TWI905733B - 電力系統保護系統 - Google Patents

電力系統保護系統

Info

Publication number
TWI905733B
TWI905733B TW113115963A TW113115963A TWI905733B TW I905733 B TWI905733 B TW I905733B TW 113115963 A TW113115963 A TW 113115963A TW 113115963 A TW113115963 A TW 113115963A TW I905733 B TWI905733 B TW I905733B
Authority
TW
Taiwan
Prior art keywords
aforementioned
power system
circuit breaker
protection system
converter
Prior art date
Application number
TW113115963A
Other languages
English (en)
Chinese (zh)
Other versions
TW202505835A (zh
Inventor
相良雄大
阿部達広
山口信一
Original Assignee
日商三菱電機股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 日商三菱電機股份有限公司 filed Critical 日商三菱電機股份有限公司
Publication of TW202505835A publication Critical patent/TW202505835A/zh
Application granted granted Critical
Publication of TWI905733B publication Critical patent/TWI905733B/zh

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/0007—Details of emergency protective circuit arrangements concerning the detecting means
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/16—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to fault current to earth, frame or mass
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/02—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess current
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S10/00—Systems supporting electrical power generation, transmission or distribution
    • Y04S10/20—Systems supporting electrical power generation, transmission or distribution using protection elements, arrangements or systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
TW113115963A 2023-07-25 2024-04-29 電力系統保護系統 TWI905733B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/JP2023/027162 WO2025022562A1 (ja) 2023-07-25 2023-07-25 電力系統保護システム
WOPCT/JP2023/027162 2023-07-25

Publications (2)

Publication Number Publication Date
TW202505835A TW202505835A (zh) 2025-02-01
TWI905733B true TWI905733B (zh) 2025-11-21

Family

ID=94374238

Family Applications (1)

Application Number Title Priority Date Filing Date
TW113115963A TWI905733B (zh) 2023-07-25 2024-04-29 電力系統保護系統

Country Status (5)

Country Link
JP (1) JPWO2025022562A1 (https=)
KR (1) KR20260023038A (https=)
CN (1) CN121548927A (https=)
TW (1) TWI905733B (https=)
WO (1) WO2025022562A1 (https=)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3301771A1 (en) * 2016-09-30 2018-04-04 ABB Schweiz AG Fault current handling in an electrical plant
WO2021210124A1 (ja) * 2020-04-16 2021-10-21 三菱電機株式会社 移動体用配電システム
CN113949044A (zh) * 2021-02-02 2022-01-18 保定钰鑫电气科技有限公司 一种三相非有效接地供电系统

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06276672A (ja) * 1993-03-17 1994-09-30 Fuji Electric Co Ltd 系統地絡検出・分離方法
DE4309794A1 (de) 1993-03-25 1994-09-29 Siemens Ag Anordnung zur Freischaltung von Abzweigen eines Niederspannungs-Leitungsnetzes im Kurzschlußfall
JP2001095151A (ja) * 1998-04-10 2001-04-06 Kyushu Electric Power Co Inc 事故電流を抑制可能な直接接地システム
JP7347952B2 (ja) * 2019-03-28 2023-09-20 東京電力ホールディングス株式会社 保護装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3301771A1 (en) * 2016-09-30 2018-04-04 ABB Schweiz AG Fault current handling in an electrical plant
WO2021210124A1 (ja) * 2020-04-16 2021-10-21 三菱電機株式会社 移動体用配電システム
CN113949044A (zh) * 2021-02-02 2022-01-18 保定钰鑫电气科技有限公司 一种三相非有效接地供电系统

Also Published As

Publication number Publication date
WO2025022562A1 (ja) 2025-01-30
CN121548927A (zh) 2026-02-17
KR20260023038A (ko) 2026-02-20
JPWO2025022562A1 (https=) 2025-01-30
TW202505835A (zh) 2025-02-01

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