ARCING SENSOR Russian patent published in 2020 - IPC G02B6/32 H02H7/26 

FIELD: optics.

SUBSTANCE: invention relates to fibre optics and can be used in fibre-optic spark and arc sensors and is intended for use at power plants, in high-voltage plants, on power transmission lines, in fire and explosion hazardous enterprises of chemical and oil refining industry, in mines and in transport. Sparking sensor comprises a sensitive element made of fluorescent glass or polymer, made in form of a plate and located in the focal plane of a spherical convex lens or camera lens, in front of the sensitive element there is an optical filter in the form of a plate made of optical glass which is transparent in the ultraviolet and opaque in the visible region of the spectrum; end faces of optical fibres or fibre bundles are arranged orderly in the rear surface of the sensitive element, and photodetectors are arranged at their output ends.

EFFECT: technical result is determination of location of arcing in space.

1 cl, 2 dwg