A charge-discharge control system includes an electronic control unit (30). The electronic control unit is configured to: calculate an excess or shortage of a state of charge (SOC) of the battery to a target state of charge (SOCgt) as a state-of-charge difference (ΔSOC); increase an output voltage of an electric power supply device (23) when the shortage of the state of charge is larger than a first prescribed value; decrease the output voltage of the electric power supply device when the excess of the state of charge is larger than a second prescribed value; calculate an amount of change (ΔVout) in the output voltage of the electric power supply device per unit time such that the amount of change in the output voltage of the electric power supply device per unit time is smaller when the calculated full charge capacity (SOCmax) is low than when the calculated full charge capacity (SOCmax) is high.
CHARGE-DISCHARGE CONTROL SYSTEM FOR VEHICLE
LADE-ENTLADESTEUERUNGSSYSTEM FÜR EIN FAHRZEUG
SYSTÈME DE COMMANDE DE CHARGE-DÉCHARGE POUR VÉHICULE
2021-07-28
Patent
Electronic Resource
English
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion / 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 |
CHARGE/DISCHARGE CONTROL SYSTEM, BATTERY VEHICLE, AND CHARGE/DISCHARGE CONTROL METHOD
European Patent Office | 2020
|European Patent Office | 2023
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