Regulated uninterruptible power supply

Details Regulated uninterruptible power supply Regulated uninterruptible power supply

1976-01-23

1977-07-26

Schaefer, Robert K.

Electrical transmission or interconnection systems

Plural supply circuits or sources

Substitute or emergency source

307 51, 363 90, H02J 900

Patent

active

040385590

ABSTRACT:
An uninterruptible power supply derives regulated power from either a primary power source or a reserve power source. A power flow control unit derives the output power as needed from either one or both power sources. Its operating characteristics are selected so that complicated transfer and disconnect circuitry is eliminated.

REFERENCES:
patent: 3398292 (1968-08-01), Kuba
patent: 3660749 (1972-05-01), Kadri
patent: 3668508 (1972-06-01), Archer et al.
patent: 3769571 (1973-10-01), Wilkinson

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