1) three-phase three-wire
三相三线
1.
Most consumers adopt the three-phase three-wire measurement on its 10 kV side.
在10 kV供电系统中,Y/yn变压器运用相当广泛,在10 kV侧采用三相三线计量方式的用电客户较多,运行中0。
2.
At last,types of false connection are summed up,and the methods of identification for three-phase three-wire energy metering device are put forward.
结合近年来在实际工作中遇到的一起三相三线电能计量装置错接线事例,通过向量分析、有功表达式的推导,进而求出该种错接线对电能计量的影响。
2) three-phase three-wire
三相三线制
1.
To break the power limit of APF(Active Power Filter) caused by the smaller capability of switching devices,the three-phase three-wire three-level APF based on vector mode one-cycle control is presented.
为克服由于开关器件容量小而导致有源电力滤波器(APF)功率受到限制的问题,提出了一种基于矢量模式单周控制的三相三线制三电平APF,APF主电路采用二极管箝位型三电平拓扑结构,控制策略采用0°～360°区间矢量模式单周控制,以减小APF开关应力和损耗,实现用低耐压开关器件提高APF功率等级。
2.
In order to reduce the switching stress and loss of APF,and to enhance the APF power rating for lower pressure switch devices,this paper presents a three-phase three-wire three-level APF based on vector mode one-cycle control during 30°～390°.
为了减小有源电力滤波器(APF)的开关应力和损耗,便于实现用低耐压开关器件提高APF功率等级,提出了一种基于30°～390°区间矢量模式单周控制三相三线制三电平APF。
3.
A three-phase three-wire active power filter(APF),controlled by one cycle controller is devised.
设计了一种单周控制的三相三线制有源电力滤波器,该滤波器工作时无需检测三相负载电流和三相输入电压,无需进行繁琐的参考电流、无功电流和谐波电流计算;只需检测两相电源电流和直流侧电容电压,通过简单计算就可直接求出每个开关周期内各开关的占空比。
3) three phase three wire (△) system
三相三线(△)制
4) three-phase four-wire
三相四线
1.
Development of 100 kVA enhanced SVG based on three-phase four-wire power system;
100kVA三相四线系统用增强型SVG的研制
2.
Application of FBD-method to real-time current detection in three-phase four-wire system;
FBD法在三相四线制系统电流实时检测中应用
3.
Simulation research on control method of three-phase four-wire active power filters;
三相四线有源电力滤波器控制算法仿真研究
补充资料：三相
【三相】
（名数）一、解脱相，言无生死之相也。二、离相，言无涅槃之相也。三、灭相，言生死涅槃之无相，其无相亦无。即非有非无之中道也。法华经药草喻品曰：“如来说法，一相一味，所谓解脱相离相灭相。”文句七上曰：“解脱相者，无生死相，离相者，无涅槃相，灭相者无相，亦无相。”又曰：三有为相。(参见：有)
（名数）一、解脱相，言无生死之相也。二、离相，言无涅槃之相也。三、灭相，言生死涅槃之无相，其无相亦无。即非有非无之中道也。法华经药草喻品曰：“如来说法，一相一味，所谓解脱相离相灭相。”文句七上曰：“解脱相者，无生死相，离相者，无涅槃相，灭相者无相，亦无相。”又曰：三有为相。(参见：有)
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条