Battery charging method

Details Battery charging method Battery charging method

1996-12-19

1998-09-15

Wong, Peter S.

Electricity: battery or capacitor charging or discharging

Serially connected batteries or cells

With discharge of cells or batteries

320 21, 320 48, 324433, H01M 1044, G01N 27416

Patent

active

058084436

ABSTRACT:
A backup battery charger measures charging capacitor voltage and charging battery current to calculate battery charging circuit resistance and open circuit float battery voltage. Microcontroller computation of the backup battery float battery voltage and battery charging circuit resistance changes enable efficient charging and monitoring of battery conditions.

REFERENCES:
patent: 4876513 (1989-10-01), Brilmyer et al.
patent: 5352968 (1994-10-01), Reni et al.
patent: 5396163 (1995-03-01), Nor et al.
patent: 5485090 (1996-01-01), Stephans
patent: 5596259 (1997-01-01), Mino et al.

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