UPS three-level PFC topology circuit

The utility model provides a UPS three-level PFC topology circuit, which is a high-efficiency three-phase PFC circuit suitable for power supply application and discharge application, supports bidirectional work under commercial power, and enables a battery and the commercial power to supply power to...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	ZHANG XIAFANG, JI SHIQING
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC,OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWERSUPPLY SYSTEMS CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER CONTROL OR REGULATION THEREOF CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUTPOWER CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRICITY GENERATION SYSTEMS FOR STORING ELECTRIC ENERGY
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Beschreibung
Zusammenfassung:	The utility model provides a UPS three-level PFC topology circuit, which is a high-efficiency three-phase PFC circuit suitable for power supply application and discharge application, supports bidirectional work under commercial power, and enables a battery and the commercial power to supply power to + BUS and-BUS through the same circuit. In addition, the circuit structure can supply power to theBUS and charge the battery at the same time. 本实用新型提供了一种UPS三电平PFC拓扑电路，该拓扑电路适用于供电应用与放电应用，在市电下又支持双向工作、且电池、市电通过同一套电路实现给+BUS、-BUS供电的高效率三相PFC的电路。此外，该电路结构还可实现在为BUS供电的同时对电池进行充电。