1)neutral-point-clamped中性点箝位
1.A novel two-arm asymmetry three-level neutral-point-clamped switching mode PWM rectifier is proposed, the mathematical model of the rectifier is derived, and the working mode and the constant- frequency PWM control method are analyzed in detail.该文提出一种新型的两桥臂非对称三电平中性点箝位开关模式PWM整流电路拓扑,详细分析了其数学模型,深入研究了该PWM整流器的工作模式及其恒频PWM控制方法。
2.The mathematical model and working modes o a novel three-phase two-arm three-level neutral-point-clamped(NPC) pulse width modulation(PWM) rectifier suitable fo direct-driving wind power system are analyzed in detail, and the constant frequency control strategies based on space voltage vectors are proposed and applied to the rectification conversion of direct-driven power generation system.系统分析了新型三相两桥臂三电平中性点箝位脉宽调制(pulsewidthmodulation,PWM)整流器的数学模型和工作模式,提出了基于空间电压矢量的恒频控制策略,并将其应用于直驱风力发电系统整流变换中。
3.The mathematical model and working modes of the three-phase two-arm three-level neutral-point-clamped (NPC) pulse width modulation (PWM) rectifier were analyzed, and a novel dual single-input single-output (SISO) model based on α-β stationary reference frame was proposed, in which the α-axis and β-axis equivalent model are shown to be similar to two traditional single-phase boost converters.系统分析三相两桥臂三电平中性点箝位脉宽调制(pulse width modulation,PWM)整流器的数学模型和工作模式,提出一种基于α-β静止参考坐标系的双单输入单输出模型,在两相静止坐标系中将三相两桥臂三电平PWM整流器简化为2个与传统单相升压变换器类似的电路结构。
英文短句/例句
1.Research on Related Problems of 6kV Neutral Point Clamped Three-level Variable Frequency Drives;6kV中性点箝位三电平变频器相关问题的研究
2.A Neutral-point Potential Balancing Algorithm for Three-level Single-phase NPC Converters中性点箝位型三电平单相逆变器中性点电位平衡控制方法
3.Research on Pulse Width Modulation Strategy for Neutral Point Clamped Multilevel Inverter;中点箝位型多电平逆变器脉宽调制策略研究
4.Analysis of PWM Control Technology for Cascaded Neutral Point Clamped Inverter级联中点箝位逆变器的PWM调制技术分析
5.Research on Neutral Point Potential Balancing Methods of NPC Inverter二极管中点箝位型(NPC)变频器中点电位控制方法研究
6.Low Frequency Oscillation of Neutral Point Voltage of Neutral-point-clamped Three-level VSI Under SVPWM Control中点箝位型三电平逆变器在空间矢量调制时中点电位的低频振荡
7.Research on neutral-point potential balancing and control method for three-level NPC inverter三电平中点箝位型逆变器中点电压平衡和控制方法研究
8.Research on SVPWM Generator for Neutral Point Clamped Three-level Inverter中点箝位型三电平变流器空间矢量发生技术研究
9.Pulse Width Modulation Control Based on Pulse Encode and Pulse Rotation for Cascade Neutral Point Clamped Inverter脉冲编码和旋转的级联中点箝位逆变器脉宽调制控制
10.Hybrid PWM Strategy of SVPWM and VSVPWM for Neutral Point-clamped Three-level Voltage Source Inverter中点箝位型三电平逆变器空间矢量与虚拟空间矢量的混合调制方法
11.black level clamping circuit "黑色"电平箝位电路
12.plitude-controlled clamp电压振幅箝位控制电路
13.transistor base clamper circuit晶体管基极箝位器电路
14.Large Signal Properties of Active Clamp Forward Mode Inverter with High Frequency Pulse DC Link有源箝位正激式高频脉冲直流环节逆变器大信号特性
15.The Research on the Thin-film Planar Integrated Magnetic of the Forward Converter with Active Clamp Circuit;有源箝位正激变换器中薄膜型平面集成磁件的研究
16.a surgical instrument that stops bleeding by clamping the blood vessel.通过箝位血管止血的外科器具。
17.DC restorer diode直流恢复二极管箝位二极管
18.restrained from lateral deflection [braced]侧向变位受箝制〔受横向支撑〕
相关短句/例句
neutral point clamped(NPC)中性点箝位型
1.Based on series connected integrated gate-commutated thyristors(IGCT) used in neutral point clamped(NPC) three-level medium voltage drives(MVD),a reasonable design of the DC-link(including DC-link choke,DC-link resistor and clamped capacitor) is very important to the MVDs safe operation.基于集成门极换向晶闸管(IGCT)串联的中性点箝位型三电平高压大功率变频器中,变频器直流环节(包括限流电感、箝位电容及限流电阻)参数设置合理与否关系到高压变频器的安全运行。
3)neutral-point-clamped中点箝位
4)Neutral Point Clamped Three-Level中性点箝位三电平
5)NPC(neutral point clamped)三电平中性点箝位
6)diode neutral-point-clamped二极管中点箝位
1.The APF uses a diode neutral-point-clamped(NPC) three-level inverter.APF采用基于二极管中点箝位式(neutral-point-clamped,NPC)三电平结构,使有源滤波器的工作电压大大提高。
延伸阅读
箝位电路箝位电路clampingcircuit将脉冲信号波形的某一部分固定在一个选定的电平上，而使原信号其余部分的波形保持不变的电路。箝位电路可以使失去直流分量的脉冲信号恢复直流成分，故又称直流恢复器。箝位电路常用于各种显示设备。在示波器和雷达显示器中用箝位电路对扫描信号进行直流恢复，以解决扫描速度改变引起荧光屏上图像移动的问题。用于电视系统可使全电视信号的同步脉冲顶端电平保持为一个固定的数值，以克服由于失去直流分量和干扰等原因所造成的电平波动，便于从全电视信号中分离同步脉冲。
