Charge equalizing device for power storage unit
AssigneeHonda Giken Kogyo Kabushiki Kaisha
InventorNaoki Kinoshita
Life of this patent
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Abstract
A charge equalizing device for a power storage unit, which equalizes a remaining charge of each cell unit of the power storage unit that includes a plurality of groups of cells formed by a plurality of the cell units which are connected in series. The charge equalizing device includes a connection device which connects the groups of cells in series, the connection device being capable of connecting and disconnecting the groups of cells, a connection terminal provided for each of the cell units, and a switch device which connects one of the connection terminals of one of the groups of cells to another connection terminal of the other group of cells. The switch device is capable of changing the combination of the connection terminals to be connected.
Claims13
A charge equalizing device for a power storage unit, which equalizes a remaining charge of each cell unit of the power storage unit that includes a plurality of groups of cells formed by a plurality of the cell units which are connected in series, comprising:
- a connection device which connects the group of cells in series, the connection device being capable of connecting and disconnecting the groups of cells;
- a connection terminal provided for each of the cell units;
- and
- a switch device which connects one of the connection terminals of one of the groups of cells to the other connection terminal of the other group of cells, wherein
- the switch device is capable of changing the combination of the connection terminals to be connected.
A charge equalizing device for a power storage unit, which equalizes a remaining charge of each cell unit of the power storage unit that includes a plurality of groups of cells formed by a plurality of the cell units which are connected in series, comprising:
- a connection device which connects the groups of cells in series, the connection device being capable of connecting and disconnecting the groups of cells;
- a connection terminal provided for each of the cell units;
- a switch device which connects one of the connection terminals of one of the groups of cells to the other connection terminal of the other group of cells;
- and
- a control unit which controls the connection of the switch device, wherein
- the control unit, after disconnecting the connection device and confirming that all of the switch devices have been turned off, starts controlling the switch device.
Dependencies are inferred from the claim text.