METHOD FOR SINGLE-PHASE AUTOMATIC RECLOSURE IN AC FURNACES Russian patent published in 1998 - IPC

Abstract RU 2101825 C1

FIELD: electrical engineering. SUBSTANCE: arc makeup current and recovery voltage at point of short circuit are corrected by inductive current for which purpose neutral of four-side reactor is unshorted. Additional capacitive correction of arc makeup current and recovery voltage is effected from emf sources of adjacent systems of phase disconnected during single-phase automatic reclosure cycle. EFFECT: improved safety of furnace during short-circuit faults. 3 wdgi

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RU 2 101 825 C1

Authors

Kachesov V.E.

Dates

1998-01-10Published

1996-04-23Filed