FC TYPE 3-LEVEL POWER CONVERSION DEVICE

• Main Authors: OI KAZUNOBU, KOBORI KENJI
• Format: Patent
• Language: English; Japanese
• Published: 24.09.2020
• Subjects: 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; CONTROL OR REGULATION THEREOF; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUTPOWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION

To charge both a flying capacitor and a filter capacitor in an FC-type 3-level power conversion device without outputting current to the outside of the device.SOLUTION: Based on a comparison between a flying capacitor voltage Vfc and 1/2 of a filter capacitor voltage Va on a high-pressure side, a co...