Title:
CONTROL APPARATUS OF CIRCUIT BREAKER
Document Type and Number:
Japanese Patent JP2016144321
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a control apparatus of a circuit breaker so configured as to reduce the frequency of unnecessary power failures.SOLUTION: The control apparatus of a circuit breaker includes: an estimation device for estimating a temperature of a power line on the basis of an actual current value supplied to the power line provided on a downstream side of the circuit breaker and meteorological information at a position where the power line is provided; and a power interruption device for interrupting the circuit breaker when the actual current value exceeds a predetermined value and when the estimated temperature of the power line estimated by the estimation device exceeds a predetermined temperature.SELECTED DRAWING: Figure 3
Inventors:
SATO NOBUHIRO
YASUHARA MASAAKI
ISHITOBI HIDEKI
YASUHARA MASAAKI
ISHITOBI HIDEKI
Application Number:
JP2015019032A
Publication Date:
August 08, 2016
Filing Date:
February 03, 2015
Export Citation:
Assignee:
CHUGOKU ELECTRIC POWER CO INC
International Classes:
H02H7/26; H02H5/04; H02J13/00
Attorney, Agent or Firm:
Isshiki International Patent Service Corporation
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