SECONDARY BATTERY DEVICE AND VEHICLE
First Claim
1. A secondary battery device comprising:
- a first assembled battery including a plurality of secondary battery cells;
a second assembled battery including a plurality of secondary battery cells and connected in series to a low-potential terminal of the first assembled battery;
a disconnecting module capable of mechanically switching connection between the first assembled battery and the second assembled battery;
a voltage measurement circuit configured to measure voltages of said plurality of secondary battery cells of the second assembled battery;
a first power source wiring connected between a high-potential terminal of the second assembled battery and the voltage measurement circuit;
a second power source wiring connected between a low-potential terminal of the second assembled battery and the voltage measurement circuit; and
a filter connected between the first power source wiring and the second power source wiring.
1 Assignment
0 Petitions
Accused Products
Abstract
According to one embodiment, a secondary battery device includes a first assembled battery including a plurality of secondary battery cells, a second assembled battery including a plurality of secondary battery cells and connected in series to a low-potential terminal of the first assembled battery, a disconnecting module capable of mechanically switching connection between the first assembled battery and the second assembled battery, a voltage measurement circuit configured to measure voltages of the plurality of secondary battery cells of the second assembled battery, a first power source wiring connected between a high-potential terminal of the second assembled battery and the voltage measurement circuit, a second power source wiring connected between a low-potential terminal of the second assembled battery and the voltage measurement circuit, and a filter connected between the first power source wiring and the second power source wiring.
9 Citations
16 Claims
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1. A secondary battery device comprising:
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a first assembled battery including a plurality of secondary battery cells; a second assembled battery including a plurality of secondary battery cells and connected in series to a low-potential terminal of the first assembled battery; a disconnecting module capable of mechanically switching connection between the first assembled battery and the second assembled battery; a voltage measurement circuit configured to measure voltages of said plurality of secondary battery cells of the second assembled battery; a first power source wiring connected between a high-potential terminal of the second assembled battery and the voltage measurement circuit; a second power source wiring connected between a low-potential terminal of the second assembled battery and the voltage measurement circuit; and a filter connected between the first power source wiring and the second power source wiring. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A vehicle including a secondary battery device comprising:
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a first assembled battery including a plurality of secondary battery cells; a second assembled battery including a plurality of secondary battery cells and connected in series to a low-potential terminal of the first assembled battery; a disconnecting module capable of mechanically switching connection between the first assembled battery and the second assembled battery; a voltage measurement circuit configured to measure voltages of said plurality of secondary battery cells of the second assembled battery; a first power source wiring connected between a high-potential terminal of the second assembled battery and the voltage measurement circuit; a second power source wiring connected between a low-potential terminal of the second assembled battery and the voltage measurement circuit; and a filter connected between the first power source wiring and the second power source wiring. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16)
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Specification