Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Frequency of cyclic current or voltage
Patent
1982-03-29
1985-02-19
Krawczewicz, Stanley T.
Electricity: measuring and testing
Measuring, testing, or sensing electricity, per se
Frequency of cyclic current or voltage
1791753F, 324 585B, G01R 3108, H04B 346
Patent
active
045008345
ABSTRACT:
A method and apparatus for locating the position of a fault occurring in an electric power transmission system wherein an indication of the position of the fault with respect to a monitoring point is obtained from the time taken for a transient component of fault signal to travel from the monitoring point to the fault and back to the monitoring point after reflection at the fault.
REFERENCES:
patent: 2628267 (1953-02-01), Stringfield
Szeredi: "Testing Telecommunication Cables for Damage", IBM Bulletin-vol. 21, No. 9-Feb. 1979-pp. 3665-3666.
Cornick Keith
Ko Yu M.
Krawczewicz Stanley T.
Solis Jose M.
The General Electric Company p.l.c.
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