Title:
INTELLIGENT LOW-VOLTAGE CIRCUIT BREAKER PROVIDED WITH DOUBLE-CORE MODE
Document Type and Number:
WIPO Patent Application WO/2023/197614
Kind Code:
A1
Abstract:
Embodiments of the present invention discloses an intelligent low-voltage circuit breaker device provided with a double-core mode. The intelligent low-voltage circuit breaker device provided with the dual-core mode comprises: a management unit, a protection unit, a signal acquisition unit and a power supply system. The management unit comprises a management chip, a communication interface module, a control interface module, an indication interaction module, a topology recognition module and a clock module. The protection unit comprises a protection chip, a protection interface module, a temperature measurement module and a memory module. The signal acquisition unit comprises a voltage measurement module and a current measurement module. The power supply system comprises a self-generated power supply and an auxiliary power supply. The management unit is in communication connection with the protection unit. The signal acquisition unit is respectively connected to the management unit and the protection unit via circuits. The self-generated power supply supplies power to the protection unit, and the auxiliary power supply supplies power to the management unit and the protection unit. The embodiments enables timely protection of the circuit breaker even when the management unit fails.
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Inventors:
MA XIAOKUN (CN)
ZHANG CHUANYUAN (CN)
LIANG WEI (CN)
XUE LI (CN)
GAO ZHENWEI (CN)
WANG GUANGLEI (CN)
WANG DANDAN (CN)
QIAN ZHANKUI (CN)
SHI WENHUI (CN)
ZHANG CHUANYUAN (CN)
LIANG WEI (CN)
XUE LI (CN)
GAO ZHENWEI (CN)
WANG GUANGLEI (CN)
WANG DANDAN (CN)
QIAN ZHANKUI (CN)
SHI WENHUI (CN)
Application Number:
PCT/CN2022/134936
Publication Date:
October 19, 2023
Filing Date:
November 29, 2022
Export Citation:
Assignee:
BEIJING GUODIANTONG NETWORK TECHNOLOGY CO LTD (CN)
STATE GRID INFORMATION & TELECOMMUNICATION GROUP CO LTD (CN)
STATE GRID INFORMATION & TELECOMMUNICATION GROUP CO LTD (CN)
International Classes:
G01R31/327; H02J13/00; H02J9/06
Foreign References:
| CN114726097A | 2022-07-08 | |||
| CN113485199A | 2021-10-08 | |||
| CN210796575U | 2020-06-19 | |||
| CN215642298U | 2022-01-25 | |||
| JP2009201252A | 2009-09-03 | |||
| US20130148249A1 | 2013-06-13 |
Attorney, Agent or Firm:
SCIHEAD IP LAW FIRM (CN)
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