four-wire

Instantaneous Reactive Power and Active Power Filter in Three-phase Four-wire System

三相四线制电路中的瞬时无功功率及有源电力滤波器

Protection Circuit in Three-phase Four-wire System

三相四线制中线断线保护电路

Study on series hybrid active power filter in a three-phase four-wire system

三相四线制下串联混合型滤波器的研究

Two-phase winding, four-wire connection, ungrounded or grounded.

两相绕组, 四线连接, 接地或不接地.

To component values accurately, most testers can make two-wire, three wire, or four-wire measurements.

为了使测试更加精确, 很多测试设备可以构成两线 、 三线或四线测量.

Is the device configured for two wire or four wire systems?

设备是配置为二线制或四线制的系统 吗 ?

Main Circuit Design of the Active Power Filter for Three-phase Four-wire System

三相四线制有源电力滤波器主电路设计

Harmonic Detection Applied to Active Power Filter in Three-phase Four-wire System

三相四线制系统中有源滤波器的谐波检测方法

Especially three-phase four-wire active power filter hardware has simple structure with only three group switch device.

特别是三相四线制有源电力滤波器硬件结构简单,只有三组开关器件.

A Research on Neutral-point Potential Balancing Control Strategy for Three-phase Four-wire Tri-level Three-leg APFs

三相四线制三电平三桥臂有源滤波器中点平衡控制策略

New technique for mitigating harmonic current in three-phase four-wire electric distribution systems

治理三相四线制配电网谐波电流的新技术

Modified harmonic current detecting method for three-phase four-wire system

改进的三相四线制系统谐波电流检测方法

Fault-line Analysis on Three-phase Four-wire System and its Prevention

三相四线制供电线路断线故障的分析及保护措施

Research on Harmonic Current Detection in Three-Phase Four-Wire System Based on Improved p-q-r Method

基于改进p-q-r法的三相四线制系统谐波电流检测方法的研究

The DCS power grounding should be: when three-phase and four-wire system is adopted, the neutral wire should be grounded;

而采用单相电源时，若DCS与电力设备为公用接地，则DCS电源零线不接地；

For three-phase four-wire active power filters ( APFs), several typical power theories and corresponding current reference generation strategies are induced.

针对三相四线电源系统，归纳出几种典型的功率理论体系及对应的电流基准信号产生方案。

In the Three phase and Four wire circuIt'system, the neutral wire is very important.

在三相四线制供电系统中, 中性线是非常重要的.

Optimized Control Study on Three-Phase Four-Wire System Inverter Based on Genetic Algorithm

基于遗传算法的三相四线制逆变器优化控制的研究

Discussion on Non-earthing Neutral Point of Power Line for Low Voltage Three-phase Four-wire System

低压三相四线制中性点不接地之浅见

The multi-objective control of micro source is studied for three-phase four-wire system.

研究了基于逆变器并网的微电源在三相四线制微电网中的多目标控制问题。

A new DSP based hybrid power filter designed under the condition of three-phase four-wire system is presented.

介绍了一种基于DSP的三相四线制系统混合型电力滤波装置。

One-Cycle Control Strategy and Simulation of Dynamic Voltage Regulator for Three-Phase Four-Wire System

三相四线动态电压调节器的单周控制策略与仿真分析

Two-phase winding, four-wire connection. Ungrounded or grounded can be specified.

两相绕组, 四线连接. 可指定不接地或接地.

Three-phase winding, four-wire connection. Ungrounded or grounded can be specified.

三相 绕组, 四线连接. 可指定不接地或接地.

Three-phase winding, four-wire connection, ungrounded or grounded.

三相 绕组, 四线连接, 接地或不接地.

An Analysis of a Neutral Line Break Fault in Three-phase Four-wire System

一起三相四线制配电系统零线断线故障事故分析

Power Flow Model and Algorithm for Three-Phase Four-Wire Distribution Network

三相四线制配电网络的潮流模型与算法

Study of Shunt Active Power Filter Realizing Reactive Power and Harmonics Compensation in Three-Phase Four-Wire System

三相四线制无功与谐波全补偿的并联有源电力滤波器的研究

Moreover, three-phase four-wire active filters can suppress line current, and solve symmetric problem of system effectively.

另外, 三相四线制有源电力滤波器能有效地抑制零线电流, 并能有效地解决系统的不对称问题.

In this paper, instantaneous reactive power theory using in three-phase four-wire system was discussed at first.

讨论了在三相四线制系统中瞬时无功功率理论和有源电力滤波器的研究结果.