全数字化控制UPS切换策略的研究

Study of the Transferring Strategy on Fully Digital-controlled UPS

文章分析了数字化控制 U PS锁相环的原理与性能 ,提出了一种用于电网电压快速检测的方案 ,保证不间断对负载供电。这些方案非常简单、实用。实验结果表明 ,使用上述方案的

The principle and performance of phase lock loop are analyzed and the method used for fast voltage detection is presented for the digital controlled UPS,which are used for supplying the load uninterruptedly.These methods are very simple and practical.Experiment result shows that the performance and target can be reached very well.