电磁干扰

It is necessary for an electromagnetic compatibility design to prospect an consider its possible EMI levels.

这是必要的电磁相容性的设计，以一种前景考虑其可能的电磁干扰水平。

First, this article introduced the status of the electromagnetic launch technology in general. Then, the author further introduced a new principle of coil launch technology and its inductance in the equivalent circuit which are based on the principles of linear motor. It is a more comprehensive thought in the study. Third, in the building of the power supply system, the most important things are the trigger control loop structures, the gap switch debugging, the measurement of the impact current, and electromagnetic interference protection. Finally, I introduced the experiment, the simulation analysis of some questions in the experiment. The most important thing is the analysis of the equivalent circuit of the stator windings. And the author build a simulation model based on it.

本文首先介绍了电磁发射技术的概况；其次，基于直线电机的原理，介绍了直线驱动线圈发射技术的基本原理、等效电路和回路电感计算，得到了较完整的课题研究思路；第三，搭建电源系统，工作的的重点是触发控制回路的研制、间隙开关的调试、冲击电流的测量、电磁干扰防护措施；最后，介绍了课题实验情况，对实验中产生的问题进行了仿真分析，其中以定子线圈的等效电路的分析为重点，建立了仿真模型，并对参数的变化进行了仿真研究，为后续的实验研究提供参考。

Applicable environment:Provided with favorable electromagnetic compatibility prevent electromagnetic interference occur with function of good thermal diffusivity,reliable performance.

适用环境：具有良好的电磁兼容性，不会对周边环境造成电磁干扰。灯具整体温度低，散热性好，性能稳定。

Do not underestimate the electromagnetic interference, and many times we lock up and restart the computer because of interference caused by these disturbances within the existing CPU fan from the chassis, chassis fans, video card fans, graphics cards, motherboards, hard disk interference also the driving force from the outside line, inverter air conditioner and other large equipment and even vehicle interference.

不要小看电磁干扰，许多时候我们的电脑死机和重启也是因为干扰造成的，这些干扰既有来自机箱内部CPU风扇、机箱风扇、显卡风扇、显卡、主板、硬盘的干扰，也有来自外部的动力线，变频空调甚至汽车等大型设备的干扰。

The procreant causation? mostly impress fashion and harm of EMI are introduced in this paper .

介绍了电磁干扰产生的原因、主要传递方式和危害性，着重叙述了对硬质合金生产系统电磁干扰的一些有效的抑制措施和方法。

Anti-disturbance is introduced in filtration , electronic isolation,shield ground four ways.

从电源干扰、电磁干扰、接地错误三个方面介绍了机械电子设备中的电气干扰的来源及传输途径；从滤波、电气隔离、屏蔽、接地等四个方面介绍了具体的抗干扰措施。

Aiming at the problems of anti-jamming and apparatus security in measuring the Electrothermal-Chemical Gun's chamber pressure at present, and based on knowing the problems of doughty electromagnetism jam and voltages fluctuate in the course of ETCG's launch, we studied the measurement of ETCG's Chamber Pressure by use of the multilayer shield technology which solved the ETCG's chamber pressure testing problem, and the results were prove to be satisfied.

针对当前电热化学炮的膛压测试技术中存在的强电磁干扰和仪器安全性问题，在了解电热化学炮发射过程中的几种强电磁干扰和地电位浮动问题的基础上，引入了利用多层组合屏蔽技术的电热化学炮膛压测试技术，解决了电热化学炮膛压的测试问题，获得了良好的数据。

Understanding of the phenomenon of interference of electromagnetic radiation, and can accurately determine the location of interference sources, the general understanding of the strength of interference is to reduce our DIY premise of electromagnetic interference.

认识电磁辐射干扰的现象，并能准确的判定干扰源的位置，大体了解干扰的强度，是我们进行消减电磁干扰DIY的前提。

This paper discussed the electromagnetic compatible environment of vehicle including the types of wirings in vehicle and the forms of electromagnetic interfere.

本文在分析汽车电磁兼容标准和汽车电气原理的基础上，就汽车的电磁环境进行了详细的分析，包括汽车内用电设备的类型，以及电磁干扰产生的形式。

In order to make the telecommunication satellite operate well in the electromagnetic jamming and complex electromagnetic environment, a novel space-borne antenna multi-jamming direction finding and nulling method is presented.

为了保证通信卫星在人为电磁干扰及复杂电磁环境下的正常工作，给出了一种用于星载赋形天线的频域多干扰目标测向及调零方法。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。