Title:
DC CURRENT BREAKER DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/213027
Kind Code:
A1
Abstract:
A DC current breaker device according to an embodiment of the present invention interrupts current of a DC system that supplies DC power converted by a first AC-DC converter present at a first end side, or DC power converted by a second AC-DC converter present at a second end side different from the first end side, the DC current breaker device comprising: a first DC bus line, a second DC bus line, one or more first DC current breakers, one or more second DC current breakers, and one or more disconnectors, The first DC current breaker, the disconnector, and the second DC current breaker are connected in series, between the first DC bus line and the second DC bus line, in the order of the first DC current breaker, the disconnector, and the second DC current breaker. A DC power output end of the first AC-DC converter is connected to a connection point between the first DC current breaker and the disconnector. A DC power output end of the second AC-DC converter is connected to a connection point between the second DC current breaker and the disconnector.
Inventors:
KOYAMA YUSHI (JP)
MATSUMOTO TOSHIAKI (JP)
ISHIGURO TAKAHIRO (JP)
MATSUMOTO TOSHIAKI (JP)
ISHIGURO TAKAHIRO (JP)
Application Number:
PCT/JP2019/016130
Publication Date:
October 22, 2020
Filing Date:
April 15, 2019
Export Citation:
Assignee:
TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORP (JP)
International Classes:
H01H33/59
Foreign References:
| JP2017004869A | 2017-01-05 | |||
| JPS57101535A | 1982-06-24 |
Attorney, Agent or Firm:
SHIGA INTERNATIONAL PATENT OFFICE (JP)
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