Chemistry: electrical current producing apparatus – product – and – Process of cell operation
Patent
1988-10-28
1990-06-05
Kalafut, Stephen J.
Chemistry: electrical current producing apparatus, product, and
Process of cell operation
320 4, 379324, H01M 1044
Patent
active
049313673
ABSTRACT:
In a device for providing stand-by power to an electrical apparatus, such as a telephone switching system, the battery contained therein is maintained at a positive plate polarization of about 20 to 40 millivolts per cell.
REFERENCES:
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J. J. Lander, "Further Studies on the Anodic Corrosion of Lead in H.sub.2 SO.sub.4 Solutions," Ibid., 103, (1956), pp. 1-8.
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E. Willihnganz, "Accelerated Testing of Stationary Batteries," Electrochem. Technology, 6, (1968), pp. 338-341.
A. G. Cannone, D. O. Feder & R. V. Biagetti, "Positive Grid Design Principles," B.S.T.J., Sep. 1970, pp. 1279-1304.
D. P. Reif & I. Glasa, "A New Concept: Intermittent Charging of Lead Acid Batteries in Telecommunications Systems," Proceedings of INTELEC 1984, pp. 67-72.
J. T. Wadden, D. P. Reid, I. Glasa, "Non-Destructive Testing of Telephone Stationary Batteries," Proceedings of INTELEC 1979, pp. 49-52.
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Float Voltage-Pacific Bell, May 17, 1988.
Young and Lunsford, Automatic Power Plants for Telephone Offices, Bell Telephone System Technical Publications, May 1931.
Brecht William B.
Feder David O.
McAndrews Joseph M.
Williamson Allan J.
C & D Charter Power Systems, Inc.
Kalafut Stephen J.
Quinn Charles N.
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