Neutral current neutral current is the current that flows in the neutral leg of a paralleling system. Often, this term is used in reference to circulating currents or cross currents.
零线电流零线电流指的是通过并联系统零线的电流，在谈及环流电流或者交叉电流时常会提到这个术语。
This paper focuses on the parallel system of High-frequency UPS, including analyzing of the circulating current characteristics, parallel control, bypass switching strategy, protection and monitor.
本文以高频ups的并联系统为研究对象，研究分析了高频ups并联系统中的环流特性、并联控制、切换保护和系统监控等内容。
Features: Made of Stainless steel; adopting air-current circulating heating system and adjustable shelves, thermostat and timer; also we supply the double-door model.
特性：全不锈钢柜体、热风循环发热系统、可调节式碗碟层架、自动控温和定时装置、电子面板控制、并有双门型号提供。
The equivalent circuit of parallel inverters is acquired from the single inverter equivalent circuit and the circulating current of parallel system is given in condition of different frequency.
根据单台逆变器的等效电路得到了并联系统的等效电路，给出了并联系统的在不同等效电路下环流的大小。
For a parallel inverter system without output isolating transformers, discrepancy in DC biases contained in the output voltage of each module can cause large DC circulating current among inverters.
对于无输出隔离变压器的逆变器并联系统，各模块输出电压直流分量不一致会在模块间产生较大的直流环流。
For a parallel inverter system without output isolating transformers, discrepancy in DC biases contained in the output voltage of each module can cause large DC circulating current among inverters.
对于无输出隔离变压器的逆变器并联系统，各模块输出电压直流分量不一致会在模块间产生较大的直流环流。
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