Solar powered pumping system

Details Solar powered pumping system Solar powered pumping system

1994-08-16

1996-10-29

Wong, Peter S.

Electricity: battery or capacitor charging or discharging

Serially connected batteries or cells

With discharge of cells or batteries

307130, 323299, 320 39, 320 40, H02J 100

Patent

active

055699987

ABSTRACT:
A solar water pumping system for home use utilizing amorphous solar panels and circuitry for maintaining proper power to the system. Three reference voltages in combination with switching circuitry achieve this purpose by constantly monitoring input and output voltages and allowing a non-discontinuous switching between solar power and battery power.

REFERENCES:
patent: 4163194 (1979-07-01), Ross
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patent: 4626764 (1986-12-01), Weinhardt
patent: 4636931 (1987-01-01), Takahashi et al.
patent: 4644256 (1987-02-01), Farias et al.
patent: 4649334 (1987-03-01), Nakajima
patent: 4661758 (1987-04-01), Whittaker
patent: 4742291 (1988-05-01), Bobier et al.
patent: 4847546 (1989-07-01), Bobier et al.

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