Service-life discriminating feature added to a battery charger

Details Service-life discriminating feature added to a battery charger Service-life discriminating feature added to a battery charger

1995-02-10

1997-10-14

Tso, Edward

Electricity: battery or capacitor charging or discharging

Serially connected batteries or cells

With discharge of cells or batteries

320 39, 320 48, H01M 1046

Patent

active

056776152

ABSTRACT:
To discriminate that a rechargeable battery has reached an end of life, the maximum battery voltage detected during a preliminary charge time is compared with a predetermined reference voltage. When the comparison results indicate that the battery voltage is above the predetermined reference voltage, it is determined that the battery has reached the end of life.

REFERENCES:
patent: 4313079 (1982-01-01), Lee
"Nickel-Metallhydrid-Akkus Schnell und Sicher Laden", Wilfried Blaesner, Elektronik 18/1994, pp. 64-69.

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