Apparatus for providing feedback to eliminate a DC component in

Details Apparatus for providing feedback to eliminate a DC component in Apparatus for providing feedback to eliminate a DC component in

1974-12-23

1977-01-04

Pellinen, A. D.

Electricity: power supply or regulation systems

Remote sensing

321 9R, H02J 318

Patent

active

040016714

ABSTRACT:
Apparatus provided for utilization with the control circuit of a static VAR generator to determine the presence of a DC component in the output of the VAR generator which component is not desirable because it may effect certain AC power components such as transformers. There is provided apparatus for determining the presence of the DC component in the VAR generator which utilizes a feedback loop which includes the VAR generator control system as part thereof to insure that the positive and negative half cycles of the VAR generator output current generally remain equal.

REFERENCES:
patent: 3654541 (1972-04-01), Kelley et al.
patent: 3676766 (1972-07-01), Blackmond
patent: 3849677 (1974-11-01), Stacey et al.
patent: 3883792 (1975-05-01), Ellert

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