The multi-module UPS can flexibly implement expansion of power system capacities. In order to improve the reliability of whole power system, it can be used to build up a redundant parallel system.
多模块UPS能较灵活地实现对电源系统容量的扩展，为了增加整个电源系统的可靠性，它可以组成冗余并联系统。
With the rapid development of information technology, the redundant parallel operation of UPS has been become of the research hot point and difficult point of the domain of power electronics.
随着信息技术的飞速发展，UPS冗余并联的研究已成为电力电子领域研究的热点和难点。
With the rapid development of information technology, the redundant parallel operation of UPS has been become of the research hot point and difficult point of the domain of power electronics.
随着信息技术的飞速发展，UPS冗余并联的研究已成为电力电子领域研究的热点和难点。
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