的设计提出了用介质圆柱光子晶体作微波天线的柱抛物面反射镜，用多重散射方法计算了反射镜的透过谱，并模拟计算了天线的电场分布，初步认为可以用非晶光子材料作微波天线的反射镜。
• First , we extended the liberman model of collisionless rf sheath . taking into account elastic collisions and charge - exchange collisions between ions and neutral particles , we established a self - consistent model describing the dynamics of rf sheath driven by a sinusoidal current source . the effects of collisions and rf - biased source power on the instantaneous thickness of the rf sheath and the sheath electric fields were studied
  首先将liberman的无碰撞射频鞘层模型进行推广，考虑了离子与中性粒子的电荷交换碰撞效应，建立了描述碰撞射频等离子体鞘层动力学特性的自洽模型，研究了碰撞效应，射频偏压，电源参数等对射频鞘层的瞬时厚度及电场分布的影响。
• The factors which influenced the process include the insulator ' s material , structure , the distribution of space electrical field , the way to deal with the surface , the characteristic of voltage waveform , pulse width etc . there are two kinds of theory for the vacuum surface flashover : secondary electron emission avalanche ( seea ) and electron triggered polarization relaxation ( etpr )
  影响该过程的因素包括绝缘材料结构、空间电场分布、表面处理方法、所加电压特征，脉冲宽度等。研究真空表面闪络过程有两类理论：二次电子发射崩溃( seea )和电子引发极化松弛( etpr ) 。
• The effect of electric field in the polarizer in the research of laser induced damage was analyzed , and on the basis of it , low losses laser polarizer was designed . based on the analyses , temperature distribution of optical film layers irradiated by the laser pulse was calculated with the alternating direction - implicit technique . from the results , we adjusted the technique parameters
  分析了薄膜内电场分布对辐射稳定性的影响，并在此基础上，设计了低损耗的激光偏振膜；从温度场设计的角度出发，利用交替方向隐式原理编制了膜层内温度分布数值计算程序，通过计算薄膜热参数对膜层内温度分布的影响，对沉积工艺进行了相应的调整。
• Then virtual dielectric constant method is adopted to calculate the electric field distribution with floating electrodes , and equivalent conductance rate method is adopted to calculate the electric field distribution with surface filth or local puncture in the insulator , furthermore the value scope of virtual conductance rate and equivalent conductance rate are discussed and some useful results are got . for the solution of vortex loss of silicon steel sheets concerning current transformer , the h solution has also been put forward rather than traditional a ? ( p method in order to reduce calculation load
  采用虚拟介电常数法计算绝缘子存在悬浮导体的电场分布，采用等效电导率法计算绝缘子存在表面污秽或局部击穿情况下的电场分布。对虚拟介电常数和等效电导率的取值范围进行了讨论，得出了一些有用的结论。对于电流互感器硅钢片涡流损耗的计算，本文提出了不同于传统的a -方法的h求解办法，从而大大简化了计算。
• In this paper aim at the application of the coaxial cavity resonator in the aspect of microwave energy , we build the electromagnetic model of the coaxial cavity resonator by the cst microwave studio ~ ( tm ) , analyses the distributing of the electromagnetic field in the cavity , and discuss its characteristic and strongpoint
  本文采用成熟的三维电磁工程软件cstmicrowavestudio ? ,建立电容加载同轴谐振腔的三维电磁模型,分析谐振腔体内部电磁场分布特性,讨论和说明了其较为集中的电场分布在微波灭菌和微波推进应用中的优点。
• Powerformer is a new high voltage generator ， which use xlpe cable as stator winding instead of rectangular conductor bars ， thereby it overcome the shortcomings which the shape of these conductors results in an uneven electric field distribution with high electric field strenghs at the corners especially and prevents the output voltage of the conventional generator from exceeding about 36kv powerformer offers a direct connection to the network without the need for a step - up transformer as a consequence , there are some merits in the total plant equipped with powerformer , such as high effiency , high availability , low maintaining cost and giving less environmental impact
  Powerformer是一种新型的高压发电机，它采用电缆代替矩形导体作为定子绕组，从而克服了矩形导体电场分布不均匀，特别是在矩形导体在导体拐角处电场过于集中而使常规发电机的输出电压等级不能高于36kv的缺点，使其能够直接和输配电网相联，这样就不需要升压变压器，同时也使装配powerformer的电厂具有如下优点高效率、可利用率提高、维修费用降低和降低了对环境的负面影响。
• Based on mastering the application of the finite element method and the engineering soft ansys applied to the electric field , the electric field intensity of different models are calculated , the optimization dimensions and improved measures are described in this paper . also , summarizing the electric field distributing character of every important part of the insulation structure when changed the size or shape . moreover , the calculation result is consistent with the test of a bushing sample
  在掌握有限元法在静电场中的应用和深入研究工程软件ansys用于电场模块的基础上，采用电场数值计算方法，计算出该套管在不同结构尺寸下的电场分布及场强最大值点，设计出电场最优化方案，总结对绝缘结构各个部位进行优化时的电场分布规律。
• On the theory analysis , the post insulator structure is divided to triangle cell and electric field distribution including cleanness and covered with snow or ice etc is calculated by finite element method using fortran language . then the results are analyzed and the point of max electric strength was found
  在理论分析方面，采用有限元方法对支柱绝缘子进行三角单元剖分，应用并修改fortran语言做电场计算程序，计算了无冰雪、冠雪、覆冰等三种情况下的电场分布，绘制了等位线图。