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    • 25. 发明专利
    • ADJUSTING DEVICE FOR STORAGE BATTERY
    • JPH0855643A
    • 1996-02-27
    • JP16867195
    • 1995-07-04
    • ACCUMULATEURS FIXES
    • JIYAN KUROODO MANJIE
    • H02J7/02H01M10/48H02J7/00
    • PROBLEM TO BE SOLVED: To prevent overcharging of unit cells of this battery, whose voltage is a function of charged state by installing an adjusting means which makes the voltage be same between respective terminals of respective battery modules connected in series. SOLUTION: As this adjusting apparatus for a battery 0 constituting n of the same modules 3-5, n-1 pieces adjusting modules 7, 8 are installed. The voltage applied to the terminals of an assembly constituted of the modules 3, 4 is applied to a divider bridge of resistors 10, 11 with an identical resistance and having a middle point connected with a non-contrarotating input part of a computation amplifier 9 of the adjusting module 7. Then, in the case the voltage between the terminals of, for example, the module 4 is found higher than the voltage between the terminals of the module 3 by a comparator circuit composed using the amplifier 9 as a center member, electric discharge is carried out via a resistor 18 and a transistor 16, and the former voltage is made equal to the latter voltage. Moreover, the adjusting module 8 works on the modules 4, 5 and performs the same function as that of the adjusting module 7.