US 12,438,375 B2
Power supply and demand system
Keigo Ikeda, Nisshin (JP); and Daiki Yokoyama, Miyoshi (JP)
Assigned to TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota (JP)
Filed by TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota (JP)
Filed on Apr. 26, 2024, as Appl. No. 18/647,269.
Claims priority of application No. 2023-077943 (JP), filed on May 10, 2023.
Prior Publication US 2024/0380210 A1, Nov. 14, 2024
Int. Cl. B60L 55/00 (2019.01); B60L 53/53 (2019.01); B60L 53/62 (2019.01); H02J 3/32 (2006.01); H02J 3/38 (2006.01)
CPC H02J 3/322 (2020.01) [B60L 53/53 (2019.02); B60L 53/62 (2019.02); B60L 55/00 (2019.02); H02J 3/38 (2013.01)] 4 Claims
OG exemplary drawing
 
1. A power supply and demand system used in a factory for manufacturing a vehicle, comprising:
an on-vehicle secondary battery mounted on a vehicle located in the factory, wherein the vehicle is configured to run by remote control;
a central storage battery located in the factory and configured to store power and supply the stored power to an equipment used in the factory;
a power generating facility located in the factory, the power generating facility configured to generate electric power and supply the generated electric power to the central storage battery;
a charging device configured to supply electric power stored in the central storage battery to the on-vehicle secondary battery;
a power receiving device configured to supply electric power stored in the on-vehicle secondary battery to the central storage battery; and
a control unit configured to acquire a change of a power generating amount of the power generating facility and a change of a power consumption amount of the central storage battery, and to determine a target charging rate of the central storage battery based on the acquired change of the power generating amount of the power generating facility and the acquired change of the power consumption amount of the central storage battery.