A voltage conversion device of the present disclosure includes: an HV-48V DC/DC converter (11) that steps down a high voltage input from a high-voltage battery (2) to 48 V; a first wire harness (14) that supplies 48 V from the HV-48V DC/DC converter (11) to a 48V load (4); an HV-12V DC/DC converter (12) that steps down the high voltage input from the high-voltage battery (2) to 12 V; a second wire harness (15) that supplies 12 V from the HV-12V DC/DC converter (12) to a 12V load (5); a 48V-12V DC/DC converter (13) that is connected to the first wire harness (14) and the second wire harness (15), steps down 48 V to 12 V, and steps up 12 V to 48 V; and a control device (20).
VOLTAGE CONVERSION DEVICE, AND CONTROL DEVICE FOR VOLTAGE CONVERSION DEVICE
SPANNUNGSUMWANDLUNGSVORRICHTUNG UND STEUERUNGSVORRICHTUNG FÜR SPANNUNGSUMWANDLUNGSVORRICHTUNG
DISPOSITIF DE CONVERSION DE TENSION ET DISPOSITIF DE COMMANDE POUR DISPOSITIF DE CONVERSION DE TENSION
2025-05-21
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 / 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 |
European Patent Office | 2021
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