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1)  four-leg active power filter
四桥臂APF
2)  four arm electrical bridge
四臂电桥
3)  four-leg
四桥臂
1.
Mathematics model of four-leg three-phase inverter is the base of theoretic analysis, the relationship between variables, such as output voltage and inductance current, can be established by the model.
本文建立了四桥臂三相逆变器的数学模型,由数学模型可以得到四桥臂三相逆变器中输出电压和电感电流等各个变量之间的关系,从而实现对输出电压的控制。
2.
One-cycle control technique is used to the control of three-phase four-wire series active power filter with four-leg first time.
提出一种基于单周控制的四桥臂三相四线制串联型有源电力滤波器。
3.
In the paper,three-phase four-wire four-leg APF was taken as study object,the i_p-i_q method was chosen to detect harmonic current,and the method of deadbeat control with full-digitalization was adopted in tracking link of order current.
文章以三相四线制四桥臂有源滤波器为研究对象,选取ip-iq法检测谐波电流,在指令电流跟踪环节采用全数字化的无差拍控制方法。
4)  four-wire four-leg
四线四桥臂
5)  three-phase four-leg
三相四桥臂
1.
Multilevel active power filter(APF) that provides more than two voltage levels and less distorted waveform offers many benefits in high voltage and high power application field,so a three-level three-phase four-leg APF based on one-cycle control is presented.
为此提出一种单周控制的三电平三相四桥臂有源电力滤波器,它不需要三相负载电流检测以及繁琐的无功电流和谐波电流计算,控制器结构简单,仅由几个带复位的积分器、比较器、触发器和一些线性元件组成,具有控制精度高、补偿效果好的特点。
2.
The topology of three-phase four-leg inverter is designed.
利用可控型有源补偿装置更有效的抑制谐波与电压闪变,提出了电网谐波与闪变综合抑制技术;设计了一机多能的电力电子装置,该装置采用三相四桥臂逆变器的拓扑结构,具有谐波抑制与无功补偿两种模式,分时复用;理论分析了功能切换判据的可行性,推导了基于FBD(Fryze-Buchholz-Dpenbrock)法的快速检测算法。
3.
A three-phase four-leg inverter topology for Dynamic Voltage Restorer(DVR) was applied.
将一种三相四桥臂逆变器的拓扑结构应用于动态电压恢复器主电路。
6)  Three-phase four-legged
三相四桥臂
1.
Three-phase four-legged inverters are bringing forwardto power unbalanced three-phase loads.
三相四桥臂逆变器是针对解决带三相不平衡负载而提出来的一种新型拓扑。
补充资料:臂痛谒告作三绝句示四君子
【诗文】:
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不妨更有安心病,卧看萦帘一炷香。
心有何求遣病安,年来古井不生澜。
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小阁低窗卧晏温,了然非默亦非言。
维摩示病吾真病,谁识东坡不二门。



【注释】:



【出处】:
苏轼诗集 卷十九
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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