Cell balancing device
A cell balancing device (1) includes a plurality of serially connected battery modules (8-1 through 8-n), an external generator (3), a transformer 16 including a first coil (20) and a plurality of second coils (21-1 through 21-n) connected in parallel to each of the battery modules (8-1 through 8-n)...
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| creator | KURAISHI, MAMORU |
| description | A cell balancing device (1) includes a plurality of serially connected battery modules (8-1 through 8-n), an external generator (3), a transformer 16 including a first coil (20) and a plurality of second coils (21-1 through 21-n) connected in parallel to each of the battery modules (8-1 through 8-n), a switch (17) provided between the external generator (3) and the first coil (20), a cell balancing circuit (5) and a battery ECU (6) for electromagnetically coupling the first coil (20) and each of the second coils (21-1 through 21-n) by turning on and off the switch (17) when the difference between the output voltages of the battery modules (8-1 through 8-n) equals or exceeds a threshold. |
| format | Patent |
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| language | eng ; fre ; ger |
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| subjects | BASIC ELECTRIC ELEMENTS CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TOTRANSPORTATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRICITY GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS GENERATION PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY SYSTEMS FOR STORING ELECTRIC ENERGY TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE |
| title | Cell balancing device |
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