Abnormality sensing device for gas-insulated electric apparatus

Details Abnormality sensing device for gas-insulated electric apparatus Abnormality sensing device for gas-insulated electric apparatus

1980-06-02

1981-09-29

Rosenberger, R. A.

Optics: measuring and testing

For light transmission or absorption

Of fluent material

356435, 324 54, 340630, 340647, G01N 2117

Patent

active

042919894

ABSTRACT:
An abnormality sensing device for use with gas-insulated equipment senses a faulted section by comparing a change in the quantity of light between a light emitting element and a light receiving element.

REFERENCES:
patent: 2374762 (1945-05-01), McNitt
patent: 2427013 (1947-09-01), McAdams
patent: 3027552 (1962-03-01), Landis
patent: 3838925 (1974-10-01), Marks

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