Converters (8-1, 8-2) are configured to operate in a normal operation to convert the electric power that is input/output to/from secondary batteries (6-1, 6-2) bidirectionally to direct current voltage. In a predetermined mode allowing the secondary batteries (6-1, 6-2) to be charged, at least one of the converters (8-1, 8-2) does not perform a switching operation and holds on an upper arm element (Q1B, Q2B) to avoid a switching loss in charging the secondary batteries (6-1, 6-2). An electric power loss caused at the converters in charging the secondary batteries can be reduced, and charging efficiency can be enhanced.
POWER SUPPLY SYSTEM AND ELECTRIC POWERED VEHICLE INCLUDING POWER SUPPLY SYSTEM, AND METHOD FOR CONTROLLING POWER SUPPLY SYSTEM
STROMVERSORGUNGSSYSTEM UND ELEKTRISCHES ANGETRIEBENES FAHRZEUG MIT STROMVERSORGUNGSSYSTEM UND VERFAHREN ZUR STEUERUNG DES STROMVERSORGUNGSSYSTEMS
SYSTÈME D'ALIMENTATION ÉLECTRIQUE ET VÉHICULE À PROPULSION ÉLECTRIQUE COMPRENANT LE SYSTÈME D'ALIMENTATION ÉLECTRIQUE ET PROCÉDÉ DE COMMANDE DU SYSTÈME D'ALIMENTATION ÉLECTRIQUE
2021-03-03
Patent
Electronic Resource
English
IPC: | H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY / H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS , Anlagen zur Umformung von Wechselstrom in Wechselstrom, von Wechselstrom in Gleichstrom oder umgekehrt, oder von Gleichstrom in Gleichstrom und zur Verwendung in Netzen oder ähnlichen Stromversorgungssystemen |
Vehicle power supply system and method for controlling vehicle power supply system
European Patent Office | 2024
|ELECTRIC VEHICLE POWER SUPPLY SYSTEM AND POWER SUPPLY METHOD
European Patent Office | 2020
|METHOD FOR CONTROLLING VEHICLE POWER SUPPLY SYSTEM AND VEHICLE POWER SUPPLY SYSTEM
European Patent Office | 2020
|