共模
- common mode
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[common mode] 如像在微分运算放大器中那样,在其两个输入端处,输入信号的幅度和相位都是相同的
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PWM逆变器共模干扰电流的衰减和抑制
Damping and suppression of common mode interference currents in PWM inverter
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功率变换器动态节点电位平衡共模EMI抑制技术
Suppression technique of dynamic nodes potential balance for common mode EMI in power converters
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单相H桥逆变器中的抗共模电压测量系统
Measurement System Inhibiting Common-mode Voltage of the Single Phase H-bridge Inverter
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PWM驱动系统中感应电动机共模模型的研究
Research on induction motor common-mode model in a PWM drive system
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PWM逆变器共模传导电磁干扰的预测
Prediction of common mode conducted EMI in PWM inverter
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一种高共模输入范围高输出电压摆幅的CMOS运算放大器
A high common-mode input range and high output swing CMOS operational amplifier
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基于电流驱动模式的PCB共模干扰预测分析
Prediction and Analysis of PCB Common-Mode Radiation Based on Current-Driven Mode
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带共模反馈的CMOS套筒式高增益运算放大器
High gain CMOS telescopic operational amplifier with common-mode feedback
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文中提出了一种新颖的可以有效消除脉冲宽度调制(PWM)逆变器产生的共模电压的有源滤波器。
This paper proposes a novel PWM inverter output active filter for common-mode voltage reduction .
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PWM逆变器输出端共模与差模电压dv/dt滤波器设计
Design of Common-Mode and Differential-Mode Voltage dv / dt Filter at PWM Inverter Output Terminals
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各种PWM控制方式下的电机共模电压比较研究
Study and Comparison of the Common-Mode Motor Voltage in Different Kinds of PWM Control Methods
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经过查找分析,其主要原因是DCS通道与同操器等仪表的接口设计不当而引入共模干扰所致,最后通过减小共模干扰幅值的方法解决了该问题。
The problem was solved finally by decreasing amplitude of the common mode disturbance .
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Z源变换器通过改变噪声源阻抗抑制高频共模噪声
Z-Source Converter High Frequency Common Mode EMI Noise Suppression for Switching Converters by Impedance Control
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一种抑制NPC逆变器共模电压的新方法
A Novel Method for Suppressing Common-mode Voltage Caused by NPC Inverter
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应用于开关电源的有源共模EMI滤波器
An Active Common Mode EMI Filter for Switching Mode Power Supply
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全桥变换电路共模EMI分析及其抑制技术研究
Analysis and Suppression of Common - Mode Conducted EMI in Full-bridge Converters
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SPWM死区对三电平高压变频器共模电压的影响
Effects of SPWM Dead-time on Common-mode Voltage in Three-level High-voltage ASD System
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基于补偿原理的正激式变换器传导共模EMI抑制
The Study of CM EMI Suppression in Forward Converter Based on Passive Compensation Technique
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系统采用三取二的表决方式,FPGA部分执行主要的保护功能,并行数据处理和信号传输提高了系统的响应速度,避免了软件共模故障的发生。
FPGA modules perform the primary protection functions to accelerate the response speed , and avoid the common mode failures in software programming .
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文章提出了用FPGA作为主要器件、以能量为指标的共模噪声评估技术。
This article proposed the technology of appraising common-mode noise with taking the energy as the datum and FPGA as the main component .
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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
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通过Matlab仿真,验证了理论分析的正确性,并进一步说明了,对采用同相调制算法的变频器,注入3次谐波将导致共模电压增加。
Simulations with Matlab prove the correctness of theoretic analysis and illuminate that the third-order harmonic injection into inverter controlled by in-phase modulation will increase common-mode voltage .
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变频器采用的空间矢量脉宽调制(SVPWM)会产生共模电压,后者对变频器和电机产生危害。
The inverter can generate common-mode voltage due to the space vector pulse width modulation ( SVPWM ) .
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实际装置中,共模EMI是传导EMI和辐射EMI的主要组成成分。
In practical equipment , common mode EMI is the main component of the conducted EMI and the radiated EMI .
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同时,在该滤波器的电源设计上还注重了共模EMI电流的抑制。
In the source design of the proposed filter , much attention is paid to suppression of common-mode EMI current .
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中频发电机AC-DC整流模块的共模干扰研究
Research on Common-Mode Electromagnetic Interference in the AC-DC Rectification Module of Intermediate Frequency Generator
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根据所提出的等效电路和从实验装置上测量得的电路参数,用Matlab软件进行了仿真,仿真结果与实测的共模电流时域波形和频谱吻合得较好。
Based on the proposed equivalent circuit and measured parameters from the test-setup , simulations with Matlab software predicted the CM current both in time and frequency domains with reasonable precision .
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在此基础上,研究了改进SVPWM调制策略与共模抑制滤波电路对共模漏电流抑制原理。
On this basis , the improved SVPWM modulation strategy and the common mode rejection filter are discussed and comparison .
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一种新的传导型共模/差模EMI分离测试网络共模干扰和差模干扰及其抑制技术
A Novel Common and Differential Mode Noise Separation of Conducted EMI Common Mode Interference & Differential Mode Interference and their Restraining Technologies
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仿真结果与实验结果均证明该有源滤波器可以有效地抑制系统传导共模EMI发射强度。
Both simulation result and experimental result prove that the proposed filter can effectively reduce emission intensity of conducted EMI in system .