Title:
POWER FEEDING SYSTEM, PROTECTION COOPERATION METHOD, AND PROGRAM
Document Type and Number:
WIPO Patent Application WO/2021/234788
Kind Code:
A1
Abstract:
This power feeding system feeds power from a power supply unit to a load through a feeder line and is provided with: a protection device that operates by a current greater than or equal to a predetermined current; a monitoring unit for monitoring the presence or absence of occurrence of an accident of the feeder line; and a gate block unit for stopping feeding the power of the power supply unit when the occurrence of an accident by which the protection device is not operated is detected by the monitoring unit.
Inventors:
HANAOKA NAOKI (JP)
TAKADA HIDETOSHI (JP)
KOZAI MASAKI (JP)
TAKADA HIDETOSHI (JP)
KOZAI MASAKI (JP)
Application Number:
PCT/JP2020/019676
Publication Date:
November 25, 2021
Filing Date:
May 18, 2020
Export Citation:
Assignee:
NIPPON TELEGRAPH & TELEPHONE (JP)
International Classes:
H02H3/087; H02H3/16; H02J1/00
Domestic Patent References:
WO2017221493A1 | 2017-12-28 | |||
WO2009081912A1 | 2009-07-02 | |||
WO2009081908A1 | 2009-07-02 |
Foreign References:
JPS57183216A | 1982-11-11 |
Attorney, Agent or Firm:
ITOH, Tadashige et al. (JP)
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