The device for battery charge or discharge based on the technology of bidirectional converter can be used in charging or discharging battery, and realize sine wave of ac and unity power factor.
基于双向变流器技术的蓄电池充放电装置具有充电和放电功能，同时实现了网侧电流正弦化及单位功率因数，因而减少了对电网的谐波和无功污染。
This charger has the trait of high power factor, can be connected to ordinary single-phase AC sockets directly, and offers low-power and low speed charging for storage batteries.
该车载充电机具有较高功率因数，能够与普通的单相交流电源插座直接连接，为电动轿车的蓄电池组提供小功率慢速充电。
Research shows the SVG can effectively compensate reactive power and govern power factor of the grid the voltage fluctuation when the chargers work in the charging process.
结果表明充电机工作于充电过程时，SVG可以对无功进行有效的补偿，对电网的功率因素、电压波动具有有效的治理作用。
The performance of three kinds of flat miniature heat pipes is studied experimentally and the factor such as the charging ratio, working fluid and groove structure are analyzed.
对三种微槽平板热管的传热性能进行了实验研究，分析了充液率、工质的种类、槽道形状对微槽平板热管传热性能的影响。
The results show that the electromagnetic force is the main factor which makes the splash more terrible, the joint strength decreased and it has a certain effect on the applicable charging voltage.
结果表明，电磁力是促进喷溅的重要因素，因而也是造成接头强度下降的重要因素，电磁力对适用充电电压也有一定的影响。还探讨了与之相关的一些其它问题。
The hydrogen embrittlement factor has the same dependence on the hydrogen pressure and charging current density.
合金的氢脆因子与氢气压力或电流密度之间呈相同的依赖关系。
The hydrogen embrittlement factor has the same dependence on the hydrogen pressure and charging current density.
合金的氢脆因子与氢气压力或电流密度之间呈相同的依赖关系。
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