电磁干扰
- 网络electromagnetic interference;emi;EMC;EMS;EML
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该电源具有体积小、效率高、可靠性高、电磁干扰小的优点。
Thus , the power supply has the advantages of small volume , high efficiency , reliability and light EMI .
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通过电磁干扰滤波器的设计实例分析,使设计者理解和选择最适宜用于特殊用途的铁氧体材料和成分,掌握共模感应器的设计方法和实际应用中应注意的问题。
With the analysis of EMI filter ′ s design as an example , this paper could help the designer understand and choose the ferrite material and component which are optimum for their special purpose , master the design method and attention points in actual application .
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心腔内R或P波过低,电极故障,电磁干扰。
Too low R or P wave , disorder in electrodes , disturbance of electromagnetism .
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DSP系统抗电磁干扰的方法
The Method of Anti - electromagnetic Interference of DSP System
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PLC的电磁干扰问题及对策
Problems Electromagnetic Interferences with PLC and the Countermeasures
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降低Boost型变换器电磁干扰水平的峰值电流控制方法
Peak current control method of depressing the electromagnetic interference level of Boost DC / DC converter
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PCB高速电路的抗电磁干扰设计
Design of Anti - Electromagnetism Interference for PCB High - Speed Circuit
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在复杂的工业环境中,各种电磁干扰对PLC的正常运行形成了日益严重的威胁。
In the complex industrial environment , various electromagnetic interferences have formed increasingly serious threat against normal operation of PLC .
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高速电路PCB板中电磁干扰的研究
Research of EMI for the High-Speed Circuit PCB
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基于IGBT开关暂态过程建模的功率变流器电磁干扰频谱估计
EMI evaluation of power converters considering IGBT switching transient modeling
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文中还对PCB设计过程中需要注意的高速信号走线和电磁干扰问题也进行了探讨。
This paper also discusses the high-speed signal layout and EMI in PCB design process .
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使用改进后的EMI滤波器,能将电磁干扰衰减50~70dBμV。
However , using the improved EMI wave filter can reduce EMI by 50 ~ 70 dB μ V.
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卫星地球站电磁干扰(EMI)测试
Electromagnetic interference testing at the satellite earth stations
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实现实时在线监测的关键在于如何从强烈的电磁干扰中准确获取PD信号。
How to accurately obtain PD signal from strong electromagnetic interferences is the key to achieving real-time and on-line monitoring .
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该文利用分析和测量相结合的方式,详细研究了一台离线式PWM开关电源的传导电磁干扰(EMI)特性。
In this paper , the conducted EMI characteristic of an off-line PWM power supply is analyzed in detail .
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E1同轴传输线上电磁干扰的抑制
Technology for Suppressing EMI in E1 Coaxial Line
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电力电子系统中,双随机调制技术能够有效地抑制和减小传导电磁干扰(EMI),而不需增加额外耗费。
In power electrical system , dual randomized modulation technology can restrain and decrease conduct EMI effectively .
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在振荡器电路中,运用频率抖动技术,使芯片防止电磁干扰(EMI)。
In the part of OSC , the CMOS chip prevents EMI by using frequency jitter technique .
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多层微波MCM抑制电磁干扰技术
Technology for Control EMI in Multi-Layer Microwave MCM
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使用EDA技术设计高速电路PCB所产生的电磁干扰,可通过如下方法抑制。
When PCB high-speed circuit was designed with electronic design automatic ( EDA ) technology , electromagnetism interference could be brought .
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对在无专业仪器条件下如何判明LS波段电磁干扰性质,查清干扰来源作了介绍;
The method for judging the nature and finding out the origin of interference in LS band without professional instruments is introduced .
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高功率脉冲调制器是电子直线加速器(LINAC)的功率源,脉冲调制器在运行中会产生很强的电磁干扰。
The high-power pulse modulator of LINAC will produce strong electromagnetic interference when it runs .
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首先,作者分析了一些电磁干扰抑制器件,如:铁氧体磁芯、滤波器、气体放电管、ZnO变阻器、瞬态电压抑制器等。
A number of Protection Device , such as ferrite core , filter , gas tube arresters , metal oxide variators , transient voltage suppressors , are tested .
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静电放电(ESD)是许多电子设备必须承受的一种严重的电磁干扰形式。
Electrostatic discharge ( ESD ) is a kind of electromagnetic interference phenomenon that many electronic and electrical equipments must withstand .
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最终达到消除PWM信号中的开关信号和电磁干扰信号,提高效率和保真度,减小输出滤波器的体积和成本。
Filter may serve the role to eliminate switching and EMI interfere in PWM signal . Thus to improve efficiency and fidelity , lower the filter cost and component sizes .
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论文最后还介绍了扫描管Z向的数字PID闭环控制,步进电机的自动进针,并对实际出现的一些电磁干扰问题作了讨论。
Finally , the author discussed the digital PID closed loop control of the scanner in z-direction , the automatic approaching of the tip using step-motor , and also some Electro-Magnetic Interferences .
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介绍了电磁干扰(EMI)噪声分离网络在预估与抑制电力线通讯中系统辐射电磁干扰噪声方面的应用。
The electromagnetic interference ( EMI ) noise separating network is used to estimate and suppress the radiated electromagnetic interference noise in a power line communication system .
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测试波形和数据表明:混沌调制技术能有效减小PWM电路产生的谐波,降低了输入级电路产生的电磁干扰,抑制了输出级的声谐振现象。
It is shown by experimental data and testing waves that the chaotic modulation can decrease efficiently the PWM harmonics , reduce the electromagnetic interference , and suppress the acoustic resonance in HID lamp .
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本文介绍与飞行安全有关的机载系统的机内、外电磁干扰问题及目前采用的几种地面EMC测试法和飞行EMC测试法。
This paper introduces the effects of EMC on flight safety critical systems and discusses the methods of ground test and flight test used in the systems of EMC testing .
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本文简要介绍了在电子设备中,针对形成电磁干扰EMI的三要素,所采取的提高设备电磁兼容性EMC的措施。
This article compendious introduced the measure was aimed at the three element of forming the EMI in electronic equipment and used it for improve EMC capability of electronic equipment .